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Plural power paths to and/or from gearing

Subclass of:

074 - Machine element or mechanism

074640000 - GEARING

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
074665000 Single driven plural drives 73
074665000 Single drive plural driven 29
074665000 Plural drivers plural driven 14
074718000 Fluid drive divides or combines alternate paths 3
20080250898Gearbox For Lift Truck With Telescopic Jib, and Machine Equipped With Same - The invention concerns a gearbox (10-16-2008
20100162849PISTON ACTUATED SPLIT INPUT TRANSMISSION SYNCHRONIZER - A piston actuated synchronizer system for a split torque transmission where the piston is attached directly to the synchronizer shift collar on the synchronizer centerline to provide the required actuation in a small volume of space and resolve fork and rod deflection issues seen on other synchronizers that use such a system. The piston is pressure applied and spring released. This design also uses a displacement sensor to monitor synchronizer engagement.07-01-2010
20110232418HYDRAULIC HYBRID VEHICLE WITH LARGE-RATIO SHIFT TRANSMISSION AND METHOD OF OPERATION THEREOF - A vehicle includes an internal combustion engine configured to power a hydraulic pump to pressurize hydraulic fluid, which is used to power the vehicle directly or is stored in an accumulator. A drive module, including a hydraulic pump/motor and a multi-speed mechanical transmission, is operatively coupled to drive wheels of the vehicle to provide motive power to the vehicle. The drive module can also include a second hydraulic motor (or multiple hydraulic motors) configured to provide motive power. The transmission is configured to progress through its gears at ratio shifts of no less than 2:1 between adjacent gear positions. The transmission is configured to place the hydraulic motor in neutral during some portions of vehicle operation, and to engage the motor during other portions of vehicle operation.09-29-2011
074720000 One path includes fluid drive 3
20100192725Transmission with Rear Torque Converter - A transmission includes a main shaft, a first input shaft, a second input shaft, and a first clutch to drivingly couple the main shaft and the first input shaft. A second clutch drivingly couples the main shaft and the second input shaft. A torque converter is selectively driven by one of the first input shaft and a first speed gear set. The first speed gear set is driven by the other of the first input shaft and the torque converter. A second speed gear set is driven by the second input shaft.08-05-2010
20100126307MULTI-TURN HYDRAULIC ACTUATOR - There is provided a multi-turn hydraulic actuator used to open/close a passageway in ground and sea industries including general industrial machines, oil refineries and chemical plants and power generating plants, among others, and more particularly, a multi-turn hydraulic actuator comprising: a hydraulic motor and a decelerator, among others, whereby high torque is efficiently obtained by using low electric power, compared to a conventional electric actuator, and whereby an operation part and a drive part are freely attached to/detached from at a user's necessity.05-27-2010
20130133480HYBRID DRIVE TRAIN FOR A GAS TURBINE ENGINE - Several configurations of a hybrid drive train are disclosed using a one-way clutch to prevent reverse power flow from the drive train to a free power turbine. The drive trains are parallel configurations including a generator/motor that can provide a dynamic or regenerative braking capability or a power boost if required. The drive train can be based on a manual or automatic transmission. A dry clutch can be used to engage and disengage the engine from the transmission. A generator/motor can be used to neutralize torque for disengaging the gearing in a transmission or to synchronize the rotational speeds of the gearing for engaging the gearing in a transmission, thus eliminating the need for a dry clutch when a manual transmission is used.05-30-2013
074665000 Alternate drivers and driven 2
20110296948AUTOMATIC DUAL-CLUTCH TRANSMISSION - In an automatic dual-clutch transmission, a lowest speed driven gear, other driven gears and a reverse gear are provided on a first output shaft to be freely rotatable. A 2nd speed driven gear and a highest speed driven gear are provided on a second output shaft to be freely rotatable. Further, the 2nd speed driven gear is provided with a large-diameter gear meshing with a 2nd speed drive gear and a small-diameter gear provided bodily with the large-diameter gear, being fewer in tooth number and smaller in diameter than the large-diameter gear, and meshing with the reverse gear. Thus, the automatic dual-clutch transmission is reduced in diameter by not having an output shaft dedicated to the reverse gear and is able to set the gear ratio for reverse to be large.12-08-2011
20100313707Interlocking Mechanism for a Transmission - An interlocking mechanism for preventing the double meshing of a transmission, which is constituted by using a rotary lock drum to produce a reliable locking action and can be excellently adapted to various transmissions. In the interlocking mechanism, fork-operation members and fork-fixing members LP12-16-2010
20110017015TRANSMISSION FOR A ROAD VEHICLE WITH HYBRID PROPULSION - Transmission for a road vehicle with hybrid propulsion; the transmission comprises: a gearbox provided with one primary shaft, one secondary shaft and at least one pump actuated by an activating shaft; at least one clutch connected to the primary shaft and presenting a part which is normally conductive which can be connected to a drive shaft of a thermal engine; at least one reversible electric machine presenting a shaft mechanically connectable to the primary shaft; a first mechanical transmission which transmits motion from the normally conductive part of the clutch to the activating shaft; and a second mechanical transmission which transmits motion from the shaft of the electric machine to the activating shaft.01-27-2011
20110252921INDUSTRIAL ROBOT - The present invention relates to an industrial robot and aims to provide an industrial robot capable of ensuring a long distance from a rotation axis of an arm to a tool mounting portion and accurately positioning the tool mounting portion by a compact structure. In a swing arm 10-20-2011
20130133478MULTI-SPEED TRANSMISSION - A vehicle transmission includes first, second, third and fourth meshing gear-pinion pairs. The transmission produces a first speed ratio through a power path that includes first and second input shafts, a gear coupler and the first, second and third gear-pinion pairs. The transmission also produces a second speed ratio through a power path that includes the second input shaft, the gear coupler and the second, third and fourth gear-pinion pairs.05-30-2013
20130186234VARIABLE RANGE CONSTANT SPEED DRIVE - A constant speed drive includes one or more speed summing differentials operably connected to a base shaft and a machine shaft. A primary variator is operably connected to the one or more speed summing differentials to produce a selected constant rotational speed at the machine shaft across a range of engine speeds at the base shaft. An operating range adjustment element is operably connected to the one or more speed summing differentials to adjust a range of engine speeds at which the constant speed drive can output the selected constant rotational speed at the machine shaft.07-25-2013
20130081513Reversible Gearbox Having User Selectable Inputs for Operation of an Output in Opposing Directions - A reversible gearbox features a first input gear mounted on for rotation about a first axis and a second input gear mounted for rotation about a second axis parallel to the first axis in a counter-rotational relationship with the first input gear. The input gears are arranged for selective coupling of either one thereof to a drive source rotatable in a predetermined direction, whereby at least one output gear is arranged within the gear train for driven rotation of the output gear in opposite directions depending on which of the first and second input gears is driven in the predetermined direction by the drive source. Accordingly, a unidirectional drive source can be used to drive the gearbox output in either direction by selecting from different input connections. The gearbox may be employed for an agricultural auger to be driven by the power take-off of a tractor.04-04-2013
20100089200ROTARY UNITS, ROTARY MECHANISMS, AND RELATED APPLICATIONS - The invention relates to rotary units and rotary mechanisms that are suitable for use in numerous applications. Rotary units typically include rotational components that are configured to rotate. In some embodiments, for example, multiple rotary units are assembled in rotary mechanisms such that neighboring pairs of rotational components counter-rotate or contra-rotate relative to one another during operation of the rotary mechanisms. Rotational components generally include one or more implements that are structured to perform or effect one or more types of work as the rotational components rotate relative to one another in a given rotary mechanism. In certain embodiments, implements are configured to rotate and/or to effect the movement of other components as rotational components rotate.04-15-2010
20130074651GEAR UNIT AND ROBOT - A gear unit includes an inner shaft and an outer shaft concentrically arranged to make up two concentric output shafts; and a first and a second input shaft extending in a direction orthogonal to the output shafts and operatively connected to the inner shaft and the outer shaft, respectively. The inner shaft includes an inner gear attached thereto and the outer shaft includes an outer gear attached thereto. The inner gear and the outer gear are arranged in a mutually-opposing relationship. The first input shaft and the second input shaft are spaced apart from each other by a specified distance along an axial direction of the output shafts. The first input shaft includes a first input gear meshing with the inner gear and the second input shaft includes a second input gear meshing with the outer gear.03-28-2013
20120174708FRONT-AND-REAR-WHEEL-DRIVE VEHICLE - A front-and-rear-wheel-drive vehicle includes first and second electric drive motors which drive front and rear wheels, the second electric drive motor has a maximum torque greater than that of the first electric drive motor, a first speed reducer which reduces rotation of the first electric drive motor, a second speed reducer which reduces rotation of the second electric drive motor at a speed reduction ratio smaller than that of the first speed reducer, the speed reduction ratios of the first and second speed reducers are set in a manner that a maximum rate of rotation of one of the front and rear wheels corresponding to that of the second electric drive motor is greater than a maximum rate of rotation of the other wheel corresponding to that of the first electric drive motor.07-12-2012
20090272226GEARBOX FOR A MOTOR VEHICLE - A gearbox for a motor vehicle is provided that includes, but is not limited to two coaxial input shafts carrying gearwheels, and three layshafts selectively drivable by the input shafts. Each gearwheel of the input shafts meshes with at least one gearwheel of the two layshafts. The three layshafts carry three pinions meshing with a same output gearwheel, and the third layshaft further carries a reverse gearwheel meshing with a gearwheel of the first layshaft.11-05-2009
20100236359DUAL CLUTCH MULTI-SPEED TRANSMISSION HAVING ONE COUNTERSHAFT AND A REVERSE SHAFT - A transmission includes an input member, an output transfer gear, first and second shaft members, a countershaft, a reverse shaft, a plurality of co-planar gear sets, and a plurality of torque transmitting devices. The torque transmitting devices include a plurality of synchronizer assemblies and a dual clutch assembly. The transmission is operable to provide at least one reverse speed ratio and a plurality of forward speed ratios between the input member and the output member.09-23-2010
20100236358DUAL CLUTCH MULTI-SPEED TRANSMISSION - A transmission includes an input member, an output transfer gear, first and second shaft members, first and second counter shaft members, a plurality of co-planar gear sets, and a plurality of torque transmitting devices. The torque transmitting devices include a plurality of synchronizer assemblies and a dual clutch assembly. The transmission is operable to provide at least one reverse speed ratio and a plurality of forward speed ratios between the input member and the output member.09-23-2010
20110239820POWER TRANSMISSION DEVICE FOR HYBRID VEHICLE - Provided is a lightweight, compact power transmission device for a hybrid vehicle which permits a simplified construction of a speed changing unit that establishes a plurality of gear shift stages and a reduced size of a motor. The power transmission device is provided with a first speed changing unit which has a first input shaft 10-06-2011
20100058890POWER TRANSFER UNIT WITH DISCONNECTING INPUT SHAFT - A power transfer unit assembly for a vehicle is provided comprising a first input shaft providing rotational drive. A second input shaft is in communication with a gear train assembly which is in communication with a propshaft. A selective engagement element is movable between an engagement position wherein the second input shaft is placed in rotational communication with the first input shaft and a disengagement position wherein the second input shaft is disengaged from the first input shaft. An actuator assembly moves the selective engagement element into the engagement position for all wheel drive mode and into the disengagement position for two wheel drive mode.03-11-2010
20100319486TRANSMISSION - A transmission for a vehicle is provided with a plurality of gears supported on shaft members rotatably supported in a case to extend in an axial direction, first and second large-diameter gears soaked at lower parts thereof in lubrication oil stored in a lubrication oil storage region formed at a lower portion of the case for scooping upward lubrication oil during rotations, and first and second receivers arranged to extend in the axial direction of the shaft members for collecting the upwardly scooped lubrication oils to supply the same to parts to be lubricated. The first and large-diameter gears are arranged respectively on one and the other end sides of the plurality of gears in the axial direction. Other gears of the plurality of gears except for the first and second large-diameter gears are formed to diameters that hardly agitate the lubrication oil in the lubrication oil storage region.12-23-2010
20090019967ELECTRICALLY DRIVEN PARALLEL SHAFT TRANSMISSION THAT MAINTAINS DELIVERED POWER WHILE SHIFTING - An electrically powered driveline assembly includes a first electric motor and a second electric motor that drive corresponding input shafts to drive an output shaft. The first and second electric motors are selectively coupled to facilitate constant torque and speed output of the output shaft during shifting and also in the event of failure of one of the electric motors.01-22-2009
20100229678DUAL-AXIS DRIVE DEVICE - In a two-axle drive system (09-16-2010
20120285292VEHICLE AND HYBRID DRIVE SYSTEM - One embodiment of the present invention is a unique vehicle having a hybrid drive system. Other embodiments include unique hybrid drive systems. Still other embodiments include apparatuses, systems, devices, hardware, methods, and combinations for fluid driven actuation systems. Further embodiments, forms, features, aspects, benefits, and advantages of the present application shall become apparent from the description and figures provided herewith.11-15-2012
20120247269DRIVE DEVICE FOR ELECTRIC VEHICLE - A drive device for an electric vehicle, which includes an output member drivingly coupled to a wheel, and a compressor coupling member coupled to a compressor for an air conditioner. The drive device includes a first rotating electrical machine having a rotor shaft drivingly coupled to the output member; a second rotating electrical machine having a rotor shaft drivingly coupled to the compressor coupling member and drivingly coupled to the output member; a first engagement device capable of disconnecting the drive coupling between the rotor shaft of the first rotating electrical machine and the output member; and a second engagement device capable of disconnecting the drive coupling between the rotor shaft of the second rotating electrical machine and the output member.10-04-2012
20120031230Group transmission device - In a group transmission device comprising a splitter group transmission unit and at least one active actuating unit for introducing an actuating torque into the splitter group transmission unit, an open- and/or closed-loop control unit is provided for adapting the actuating torque introduced into the splitter group transmission unit to at least one synchronized shifting operation to be executed by means of the splitter group transmission unit without synchronizing ring.02-09-2012
20090277299MULTI-PATH ROTARY WING AIRCRAFT GEARBOX - A multi-path split torque gearbox system provides a multiple of three stage torque split power gear trains modules that each transmits torque from a high-speed engine to a main rotor shaft (11-12-2009
20120174705DUAL POWER DRIVING SYSTEM WITH EPICYCLE GEAR SETS TRANSMITTED IN SERIES - The present invention provides a dual power driving system with epicycle gear sets transmitted in series, in which the input shaft, the output shaft and the controllable brake device of each epicycle gear set can be coaxially connected in series, or connected in parallel or not in parallel; the rotating shaft at the output end and the rotating shaft at the input end of each epicycle gear set can be directly connected, or an intermediate transmission device can be installed for connection, and through operating the controllable brake devices, the selections for the structural configurations of the dual power driving system are provided.07-12-2012
20120111145ELECTRIC MOTOR AND VEHICLE DRIVE DEVICE USING THE SAME - An electric motor and a vehicle drive device having the same are provided. The electric motor includes a core unit having plural core assemblies fixed to a case, an annular bus ring attached to the core unit, plural supporting members attached the plural core assemblies, respectively, an attachment member holding a first sensor and fixed to a portion of a terminal accommodating portion such that the first sensor is soaked in an oil stored in the case, and an attachment member holding a second sensor and fixed to a portion of a terminal accommodating portion such that the second sensor is positioned at a second position for measuring a temperature of the coils between adjacent terminal accommodating portions which are not soaked in the oil.05-10-2012
20120186392HYBRID DRIVE TRAIN - A drive train (07-26-2012
20090235780Power Transfer Unit with Dual Hypoid Geartrain - A transfer case for use in motor vehicles for transferring drive torque from a powertrain to first and second drivelines includes a first output shaft adapted to transmit drive torque from the powertrain to the first driveline. The second output shaft is adapted to transmit drive torque to a second driveline. The transfer case includes a first spiral bevel gear set driven by the first output shaft and a second spiral bevel gear set driven by the first spiral bevel gear set and driving the second output shaft.09-24-2009
20120234135POWER TRANSMISSION APPARATUS FOR HYBRID VEHICLE - A power transmission apparatus includes a first one-way clutch disposed between a motor output shaft of an electric motor and a primary shaft, and a second one-way clutch disposed between an output transmission shaft coupled to a drive wheel and the motor output shaft. Using the motor output shaft as a reference, the two one-way clutches transmit torque in a single direction and do not transmit torque in the opposite direction. The one-way clutches are not operated using oil pressure, while power is not transmitted in a single direction in accordance with a torque magnitude. Therefore, a plurality of torque transmission paths are formed in the power transmission apparatus without the need for an oil pressure supply.09-20-2012
20120090427MICRO-ELECTRO-MECHANICAL-SYSTEM (MEMS) BASED HYDRAULIC CONTROL SYSTEM FOR MILD HYBRID VEHICLES - A powertrain system in a mild hybrid vehicle includes a hydraulic device, a pilot valve, and a regulator valve. The pilot valve is operably connected to the hydraulic device and configured to actuate. The pilot valve includes at least one micro-electro-mechanical systems (MEMS) based device. The regulator valve is operably connected to the pilot valve and the hydraulic device. The regulator valve is configured to direct fluid to the hydraulic device based on the actuation of the pilot valve.04-19-2012
20120090426MICRO ELECTRO-MECHANICAL SYSTEM (MEMS) BASED HYDRAULIC CONTROL SYSTEM FOR FULL HYBRID VEHICLES - A powertrain system in a hybrid vehicle includes a hydraulic device, a pilot valve, and a regulator valve. The pilot valve is operably connected to the hydraulic device and configured to actuate. The pilot valve includes at least one micro-electro-mechanical systems (MEMS) based device. The regulator valve is operably connected to the pilot valve and the hydraulic device. The regulator valve is configured to direct fluid to the hydraulic device based on the actuation of the pilot valve.04-19-2012
20120285291DUAL ENGINE HYBRID VEHICLE DRIVE - A vehicle hybrid drive supplies torque to an axle. The drive includes a first engine and a transmission which couples the first engine to the axle. The drive also includes a second engine, a flywheel driven by the second engine, an electric generator driven by the flywheel, a generator controller coupled between the generator and a motor controller, and an electric motor coupled to the motor controller. A gearbox is coupled between the electric motor and the axle. The vehicle drive may also include a further flywheel driven by the first engine, with the transmission being driven by the second flywheel.11-15-2012
20110290072HYBRID DRIVING SYSTEM AND VEHICLE HAVING THE SAME - A hybrid power driving system includes an engine including a crankshaft; and a dual clutch transmission system coupled to the crankshaft. The dual clutch transmission system includes a first clutch, a second clutch, and a transmission. Both the first and second clutches are connected with the crankshaft. The transmission includes a first input shaft connected with the first clutch, a second input shaft connected with the second clutch, shifting gear sets, where each shifting gear set includes at least a stationary gear and a free gear; and an output shaft having one end coupled with a differential. The other end of the output shaft is connected with a driving electric motor. The driving electric motor drives the output shaft directly.12-01-2011
20110214531TRANSMISSION APPARATUS WITH MULTIPLE CHANNELS - A transmission apparatus of the present invention can transmit power via different inputs, and release power via specific outputs. The transmission apparatus of the present invention is connected to a first input and a second input, both of which produce a forward rotation and a rearward rotation, and a first output. The present invention includes a first transmission device connected to the first input and the first output and is driven to turn by the first input, wherein the first transmission device further has a one way transmission member to transmit the forward rotation of the first input to the first output, and a second transmission device connected to the second input and the first output and is driven to turn by the second input, wherein the second transmission device has a one way transmission member to transmit the forward rotation of the second input to the first output.09-08-2011
20110214532DOUBLE CLUTCH WITH A DIFFERENTIATOR - A double clutch includes, but is not limited to an inner clutch for connecting to an inner input shaft to a crankshaft of an engine. The double clutch also includes, but is not limited to an outer clutch for connecting to an outer input shaft to the crankshaft. The double clutch further includes, but is not limited to one or more differentiators coupled to at least one levers of the two clutches for providing adjustments in stroke distance to at least one of the two clutches for clutching.09-08-2011
20110167955DCT transmission utilizing a two axis chain - A dual clutch transmission for a vehicle is provided. The transmission includes a first input shaft driven by a first clutch and a second input shaft driven by a second clutch. An output shaft or shafts are driven by the input shafts having selective mesh torsional force transferring gear contact therewith. A differential input gear is driven by the output shaft or shafts. At least one of the input shafts has at least one input gear that torsionally engages with the output shaft via an idler shaft having an idler input shaft torsionally connected on the idler shaft with an idler shaft output gear through a one-way clutch and wherein the idler shaft output gear is meshed with another gear on the one input shaft.07-14-2011
20110203409TRANSMISSION - A transmission is provided in which gears (08-25-2011
20090241728ELECTRIC DUAL INPUT CLUTCH TRANSMISSION - A dual transmission includes a first input shaft, a second input shaft, a first input clutch adapted to drivingly couple a power source to the first input shaft and a second input clutch adapted to drivingly couple the power source to the second input shaft. First, third and fifth drive gears are driven by the first input shaft. Second, fourth and sixth drive gears are driven by the second input shaft. First, second, third, fourth, fifth and sixth driven gears selectively drive a countershaft. The first through sixth drive gears are in meshed engagement with the corresponding first through sixth driven gears. First through sixth synchronizer clutches are individually associated with the respective first through sixth drive or driven gears to provide first through sixth gear drive ratios to the countershaft. Each synchronizer clutch is selectively actuated by an associated first through sixth electric actuator.10-01-2009
20090260480DUAL CLUTCH TYPE AUTOMATED TRANSMISSION APPARATUS - A dual clutch type automated transmission apparatus includes first and second input shafts, an output shaft, a dual clutch mechanism having a first clutch actuator operating a first clutch portion for establishing/interrupting a first torque transmitting path and a second clutch actuator operating a second clutch portion for establishing/interrupting a second torque transmitting path, plural first gear trains, plural first connecting portions selectively connecting/disconnecting the first and second input shafts to/from the output shaft via one of the first gear trains, a second gear train provided between the first input shaft and the output shaft, and a second connecting portion provided at the second gear train and connected to the second clutch actuator. The second clutch actuator operates the second connecting portion to connect/disconnect the first input shaft to/from the output shaft via the second gear train while operating the second clutch portion to interrupt the second torque transmitting path.10-22-2009
20110030505Hybrid Transmission - A transmission for a vehicle which includes a ground engaging structure driven from an output member of the transmission is disclosed, the transmission including a first input member connected to a prime mover, and a second input member drivable by the operation of a hydraulic drive motor, and the transmission being operable to transmit drive from the first input member to the output member in mechanical drive mode, and from the second input member to the output member in hydrostatic drive mode, the first input member providing a drive input from the prime mover to a mechanical drive train which includes a gear ratio selection apparatus, and for mechanical drive mode, the gear ratio selection apparatus providing for one of a plurality of alternative gear ratios to be selected by the engagement and/or disengagement of at least one power-shift clutch device, and the second input member being connected via a drive path to the output member, and there being a power-shift clutch device between the hydraulic drive motor and the second input member which is operative when the transmission is in hydrostatic drive mode, to transmit drive established by the operation of the hydraulic drive motor to the second input member.02-10-2011
20110239819TRANSMISSION FOR HYBRID VEHICLE - Provided is a transmission for a hybrid vehicle which permits a compact, lightweight structure and yet allows the power of an internal combustion engine to be disconnected and which is capable of efficiently transmitting power without complicating the control. The transmission includes a speed changing unit which has a first input shaft 10-06-2011
20110239818HYBRID DRIVE DEVICE - The present invention relates to a hybrid drive device including a first shaft coupled to an internal combustion engine, a rotary electric machine, a second shaft disposed coaxially with the first shaft and coupled to the rotary electric machine and a speed change mechanism, a clutch is provided to switch on and off transfer of a drive force between the first shaft and the second shaft, and a case houses the first shaft, the second shaft, the rotary electric machine, and the clutch. A rotor of the rotary electric machine is fixed to an outer peripheral portion of the clutch housing. A first seal mechanism is disposed in contact with an outer peripheral surface of the large diameter portion of the second axially projecting portion and the inner peripheral surface of the first axially projecting portion, and side by side with the first support mechanism in the axial direction.10-06-2011
20110100159Compact Creeper Gear Arrangement For A Transmission - A compact creeper gear arrangement (05-05-2011
20120118101COAXIAL DOUBLE DRIVE ASSEMBLY APPLICABLE WITH SHIELDING ELEMENTS OF A SECONDARY SKIN FACADE OF A BUILDING - A coaxial double drive assembly, in particular to actuating shielding elements of a secondary skin facade of a building, is provided. The coaxial double drive assembly comprises an outer drive output and an inner drive output, which are arranged substantially coaxially with each other to an axis of rotation. The outer drive output and the inner drive output extend at the same side of the coaxial double drive assembly and accept a two-part pivot assembly, which when pivoted by the outer drive output and the inner drive output is adapted for orienting the shielding elements coupled thereto.05-17-2012
20110162483Dual Clutch Transmission with Multiple Range Gearing - A vehicle powertrain comprising dual torque input clutches and a multiple speed transmission with ratio range gearing is disclosed. The range gearing provides increased gear ratio coverage. A transition between a low speed ratio range and a high speed ratio range is achieved with no torque interruption. A shift from one gear ratio to an adjacent gear ratio in a speed ratio range during a shift sequence is preceded by preselecting the adjacent gear ratio.07-07-2011
20110113922MOTOR-VEHICLE DOUBLE-CLUTCH TRANSMISSION WITH GEAR SHIFT DEVICE COMPRISING A ROTARY DRUM AND MOTOR-VEHICLE HYBRID PROPULSION SYSTEM INCLUDING SUCH A TRANSMISSION - A transmission includes a first primary shaft carrying driving gearwheels associated to the odd gears and to the reverse gear, a second primary shaft coaxial to the first shaft and carrying driving gearwheels associated to the even gears, and at least one secondary shaft carrying a plurality of idle driven gearwheels directly or indirectly meshing with the driving gearwheels. The gearbox is also provided with a gear shift device having sliding engagement sleeves are each arranged to connect each time a driven gearwheel corresponding to a given gear for rotation with the respective secondary shaft. Corresponding sliding shift forks are each arranged to cause a respective engagement sleeve to slide between a neutral position and at least one shift position. A rotary drum has a corresponding guide grooves on its outer cylindrical surface in each of which a respective stud slidably engages, and is rigidly connected for translation with a respective shift fork in the sliding direction of the shift fork. An actuation unit is arranged to cause the drum to rotate stepwise among angular positions, each corresponding to predetermined positions of the engagement sleeves. The guide grooves of the drum are shaped so that in a first angular position the engagement sleeves are positioned to engage at the same time the second gear and the reverse gear.05-19-2011
20120234134POWER TRANSMISSION APPARATUS FOR HYBRID VEHICLE - There is provided a power transmission apparatus for a hybrid vehicle. An engine output shaft and a motor output shaft are coupled to a primary shaft of a continuously variable transmission installed in the power transmission apparatus. An output clutch is disposed between an output transmission shaft coupled to a drive wheel and a secondary shaft in order to switch these shafts between a coupled state and a released state, and a drive changeover clutch is disposed between the primary shaft and the output transmission shaft in order to switch these shafts between a coupled state and a released state. In a direct coupling mode where the output clutch is released and the drive changeover clutch is coupled, an engine output is transmitted to the drive wheel without passing through the continuously variable transmission.09-20-2012
20120031229SPEED TRANSMISSION DEVICE FOR A HYBRID TYPE MOTOR VEHICLE - The present invention relates to a speed transmission device for a hybrid type motor vehicle comprising a primary transmission shaft (02-09-2012
20110154944COMBINED POWER TRANSMISSION AND DRIVE UNIT FOR USE IN HYBRID SYSTEMS AND A HYBRID SYSTEM - A combined power transmission and drive unit for use in hybrid systems between a first engine and a transmission device, broadly including at least an input connectable with the engine, a power transmission device by which the output is connected with a transmission input shaft, a device for selectively at least interrupting/establishing the power flow to the input of the power transmission device and an electric machine including at least one rotor that is connected non-rotatably with the input of the power transmission device. Furthermore, the invention relates to a hybrid system, including a first engine and a combined power transmission and drive unit connected downstream of the engine.06-30-2011
20120006153POWER TRANSMISSION DEVICE FOR VEHICLE - An output shaft is arranged to be lateral and parallel to engine input shafts and a motor input shaft. An engine side gear mechanism for transmitting a power of the engine input shafts to the output shaft is provided. A motor side gear mechanism for transmitting a power of the motor input shaft to the output shaft is provided. An input side clutch engages and disengages the engine input shafts and the motor input shaft. When the input side clutch is engaged, the power transmission between a position where the engine side gear mechanism is arranged on the engine input shafts and a position where the motor side gear mechanism is arranged on the motor input shaft is invariably possible.01-12-2012
20120011963TRAVERSE MECHANISM - A traverse mechanism for a toothed ring member includes an interface at which modular actuators are attachable to drive a sprocket. The sprocket is selectively movable to a disengaged position wherein the sprocket does not engage the toothed ring member, thereby enabling the use of the traverse mechanism in the event of a malfunction.01-19-2012
20120160056Single Motor Power Seat - A multi-output transmission assembly includes first and second gears rotatable in opposite directions, an output shaft, first and second collars slidably coupled to the output shaft, and an actuator coupled to the first and second collars. The first collar is rotated by the first gear in a first direction. The second collar is rotated by the second gear in a second direction. The actuator moves the first and second collars along the output shaft. With the actuator in a neutral position, the first and second collars are disengaged from the output shaft and the output shaft does not rotate. With the actuator in a first position, the first collar engages the output shaft and the output shaft rotates in the first direction. With the actuator in a second position, the second collar engages the output shaft and the output shaft rotates in the second direction.06-28-2012
20120318100Ultra pleat - The undersigned inventor propounds through the instrumentality of application Ser. No. 13/066,063, a component of enthalpy expansion of secondary cells through the instrumentality of centerline compliant (orthographic projection, top view) and battery plate/grid uniform pitch standard compliant, pleated battery plates/grids, without deviation of said character, of generic essence, and plate/grid peak to trough alignment during assembly of the cell elements, without deviation, to facilitate and expedite the mass production of said secondary cells, for direct applications to pure electric automotive vehicles, and otherwise, as deemed appropriate by competent engineering.12-20-2012
20120325048HYBRID DRIVE TRAIN AND GEAR-CHANGING METHOD - A hybrid drive train for a motor vehicle, having an internal combustion engine for making available internal-combustion-engine drive power. A multi-step transmission has a transmission input and a transmission output. The transmission input can be connected to the internal combustion engine. The multi-step transmission is designed to set up a multiplicity of different forward gear ratios. An electric machine makes available electromotive driver power.12-27-2012
20130008285AUTOMATIC MANUAL TRANSMISSION - An automated manual transmission includes first and second power input shafts, a drive gear part, a clutch arranged to transmit or interrupt the power of the engine to the first or second input shaft, first and second power output shafts to which power is transmitted from the first or second input shaft, driven gearing including a plurality of driven gears on the first and second output shafts, and a synchronizer connecting or disconnecting the first output shaft or the second output shaft and the driven gear to provide multi-stage gear shift steps. The clutch includes first and second clutches installed at the first and second input shafts to transmit or interrupt input engine power. An example of such transmission having 8 forward speeds and one reverse speed is described.01-10-2013
20110214533TRANSMISSION - A twin clutch type transmission in which, when establishing a reverse gear position, the driving force of an engine (E) is transmitted to driven wheels (W, W) via the path: even-numbered gear clutch (Ce)→second input shaft (09-08-2011
20110303048Adapter for Connecting a Countershaft Transmission with an Electric Hybrid System - This invention provides a common means of coupling an alternative power source to a vehicle's drive wheels which is particularly well suited for use with a countershaft-type transmission. This invention also addresses clutch wear by eliminating the need to engage the frictional clutch to launch the vehicle. This invention also improves the acceleration of the vehicle compared to a typical dry friction clutch launch by relying on a supplemental motor and associated control system to transfer more power to the drive wheels more quickly than would be transferred by a typical launch engagement of a dry friction clutch in a commercial vehicle.12-15-2011
20120006154THERMAL ASSISTANCE FOR BICYCLE - A pedaling assistance device for a light vehicle, in particular a bicycle, equipped with pedals and a ratio-changing transmission, this device comprising a heat engine equipped with a reducing gear mechanically coupled with an element receiving muscular pedaling power from a user of the light vehicle, the mechanical coupling being effected upstream of said ratio-changing transmission so that the heat engine benefits from said changes of ratio, wherein the assistance device comprises a torque limiter, placed on the kinematics of the reducing gear of the heat engine between said heat engine and the mechanical coupling.01-12-2012
20100107811Range and Mode Shift System for Two-Speed On-Demand Transfer Case - A transfer case equipped with a two-speed range unit, a mode clutch assembly and a power-operated actuation mechanism for controlling coordinated actuation of the range unit and the mode clutch assembly is disclosed. In addition, the transfer case is interactively associated with a control system for controlling operation of the power-operated actuation mechanism to establish a plurality of distinct two-wheel and four-wheel drive modes.05-06-2010
20090235781TRANSFER CASE ARRANGEMENT - The invention relates to a transfer case arrangement comprising a first output shaft, a second output shaft, a clutch for the distribution of a torque between the output shafts, a shutdown device for the shutting down of the second output shaft when the clutch is disengaged and a lubrication device for the lubrication of the clutch and/or of another component of the transfer case arrangement.09-24-2009
20110308351ROTARY UNITS, ROTARY MECHANISMS, AND RELATED APPLICATIONS - The invention relates to rotary units and rotary mechanisms that are suitable for use in numerous applications. Rotary units typically include rotational components that are configured to rotate. In some embodiments, for example, multiple rotary units are assembled in rotary mechanisms such that neighboring pairs of rotational components counter-rotate or contra-rotate relative to one another during operation of the rotary mechanisms. Rotational components generally include one or more implements that are structured to perform or effect one or more types of work as the rotational components rotate relative to one another in a given rotary mechanism. In certain embodiments, implements are configured to rotate and/or to effect the movement of other components as rotational components rotate.12-22-2011
20100089199TORQUE TRANSFER DEVICE - A torque transfer device for a motor vehicle has an input element, at least one output element, a friction clutch for the setting of a torque transfer from the input element to the output element and an actuator. The actuator includes a drive motor, a reduction gear unit and a ramp ring mechanism. The ramp ring mechanism has at least one rotatable first actuator ring which is made to convert a rotary movement into an axial actuation of the friction clutch. The reduction gear unit has a worm gear having a worm and a spur gear section meshing with the worm, with the worm being coupled to the drive motor and the spur gear section being coupled to or made in one piece with the rotatable first actuator ring. The axis of rotation of the worm is inclined by an oblique position angle with respect to the rotational plane of the spur gear section, with the oblique position angle substantially corresponding to the pitch angle of the worm. The spur gear section has a straight toothed section.04-15-2010
20110271794Hybrid electric vehicle generation system - The present invention is directed to a generation means for generating electrical power to operate vehicle systems and/or for recharging batteries used by electric and/or hybrid cars. The present invention may also generate electric power to operate an electric motor that can also drive a vehicle. The present invention may also use the electric power generated for other uses as well. It comprises an engine that is connected to at least one rotatable member connected for rotation therewith and at least one generator that is connected to the rotatable member through a rotor in said generator to generate electrical energy.11-10-2011
20130098201DRIVE-FORCE-DISTRIBUTION CONTROL DEVICE - A drive-force-distribution control device includes an input-side bevel gear and an output-side bevel gear, a center shaft, left and right clutches, a housing, a bearing and a shim member. The output-side bevel gear is supported on the center shaft such that the output-side bevel gear meshes with the input-side bevel gear. The housing can be divided in the radial direction of the output-side bevel gear. The bearing is disposed at one end of the center shaft. The shim member is inserted in an axial-direction gap between the housing and the bearing. The output-side bevel gear and the center shaft can be attached to the housing from the radial direction. The axial end of the center shaft is located towards the other end with respect to the axial end of the bearing.04-25-2013
20100139454STEP VARIABLE TRANSMISSION FOR A MOTOR VEHICLE - A step variable transmission for a motor vehicle has a plurality of forward gear stages and at least one reverse gear stage. The transmission comprising: a drive input shaft arrangement, a drive output shaft arrangement, and a plurality of wheel sets which have loose wheels and shift wheels, wherein the shift wheels are rotatably mounted on a shaft arrangement and can be rotationally fixedly connected to the associated shaft arrangement by means of respective shift clutches.06-10-2010
20090249918Finger Joint Mechanism - A finger joint mechanism (10-08-2009
20100192724POWER TRANSMISSION DEVICE WITH INTERNAL ACTUATOR - A power transmission device has a first shaft adapted to be driven by a power source. A second shaft is adapted to transmit torque to a driveline. A transfer unit is selectively operable to transmit torque between the first and second shafts. The transfer unit includes a first sprocket that is rotatably supported on one of the first and second shafts, a second sprocket that is fixed for rotation with the other of the first and second shafts, and a flexible member that drivingly interconnects the first and second sprocket. A clutch is selectively operable to drivingly interconnect the first sprocket and one of the first and second shafts such that drive torque is transferable from the first shaft to the second shaft. The clutch is controlled by a clutch actuation system having an actuator that is at least partially positioned within a volume defined by the flexible member.08-05-2010
20100242671TRANSMISSION AND METHOD OF SHIFT CONTROL FOR TRANSMISSION - A transmission includes a controller that has a rapid-deceleration judge and a rapid-deceleration processor. The rapid-deceleration judge judges whether a vehicle is decelerating rapidly or not. The rapid-deceleration processor includes a torque-fluctuation inhibitor, and an after-rapid-deceleration change-speed stage anticipator. The torque-fluctuation inhibitor shuts off power transmission from a power source, or holds power transmission by way of a current change-speed stage or lower, when the vehicle is decelerating rapidly. The after-rapid-deceleration change-speed stage anticipator anticipates a subsequent change-speed stage being adapted for restarting or reaccelerating the vehicle that has come out of rapid deceleration.09-30-2010
20090241729GEAR BOX FOR A MOTOR VEHICLE - A gearbox is provided for a motor vehicle that includes, but is not limited to at least a first input shaft and at least a first output shaft. The first input and output shafts carrying at least a first drive gearwheel and a first driven gearwheel, respectively, for establishing a forward gear ratio, and a second drive gearwheel and a second driven gearwheel, respectively, coupled by a 10 first intermediate gearwheel for establishing a reverse transmission ratio. The second driven gearwheel meshes with a third driven gearwheel on a second output shaft for establishing a further forward gear ratio.10-01-2009
20100218643Dual clutch transmission device - In a dual clutch transmission with a main group and final shift group, with a coupling device for coupling a transmission element of the main group to a final shift group transmission element of the final shift group, the transmission comprises two transmission gears (V09-02-2010
20110252920Gear Shifting Actuator and Method of Shifting Gear Ratios - A gear shifting device for shifting gears of a transmission comprises: at least one guide rail each extending in a longitudinal axis thereof; a plurality of shift effecting members (e.g., shift forks or the like) configured to move a plurality of corresponding sliding sleeves coupled to the guide rail for shifting gears upon actuation of a shift actuator, the shift effecting members each having a terminal end portion with a finger receiving opening formed therein, the finger receiving opening extending in a direction generally parallel to the longitudinal axis of the guide rail; and a shift shaft extending in a direction generally parallel to the longitudinal axis of the guide rail, the shift shaft having a shift finger coupled thereto. The shift shaft is rotatable to pivotally position the shift finger at locations aligned with the finger receiving openings of the shift effecting members, and is also displaceable in the longitudinal direction in the finger receiving openings to move the shift effecting members to effect a gear shifting operation. Methods of shifting gears with a gear shifting device are also disclosed.10-20-2011
20100282020CONTINUOUSLY VARIABLE TRANSMISSION - The invention is concerned with a continuously variable transmission incorporating a variator of the type having at least two co-axial races (D11-11-2010
20100180722POWER TRANSMISSION APPARATUS - A power transmission apparatus according to the present invention is characterized in that it comprises: a multistaged change-speed mechanism (07-22-2010
20090293669Transmission system for tractor - The invention relates to four wheel drive switching device of a tractor which use the hydraulic pressure to move a sliding gear of the devices, and the four wheel drive switching device is controlled by means of one-touch button operation of a user. The four wheel drive switching device has a rear wheel drive shaft, a second drive gear, a third drive gear, a sliding gear, a hydraulic flow path, a cylinder room, a return spring and a front wheel drive gear. The hydraulic pressure force is acted on the sliding gear through the flow path, and the sliding gear is moved to one side, and the hydraulic pressure force holds the third drive gear to remain power transmission state.12-03-2009
20120096986DRIVING FORCE DISTRIBUTION DEVICE - A driving force distribution device includes a sub transmission, a friction clutch, a rotary drive member fixed to an output shaft of an actuator, a friction clutch driving cam to change a pressing force of the friction clutch, a shift cam to shift the sub transmission by converting rotary motion of the actuator into linear motion, and a ratchet lever provided so that a shaft line thereof in a normal direction with respect to the outer surface of the rotary drive member is a rotation center. The ratchet lever is disengaged from the shift cam and is rotated when the rotary drive member is rotationally driven to one side from a predetermined position starting at control origin of the shift cam, and the ratchet lever is rotated in conjunction with the shift cam when the rotary drive member is rotationally driven in a direction opposite to the one side.04-26-2012
20110314962Transmission Having a Low Launch Gear - Gearing for a vehicle transmission includes meshing forward gears and an idler, a reverse gear engaging the idler, a low gear engaging the reverse gear, a final drive, and a low gear drive path including the idler, the forward, reverse and low gears and the final drive.12-29-2011
20110314963CONTROLLABLE CONSTANT SPEED GEARBOX - An engine mountable gearbox is provided and includes a body formed to define a plurality of connection points at which a main engine generator and one or more accessories are mounted, a first transmission disposed within the body at the connection point of the main engine generator to run the main engine generator at a controlled constant speed at varying speeds of the engine rotation and a second transmission disposed within the body at least at one of the connection points of the one or more accessories to run the one of the one or more of the accessories at a controlled constant speed at varying speeds of the engine rotation.12-29-2011
20120103133METHOD FOR MODIFYING A TRANSFER CASE FOR A PLURALITY OF OUTPUTS - A method is described for modifying a transfer case for a plurality of outputs, which are connected to a common drivetrain via intermediate gear wheels (05-03-2012
20120160057TRANSFER CASE - A transfer case comprises a casing, an input shaft extending from outside the casing into the casing and at least one output shaft extending from inside the casing to outside the case. The input shaft is rotationally coupled to the output shaft(s) for transferring rotation from the input shaft to the output shaft(s). Various types of mechanical arrangements can be used to couple the input shaft to the output shaft(s). The input shaft and the output shaft(s) are rotatably supported in the casing by opposed pairs of tapered roller bearings oriented so that the narrow ends of the tapered roller bearings in each pair of tapered roller bearings point away from one another, and the tapered roller bearings are each squeezed between the casing and their respective shaft. The tapered roller bearings are adjustable to limit play between the shafts and the casing.06-28-2012
20110179906DRIVE ASSEMBLY FOR A MOTOR VEHICLE DRIVEN BY A PLURALITY OF AXLES - The invention relates to a drive assembly for a motor vehicle with a drive unit and multiple driven axles. The drive assembly comprises a transfer case 07-28-2011
20120227539APPARATUS, METHOD AND SYSTEM FOR REDUCING ADHESIVE WEAR ON A POWER TAKE-OFF SHAFT - A PTO shaft is disclosed that includes an inner shaft having a first spline gear at the proximal end, and a notch proximate to the distal end. The PTO also includes a hollow outer shaft removably disposed over at least a portion including the notch of the inner shaft. The outer shaft comprises a second spline gear configured to mate with the first spline gear. The PTO also includes a self-lubricating sleeve disposed on the notch of the inner shaft and configured to contact both the inner shaft and the outer shaft. The PTO also includes a seal disposed on the inner shaft between the first spline gear and the notch to resist movement of a lubricating oil from the proximal end of the inner shaft to the notch.09-13-2012
20120137828VEHICLE AND TRANSMISSION FOR A VEHICLE - A vehicle is described having a transmission driven through a propulsion unit such as an engine, and through a CVT. The transmission is comprised of an input shaft and an output shaft which are coaxially disposed. An idler shaft is driven by the input shaft, and the idler shaft drives the output shaft, through selected gear sets, to provide different gear ratios or drive directions. The CVT also has a fan on the driven side which feeds air through the CVT for cooling. The CVT comprises a drive side clutch and a driven side clutch with the output shaft of the extending through the CVT driven clutch.06-07-2012
20130112041HYBRID ROTOR-CLUTCH SYSTEM - A hybrid dual clutch transmission having a hybrid rotor-clutch system. The hybrid rotor-clutch system includes an engine disconnect clutch that selectively couples an engine to the rotor of an electric motor within the hybrid dual clutch transmission. A first clutch disk selectively couples a first input shaft of the hybrid dual clutch transmission to a first surface of the web of the rotor and a second clutch disk selectively couples a second input shaft of the hybrid dual clutch transmission to a second surface of the web of the rotor.05-09-2013
20130139644BACKHOE LOADER - A backhoe loader includes a multi-axis transmission that includes: an input shaft to which power is inputted; a front output shaft coupled to a front wheel; a rear output shaft disposed in a position higher than that of the front output shaft and coupled to a rear wheel; an intermediate shaft disposed between the input shaft and the front output shaft; a first power transmission mechanism configured to transmit power from the input shaft to the intermediate shaft; and a second power transmission mechanism configured to transmit power from the intermediate shaft to the front output shaft and to transmit power from the front output shaft to the rear output shaft.06-06-2013
20120174707EIGHT SPEED DUAL CLUTCH TRANSMISSION - A transmission is connectable to an input member and includes an output transfer gear, first and second shaft members, first and second countershaft members, a plurality of co-planar gear sets, and a plurality of torque transmitting devices. The torque transmitting devices include a plurality of gears, synchronizer assemblies and a dual clutch assembly. The transmission is operable to provide at least one reverse speed ratio and a plurality of forward speed ratios between the input member and the output member.07-12-2012
20120174706EIGHT SPEED DUAL CLUTCH TRANSMISSION - A transmission is connectable to an input member and includes an output transfer gear, first and second shaft members, first and second countershaft members, a plurality of co-planar gear sets, and a plurality of torque transmitting devices. The torque transmitting devices include a plurality of gears, synchronizer assemblies and a dual clutch assembly. The transmission is operable to provide at least one reverse speed ratio and a plurality of forward speed ratios between the input member and the output member.07-12-2012
20120090428Dual Clutch Transmission And Dual Clutch Accuators Thereof - A dual clutch transmission with multiple gears operatively coupled thereto, comprises: first and second input shafts coaxially arranged to each other; a first clutch operatively coupled with the first input shaft to drive the transmission with a gear selected from a first set of non-consecutively numbered gears; a second clutch coaxially arranged with the first clutch and operatively coupled with the second input shaft to drive the transmission with a gear selected from a second set of non-consecutively numbered gears; first and second clutch actuating devices, each including an actuator and a pivot member, each pivot member operatively coupled between the actuator and a clutch applicator of cylindrical shape to move its clutch applicator for clutch operation; and a plurality of first and second clutch levers received in a clutch retaining housing in a circularly and alternately arranged pattern. The first and second clutch levers are configured to move the first and second clutches, respectively. The cylindrically shaped clutch applicator of the first clutch actuating device is disposed coaxially with the cylindrically shaped clutch applicator of the second clutch actuating device, and the first clutch levers and the second clutch levers can operate independently to each other upon movement of the first clutch applicator or the second clutch applicator to perform a selective clutch operation between the first and second clutches.04-19-2012
20110146443DOUBLE-CLUTCH TRANSMISSION FOR VEHICLES - A double-clutch transmission (DCT)includes, but is not limited to an inner input shaft inside an outer input shaft. Two clutches of the DCT are connected to the input shafts respectively. The DCT has three layshafts that are parallel to the input shafts. One or more pinions are fixed onto the layshafts respectively. Seven forward gearwheel groups and one reverse gearwheel group of the DCT are arranged on the shafts. Each one of the gearwheel groups comprises a fixed gearwheel on one of the input shafts, meshing with an idler gearwheel on one of the layshafts. In particular, a third fixed gearwheel meshes with a third idler gearwheel and a fifth idler gearwheel. Especially, the DCT includes, but is not limited to a park-lock.06-23-2011
20090266199Powertrain for an Automotive Vehicle with Multiple-Ratio Gearing and a Dual Power Input Clutch - A multiple-ratio transmission with countershaft gearing with dual power input clutches. Ratio changes are made from each of several ratios to a preselected ratio by alternately engaging and disengaging the power input clutches. A robust bearing arrangement provides high torque transmitting capacity. An optimum number of transmission ratios are available with a minimum number of gear meshes.10-29-2009
20100186549DUAL CLUTCH MULTI-SPEED TRANSMISSION - A transmission includes an input member, an output transfer gear, first and second shaft members, a countershaft, a reverse shaft member, a plurality of co-planar gear sets, and a plurality of torque transmitting devices. The torque transmitting devices include a plurality of synchronizer assemblies and a dual clutch assembly. The transmission is operable to provide at least one reverse speed ratio and a plurality of forward speed ratios between the input member and the output gear.07-29-2010
20110061493TRANSMISSION, PARTICULARLY DUAL-CLUTCH TRANSMISSION - The aim of the invention is to be able to make transmissions, in particular dual-clutch transmissions, more stable and compact, especially in respect of a variable moment load. The aim is achieved by a transmission comprising two coaxial transmission input shafts, two countershafts on which gear wheels designed as idlers are rotatably mounted, gear wheels that are arranged in a rotationally fixed and axially successive manner on the two transmission input shafts, are designed as fixed gears, and indirectly or directly mesh with the idlers and thus define different gears, coupling devices which are mounted in a rotationally fixed and axially movable manner on the two countershafts and are to be axially moved by means of adjusting mechanisms in order to connect one respective idler in a rotationally fixed manner to the respective countershaft, and one respective output gear which is mounted on the two countershafts and meshes with teeth of an output member. A reverse gear is defined by an intermediate shaft on which a fixed intermediate shaft gear that immediately meshes with one of the idlers as well as a second fixed intermediate shaft gear that immediately meshes with one of the fixed gears defining the first gear are arranged in a rotationally fixed manner. In the axial sequence of gears, the fixed gear defining the first gear and the reverse gear is arranged on the axially outer side.03-17-2011
20100282019DOUBLE CLUTCH TRANSMISSION - A dual-clutch transmission with two clutches (K11-11-2010
20110113923HYBRID PROPULSION SYSTEM FOR A MOTOR VEHICLE - The propulsion system includes an internal combustion engine, an electric machine and a double-clutch transmission with a clutch unit and a mechanical gearbox. The gearbox has two coaxial primary shafts intended to be torsionally connected each to a shaft of the internal combustion engine of the motor vehicle by a respective friction clutch of the clutch unit, as well as a secondary shaft and a lay shaft arranged parallel to the two primary shafts. The electric machine is permanently kinematically connected to either of the two primary shafts via a first gear train including a pinion mounted on an output shaft of the electric machine, an intermediate gearwheel mounted on an intermediate shaft and a gearwheel mounted on the primary shaft and acting as driving gearwheel of a second gear train of the gearbox associated to one of the gears, in particular to the second forward gear. The gearbox further includes a casing and the electric machine is inserted and fixed into a seat formed by that casing. An outer surface of a stator of the electric machine forms a spiral-shaped profile which serves as cooling circuit for the electric machine and is closed on the radially outer side by an inner cylindrical surface of the seat, in such a manner that the channels of the cooling circuit are defined between the spiral-shaped profile and the inner cylindrical surface.05-19-2011
20110154945DOUBLE-CLUTCH TRANSMISSION FOR VEHICLES - A double-clutch transmission (DCT) includes, but is not limited to an inner input shaft inside an outer input shaft. A first clutch disc and a second clutch disc of the DCT are connected to the two input shafts respectively. Pinions are fixed onto three parallel layshafts of the DCT respectively. The gearwheels on the layshafts include, but are not limited to seven gearwheel groups. Each of the gearwheel group includes, but is not limited to a fixed gearwheel that meshes with an idler gearwheel. A fourth fixed gearwheel on the outer input shaft meshes with the fourth gear idler gearwheel and the sixth gear idler gearwheel. In particular, a fifth fixed gearwheel on the inner input shaft meshes with a fifth gear idler gearwheel and the seventh gear idler gearwheel. The gearwheels further includes, but is not limited to a reverse gearwheel group that includes, but is not limited to a fixed gearwheel on one of the input shafts, meshing with a reverse gear idler gearwheelon one of the layshafts.06-30-2011
20120132031Gear Change Device for a Motor Vehicle - A gear change device includes a first and a second primary shaft, selectively connectable to the driving shaft of a motor vehicle, and first second secondary shafts, whose axes are parallel and spaced from the common axis of the primary shafts, and having output gear wheels intended to mesh with the gear wheel of a differential. The device includes pairs of gear wheels, corresponding forward gear ratios and to at least one reverse gear ratio. The reverse gear ratio is defined by a first reverse gear wheel mounted freely rotatable on the first secondary shaft and connectable in rotation with the latter by one of the selector devices. A parking gear wheel is rigidly mounted on said first secondary shaft cooperating with a lock device for locking the gear change device in the parking condition. The parking gear wheel is mounted adjacent to a roller bearing which rotatably supports said first secondary shaft within the casing and which is axially interposed between the parking gear wheel and the first reverse gear wheel.05-31-2012
20110146444DOUBLE-CLUTCH TRANSMISSION FOR VEHICLES - A double-clutch transmission includes, but is not limited to an inner input shaft and an outer input shaft that are connected to a first clutch and a second clutch respectively. A first layshaft and a second layshaft of the DCT are spaced apart and arranged in parallel to the input shafts. Gearwheels of the DCT are arranged on the first layshaft, on the second layshaft, on the inner input shaft and on the outer input shaft. The gearwheels include, but are not limited to seven gearwheel groups for providing seven sequentially increasing gears. Each of the gearwheel groups includes, but is not limited to a fixed gearwheel on one of the input shafts that meshes with an idler gearwheel on one of the layshafts. A fourth fixed gearwheel meshes with a fourth gear idler gearwheel and a sixth gear idler gearwheel. A third fixed gearwheel meshes with a third gear idler gearwheel and a fifth gear idler gearwheel.06-23-2011
20130145898POWER DELIVERY DEVICE FOR VEHICLE - Disclosed is a power delivery device for a vehicle that improves power delivery efficiency. More specifically, the power delivery device includes a first motor having a first drive shaft directly connected to an output shaft of an engine, a second motor having a second drive shaft directly connected to an input shaft of a gearbox, and a clutch selectively connecting the output shaft of the engine with the input shaft of the gearbox.06-13-2013
20090235782Transmission - A transmission is provided in which gear trains for multiple shift stages are provided between a countershaft and a first main shaft and second main shaft running coaxially and relatively rotatably through the first main shaft so that the gear trains can be alternatively established, wherein a plurality of odd number stage gear trains (G09-24-2009
20110290073DUAL CLUTCH TRANSMISSION - A transmission includes an input member, an output member, first and second shafts, first and second countershafts, a plurality of co-planar gear sets, and a plurality of torque transmitting devices. The torque transmitting devices include a plurality of synchronizer assemblies and a dual clutch assembly. The transmission is operable to provide at least one reverse speed ratio and a plurality of forward speed ratios between the input member and the output member.12-01-2011
201101464457-SPEED LAYSHAFT GEARTRAIN WITH DUAL-USE MESHES AND THREE AXES - A dual mesh gear system is provided for a motor vehicle transmission having three axes. The transmission includes two input shafts, first and second clutch assemblies, first and second countershafts, and an output shaft. The transmission uses a first dual mesh for gears four and six and a second dual mesh for gears five and seven. Reverse within the transmission is driven by a reverse driver gear fixedly attached to second gear on the second countershaft. The reverse driver gear is continuously meshed with a reverse driven gear on the first countershaft. The reverse gear combination achieves a reverse gear ratio greater than or equal to the gear ratio of first gear.06-23-2011
20120067166SPHERICAL GEAR - A gear includes a body defining a portion of a sphere and including at least one curved surface. A plurality of teeth extend from the at least one curved surface. The plurality of teeth are arranged in rows and columns that define a plurality of longitudinal and latitudinal arcuate channels along the curved surface.03-22-2012
20090038435SPLIT TORQUE GEARED POWER TRANSMISSIONS WITH COMPOSITE OUTPUT SHAFTS - A light weight, split torque, geared power transmission having a reduced number of gears and useful for, e.g., transmitting power from an engine to the main rotor of a rotorcraft, includes a ring gear having a pair of oppositely facing angular bevel gears respectively formed on opposite sides of a medial plane thereof, and a first pinion having an elongated drive shaft extending through the medial plane of the ring gear and disposed at an oblique angle relative thereto. The first pinion includes a pair of cylindrical gears mounted coaxially on the drive shaft and respectively disposed in conjugate meshing engagement with respective ones of the bevel gears of the ring gear. An elongated annular output shaft made of a strong, light weight composite material is coupled to a circumferential periphery of the ring gear.02-12-2009
20100043596TRANSMISSION FOR INDUSTRIAL VEHICLE - A transmission for an industrial vehicle has an input shaft, first and second transmission mechanisms, a clutch mechanism, a rotation direction switching gear train, a speed change gear train, and an output shaft. The first and second transmission mechanisms change the speed among a plurality of speeds of rotation from the input shaft. The clutch mechanism is disposed on the input side of the transmission mechanisms and includes forward and reverse clutches and first and second snap clutches for selecting which of the first and second transmission mechanisms will receive rotational input from the engine. The rotation direction switching gear train inputs rotations for forward and reverse travel to the forward and reverse clutches. The speed change gear train inputs to the first snap clutch and the second snap clutch the output from the forward clutch and the reverse clutch.02-25-2010
20130205947Spindle Unit, Table Unit, and Machine Tool - A spindle unit having a tilt shaft for rotating and tilting a spindle head so that a posture of a spindle changes including: the spindle head rotatably supporting the spindle, a tool being attached to a front end of the spindle; a spindle head support having a mutually separated pair of side walls, the spindle head support supporting the spindle head between the pair of side walls in a rotatable and tiltable manner; two power transmission mechanisms provided along the pair of side walls of the spindle head support for transmitting rotational drive power to the tilt shaft; and two drive source devices of the tilt shaft provided between the pair of side walls, the output shafts of the drive source devices being arranged to face the side walls and being connected to the power transmission mechanisms.08-15-2013
20100313705POWER TRANSFER UNIT WITH OUTPUT SHAFT HAVING INTEGRATED JOINT ASSEMBLY - A power transmission device for a four-wheel drive vehicle includes an input shaft adapted to be driven by a power source. A first output shaft is rotatable about a first axis and adapted to transmit torque to a first driveline. A second output shaft is adapted to transmit torque to a second driveline and is rotatable about a second axis. The first and second axes diverge from one another. A transfer unit includes a drive member rotatably supported on the first output shaft and a driven member coupled to the second output shaft. A joint is positioned within a cavity formed in the driven member and drivingly interconnects the driven member and the second output shaft. The driven member includes first and second portions separable from and re-mountable to each other to allow service to the joint.12-16-2010
20120118102DUAL DRIVE PUMP SYSTEM WITH ONE WAY CLUTCHES - A dual drive pump system for rear wheel or front wheel drive automatic transmission in a motor vehicle includes a dual drive pump disposed off-axis of the transmission input shaft axis and driven by a gear train driven by a hub. The dual drive pump is also driven by a gear train driven by an auxiliary motor. Torque multiplication through the gear train allows the dual drive pump to have a smaller displacement while still providing the hydraulic pressure needs of the transmission. Each gear train is connected to the dual drive pump via back-to-back one way clutches (OWC). The dual drive pump may be driven by either an engine or the auxiliary motor depending on the operating conditions of the motor vehicle.05-17-2012
20110167956SINGLE MOTOR HYBRID TRANSMISSION - A hybrid transmission that is operatively connected with an engine includes an input member operatively connected with the engine, at least one intermediate member, and an output member. A plurality of selectively engagable torque-transmitting mechanisms enable the input member to be selectively operatively connected to the at least one intermediate member through the first gearing arrangement by engagement of different ones of a first set of the torque-transmitting mechanisms. A single motor/generator is operatively connectable to the at least one intermediate member and is selectively operatively connected to the output member in two alternative ways through the second gearing arrangement by selective engagement of two respective ones of a second set of the torque-transmitting mechanisms to establish two different torque ratios between the at least one intermediate member and the output member. The second set of torque-transmitting mechanisms includes dual output clutches that establish the two different torque ratios.07-14-2011
20090308197Friction Based Actuator Having Many Degrees of Freedom - It's a highly compact actuator with multiple outputs able to transfer force to those outputs in nearly any combination. The underlying technology, which I call a “differentiated clutch”, may have other applications as well. As such, those skilled in the art will appreciate that the conception, upon which this disclosure is based, may readily be utilized as a basis for the designing of other structures, methods and systems for carrying out the several purposes of the present invention. It is important, therefore, that any claims be regarded as including such equivalent constructions insofar as they do not depart from the spirit and. scope of the present invention.12-17-2009
20120304816HYDRAULIC PRESSURE SUPPLY APPARATUS FOR TRANSMISSION - In an hydraulic pressure supply apparatus for a transmission, it is configured to have a first hydraulic control valve supplying signal pressure to a pressure regulation port of a regulator valve that regulates discharged pressure discharged from a hydraulic pump to line pressure; a second hydraulic control valve regulating the line pressure and supply it to a lockup clutch; a connecting section connecting a hydraulic passage connecting the first hydraulic control valve and the pressure regulation port with a hydraulic passage connected to an output port of the second hydraulic control valve; and a selecting mechanism installed at the connecting section to select higher pressure between output pressures of the first and second hydraulic control valves such that the selected one acts on the pressure regulation port.12-06-2012
20120085199DRIVE SYSTEM FOR A MOTOR VEHICLE, METHOD FOR OPERATING A DRIVE SYSTEM OF THIS KIND AND MOTOR VEHICLE HAVING A DRIVE SYSTEM OF THIS KIND - A drive system for a motor vehicle, having an internal combustion engine; and an electric machine operatively connected to the internal combustion engine, the electric machine taking the switched-off internal combustion engine along in a purely electric operating state of the drive system. Also disclosed is a method for operating a drive system for a motor vehicle, the drive system having an internal combustion engine and an electric machine operatively connected to the internal combustion engine, and the electric machine taking the switched-off internal combustion engine along in a purely electric operating state of the drive system. Also disclosed is a motor vehicle having a drive system of this kind.04-12-2012
20110167957AUTOMATIC DUAL-CLUTCH TRANSMISSION - An automatic dual-clutch transmission is able to establish a parking lock by bringing one of a first input shaft and a second input shaft into engagements with a low speed stage gear train as well as with a reverse stage gear train in performing a parking. Gears of an engaging member and a mating sleeve in at least one of a low speed stage shift clutch and a reverse stage shift clutch which are simultaneously brought into engagements to establish the parking lock are able to mesh with each other at axially extending side surfaces thereof which are formed to extend linearly in parallel to an axial direction thereof.07-14-2011
20090255370DOUBLE-CLUTCH TRANSMISSION FOR VEHICLES - A Double-clutch transmission is provided that includes, but is not limited to an inner input shaft inside an outer input shaft. Two clutch discs are connected to the inner input shaft and the outer input shaft, respectively. A first layshaft and a second layshaft are spaced apart from the inner input shaft and arranged in parallel to the inner input shaft. One or more of the two layshafts comprise a fixed output gearwheel for outputting a drive torque. Gearwheels are arranged on the shafts. The gearwheels comprise six gearwheel groups for providing six forward gears and one reverse gear. Each of the gearwheel groups comprises a first fixed gearwheel on one of the inner input shaft meshing with one of the idler gearwheels on one of the first layshaft, the second layshaft, or the third layshaft. Furthermore, a second fixed gearwheel meshes with a second gear idler gearwheel and a fourth gear idler gearwheel. The double-clutch transmission device further comprises a seventh gearwheel group for providing a seventh gear. The seventh gearwheel group comprises a seventh fixed gearwheel on the outer input shaft, meshing with a seventh gear idler gearwheel on one of the first layshaft, the second layshaft, or the third layshaft.10-15-2009
20100147106DUAL CLUTCH MULTI-SPEED TRANSMISSION - A transmission includes an input member, an output transfer gear, first and second interconnecting members, a layshaft, a reverse member, a plurality of co-planar gear sets, and a plurality of torque transmitting devices. The torque transmitting devices include a plurality of synchronizer assemblies and a dual clutch assembly. The transmission is operable to provide at least one reverse speed ratio and a plurality of forward speed ratios between the input member and the output transfer gear.06-17-2010
20110030506SEVEN SPEED DUAL CLUTCH TRANSMISSION HAVING IMPROVED PACKAGING - A transmission connected to an engine input member and having an output transfer gear, first and second transmission input shaft members, first and second countershaft members, a plurality of co-planar gear sets, and a plurality of torque transmitting devices. The first and second transmission input shaft members are rotatably supported in the transmission housing by a combination of ball and needle bearings. The first and second countershaft members are rotatably supported in the transmission housing by plurality of thrust bearings. The torque transmitting devices include a plurality of synchronizer assemblies and a dual clutch assembly. The transmission is operable to provide at least one reverse speed ratio and a plurality of forward speed ratios between the input member and the output member.02-10-2011
20110314961TWIN-CLUTCH TYPE TRANSMISSION UNIT FOR ENGINE, AND MOTORCYCLE INCORPORATING THE SAME - A twin-clutch type transmission unit includes inner and outer shafts provided respectively with first and second disc clutches for transmission and interruption of input from a prime mover, a plurality of drive gears provided on the inner and outer shafts, and a counter shaft provided with driven gears selectively operable to mesh with the drive gears, with the first and second disc clutches of the inner and outer shafts being alternately disengaged and engaged so as to perform a gear shift. In the transmission unit, a dog-type clutch for synchronizing rotations of the inner shaft and the outer shaft is provided. At the time of vehicle starting, the inner and outer shafts are connected with each other, and the first and second disc clutches of both the inner and outer shafts are engaged. Such transmission unit contrives reductions in the size and weight of a twin-clutch type transmission unit.12-29-2011
20110088509DOUBLE-CLUTCH TRANSMISSION FOR VEHICLES - A double-clutch transmission includes, but is not limited to two input shafts and three layshafts that are parallel to each other. One or more of the layshafts comprises a pinion that meshes with an output gearwheel on an output shaft. Gearwheels are arranged on the shafts and the shafts comprise seven gearwheel groups for providing seven sequentially increasing forward gear speeds. Each of the gearwheel groups comprises a fixed gearwheel on one of the input shafts, meshing with an idler gearwheel on one of the layshafts. One or more coupling devices of the double-clutch transmission is mounted on one of the layshafts to selectively engage one of the idler gears for outputting these seven gear speeds. Especially, the pinion comprises a first pinion mounted on a first layshaft via a bearing.04-21-2011
20100064848TRANSMISSION AND GEAR CHANGING METHOD - A transmission and a gear changing method capable of changing a reduction ratio while a load is supported without stopping rotation, and transmitting a rotation angle accurately and power efficiently.03-18-2010
20090272225Torque multiplier for bicycles and all other foot pedaled vehicles - The embodiment of a torque multiplying mechanism, consisting of a rotating sleeve (11-05-2009
20120304817DEVICE FOR SAVING ENERGY DURING VERTICAL AND HORIZONTAL MOTIONS WHEREIN THE RESISTING TORQUE CAN BE SPLIT INTO TWO TORQUES OPPOSING EACH OTHER - The present invention relates to a mechanical device for reducing the energy absorbed by an electric motor of a hoisting plant. The device according to the invention comprises at least one first rotating member moved by the motor of the hoisting plant. The device also comprises a second rotating member connected to the first member through first transmission means. At least one third rotating member is connected to the second rotating member through second transmission means with flexible elements, which develop a transmission ratio equal to unity. The device further comprises a fourth rotating member operatively connected to the rotor of the electric motor. The fourth rotating member and the third rotating member are connected through third flexible-element-transmission means, which develop a transmission ratio equal to unity. The transmission means of the device according to the present invention are designed to enable rotation of said fourth rotating member in a direction of rotation concordant with that of said first rotating member.12-06-2012
20130192418POWER TRANSMISSION MECHANISM AND MULTI-SHAFT DRIVE DEVICE - Force of used spring can be weak, wear amount of power transmission member (gear or the like) can be reduced, and generation of strange noises can inhibited. When the dial cam is rotated and the recess of the outer peripheral surface faces the front end portion of the pin of the connection shaft, the connection shaft, which is biased by the force of the coil spring, is connected to the bevel gear, which engages with the bevel gear and is rotated, via the clutch teeth. Thus, the connection shaft is rotated, and the output shaft is rotated together with the connection shaft. That is, the power of the motor is transmitted to the output shaft. Since the coil spring is used for connecting the connection shaft to the bevel gear, the force of the coil spring can be reduced.08-01-2013
20080307924Transmission for a Twin-Screw Extruder - Gear system for driving screws of a twin-screw extruder with two parallel drive shafts (12-18-2008
20130160605SPLIT-TORQUE GEAR BOX - A split torque gearbox system provides a multiple path, three stage power gear train that transmits torque from a high-speed engine to a low speed output shaft, while providing equal gear load distribution with a floating pinion in the second stage of reduction. The number of the split modules in the gearbox depends on gearbox configuration, number of high speed input shafts, and transmitted power. The split modules are located around a last stage output gear that combines power from each module and transmits the power to an output such as a main rotor system.06-27-2013
20110296947SPLIT-TORQUE GEAR BOX - A split torque gearbox system provides a multiple path, three stage power gear train that transmits torque from a high-speed engine to a low speed output shaft, while providing equal gear load distribution with a floating pinion in the second stage of reduction. The number of the split modules in the gearbox depends on gearbox configuration, number of high speed input shafts, and transmitted power. The split modules are located around a last stage output gear that combines power from each module and transmits the power to an output such as a main rotor system.12-08-2011
20110011206DRIVELINE YOKE WITH BRAKE ROTOR - A driveline yoke is integrally formed as one-piece with a brake rotor. At least one caliper includes a friction element that selectively engages the brake rotor. In one example, the yoke is coupled to a front output of a transfer case and the caliper is mounted to a housing of the transfer case with the friction element engaging a braking surface on the brake rotor in response to a parking brake request.01-20-2011
20100147107DRIVE UNIT CONNECTED TO A TRANSMISSION OUTPUT FOR PRODUCING FORWARD AND REVERSE DRIVE - A drive unit includes a gearset alternately producing forward and reverse drive, an inter-axle differential dividing torque at an output of the gearset between first and second wheel sets, and an inter-wheel differential dividing torque transmitted to the first wheel set differentially between wheels comprising the first wheel set.06-17-2010
20100206127METHODS AND APPARATUS FOR IMPROVING THE MANOEUVRABILITY OF A VEHICLE - An axle differential (08-19-2010
074724000 Worm-type gearing 2
20120090429MECHANICAL TRANSMISSION DEVICE BETWEEN A DRIVE SHAFT AND TWO DRIVEN SHAFTS - A transmission device includes a drive shaft and two driven shafts. The drive shaft is connected to a wheel and first engagement rotors are arranged therebeside so that the wheel is located therebetween and can rotate together with them. The first engagement rotors having an axial hole in which a driven shaft is rotatably arranged, the first engagement rotors are coupled or uncoupled with second engagement rotors coaxially arranged therebeside, by extracting or retracting, respectively, at least one mobile tooth rotatable in a seat of the first engagement rotors, each driven shaft being keyed to a second engagement rotor. Driving rotors are arranged around the driven shafts between the wheel and the first engagement rotors and are provided with a brake, so that relative rotation of the driving rotors with respect to the first engagement rotors causes extension or retraction of the mobile tooth according to the relative rotation direction.04-19-2012
20110167958ELECTRIC MOTOR ACTUATING DRIVE - Exemplary embodiments are directed to an actuating drive. The actuating drive includes an electric motor that is operatively connected to a fitting via a device unit and a transmission unit that is equipped with a manual device. The drive unit combines functional units of the manual drive, the brake, the manual drive and a displacement feedback of the brake in an attachable housing.07-14-2011
074721000 Friction-type gearing 1
20080276756TRACTION-DRIVE TYPE DRIVING-FORCE TRANSMISSION MECHANISM AND IMAGE FORMING APPARATUS EQUIPPED THEREWITH - A traction-drive type driving-force transmission mechanism includes a sun roller having a first central axis about which the sun roller is rotatable. Shafts are provided and each has a second central axis aligned parallel to the first central axis. Planetary rollers are arranged rotatably along an outer peripheral surface of the sun roller and are supported respectively by the shafts. A guide member guides each shaft displaceably in a radial direction of the sun roller while maintaining the parallel relationship between the first and second central axes. A pressing member presses each planetary roller against the outer peripheral surface of the sun roller so that a driving force can be transmitted by a traction force between the sun roller and each of the planetary rollers.11-13-2008
Entries
DocumentTitleDate
20110296948AUTOMATIC DUAL-CLUTCH TRANSMISSION - In an automatic dual-clutch transmission, a lowest speed driven gear, other driven gears and a reverse gear are provided on a first output shaft to be freely rotatable. A 2nd speed driven gear and a highest speed driven gear are provided on a second output shaft to be freely rotatable. Further, the 2nd speed driven gear is provided with a large-diameter gear meshing with a 2nd speed drive gear and a small-diameter gear provided bodily with the large-diameter gear, being fewer in tooth number and smaller in diameter than the large-diameter gear, and meshing with the reverse gear. Thus, the automatic dual-clutch transmission is reduced in diameter by not having an output shaft dedicated to the reverse gear and is able to set the gear ratio for reverse to be large.12-08-2011
20100313707Interlocking Mechanism for a Transmission - An interlocking mechanism for preventing the double meshing of a transmission, which is constituted by using a rotary lock drum to produce a reliable locking action and can be excellently adapted to various transmissions. In the interlocking mechanism, fork-operation members and fork-fixing members LP12-16-2010
20110017015TRANSMISSION FOR A ROAD VEHICLE WITH HYBRID PROPULSION - Transmission for a road vehicle with hybrid propulsion; the transmission comprises: a gearbox provided with one primary shaft, one secondary shaft and at least one pump actuated by an activating shaft; at least one clutch connected to the primary shaft and presenting a part which is normally conductive which can be connected to a drive shaft of a thermal engine; at least one reversible electric machine presenting a shaft mechanically connectable to the primary shaft; a first mechanical transmission which transmits motion from the normally conductive part of the clutch to the activating shaft; and a second mechanical transmission which transmits motion from the shaft of the electric machine to the activating shaft.01-27-2011
20110252921INDUSTRIAL ROBOT - The present invention relates to an industrial robot and aims to provide an industrial robot capable of ensuring a long distance from a rotation axis of an arm to a tool mounting portion and accurately positioning the tool mounting portion by a compact structure. In a swing arm 10-20-2011
20130133478MULTI-SPEED TRANSMISSION - A vehicle transmission includes first, second, third and fourth meshing gear-pinion pairs. The transmission produces a first speed ratio through a power path that includes first and second input shafts, a gear coupler and the first, second and third gear-pinion pairs. The transmission also produces a second speed ratio through a power path that includes the second input shaft, the gear coupler and the second, third and fourth gear-pinion pairs.05-30-2013
20130186234VARIABLE RANGE CONSTANT SPEED DRIVE - A constant speed drive includes one or more speed summing differentials operably connected to a base shaft and a machine shaft. A primary variator is operably connected to the one or more speed summing differentials to produce a selected constant rotational speed at the machine shaft across a range of engine speeds at the base shaft. An operating range adjustment element is operably connected to the one or more speed summing differentials to adjust a range of engine speeds at which the constant speed drive can output the selected constant rotational speed at the machine shaft.07-25-2013
20130081513Reversible Gearbox Having User Selectable Inputs for Operation of an Output in Opposing Directions - A reversible gearbox features a first input gear mounted on for rotation about a first axis and a second input gear mounted for rotation about a second axis parallel to the first axis in a counter-rotational relationship with the first input gear. The input gears are arranged for selective coupling of either one thereof to a drive source rotatable in a predetermined direction, whereby at least one output gear is arranged within the gear train for driven rotation of the output gear in opposite directions depending on which of the first and second input gears is driven in the predetermined direction by the drive source. Accordingly, a unidirectional drive source can be used to drive the gearbox output in either direction by selecting from different input connections. The gearbox may be employed for an agricultural auger to be driven by the power take-off of a tractor.04-04-2013
20100089200ROTARY UNITS, ROTARY MECHANISMS, AND RELATED APPLICATIONS - The invention relates to rotary units and rotary mechanisms that are suitable for use in numerous applications. Rotary units typically include rotational components that are configured to rotate. In some embodiments, for example, multiple rotary units are assembled in rotary mechanisms such that neighboring pairs of rotational components counter-rotate or contra-rotate relative to one another during operation of the rotary mechanisms. Rotational components generally include one or more implements that are structured to perform or effect one or more types of work as the rotational components rotate relative to one another in a given rotary mechanism. In certain embodiments, implements are configured to rotate and/or to effect the movement of other components as rotational components rotate.04-15-2010
20130074651GEAR UNIT AND ROBOT - A gear unit includes an inner shaft and an outer shaft concentrically arranged to make up two concentric output shafts; and a first and a second input shaft extending in a direction orthogonal to the output shafts and operatively connected to the inner shaft and the outer shaft, respectively. The inner shaft includes an inner gear attached thereto and the outer shaft includes an outer gear attached thereto. The inner gear and the outer gear are arranged in a mutually-opposing relationship. The first input shaft and the second input shaft are spaced apart from each other by a specified distance along an axial direction of the output shafts. The first input shaft includes a first input gear meshing with the inner gear and the second input shaft includes a second input gear meshing with the outer gear.03-28-2013
20120174708FRONT-AND-REAR-WHEEL-DRIVE VEHICLE - A front-and-rear-wheel-drive vehicle includes first and second electric drive motors which drive front and rear wheels, the second electric drive motor has a maximum torque greater than that of the first electric drive motor, a first speed reducer which reduces rotation of the first electric drive motor, a second speed reducer which reduces rotation of the second electric drive motor at a speed reduction ratio smaller than that of the first speed reducer, the speed reduction ratios of the first and second speed reducers are set in a manner that a maximum rate of rotation of one of the front and rear wheels corresponding to that of the second electric drive motor is greater than a maximum rate of rotation of the other wheel corresponding to that of the first electric drive motor.07-12-2012
20090272226GEARBOX FOR A MOTOR VEHICLE - A gearbox for a motor vehicle is provided that includes, but is not limited to two coaxial input shafts carrying gearwheels, and three layshafts selectively drivable by the input shafts. Each gearwheel of the input shafts meshes with at least one gearwheel of the two layshafts. The three layshafts carry three pinions meshing with a same output gearwheel, and the third layshaft further carries a reverse gearwheel meshing with a gearwheel of the first layshaft.11-05-2009
20100236359DUAL CLUTCH MULTI-SPEED TRANSMISSION HAVING ONE COUNTERSHAFT AND A REVERSE SHAFT - A transmission includes an input member, an output transfer gear, first and second shaft members, a countershaft, a reverse shaft, a plurality of co-planar gear sets, and a plurality of torque transmitting devices. The torque transmitting devices include a plurality of synchronizer assemblies and a dual clutch assembly. The transmission is operable to provide at least one reverse speed ratio and a plurality of forward speed ratios between the input member and the output member.09-23-2010
20100236358DUAL CLUTCH MULTI-SPEED TRANSMISSION - A transmission includes an input member, an output transfer gear, first and second shaft members, first and second counter shaft members, a plurality of co-planar gear sets, and a plurality of torque transmitting devices. The torque transmitting devices include a plurality of synchronizer assemblies and a dual clutch assembly. The transmission is operable to provide at least one reverse speed ratio and a plurality of forward speed ratios between the input member and the output member.09-23-2010
20110239820POWER TRANSMISSION DEVICE FOR HYBRID VEHICLE - Provided is a lightweight, compact power transmission device for a hybrid vehicle which permits a simplified construction of a speed changing unit that establishes a plurality of gear shift stages and a reduced size of a motor. The power transmission device is provided with a first speed changing unit which has a first input shaft 10-06-2011
20100058890POWER TRANSFER UNIT WITH DISCONNECTING INPUT SHAFT - A power transfer unit assembly for a vehicle is provided comprising a first input shaft providing rotational drive. A second input shaft is in communication with a gear train assembly which is in communication with a propshaft. A selective engagement element is movable between an engagement position wherein the second input shaft is placed in rotational communication with the first input shaft and a disengagement position wherein the second input shaft is disengaged from the first input shaft. An actuator assembly moves the selective engagement element into the engagement position for all wheel drive mode and into the disengagement position for two wheel drive mode.03-11-2010
20100319486TRANSMISSION - A transmission for a vehicle is provided with a plurality of gears supported on shaft members rotatably supported in a case to extend in an axial direction, first and second large-diameter gears soaked at lower parts thereof in lubrication oil stored in a lubrication oil storage region formed at a lower portion of the case for scooping upward lubrication oil during rotations, and first and second receivers arranged to extend in the axial direction of the shaft members for collecting the upwardly scooped lubrication oils to supply the same to parts to be lubricated. The first and large-diameter gears are arranged respectively on one and the other end sides of the plurality of gears in the axial direction. Other gears of the plurality of gears except for the first and second large-diameter gears are formed to diameters that hardly agitate the lubrication oil in the lubrication oil storage region.12-23-2010
20090019967ELECTRICALLY DRIVEN PARALLEL SHAFT TRANSMISSION THAT MAINTAINS DELIVERED POWER WHILE SHIFTING - An electrically powered driveline assembly includes a first electric motor and a second electric motor that drive corresponding input shafts to drive an output shaft. The first and second electric motors are selectively coupled to facilitate constant torque and speed output of the output shaft during shifting and also in the event of failure of one of the electric motors.01-22-2009
20100229678DUAL-AXIS DRIVE DEVICE - In a two-axle drive system (09-16-2010
20120285292VEHICLE AND HYBRID DRIVE SYSTEM - One embodiment of the present invention is a unique vehicle having a hybrid drive system. Other embodiments include unique hybrid drive systems. Still other embodiments include apparatuses, systems, devices, hardware, methods, and combinations for fluid driven actuation systems. Further embodiments, forms, features, aspects, benefits, and advantages of the present application shall become apparent from the description and figures provided herewith.11-15-2012
20120247269DRIVE DEVICE FOR ELECTRIC VEHICLE - A drive device for an electric vehicle, which includes an output member drivingly coupled to a wheel, and a compressor coupling member coupled to a compressor for an air conditioner. The drive device includes a first rotating electrical machine having a rotor shaft drivingly coupled to the output member; a second rotating electrical machine having a rotor shaft drivingly coupled to the compressor coupling member and drivingly coupled to the output member; a first engagement device capable of disconnecting the drive coupling between the rotor shaft of the first rotating electrical machine and the output member; and a second engagement device capable of disconnecting the drive coupling between the rotor shaft of the second rotating electrical machine and the output member.10-04-2012
20120031230Group transmission device - In a group transmission device comprising a splitter group transmission unit and at least one active actuating unit for introducing an actuating torque into the splitter group transmission unit, an open- and/or closed-loop control unit is provided for adapting the actuating torque introduced into the splitter group transmission unit to at least one synchronized shifting operation to be executed by means of the splitter group transmission unit without synchronizing ring.02-09-2012
20090277299MULTI-PATH ROTARY WING AIRCRAFT GEARBOX - A multi-path split torque gearbox system provides a multiple of three stage torque split power gear trains modules that each transmits torque from a high-speed engine to a main rotor shaft (11-12-2009
20120174705DUAL POWER DRIVING SYSTEM WITH EPICYCLE GEAR SETS TRANSMITTED IN SERIES - The present invention provides a dual power driving system with epicycle gear sets transmitted in series, in which the input shaft, the output shaft and the controllable brake device of each epicycle gear set can be coaxially connected in series, or connected in parallel or not in parallel; the rotating shaft at the output end and the rotating shaft at the input end of each epicycle gear set can be directly connected, or an intermediate transmission device can be installed for connection, and through operating the controllable brake devices, the selections for the structural configurations of the dual power driving system are provided.07-12-2012
20120111145ELECTRIC MOTOR AND VEHICLE DRIVE DEVICE USING THE SAME - An electric motor and a vehicle drive device having the same are provided. The electric motor includes a core unit having plural core assemblies fixed to a case, an annular bus ring attached to the core unit, plural supporting members attached the plural core assemblies, respectively, an attachment member holding a first sensor and fixed to a portion of a terminal accommodating portion such that the first sensor is soaked in an oil stored in the case, and an attachment member holding a second sensor and fixed to a portion of a terminal accommodating portion such that the second sensor is positioned at a second position for measuring a temperature of the coils between adjacent terminal accommodating portions which are not soaked in the oil.05-10-2012
20120186392HYBRID DRIVE TRAIN - A drive train (07-26-2012
20090235780Power Transfer Unit with Dual Hypoid Geartrain - A transfer case for use in motor vehicles for transferring drive torque from a powertrain to first and second drivelines includes a first output shaft adapted to transmit drive torque from the powertrain to the first driveline. The second output shaft is adapted to transmit drive torque to a second driveline. The transfer case includes a first spiral bevel gear set driven by the first output shaft and a second spiral bevel gear set driven by the first spiral bevel gear set and driving the second output shaft.09-24-2009
20120234135POWER TRANSMISSION APPARATUS FOR HYBRID VEHICLE - A power transmission apparatus includes a first one-way clutch disposed between a motor output shaft of an electric motor and a primary shaft, and a second one-way clutch disposed between an output transmission shaft coupled to a drive wheel and the motor output shaft. Using the motor output shaft as a reference, the two one-way clutches transmit torque in a single direction and do not transmit torque in the opposite direction. The one-way clutches are not operated using oil pressure, while power is not transmitted in a single direction in accordance with a torque magnitude. Therefore, a plurality of torque transmission paths are formed in the power transmission apparatus without the need for an oil pressure supply.09-20-2012
20120090427MICRO-ELECTRO-MECHANICAL-SYSTEM (MEMS) BASED HYDRAULIC CONTROL SYSTEM FOR MILD HYBRID VEHICLES - A powertrain system in a mild hybrid vehicle includes a hydraulic device, a pilot valve, and a regulator valve. The pilot valve is operably connected to the hydraulic device and configured to actuate. The pilot valve includes at least one micro-electro-mechanical systems (MEMS) based device. The regulator valve is operably connected to the pilot valve and the hydraulic device. The regulator valve is configured to direct fluid to the hydraulic device based on the actuation of the pilot valve.04-19-2012
20120090426MICRO ELECTRO-MECHANICAL SYSTEM (MEMS) BASED HYDRAULIC CONTROL SYSTEM FOR FULL HYBRID VEHICLES - A powertrain system in a hybrid vehicle includes a hydraulic device, a pilot valve, and a regulator valve. The pilot valve is operably connected to the hydraulic device and configured to actuate. The pilot valve includes at least one micro-electro-mechanical systems (MEMS) based device. The regulator valve is operably connected to the pilot valve and the hydraulic device. The regulator valve is configured to direct fluid to the hydraulic device based on the actuation of the pilot valve.04-19-2012
20120285291DUAL ENGINE HYBRID VEHICLE DRIVE - A vehicle hybrid drive supplies torque to an axle. The drive includes a first engine and a transmission which couples the first engine to the axle. The drive also includes a second engine, a flywheel driven by the second engine, an electric generator driven by the flywheel, a generator controller coupled between the generator and a motor controller, and an electric motor coupled to the motor controller. A gearbox is coupled between the electric motor and the axle. The vehicle drive may also include a further flywheel driven by the first engine, with the transmission being driven by the second flywheel.11-15-2012
20110290072HYBRID DRIVING SYSTEM AND VEHICLE HAVING THE SAME - A hybrid power driving system includes an engine including a crankshaft; and a dual clutch transmission system coupled to the crankshaft. The dual clutch transmission system includes a first clutch, a second clutch, and a transmission. Both the first and second clutches are connected with the crankshaft. The transmission includes a first input shaft connected with the first clutch, a second input shaft connected with the second clutch, shifting gear sets, where each shifting gear set includes at least a stationary gear and a free gear; and an output shaft having one end coupled with a differential. The other end of the output shaft is connected with a driving electric motor. The driving electric motor drives the output shaft directly.12-01-2011
20110214531TRANSMISSION APPARATUS WITH MULTIPLE CHANNELS - A transmission apparatus of the present invention can transmit power via different inputs, and release power via specific outputs. The transmission apparatus of the present invention is connected to a first input and a second input, both of which produce a forward rotation and a rearward rotation, and a first output. The present invention includes a first transmission device connected to the first input and the first output and is driven to turn by the first input, wherein the first transmission device further has a one way transmission member to transmit the forward rotation of the first input to the first output, and a second transmission device connected to the second input and the first output and is driven to turn by the second input, wherein the second transmission device has a one way transmission member to transmit the forward rotation of the second input to the first output.09-08-2011
20110214532DOUBLE CLUTCH WITH A DIFFERENTIATOR - A double clutch includes, but is not limited to an inner clutch for connecting to an inner input shaft to a crankshaft of an engine. The double clutch also includes, but is not limited to an outer clutch for connecting to an outer input shaft to the crankshaft. The double clutch further includes, but is not limited to one or more differentiators coupled to at least one levers of the two clutches for providing adjustments in stroke distance to at least one of the two clutches for clutching.09-08-2011
20110167955DCT transmission utilizing a two axis chain - A dual clutch transmission for a vehicle is provided. The transmission includes a first input shaft driven by a first clutch and a second input shaft driven by a second clutch. An output shaft or shafts are driven by the input shafts having selective mesh torsional force transferring gear contact therewith. A differential input gear is driven by the output shaft or shafts. At least one of the input shafts has at least one input gear that torsionally engages with the output shaft via an idler shaft having an idler input shaft torsionally connected on the idler shaft with an idler shaft output gear through a one-way clutch and wherein the idler shaft output gear is meshed with another gear on the one input shaft.07-14-2011
20110203409TRANSMISSION - A transmission is provided in which gears (08-25-2011
20090241728ELECTRIC DUAL INPUT CLUTCH TRANSMISSION - A dual transmission includes a first input shaft, a second input shaft, a first input clutch adapted to drivingly couple a power source to the first input shaft and a second input clutch adapted to drivingly couple the power source to the second input shaft. First, third and fifth drive gears are driven by the first input shaft. Second, fourth and sixth drive gears are driven by the second input shaft. First, second, third, fourth, fifth and sixth driven gears selectively drive a countershaft. The first through sixth drive gears are in meshed engagement with the corresponding first through sixth driven gears. First through sixth synchronizer clutches are individually associated with the respective first through sixth drive or driven gears to provide first through sixth gear drive ratios to the countershaft. Each synchronizer clutch is selectively actuated by an associated first through sixth electric actuator.10-01-2009
20090260480DUAL CLUTCH TYPE AUTOMATED TRANSMISSION APPARATUS - A dual clutch type automated transmission apparatus includes first and second input shafts, an output shaft, a dual clutch mechanism having a first clutch actuator operating a first clutch portion for establishing/interrupting a first torque transmitting path and a second clutch actuator operating a second clutch portion for establishing/interrupting a second torque transmitting path, plural first gear trains, plural first connecting portions selectively connecting/disconnecting the first and second input shafts to/from the output shaft via one of the first gear trains, a second gear train provided between the first input shaft and the output shaft, and a second connecting portion provided at the second gear train and connected to the second clutch actuator. The second clutch actuator operates the second connecting portion to connect/disconnect the first input shaft to/from the output shaft via the second gear train while operating the second clutch portion to interrupt the second torque transmitting path.10-22-2009
20110030505Hybrid Transmission - A transmission for a vehicle which includes a ground engaging structure driven from an output member of the transmission is disclosed, the transmission including a first input member connected to a prime mover, and a second input member drivable by the operation of a hydraulic drive motor, and the transmission being operable to transmit drive from the first input member to the output member in mechanical drive mode, and from the second input member to the output member in hydrostatic drive mode, the first input member providing a drive input from the prime mover to a mechanical drive train which includes a gear ratio selection apparatus, and for mechanical drive mode, the gear ratio selection apparatus providing for one of a plurality of alternative gear ratios to be selected by the engagement and/or disengagement of at least one power-shift clutch device, and the second input member being connected via a drive path to the output member, and there being a power-shift clutch device between the hydraulic drive motor and the second input member which is operative when the transmission is in hydrostatic drive mode, to transmit drive established by the operation of the hydraulic drive motor to the second input member.02-10-2011
20110239819TRANSMISSION FOR HYBRID VEHICLE - Provided is a transmission for a hybrid vehicle which permits a compact, lightweight structure and yet allows the power of an internal combustion engine to be disconnected and which is capable of efficiently transmitting power without complicating the control. The transmission includes a speed changing unit which has a first input shaft 10-06-2011
20110239818HYBRID DRIVE DEVICE - The present invention relates to a hybrid drive device including a first shaft coupled to an internal combustion engine, a rotary electric machine, a second shaft disposed coaxially with the first shaft and coupled to the rotary electric machine and a speed change mechanism, a clutch is provided to switch on and off transfer of a drive force between the first shaft and the second shaft, and a case houses the first shaft, the second shaft, the rotary electric machine, and the clutch. A rotor of the rotary electric machine is fixed to an outer peripheral portion of the clutch housing. A first seal mechanism is disposed in contact with an outer peripheral surface of the large diameter portion of the second axially projecting portion and the inner peripheral surface of the first axially projecting portion, and side by side with the first support mechanism in the axial direction.10-06-2011
20110100159Compact Creeper Gear Arrangement For A Transmission - A compact creeper gear arrangement (05-05-2011
20120118101COAXIAL DOUBLE DRIVE ASSEMBLY APPLICABLE WITH SHIELDING ELEMENTS OF A SECONDARY SKIN FACADE OF A BUILDING - A coaxial double drive assembly, in particular to actuating shielding elements of a secondary skin facade of a building, is provided. The coaxial double drive assembly comprises an outer drive output and an inner drive output, which are arranged substantially coaxially with each other to an axis of rotation. The outer drive output and the inner drive output extend at the same side of the coaxial double drive assembly and accept a two-part pivot assembly, which when pivoted by the outer drive output and the inner drive output is adapted for orienting the shielding elements coupled thereto.05-17-2012
20110162483Dual Clutch Transmission with Multiple Range Gearing - A vehicle powertrain comprising dual torque input clutches and a multiple speed transmission with ratio range gearing is disclosed. The range gearing provides increased gear ratio coverage. A transition between a low speed ratio range and a high speed ratio range is achieved with no torque interruption. A shift from one gear ratio to an adjacent gear ratio in a speed ratio range during a shift sequence is preceded by preselecting the adjacent gear ratio.07-07-2011
20110113922MOTOR-VEHICLE DOUBLE-CLUTCH TRANSMISSION WITH GEAR SHIFT DEVICE COMPRISING A ROTARY DRUM AND MOTOR-VEHICLE HYBRID PROPULSION SYSTEM INCLUDING SUCH A TRANSMISSION - A transmission includes a first primary shaft carrying driving gearwheels associated to the odd gears and to the reverse gear, a second primary shaft coaxial to the first shaft and carrying driving gearwheels associated to the even gears, and at least one secondary shaft carrying a plurality of idle driven gearwheels directly or indirectly meshing with the driving gearwheels. The gearbox is also provided with a gear shift device having sliding engagement sleeves are each arranged to connect each time a driven gearwheel corresponding to a given gear for rotation with the respective secondary shaft. Corresponding sliding shift forks are each arranged to cause a respective engagement sleeve to slide between a neutral position and at least one shift position. A rotary drum has a corresponding guide grooves on its outer cylindrical surface in each of which a respective stud slidably engages, and is rigidly connected for translation with a respective shift fork in the sliding direction of the shift fork. An actuation unit is arranged to cause the drum to rotate stepwise among angular positions, each corresponding to predetermined positions of the engagement sleeves. The guide grooves of the drum are shaped so that in a first angular position the engagement sleeves are positioned to engage at the same time the second gear and the reverse gear.05-19-2011
20120234134POWER TRANSMISSION APPARATUS FOR HYBRID VEHICLE - There is provided a power transmission apparatus for a hybrid vehicle. An engine output shaft and a motor output shaft are coupled to a primary shaft of a continuously variable transmission installed in the power transmission apparatus. An output clutch is disposed between an output transmission shaft coupled to a drive wheel and a secondary shaft in order to switch these shafts between a coupled state and a released state, and a drive changeover clutch is disposed between the primary shaft and the output transmission shaft in order to switch these shafts between a coupled state and a released state. In a direct coupling mode where the output clutch is released and the drive changeover clutch is coupled, an engine output is transmitted to the drive wheel without passing through the continuously variable transmission.09-20-2012
20120031229SPEED TRANSMISSION DEVICE FOR A HYBRID TYPE MOTOR VEHICLE - The present invention relates to a speed transmission device for a hybrid type motor vehicle comprising a primary transmission shaft (02-09-2012
20110154944COMBINED POWER TRANSMISSION AND DRIVE UNIT FOR USE IN HYBRID SYSTEMS AND A HYBRID SYSTEM - A combined power transmission and drive unit for use in hybrid systems between a first engine and a transmission device, broadly including at least an input connectable with the engine, a power transmission device by which the output is connected with a transmission input shaft, a device for selectively at least interrupting/establishing the power flow to the input of the power transmission device and an electric machine including at least one rotor that is connected non-rotatably with the input of the power transmission device. Furthermore, the invention relates to a hybrid system, including a first engine and a combined power transmission and drive unit connected downstream of the engine.06-30-2011
20120006153POWER TRANSMISSION DEVICE FOR VEHICLE - An output shaft is arranged to be lateral and parallel to engine input shafts and a motor input shaft. An engine side gear mechanism for transmitting a power of the engine input shafts to the output shaft is provided. A motor side gear mechanism for transmitting a power of the motor input shaft to the output shaft is provided. An input side clutch engages and disengages the engine input shafts and the motor input shaft. When the input side clutch is engaged, the power transmission between a position where the engine side gear mechanism is arranged on the engine input shafts and a position where the motor side gear mechanism is arranged on the motor input shaft is invariably possible.01-12-2012
20120011963TRAVERSE MECHANISM - A traverse mechanism for a toothed ring member includes an interface at which modular actuators are attachable to drive a sprocket. The sprocket is selectively movable to a disengaged position wherein the sprocket does not engage the toothed ring member, thereby enabling the use of the traverse mechanism in the event of a malfunction.01-19-2012
20120160056Single Motor Power Seat - A multi-output transmission assembly includes first and second gears rotatable in opposite directions, an output shaft, first and second collars slidably coupled to the output shaft, and an actuator coupled to the first and second collars. The first collar is rotated by the first gear in a first direction. The second collar is rotated by the second gear in a second direction. The actuator moves the first and second collars along the output shaft. With the actuator in a neutral position, the first and second collars are disengaged from the output shaft and the output shaft does not rotate. With the actuator in a first position, the first collar engages the output shaft and the output shaft rotates in the first direction. With the actuator in a second position, the second collar engages the output shaft and the output shaft rotates in the second direction.06-28-2012
20120318100Ultra pleat - The undersigned inventor propounds through the instrumentality of application Ser. No. 13/066,063, a component of enthalpy expansion of secondary cells through the instrumentality of centerline compliant (orthographic projection, top view) and battery plate/grid uniform pitch standard compliant, pleated battery plates/grids, without deviation of said character, of generic essence, and plate/grid peak to trough alignment during assembly of the cell elements, without deviation, to facilitate and expedite the mass production of said secondary cells, for direct applications to pure electric automotive vehicles, and otherwise, as deemed appropriate by competent engineering.12-20-2012
20120325048HYBRID DRIVE TRAIN AND GEAR-CHANGING METHOD - A hybrid drive train for a motor vehicle, having an internal combustion engine for making available internal-combustion-engine drive power. A multi-step transmission has a transmission input and a transmission output. The transmission input can be connected to the internal combustion engine. The multi-step transmission is designed to set up a multiplicity of different forward gear ratios. An electric machine makes available electromotive driver power.12-27-2012
20130008285AUTOMATIC MANUAL TRANSMISSION - An automated manual transmission includes first and second power input shafts, a drive gear part, a clutch arranged to transmit or interrupt the power of the engine to the first or second input shaft, first and second power output shafts to which power is transmitted from the first or second input shaft, driven gearing including a plurality of driven gears on the first and second output shafts, and a synchronizer connecting or disconnecting the first output shaft or the second output shaft and the driven gear to provide multi-stage gear shift steps. The clutch includes first and second clutches installed at the first and second input shafts to transmit or interrupt input engine power. An example of such transmission having 8 forward speeds and one reverse speed is described.01-10-2013
20110214533TRANSMISSION - A twin clutch type transmission in which, when establishing a reverse gear position, the driving force of an engine (E) is transmitted to driven wheels (W, W) via the path: even-numbered gear clutch (Ce)→second input shaft (09-08-2011
20110303048Adapter for Connecting a Countershaft Transmission with an Electric Hybrid System - This invention provides a common means of coupling an alternative power source to a vehicle's drive wheels which is particularly well suited for use with a countershaft-type transmission. This invention also addresses clutch wear by eliminating the need to engage the frictional clutch to launch the vehicle. This invention also improves the acceleration of the vehicle compared to a typical dry friction clutch launch by relying on a supplemental motor and associated control system to transfer more power to the drive wheels more quickly than would be transferred by a typical launch engagement of a dry friction clutch in a commercial vehicle.12-15-2011
20120006154THERMAL ASSISTANCE FOR BICYCLE - A pedaling assistance device for a light vehicle, in particular a bicycle, equipped with pedals and a ratio-changing transmission, this device comprising a heat engine equipped with a reducing gear mechanically coupled with an element receiving muscular pedaling power from a user of the light vehicle, the mechanical coupling being effected upstream of said ratio-changing transmission so that the heat engine benefits from said changes of ratio, wherein the assistance device comprises a torque limiter, placed on the kinematics of the reducing gear of the heat engine between said heat engine and the mechanical coupling.01-12-2012
20100107811Range and Mode Shift System for Two-Speed On-Demand Transfer Case - A transfer case equipped with a two-speed range unit, a mode clutch assembly and a power-operated actuation mechanism for controlling coordinated actuation of the range unit and the mode clutch assembly is disclosed. In addition, the transfer case is interactively associated with a control system for controlling operation of the power-operated actuation mechanism to establish a plurality of distinct two-wheel and four-wheel drive modes.05-06-2010
20090235781TRANSFER CASE ARRANGEMENT - The invention relates to a transfer case arrangement comprising a first output shaft, a second output shaft, a clutch for the distribution of a torque between the output shafts, a shutdown device for the shutting down of the second output shaft when the clutch is disengaged and a lubrication device for the lubrication of the clutch and/or of another component of the transfer case arrangement.09-24-2009
20110308351ROTARY UNITS, ROTARY MECHANISMS, AND RELATED APPLICATIONS - The invention relates to rotary units and rotary mechanisms that are suitable for use in numerous applications. Rotary units typically include rotational components that are configured to rotate. In some embodiments, for example, multiple rotary units are assembled in rotary mechanisms such that neighboring pairs of rotational components counter-rotate or contra-rotate relative to one another during operation of the rotary mechanisms. Rotational components generally include one or more implements that are structured to perform or effect one or more types of work as the rotational components rotate relative to one another in a given rotary mechanism. In certain embodiments, implements are configured to rotate and/or to effect the movement of other components as rotational components rotate.12-22-2011
20100089199TORQUE TRANSFER DEVICE - A torque transfer device for a motor vehicle has an input element, at least one output element, a friction clutch for the setting of a torque transfer from the input element to the output element and an actuator. The actuator includes a drive motor, a reduction gear unit and a ramp ring mechanism. The ramp ring mechanism has at least one rotatable first actuator ring which is made to convert a rotary movement into an axial actuation of the friction clutch. The reduction gear unit has a worm gear having a worm and a spur gear section meshing with the worm, with the worm being coupled to the drive motor and the spur gear section being coupled to or made in one piece with the rotatable first actuator ring. The axis of rotation of the worm is inclined by an oblique position angle with respect to the rotational plane of the spur gear section, with the oblique position angle substantially corresponding to the pitch angle of the worm. The spur gear section has a straight toothed section.04-15-2010
20110271794Hybrid electric vehicle generation system - The present invention is directed to a generation means for generating electrical power to operate vehicle systems and/or for recharging batteries used by electric and/or hybrid cars. The present invention may also generate electric power to operate an electric motor that can also drive a vehicle. The present invention may also use the electric power generated for other uses as well. It comprises an engine that is connected to at least one rotatable member connected for rotation therewith and at least one generator that is connected to the rotatable member through a rotor in said generator to generate electrical energy.11-10-2011
20130098201DRIVE-FORCE-DISTRIBUTION CONTROL DEVICE - A drive-force-distribution control device includes an input-side bevel gear and an output-side bevel gear, a center shaft, left and right clutches, a housing, a bearing and a shim member. The output-side bevel gear is supported on the center shaft such that the output-side bevel gear meshes with the input-side bevel gear. The housing can be divided in the radial direction of the output-side bevel gear. The bearing is disposed at one end of the center shaft. The shim member is inserted in an axial-direction gap between the housing and the bearing. The output-side bevel gear and the center shaft can be attached to the housing from the radial direction. The axial end of the center shaft is located towards the other end with respect to the axial end of the bearing.04-25-2013
20100139454STEP VARIABLE TRANSMISSION FOR A MOTOR VEHICLE - A step variable transmission for a motor vehicle has a plurality of forward gear stages and at least one reverse gear stage. The transmission comprising: a drive input shaft arrangement, a drive output shaft arrangement, and a plurality of wheel sets which have loose wheels and shift wheels, wherein the shift wheels are rotatably mounted on a shaft arrangement and can be rotationally fixedly connected to the associated shaft arrangement by means of respective shift clutches.06-10-2010
20090249918Finger Joint Mechanism - A finger joint mechanism (10-08-2009
20100192724POWER TRANSMISSION DEVICE WITH INTERNAL ACTUATOR - A power transmission device has a first shaft adapted to be driven by a power source. A second shaft is adapted to transmit torque to a driveline. A transfer unit is selectively operable to transmit torque between the first and second shafts. The transfer unit includes a first sprocket that is rotatably supported on one of the first and second shafts, a second sprocket that is fixed for rotation with the other of the first and second shafts, and a flexible member that drivingly interconnects the first and second sprocket. A clutch is selectively operable to drivingly interconnect the first sprocket and one of the first and second shafts such that drive torque is transferable from the first shaft to the second shaft. The clutch is controlled by a clutch actuation system having an actuator that is at least partially positioned within a volume defined by the flexible member.08-05-2010
20100242671TRANSMISSION AND METHOD OF SHIFT CONTROL FOR TRANSMISSION - A transmission includes a controller that has a rapid-deceleration judge and a rapid-deceleration processor. The rapid-deceleration judge judges whether a vehicle is decelerating rapidly or not. The rapid-deceleration processor includes a torque-fluctuation inhibitor, and an after-rapid-deceleration change-speed stage anticipator. The torque-fluctuation inhibitor shuts off power transmission from a power source, or holds power transmission by way of a current change-speed stage or lower, when the vehicle is decelerating rapidly. The after-rapid-deceleration change-speed stage anticipator anticipates a subsequent change-speed stage being adapted for restarting or reaccelerating the vehicle that has come out of rapid deceleration.09-30-2010
20090241729GEAR BOX FOR A MOTOR VEHICLE - A gearbox is provided for a motor vehicle that includes, but is not limited to at least a first input shaft and at least a first output shaft. The first input and output shafts carrying at least a first drive gearwheel and a first driven gearwheel, respectively, for establishing a forward gear ratio, and a second drive gearwheel and a second driven gearwheel, respectively, coupled by a 10 first intermediate gearwheel for establishing a reverse transmission ratio. The second driven gearwheel meshes with a third driven gearwheel on a second output shaft for establishing a further forward gear ratio.10-01-2009
20100218643Dual clutch transmission device - In a dual clutch transmission with a main group and final shift group, with a coupling device for coupling a transmission element of the main group to a final shift group transmission element of the final shift group, the transmission comprises two transmission gears (V09-02-2010
20110252920Gear Shifting Actuator and Method of Shifting Gear Ratios - A gear shifting device for shifting gears of a transmission comprises: at least one guide rail each extending in a longitudinal axis thereof; a plurality of shift effecting members (e.g., shift forks or the like) configured to move a plurality of corresponding sliding sleeves coupled to the guide rail for shifting gears upon actuation of a shift actuator, the shift effecting members each having a terminal end portion with a finger receiving opening formed therein, the finger receiving opening extending in a direction generally parallel to the longitudinal axis of the guide rail; and a shift shaft extending in a direction generally parallel to the longitudinal axis of the guide rail, the shift shaft having a shift finger coupled thereto. The shift shaft is rotatable to pivotally position the shift finger at locations aligned with the finger receiving openings of the shift effecting members, and is also displaceable in the longitudinal direction in the finger receiving openings to move the shift effecting members to effect a gear shifting operation. Methods of shifting gears with a gear shifting device are also disclosed.10-20-2011
20100282020CONTINUOUSLY VARIABLE TRANSMISSION - The invention is concerned with a continuously variable transmission incorporating a variator of the type having at least two co-axial races (D11-11-2010
20100180722POWER TRANSMISSION APPARATUS - A power transmission apparatus according to the present invention is characterized in that it comprises: a multistaged change-speed mechanism (07-22-2010
20090293669Transmission system for tractor - The invention relates to four wheel drive switching device of a tractor which use the hydraulic pressure to move a sliding gear of the devices, and the four wheel drive switching device is controlled by means of one-touch button operation of a user. The four wheel drive switching device has a rear wheel drive shaft, a second drive gear, a third drive gear, a sliding gear, a hydraulic flow path, a cylinder room, a return spring and a front wheel drive gear. The hydraulic pressure force is acted on the sliding gear through the flow path, and the sliding gear is moved to one side, and the hydraulic pressure force holds the third drive gear to remain power transmission state.12-03-2009
20120096986DRIVING FORCE DISTRIBUTION DEVICE - A driving force distribution device includes a sub transmission, a friction clutch, a rotary drive member fixed to an output shaft of an actuator, a friction clutch driving cam to change a pressing force of the friction clutch, a shift cam to shift the sub transmission by converting rotary motion of the actuator into linear motion, and a ratchet lever provided so that a shaft line thereof in a normal direction with respect to the outer surface of the rotary drive member is a rotation center. The ratchet lever is disengaged from the shift cam and is rotated when the rotary drive member is rotationally driven to one side from a predetermined position starting at control origin of the shift cam, and the ratchet lever is rotated in conjunction with the shift cam when the rotary drive member is rotationally driven in a direction opposite to the one side.04-26-2012
20110314962Transmission Having a Low Launch Gear - Gearing for a vehicle transmission includes meshing forward gears and an idler, a reverse gear engaging the idler, a low gear engaging the reverse gear, a final drive, and a low gear drive path including the idler, the forward, reverse and low gears and the final drive.12-29-2011
20110314963CONTROLLABLE CONSTANT SPEED GEARBOX - An engine mountable gearbox is provided and includes a body formed to define a plurality of connection points at which a main engine generator and one or more accessories are mounted, a first transmission disposed within the body at the connection point of the main engine generator to run the main engine generator at a controlled constant speed at varying speeds of the engine rotation and a second transmission disposed within the body at least at one of the connection points of the one or more accessories to run the one of the one or more of the accessories at a controlled constant speed at varying speeds of the engine rotation.12-29-2011
20120103133METHOD FOR MODIFYING A TRANSFER CASE FOR A PLURALITY OF OUTPUTS - A method is described for modifying a transfer case for a plurality of outputs, which are connected to a common drivetrain via intermediate gear wheels (05-03-2012
20120160057TRANSFER CASE - A transfer case comprises a casing, an input shaft extending from outside the casing into the casing and at least one output shaft extending from inside the casing to outside the case. The input shaft is rotationally coupled to the output shaft(s) for transferring rotation from the input shaft to the output shaft(s). Various types of mechanical arrangements can be used to couple the input shaft to the output shaft(s). The input shaft and the output shaft(s) are rotatably supported in the casing by opposed pairs of tapered roller bearings oriented so that the narrow ends of the tapered roller bearings in each pair of tapered roller bearings point away from one another, and the tapered roller bearings are each squeezed between the casing and their respective shaft. The tapered roller bearings are adjustable to limit play between the shafts and the casing.06-28-2012
20110179906DRIVE ASSEMBLY FOR A MOTOR VEHICLE DRIVEN BY A PLURALITY OF AXLES - The invention relates to a drive assembly for a motor vehicle with a drive unit and multiple driven axles. The drive assembly comprises a transfer case 07-28-2011
20120227539APPARATUS, METHOD AND SYSTEM FOR REDUCING ADHESIVE WEAR ON A POWER TAKE-OFF SHAFT - A PTO shaft is disclosed that includes an inner shaft having a first spline gear at the proximal end, and a notch proximate to the distal end. The PTO also includes a hollow outer shaft removably disposed over at least a portion including the notch of the inner shaft. The outer shaft comprises a second spline gear configured to mate with the first spline gear. The PTO also includes a self-lubricating sleeve disposed on the notch of the inner shaft and configured to contact both the inner shaft and the outer shaft. The PTO also includes a seal disposed on the inner shaft between the first spline gear and the notch to resist movement of a lubricating oil from the proximal end of the inner shaft to the notch.09-13-2012
20120137828VEHICLE AND TRANSMISSION FOR A VEHICLE - A vehicle is described having a transmission driven through a propulsion unit such as an engine, and through a CVT. The transmission is comprised of an input shaft and an output shaft which are coaxially disposed. An idler shaft is driven by the input shaft, and the idler shaft drives the output shaft, through selected gear sets, to provide different gear ratios or drive directions. The CVT also has a fan on the driven side which feeds air through the CVT for cooling. The CVT comprises a drive side clutch and a driven side clutch with the output shaft of the extending through the CVT driven clutch.06-07-2012
20130112041HYBRID ROTOR-CLUTCH SYSTEM - A hybrid dual clutch transmission having a hybrid rotor-clutch system. The hybrid rotor-clutch system includes an engine disconnect clutch that selectively couples an engine to the rotor of an electric motor within the hybrid dual clutch transmission. A first clutch disk selectively couples a first input shaft of the hybrid dual clutch transmission to a first surface of the web of the rotor and a second clutch disk selectively couples a second input shaft of the hybrid dual clutch transmission to a second surface of the web of the rotor.05-09-2013
20130139644BACKHOE LOADER - A backhoe loader includes a multi-axis transmission that includes: an input shaft to which power is inputted; a front output shaft coupled to a front wheel; a rear output shaft disposed in a position higher than that of the front output shaft and coupled to a rear wheel; an intermediate shaft disposed between the input shaft and the front output shaft; a first power transmission mechanism configured to transmit power from the input shaft to the intermediate shaft; and a second power transmission mechanism configured to transmit power from the intermediate shaft to the front output shaft and to transmit power from the front output shaft to the rear output shaft.06-06-2013
20120174707EIGHT SPEED DUAL CLUTCH TRANSMISSION - A transmission is connectable to an input member and includes an output transfer gear, first and second shaft members, first and second countershaft members, a plurality of co-planar gear sets, and a plurality of torque transmitting devices. The torque transmitting devices include a plurality of gears, synchronizer assemblies and a dual clutch assembly. The transmission is operable to provide at least one reverse speed ratio and a plurality of forward speed ratios between the input member and the output member.07-12-2012
20120174706EIGHT SPEED DUAL CLUTCH TRANSMISSION - A transmission is connectable to an input member and includes an output transfer gear, first and second shaft members, first and second countershaft members, a plurality of co-planar gear sets, and a plurality of torque transmitting devices. The torque transmitting devices include a plurality of gears, synchronizer assemblies and a dual clutch assembly. The transmission is operable to provide at least one reverse speed ratio and a plurality of forward speed ratios between the input member and the output member.07-12-2012
20120090428Dual Clutch Transmission And Dual Clutch Accuators Thereof - A dual clutch transmission with multiple gears operatively coupled thereto, comprises: first and second input shafts coaxially arranged to each other; a first clutch operatively coupled with the first input shaft to drive the transmission with a gear selected from a first set of non-consecutively numbered gears; a second clutch coaxially arranged with the first clutch and operatively coupled with the second input shaft to drive the transmission with a gear selected from a second set of non-consecutively numbered gears; first and second clutch actuating devices, each including an actuator and a pivot member, each pivot member operatively coupled between the actuator and a clutch applicator of cylindrical shape to move its clutch applicator for clutch operation; and a plurality of first and second clutch levers received in a clutch retaining housing in a circularly and alternately arranged pattern. The first and second clutch levers are configured to move the first and second clutches, respectively. The cylindrically shaped clutch applicator of the first clutch actuating device is disposed coaxially with the cylindrically shaped clutch applicator of the second clutch actuating device, and the first clutch levers and the second clutch levers can operate independently to each other upon movement of the first clutch applicator or the second clutch applicator to perform a selective clutch operation between the first and second clutches.04-19-2012
20110146443DOUBLE-CLUTCH TRANSMISSION FOR VEHICLES - A double-clutch transmission (DCT)includes, but is not limited to an inner input shaft inside an outer input shaft. Two clutches of the DCT are connected to the input shafts respectively. The DCT has three layshafts that are parallel to the input shafts. One or more pinions are fixed onto the layshafts respectively. Seven forward gearwheel groups and one reverse gearwheel group of the DCT are arranged on the shafts. Each one of the gearwheel groups comprises a fixed gearwheel on one of the input shafts, meshing with an idler gearwheel on one of the layshafts. In particular, a third fixed gearwheel meshes with a third idler gearwheel and a fifth idler gearwheel. Especially, the DCT includes, but is not limited to a park-lock.06-23-2011
20090266199Powertrain for an Automotive Vehicle with Multiple-Ratio Gearing and a Dual Power Input Clutch - A multiple-ratio transmission with countershaft gearing with dual power input clutches. Ratio changes are made from each of several ratios to a preselected ratio by alternately engaging and disengaging the power input clutches. A robust bearing arrangement provides high torque transmitting capacity. An optimum number of transmission ratios are available with a minimum number of gear meshes.10-29-2009
20100186549DUAL CLUTCH MULTI-SPEED TRANSMISSION - A transmission includes an input member, an output transfer gear, first and second shaft members, a countershaft, a reverse shaft member, a plurality of co-planar gear sets, and a plurality of torque transmitting devices. The torque transmitting devices include a plurality of synchronizer assemblies and a dual clutch assembly. The transmission is operable to provide at least one reverse speed ratio and a plurality of forward speed ratios between the input member and the output gear.07-29-2010
20110061493TRANSMISSION, PARTICULARLY DUAL-CLUTCH TRANSMISSION - The aim of the invention is to be able to make transmissions, in particular dual-clutch transmissions, more stable and compact, especially in respect of a variable moment load. The aim is achieved by a transmission comprising two coaxial transmission input shafts, two countershafts on which gear wheels designed as idlers are rotatably mounted, gear wheels that are arranged in a rotationally fixed and axially successive manner on the two transmission input shafts, are designed as fixed gears, and indirectly or directly mesh with the idlers and thus define different gears, coupling devices which are mounted in a rotationally fixed and axially movable manner on the two countershafts and are to be axially moved by means of adjusting mechanisms in order to connect one respective idler in a rotationally fixed manner to the respective countershaft, and one respective output gear which is mounted on the two countershafts and meshes with teeth of an output member. A reverse gear is defined by an intermediate shaft on which a fixed intermediate shaft gear that immediately meshes with one of the idlers as well as a second fixed intermediate shaft gear that immediately meshes with one of the fixed gears defining the first gear are arranged in a rotationally fixed manner. In the axial sequence of gears, the fixed gear defining the first gear and the reverse gear is arranged on the axially outer side.03-17-2011
20100282019DOUBLE CLUTCH TRANSMISSION - A dual-clutch transmission with two clutches (K11-11-2010
20110113923HYBRID PROPULSION SYSTEM FOR A MOTOR VEHICLE - The propulsion system includes an internal combustion engine, an electric machine and a double-clutch transmission with a clutch unit and a mechanical gearbox. The gearbox has two coaxial primary shafts intended to be torsionally connected each to a shaft of the internal combustion engine of the motor vehicle by a respective friction clutch of the clutch unit, as well as a secondary shaft and a lay shaft arranged parallel to the two primary shafts. The electric machine is permanently kinematically connected to either of the two primary shafts via a first gear train including a pinion mounted on an output shaft of the electric machine, an intermediate gearwheel mounted on an intermediate shaft and a gearwheel mounted on the primary shaft and acting as driving gearwheel of a second gear train of the gearbox associated to one of the gears, in particular to the second forward gear. The gearbox further includes a casing and the electric machine is inserted and fixed into a seat formed by that casing. An outer surface of a stator of the electric machine forms a spiral-shaped profile which serves as cooling circuit for the electric machine and is closed on the radially outer side by an inner cylindrical surface of the seat, in such a manner that the channels of the cooling circuit are defined between the spiral-shaped profile and the inner cylindrical surface.05-19-2011
20110154945DOUBLE-CLUTCH TRANSMISSION FOR VEHICLES - A double-clutch transmission (DCT) includes, but is not limited to an inner input shaft inside an outer input shaft. A first clutch disc and a second clutch disc of the DCT are connected to the two input shafts respectively. Pinions are fixed onto three parallel layshafts of the DCT respectively. The gearwheels on the layshafts include, but are not limited to seven gearwheel groups. Each of the gearwheel group includes, but is not limited to a fixed gearwheel that meshes with an idler gearwheel. A fourth fixed gearwheel on the outer input shaft meshes with the fourth gear idler gearwheel and the sixth gear idler gearwheel. In particular, a fifth fixed gearwheel on the inner input shaft meshes with a fifth gear idler gearwheel and the seventh gear idler gearwheel. The gearwheels further includes, but is not limited to a reverse gearwheel group that includes, but is not limited to a fixed gearwheel on one of the input shafts, meshing with a reverse gear idler gearwheelon one of the layshafts.06-30-2011
20120132031Gear Change Device for a Motor Vehicle - A gear change device includes a first and a second primary shaft, selectively connectable to the driving shaft of a motor vehicle, and first second secondary shafts, whose axes are parallel and spaced from the common axis of the primary shafts, and having output gear wheels intended to mesh with the gear wheel of a differential. The device includes pairs of gear wheels, corresponding forward gear ratios and to at least one reverse gear ratio. The reverse gear ratio is defined by a first reverse gear wheel mounted freely rotatable on the first secondary shaft and connectable in rotation with the latter by one of the selector devices. A parking gear wheel is rigidly mounted on said first secondary shaft cooperating with a lock device for locking the gear change device in the parking condition. The parking gear wheel is mounted adjacent to a roller bearing which rotatably supports said first secondary shaft within the casing and which is axially interposed between the parking gear wheel and the first reverse gear wheel.05-31-2012
20110146444DOUBLE-CLUTCH TRANSMISSION FOR VEHICLES - A double-clutch transmission includes, but is not limited to an inner input shaft and an outer input shaft that are connected to a first clutch and a second clutch respectively. A first layshaft and a second layshaft of the DCT are spaced apart and arranged in parallel to the input shafts. Gearwheels of the DCT are arranged on the first layshaft, on the second layshaft, on the inner input shaft and on the outer input shaft. The gearwheels include, but are not limited to seven gearwheel groups for providing seven sequentially increasing gears. Each of the gearwheel groups includes, but is not limited to a fixed gearwheel on one of the input shafts that meshes with an idler gearwheel on one of the layshafts. A fourth fixed gearwheel meshes with a fourth gear idler gearwheel and a sixth gear idler gearwheel. A third fixed gearwheel meshes with a third gear idler gearwheel and a fifth gear idler gearwheel.06-23-2011
20130145898POWER DELIVERY DEVICE FOR VEHICLE - Disclosed is a power delivery device for a vehicle that improves power delivery efficiency. More specifically, the power delivery device includes a first motor having a first drive shaft directly connected to an output shaft of an engine, a second motor having a second drive shaft directly connected to an input shaft of a gearbox, and a clutch selectively connecting the output shaft of the engine with the input shaft of the gearbox.06-13-2013
20090235782Transmission - A transmission is provided in which gear trains for multiple shift stages are provided between a countershaft and a first main shaft and second main shaft running coaxially and relatively rotatably through the first main shaft so that the gear trains can be alternatively established, wherein a plurality of odd number stage gear trains (G09-24-2009
20110290073DUAL CLUTCH TRANSMISSION - A transmission includes an input member, an output member, first and second shafts, first and second countershafts, a plurality of co-planar gear sets, and a plurality of torque transmitting devices. The torque transmitting devices include a plurality of synchronizer assemblies and a dual clutch assembly. The transmission is operable to provide at least one reverse speed ratio and a plurality of forward speed ratios between the input member and the output member.12-01-2011
201101464457-SPEED LAYSHAFT GEARTRAIN WITH DUAL-USE MESHES AND THREE AXES - A dual mesh gear system is provided for a motor vehicle transmission having three axes. The transmission includes two input shafts, first and second clutch assemblies, first and second countershafts, and an output shaft. The transmission uses a first dual mesh for gears four and six and a second dual mesh for gears five and seven. Reverse within the transmission is driven by a reverse driver gear fixedly attached to second gear on the second countershaft. The reverse driver gear is continuously meshed with a reverse driven gear on the first countershaft. The reverse gear combination achieves a reverse gear ratio greater than or equal to the gear ratio of first gear.06-23-2011
20120067166SPHERICAL GEAR - A gear includes a body defining a portion of a sphere and including at least one curved surface. A plurality of teeth extend from the at least one curved surface. The plurality of teeth are arranged in rows and columns that define a plurality of longitudinal and latitudinal arcuate channels along the curved surface.03-22-2012
20090038435SPLIT TORQUE GEARED POWER TRANSMISSIONS WITH COMPOSITE OUTPUT SHAFTS - A light weight, split torque, geared power transmission having a reduced number of gears and useful for, e.g., transmitting power from an engine to the main rotor of a rotorcraft, includes a ring gear having a pair of oppositely facing angular bevel gears respectively formed on opposite sides of a medial plane thereof, and a first pinion having an elongated drive shaft extending through the medial plane of the ring gear and disposed at an oblique angle relative thereto. The first pinion includes a pair of cylindrical gears mounted coaxially on the drive shaft and respectively disposed in conjugate meshing engagement with respective ones of the bevel gears of the ring gear. An elongated annular output shaft made of a strong, light weight composite material is coupled to a circumferential periphery of the ring gear.02-12-2009
20100043596TRANSMISSION FOR INDUSTRIAL VEHICLE - A transmission for an industrial vehicle has an input shaft, first and second transmission mechanisms, a clutch mechanism, a rotation direction switching gear train, a speed change gear train, and an output shaft. The first and second transmission mechanisms change the speed among a plurality of speeds of rotation from the input shaft. The clutch mechanism is disposed on the input side of the transmission mechanisms and includes forward and reverse clutches and first and second snap clutches for selecting which of the first and second transmission mechanisms will receive rotational input from the engine. The rotation direction switching gear train inputs rotations for forward and reverse travel to the forward and reverse clutches. The speed change gear train inputs to the first snap clutch and the second snap clutch the output from the forward clutch and the reverse clutch.02-25-2010
20130205947Spindle Unit, Table Unit, and Machine Tool - A spindle unit having a tilt shaft for rotating and tilting a spindle head so that a posture of a spindle changes including: the spindle head rotatably supporting the spindle, a tool being attached to a front end of the spindle; a spindle head support having a mutually separated pair of side walls, the spindle head support supporting the spindle head between the pair of side walls in a rotatable and tiltable manner; two power transmission mechanisms provided along the pair of side walls of the spindle head support for transmitting rotational drive power to the tilt shaft; and two drive source devices of the tilt shaft provided between the pair of side walls, the output shafts of the drive source devices being arranged to face the side walls and being connected to the power transmission mechanisms.08-15-2013
20100313705POWER TRANSFER UNIT WITH OUTPUT SHAFT HAVING INTEGRATED JOINT ASSEMBLY - A power transmission device for a four-wheel drive vehicle includes an input shaft adapted to be driven by a power source. A first output shaft is rotatable about a first axis and adapted to transmit torque to a first driveline. A second output shaft is adapted to transmit torque to a second driveline and is rotatable about a second axis. The first and second axes diverge from one another. A transfer unit includes a drive member rotatably supported on the first output shaft and a driven member coupled to the second output shaft. A joint is positioned within a cavity formed in the driven member and drivingly interconnects the driven member and the second output shaft. The driven member includes first and second portions separable from and re-mountable to each other to allow service to the joint.12-16-2010
20120118102DUAL DRIVE PUMP SYSTEM WITH ONE WAY CLUTCHES - A dual drive pump system for rear wheel or front wheel drive automatic transmission in a motor vehicle includes a dual drive pump disposed off-axis of the transmission input shaft axis and driven by a gear train driven by a hub. The dual drive pump is also driven by a gear train driven by an auxiliary motor. Torque multiplication through the gear train allows the dual drive pump to have a smaller displacement while still providing the hydraulic pressure needs of the transmission. Each gear train is connected to the dual drive pump via back-to-back one way clutches (OWC). The dual drive pump may be driven by either an engine or the auxiliary motor depending on the operating conditions of the motor vehicle.05-17-2012
20110167956SINGLE MOTOR HYBRID TRANSMISSION - A hybrid transmission that is operatively connected with an engine includes an input member operatively connected with the engine, at least one intermediate member, and an output member. A plurality of selectively engagable torque-transmitting mechanisms enable the input member to be selectively operatively connected to the at least one intermediate member through the first gearing arrangement by engagement of different ones of a first set of the torque-transmitting mechanisms. A single motor/generator is operatively connectable to the at least one intermediate member and is selectively operatively connected to the output member in two alternative ways through the second gearing arrangement by selective engagement of two respective ones of a second set of the torque-transmitting mechanisms to establish two different torque ratios between the at least one intermediate member and the output member. The second set of torque-transmitting mechanisms includes dual output clutches that establish the two different torque ratios.07-14-2011
20090308197Friction Based Actuator Having Many Degrees of Freedom - It's a highly compact actuator with multiple outputs able to transfer force to those outputs in nearly any combination. The underlying technology, which I call a “differentiated clutch”, may have other applications as well. As such, those skilled in the art will appreciate that the conception, upon which this disclosure is based, may readily be utilized as a basis for the designing of other structures, methods and systems for carrying out the several purposes of the present invention. It is important, therefore, that any claims be regarded as including such equivalent constructions insofar as they do not depart from the spirit and. scope of the present invention.12-17-2009
20120304816HYDRAULIC PRESSURE SUPPLY APPARATUS FOR TRANSMISSION - In an hydraulic pressure supply apparatus for a transmission, it is configured to have a first hydraulic control valve supplying signal pressure to a pressure regulation port of a regulator valve that regulates discharged pressure discharged from a hydraulic pump to line pressure; a second hydraulic control valve regulating the line pressure and supply it to a lockup clutch; a connecting section connecting a hydraulic passage connecting the first hydraulic control valve and the pressure regulation port with a hydraulic passage connected to an output port of the second hydraulic control valve; and a selecting mechanism installed at the connecting section to select higher pressure between output pressures of the first and second hydraulic control valves such that the selected one acts on the pressure regulation port.12-06-2012
20120085199DRIVE SYSTEM FOR A MOTOR VEHICLE, METHOD FOR OPERATING A DRIVE SYSTEM OF THIS KIND AND MOTOR VEHICLE HAVING A DRIVE SYSTEM OF THIS KIND - A drive system for a motor vehicle, having an internal combustion engine; and an electric machine operatively connected to the internal combustion engine, the electric machine taking the switched-off internal combustion engine along in a purely electric operating state of the drive system. Also disclosed is a method for operating a drive system for a motor vehicle, the drive system having an internal combustion engine and an electric machine operatively connected to the internal combustion engine, and the electric machine taking the switched-off internal combustion engine along in a purely electric operating state of the drive system. Also disclosed is a motor vehicle having a drive system of this kind.04-12-2012
20110167957AUTOMATIC DUAL-CLUTCH TRANSMISSION - An automatic dual-clutch transmission is able to establish a parking lock by bringing one of a first input shaft and a second input shaft into engagements with a low speed stage gear train as well as with a reverse stage gear train in performing a parking. Gears of an engaging member and a mating sleeve in at least one of a low speed stage shift clutch and a reverse stage shift clutch which are simultaneously brought into engagements to establish the parking lock are able to mesh with each other at axially extending side surfaces thereof which are formed to extend linearly in parallel to an axial direction thereof.07-14-2011
20090255370DOUBLE-CLUTCH TRANSMISSION FOR VEHICLES - A Double-clutch transmission is provided that includes, but is not limited to an inner input shaft inside an outer input shaft. Two clutch discs are connected to the inner input shaft and the outer input shaft, respectively. A first layshaft and a second layshaft are spaced apart from the inner input shaft and arranged in parallel to the inner input shaft. One or more of the two layshafts comprise a fixed output gearwheel for outputting a drive torque. Gearwheels are arranged on the shafts. The gearwheels comprise six gearwheel groups for providing six forward gears and one reverse gear. Each of the gearwheel groups comprises a first fixed gearwheel on one of the inner input shaft meshing with one of the idler gearwheels on one of the first layshaft, the second layshaft, or the third layshaft. Furthermore, a second fixed gearwheel meshes with a second gear idler gearwheel and a fourth gear idler gearwheel. The double-clutch transmission device further comprises a seventh gearwheel group for providing a seventh gear. The seventh gearwheel group comprises a seventh fixed gearwheel on the outer input shaft, meshing with a seventh gear idler gearwheel on one of the first layshaft, the second layshaft, or the third layshaft.10-15-2009
20100147106DUAL CLUTCH MULTI-SPEED TRANSMISSION - A transmission includes an input member, an output transfer gear, first and second interconnecting members, a layshaft, a reverse member, a plurality of co-planar gear sets, and a plurality of torque transmitting devices. The torque transmitting devices include a plurality of synchronizer assemblies and a dual clutch assembly. The transmission is operable to provide at least one reverse speed ratio and a plurality of forward speed ratios between the input member and the output transfer gear.06-17-2010
20110030506SEVEN SPEED DUAL CLUTCH TRANSMISSION HAVING IMPROVED PACKAGING - A transmission connected to an engine input member and having an output transfer gear, first and second transmission input shaft members, first and second countershaft members, a plurality of co-planar gear sets, and a plurality of torque transmitting devices. The first and second transmission input shaft members are rotatably supported in the transmission housing by a combination of ball and needle bearings. The first and second countershaft members are rotatably supported in the transmission housing by plurality of thrust bearings. The torque transmitting devices include a plurality of synchronizer assemblies and a dual clutch assembly. The transmission is operable to provide at least one reverse speed ratio and a plurality of forward speed ratios between the input member and the output member.02-10-2011
20110314961TWIN-CLUTCH TYPE TRANSMISSION UNIT FOR ENGINE, AND MOTORCYCLE INCORPORATING THE SAME - A twin-clutch type transmission unit includes inner and outer shafts provided respectively with first and second disc clutches for transmission and interruption of input from a prime mover, a plurality of drive gears provided on the inner and outer shafts, and a counter shaft provided with driven gears selectively operable to mesh with the drive gears, with the first and second disc clutches of the inner and outer shafts being alternately disengaged and engaged so as to perform a gear shift. In the transmission unit, a dog-type clutch for synchronizing rotations of the inner shaft and the outer shaft is provided. At the time of vehicle starting, the inner and outer shafts are connected with each other, and the first and second disc clutches of both the inner and outer shafts are engaged. Such transmission unit contrives reductions in the size and weight of a twin-clutch type transmission unit.12-29-2011
20110088509DOUBLE-CLUTCH TRANSMISSION FOR VEHICLES - A double-clutch transmission includes, but is not limited to two input shafts and three layshafts that are parallel to each other. One or more of the layshafts comprises a pinion that meshes with an output gearwheel on an output shaft. Gearwheels are arranged on the shafts and the shafts comprise seven gearwheel groups for providing seven sequentially increasing forward gear speeds. Each of the gearwheel groups comprises a fixed gearwheel on one of the input shafts, meshing with an idler gearwheel on one of the layshafts. One or more coupling devices of the double-clutch transmission is mounted on one of the layshafts to selectively engage one of the idler gears for outputting these seven gear speeds. Especially, the pinion comprises a first pinion mounted on a first layshaft via a bearing.04-21-2011
20100064848TRANSMISSION AND GEAR CHANGING METHOD - A transmission and a gear changing method capable of changing a reduction ratio while a load is supported without stopping rotation, and transmitting a rotation angle accurately and power efficiently.03-18-2010
20090272225Torque multiplier for bicycles and all other foot pedaled vehicles - The embodiment of a torque multiplying mechanism, consisting of a rotating sleeve (11-05-2009
20120304817DEVICE FOR SAVING ENERGY DURING VERTICAL AND HORIZONTAL MOTIONS WHEREIN THE RESISTING TORQUE CAN BE SPLIT INTO TWO TORQUES OPPOSING EACH OTHER - The present invention relates to a mechanical device for reducing the energy absorbed by an electric motor of a hoisting plant. The device according to the invention comprises at least one first rotating member moved by the motor of the hoisting plant. The device also comprises a second rotating member connected to the first member through first transmission means. At least one third rotating member is connected to the second rotating member through second transmission means with flexible elements, which develop a transmission ratio equal to unity. The device further comprises a fourth rotating member operatively connected to the rotor of the electric motor. The fourth rotating member and the third rotating member are connected through third flexible-element-transmission means, which develop a transmission ratio equal to unity. The transmission means of the device according to the present invention are designed to enable rotation of said fourth rotating member in a direction of rotation concordant with that of said first rotating member.12-06-2012
20130192418POWER TRANSMISSION MECHANISM AND MULTI-SHAFT DRIVE DEVICE - Force of used spring can be weak, wear amount of power transmission member (gear or the like) can be reduced, and generation of strange noises can inhibited. When the dial cam is rotated and the recess of the outer peripheral surface faces the front end portion of the pin of the connection shaft, the connection shaft, which is biased by the force of the coil spring, is connected to the bevel gear, which engages with the bevel gear and is rotated, via the clutch teeth. Thus, the connection shaft is rotated, and the output shaft is rotated together with the connection shaft. That is, the power of the motor is transmitted to the output shaft. Since the coil spring is used for connecting the connection shaft to the bevel gear, the force of the coil spring can be reduced.08-01-2013
20080307924Transmission for a Twin-Screw Extruder - Gear system for driving screws of a twin-screw extruder with two parallel drive shafts (12-18-2008
20130160605SPLIT-TORQUE GEAR BOX - A split torque gearbox system provides a multiple path, three stage power gear train that transmits torque from a high-speed engine to a low speed output shaft, while providing equal gear load distribution with a floating pinion in the second stage of reduction. The number of the split modules in the gearbox depends on gearbox configuration, number of high speed input shafts, and transmitted power. The split modules are located around a last stage output gear that combines power from each module and transmits the power to an output such as a main rotor system.06-27-2013
20110296947SPLIT-TORQUE GEAR BOX - A split torque gearbox system provides a multiple path, three stage power gear train that transmits torque from a high-speed engine to a low speed output shaft, while providing equal gear load distribution with a floating pinion in the second stage of reduction. The number of the split modules in the gearbox depends on gearbox configuration, number of high speed input shafts, and transmitted power. The split modules are located around a last stage output gear that combines power from each module and transmits the power to an output such as a main rotor system.12-08-2011
20110011206DRIVELINE YOKE WITH BRAKE ROTOR - A driveline yoke is integrally formed as one-piece with a brake rotor. At least one caliper includes a friction element that selectively engages the brake rotor. In one example, the yoke is coupled to a front output of a transfer case and the caliper is mounted to a housing of the transfer case with the friction element engaging a braking surface on the brake rotor in response to a parking brake request.01-20-2011
20100147107DRIVE UNIT CONNECTED TO A TRANSMISSION OUTPUT FOR PRODUCING FORWARD AND REVERSE DRIVE - A drive unit includes a gearset alternately producing forward and reverse drive, an inter-axle differential dividing torque at an output of the gearset between first and second wheel sets, and an inter-wheel differential dividing torque transmitted to the first wheel set differentially between wheels comprising the first wheel set.06-17-2010
20100206127METHODS AND APPARATUS FOR IMPROVING THE MANOEUVRABILITY OF A VEHICLE - An axle differential (08-19-2010

Patent applications in class Plural power paths to and/or from gearing

Patent applications in all subclasses Plural power paths to and/or from gearing