Class / Patent application number | Description | Number of patent applications / Date published |
074473360 | Particular element (e.g., shift fork, template, etc.) | 83 |
20080236323 | Adjusting Device For A Transmission - An adjusting device for a transmission, such as a motor vehicle transmission is described. The transmission has at least one moveable adjusting element, at least two sensors for detecting a position of the at least one moveable adjusting element, and a code path of the at least one moveable adjusting element having sections of different heights which are provided to be scanned by the at least two sensors, the sections of the code path of different heights being arranged at least two-dimensionally. The at least two sensors are arranged parallel to one another. | 10-02-2008 |
20080250891 | Stopper structure of shift lever - A stopper structure of a shift lever, which is pivotally movably supported and adapted to a shift operation apparatus for changing shift stages of a transmission by an operation of the shift lever, includes a protruding portion and a plurality of recessed portions. The protruding portion is formed at an outer peripheral portion of the shift lever. The plurality of recessed portions is formed at a member being stationary relative to the shift lever. Further, the plurality of recessed portions is formed to correspond to a shifting pattern and to be selectively and releaseably fitted by the protruding portion when the shift lever is shifted to a predetermined shift position. | 10-16-2008 |
20080314187 | Selector for arrangement for a manual transmission in a motor vehicle - A selector fork arrangement for a manual transmission in a motor vehicle is suggested that largely comprises a fork body ( | 12-25-2008 |
20090235771 | SHIFT DEVICE FOR A SPEED CHANGE TRANSMISSION IN MOTOR VEHICLES - A shift device for a speed change transmission in motor vehicles having at least one selector rod which is movably supported in the gear housing in cross walls, by means of which rod the transmission steps in the gear housing can be shifted. The selector rod on one end penetrates a cross wall of the transmission, which wall separates the oil compartment, and by means of a plastic sleeve, which is sprayed onto the selector rod, is guided and sealed in the corresponding through hole of the cross wall of the transmission. | 09-24-2009 |
20090241716 | SHIFT DRIVE DEVICE - A shift drive device with a shift arm having one end secured to a shift spindle with a guide hole for receiving a pin, provide to project therefrom, inserted therethrough and engaged therewith. A turn-restriction hole receives a restriction pin provided on a transmission case. A space that is needed for turning the shift arm is reduced. A turn-restriction hole is provided in a shift arm so as to be disposed on a straight line connecting an axial line of a shift spindle with the center of a guide hole. | 10-01-2009 |
20090241717 | MULTI-GEAR-SPEED TRANSMISSION - A multi-gear-speed transmission includes cam rods in sliding contact with an inner peripheral surface of an inner cavity of a gear shaft; pin members inserted in pin holes bored in the gear shaft in the radial directions and which are advanced or retreated by alternatedly making contact with the sliding contact surfaces of the cam rods and cam grooves. Swing claw members are rotatably supported on pivot pins provided in the gear shaft and which are advanced or retracted by the pin members to be engaged with or disengaged from gears (n). The swing claw members and the pivot pins are embedded in recessed parts formed in the outer periphery of the gear shaft, annular bearing collar members externally fitted over the gear shaft are arranged to press the pivot pins from the outer side, and the gears (n) are rotatably borne on the bearing collar members. | 10-01-2009 |
20090260471 | Transmission Unit Provided with a Control Device for a Motor Vehicle - A transmission unit for a motor vehicle is provided with a fixed supporting structure, a driving transmission shaft and at least one driven transmission shaft that are parallel to one another, and a control device, which has a control member that is movable with respect to the supporting structure; the control member is able to translate along a control axis between a plurality of operating positions, each associated to a corresponding range of gears, and to turn, in each operating position, about the control axis between an idle angular position and at least one engagement angular position, in which it controls engagement of a gear forming part of the range selected; the control member is set at least in part in front of an axial end of the transmission shafts. | 10-22-2009 |
20090277296 | SHIFT CONTROL MECHANISM - An internal shift control mechanism is provided for a motor vehicle gearbox that includes, but is not limited to a fork member for engaging and displacing a synchronizer sleeve of the gearbox in an axial direction between a neutral position and at least one active position, a carriage supporting the fork member , displaceably guided in the axial direction, a shifter axle having an axis of rotation which extends transversally with respect to the displacement direction of the carriage and carrying a shift arm which engages a shift gate formed on the carriage . In the active position a tangent at a contact point between the shift arm and the shift gate is perpendicular to a radius extending from the axis to the contact point. | 11-12-2009 |
20090288514 | TRANSMISSION - A transmission has a movable transmission part movably connected to a fixed transmission part via a shaft to undergo pivotal movement relative to the fixed transmission part about an axis of the shaft. Each of the transmission parts has a hollow cylindrical connecting portion through which the shaft extends. One of the connecting portion of the movable transmission part and the connecting portion of the fixed transmission part is received in the other of the connecting portions with a single seal member disposed therebetween so that an internal space of the fixed transmission part and an internal space of the movable transmission part communicate with each other to thereby form a single hermetically-sealed space for holding therein a lubricating oil. | 11-26-2009 |
20090301250 | OPERATING DEVICE FOR MANUAL TRANSMISSION APPARATUS - An operating device for a manual transmission apparatus includes: a plurality of operation shafts, supported at a housing to move in an axial direction thereof and selectively engaging one of a plurality of shift gear sets by one of the plurality of the operation shafts being moved in the axial direction thereof; a shift-and-select shaft, supported at the housing, selecting one of the plurality of the operation shafts by rotating in a circumferential direction of the shift-and-select shaft and moving the selected operation shaft in the axial direction of the selected operation shaft by moving in the axial direction of the shift-and-select shaft; an operating portion for manually operating the shift-and-select shaft; and an inertia unit, including an engagement portion, which is engageable with the shift-and-select shaft, pivotably supported at the housing, and pivoting in response to a movement of the shift-and-select shaft in the axial direction thereof. | 12-10-2009 |
20090301251 | OPERATING DEVICE FOR MANUAL TRANSMISSION APPARATUS - An operating device for a manual transmission apparatus, comprising a plurality of operation shafts, a shift-and-select shaft having an engagement groove extending in a circumferential direction thereof, selecting one of a plurality of operation shafts by rotating and moving the selected operation shaft in an axial direction thereof by moving in an axial direction of the shift-and-select shaft, an operating portion for manually operating the shift-and-select shaft, an inertia unit including an engagement pin, positioned within the engagement groove and pivoting in response to a movement of the shift-and-select shaft in the axial direction thereof, and a swing-and-contact member provided at the engagement pin of the inertia unit so as to swing when being pressed by one of first and second inner surfaces of the engagement groove in accordance with the movement of the shift-and-select shaft and contacting the first and second inner surfaces of the engagement groove. | 12-10-2009 |
20090320635 | TRANSMISSION - A transmission in which two gears can be selected at the same time is provided without the need to greatly increase the size of the transmission. The transmission comprises a plurality of gear change members arranged for moving in a predetermined shifting direction to select a gear, and a shift operating member which is capable of moving in a selecting direction through notches formed in the gear change members. The shift operating member has an engaging portion capable of engaging with one of the gear change members via the corresponding notch to move the gear change member in the shifting direction. A gap between adjacent gear change members in the selecting direction is larger than a thickness of the engaging portion in the selecting direction. | 12-31-2009 |
20100000363 | GEAR SHIFT DEVICE - A gear shift device is used in a transmission of an engine, and includes: a shift drum that changes a speed change stage of the transmission according to a rotational position about an axis; an actuator having a driving shaft substantially orthogonal to this shift drum; a worm shaped barrel cam that is arranged parallel to the driving shaft of this actuator and that has a cam groove on an outer circumference; and a wheel gear that is coaxially fixed on the shift drum and that has a plurality of pins on an outer circumference. At least a pair of each pin of the wheel gear and the cam groove of the barrel cam is engaged with each other, and the shift drum is rotated by the actuator via the barrel cam and the wheel gear, to thereby change the speed change stage of the transmission. | 01-07-2010 |
20100024586 | Manual Transmission - A manual transmission, in particular for an automobile, comprises a transmission housing ( | 02-04-2010 |
20100058886 | SWITCHING DEVICE FOR A GEARGOX - A transmission shifting device ( | 03-11-2010 |
20100077883 | Impact Reducing Device for Shift Lever - An impact reducing device for a shift lever is provided that enables more safely protecting a driver while effectively reducing impact applied to the driver by a shift lever, by moving the entire shift lever assembly downward while breaking a portion of a bushing by which the shift lever is mounted in a base bracket when impact is applied to the shift lever, a hinge shaft of the shift lever assembly is rotatably fitted and supported in the bushing, which is detachably mounted in the base bracket. | 04-01-2010 |
20100077884 | VEHICLE REVERSING APPARATUS - A vehicle reversing apparatus is configured to reverse a vehicle by a driving force of a starter motor, which starts an internal combustion engine, or by a driving force of the internal combustion engine. The vehicle reversing apparatus can include a reverse drive gear, a reverse gear, a shifter gear, a shifter gear slide mechanism, and lost motion mechanism. The reverse drive gear is configured to rotate by the starter motor or the internal combustion engine and the reverse gear is configured to reverse the vehicle. The shifter gear is configured to be mounted circumferentially rotatably relative to a reverse shaft and to transmit rotation of the reverse drive gear to the reverse gear. The shifter gear slide mechanism is configured to slide the shifter gear through rotation of a shifter motor to enable the shifter gear to engage the reverse drive gear and the reverse gear. The lost motion mechanism is configured to coaxially connect a rotation shaft of the shifter motor and the reverse shaft to each other. | 04-01-2010 |
20100095797 | ARRANGEMENT FOR OPERATING AT LEAST ONE SHIFT FORK IN A TRANSMISSION - An arrangement for actuating at least one shift fork ( | 04-22-2010 |
20100101354 | SHIFTING DEVICE FOR A MANUAL TRANSMISSION - A shifting device for a manual transmission having a shift rocker formed by two rocker arms connected by a rocker bridge, which is arranged over a shift sleeve via two slide-blocks attached to a holder at the end of each rocker arm, which pivots about a transverse axis defined by bearing points. A carrier element is positioned off-center on the rocker bridge to engage with a shifting pin of a shifting shaft. The rocker arm closer to the carrier element has a lower elastic rigidity than the other rocker arm. To produce different spring rigidities, the rocker arm closer to the carrier element has the geometrical form of a spring element which is elastic in the pivoting direction. The, rocker arm farther away from the carrier element is a bracket with relatively greater elastic rigidity. | 04-29-2010 |
20100122601 | PINCH BOLT MOUNTING OF A SHIFTER ASSEMBLY - A vehicle has a shifter assembly for shifting a transmission, and a floor pan. The shifter assembly includes a base and an attachment assembly for adjustably attaching the shifter assembly to the floor pan. The attachment assembly includes a bushing that is adjustable in a horizontal direction relative to the floor pan or a vertical direction relative to the base. | 05-20-2010 |
20100126294 | SHIFT OPERATION DEVICE OF AUTOMATIC TRANSMISSION - A shift operation device includes: a shift operation member including: a shaft portion; and an arm portion protruding in a radial direction with respect to a center axis of the shaft portion and being rotated around the center axis to perform shift operation of a gear; and a plurality of shift rail members, each of which includes: a rail portion; a shift fork portion; and a shift lug portion capable of being engaged with the arm portion. An engagement portion of the shift lug portion includes a pair of columnar projections arranged at positions mutually different in the shift direction and the select direction. When the shift lug portion is retained in a neutral position, pressure receiving surfaces of the columnar projections are approximately positioned on a reference orthogonal surface superimposed on the center axis and orthogonal to the rail portion. | 05-27-2010 |
20100126295 | SEQUENTIAL GEAR SHIFTING MECHANISM - A method for shifting gears in a transmission. In one embodiment a mechanical transmission gear shifting assembly, for a transmission with multiple gear selectors that, when moved in a back and forth motion, selects different gear ratios. The apparatus uses a cam with a cam follower for moving gear selectors, in response to the same active cam surfaces. The apparatus additionally includes a retractable stop dog, and detents for moving, stopping and holding the cam at all times. The cam moves in increments corresponding to sequentially increasing or decreasing selected gear states of the transmission. | 05-27-2010 |
20100132498 | SHIFT PAD FOR A SHIFT ELEMENT IN A GEAR SHIFT DEVICE, AND SHIFT ELEMENT COMPRISING SUCH A SHIFT PAD - A shift pad for a gear shift element is described, comprising: a pad section that is configured to engage a circular groove of a gear shift sleeve; a locking section for securing the shift pad to the gear shift element; and a locking element that is connected to the locking section in a fixed manner and is adapted to be subjected to plastic deformation for securing the shift pad to the gear shift element. Further, a gear shift element for a gear shift device comprising the above shift pad is described. Detaching of the shift pad from the shift element during the transportation or the assembly process is prevented by this design. | 06-03-2010 |
20100147097 | SHIFTING APPARATUS FOR DUAL CLUTCH TRANSMISSION - A shift apparatus for a dual clutch transmission includes a plurality of shift lugs and a shift operating module moving the shift lugs. The apparatus provides a simple structure and sufficient rigidity and durability, in addition to a simple shift of a gear. The apparatus further provides an automatic releasing function that automatically releases the prior shift stage and an active inter-lock function that prevents gears connected to the same clutch from being engaged simultaneously, and enables 6-3-stage and 5-2-stage skip shift. | 06-17-2010 |
20100154577 | SEMIAUTOMATIC GEARBOX FOR VEHICLES - A semiautomatic vehicle gearbox comprising, for said gearbox, a shift lever ( | 06-24-2010 |
20100218635 | LUBRICATION STRUCTURE FOR MULTI-SPEED TRANSMISSION - A lubrication structure for a multi-speed transmission has a lubrication structure in which a gear shaft is provided with cam guide grooves in an inner cavity thereof. A lubricating oil is introduced into the inner cavity by way of oil feed introducing holes which are bored in one end portion of the gear shaft so as to provide communication between the inside and the outside of the gear shaft. The lubricating oil is led in the axial direction along the inner peripheral surface of the inner cavity by axial oil feed grooves formed by cutting along the inner peripheral surface of the inner cavity in parallel to the cam guide grooves. The lubricating oil is led out to the engagement switch-over mechanism by radial oil feed holes bored in radial directions so as to communicate with the axial oil feed grooves at axial-direction positions where pin members are located. | 09-02-2010 |
20100275716 | GEAR SHIFT CONTROL DEVICE FOR A VEHICLE GEARBOX PROVIDED WITH A ROTATING DRUM HAVING A MAIN CAM AND AN AUXILLIARY CAM - The device ( | 11-04-2010 |
20100294070 | SPEED CHANGE DEVICE OF A TRANSMISSION - A speed change device for shifting the gear of a transmission by using a cylindrical drum that reciprocally moves and rotates, featuring the structure of a compact size and excellent operability. To execute the shifting operation, the speed change device of the invention uses a cylindrical drum | 11-25-2010 |
20100326226 | Auxiliary gear box adapted for use with the transmissions of off-road vehicles - The Auxiliary Gear Box includes an Adapter Gear Housing, and a Transfer Case Adapter. The Adapter Gear Housing includes a Transmission Interface Surface, and a Posterior Surface. The Posterior Surface is in communication with the Transfer Case. | 12-30-2010 |
20110005345 | ACTUATING ARRANGEMENT FOR SHIFT ELEMENTS OF A TRANSMISSION - An actuating system for at least first and second coaxially arranged shifting elements of a transmission, in particular, a dual-clutch transmission ( | 01-13-2011 |
20110023648 | SHIFTING MECHANISM FOR DOUBLE CLUTCH TRANSMISSION - A shift mechanism for a double clutch transmission is provided with a pre-select function that selects any one of a plurality of shift stages of the double clutch transmission and then selects a shift stage in another shift line and an interlock prevention function that prevents shift stages in one shift line from being selected, and allows for quick shift. | 02-03-2011 |
20110023649 | SHIFTING APPARATUS FOR DOUBLE CLUTCH TRANSMISSION - A shifting apparatus for a double clutch transmission may include a plurality of odd-numbered stage driven-shift elements, a plurality of even-numbered stage driven-shift elements, odd-numbered stage driving-shift elements that are provided to selectively move straight any one of the odd-numbered stage driven-shift elements, even-numbered stage driving-shift elements provided to selectively move straight any one of the even-numbered stage driven-shift elements, an odd-numbered stage selecting actuator that supplies the straight motion path to the odd-numbered stage driving-shift elements, an odd-numbered stage shifting actuator that supplies the rotary motion path to the odd-numbered stage driving-shift elements, an even-numbered stage selecting actuator that supplies the straight motion path to the even-numbered stage driving-shift elements, and an even-numbered stage shifting actuator that supplies the rotary motion path to the even-numbered stage driving-shift elements. | 02-03-2011 |
20110048156 | DEVICE FOR SHIFTING AT LEAST ONE FREEWHEEL ON AN ASSOCIATED SHAFT OF A GEAR MECHANISM - The invention relates to an arrangement for shifting at least one freewheel ( | 03-03-2011 |
20110061487 | DUAL FORK SINGLE SHIFT RAIL ASSEMBLY - A multiple shift fork, single shift rail assembly reduces weight and complexity in manual and dual clutch transmissions. In a first embodiment, a stationary shift rail includes pluralities of detenting recesses and cooperating detent assemblies are mounted on the shift forks. Associated actuators translate the shift forks and synchronizer clutches. In a second embodiment, the detenting recesses reside on the outside surface of the shift forks and the detent assemblies are mounted in the transmission housing. In a third embodiment, one shift fork is slidably mounted on the shift rail and includes an external detent assembly. The shift rail itself translates and includes detenting recesses and a second shift fork connected thereto. | 03-17-2011 |
20110079101 | ACTUATING APPARATUS FOR ACTUATING AT LEAST ONE SHIFT APPARATUS AND METHOD FOR THE ASSEMBLY AND DISASSEMBLY THEREOF - An actuating apparatus for actuating a shifting mechanism in a transmission to shift a gear wheel on a hollow shaft with an actuator module that is at least partially positioned within the hollow shaft and which comprises an actuator which can be connected with a coupling element of the shift mechanism which radially, inwardly extends into the inner diameter of the hollow shaft. The enclosure of the actuator module has at least an axially extending assembly passageway which guides the coupling element, during axial insertion of the actuator module into the hollow shaft. A method for the assembly and disassembly of an actuator module, with at least one actuator of an actuating apparatus for inside actuation of a shift mechanism on the hollow shaft. The actuator module is axially inserted into the hollow shaft and rotated via an assembly guide. | 04-07-2011 |
20110100144 | BARREL CAM SHIFT MECHANISM - A shift mechanism for a dual clutch transmission employs a rotating barrel cam having at least three tracks which are engaged by and translate at least three associated cam followers. The cam followers extend from shift fork bodies which slide on rails and include shift forks which bi-directionally translate at least three synchronizer clutches which engage at least five forward gears or speeds and reverse. A single electric motor and gear train drive the barrel cam. | 05-05-2011 |
20110138959 | SHIFT ARRANGEMENT - A shift arrangement for a motor vehicle transmission has a multiplicity of gear stages. The shift arrangement has a shift shaft which is aligned in an axial direction and has a multiplicity of shift members which are designed to engage on shift sleeves which can be displaced axially in order to shift the gear stages. The shift shaft is mounted so as to be rotatable in order to select in each case one of the shift sleeves and so as to be axially displaceable in order to shift the gear stages. The shift members have in each case one driver device for coupling to the shift shaft. The shift shaft has a coupling arrangement which is designed to engage, depending on the rotational position of the shift shaft, in each case with a driver device of one of the shift members in order to couple that shift member axially to the shift shaft. The driver devices have in each case a multiplicity of at least three lugs which are aligned in the axial direction and which make it possible for the associated shift member and the shift shaft to be coupled to one another in a multiplicity of axial relative positions. | 06-16-2011 |
20110226080 | SHIFT CONTROL DEVICE OF SADDLE-RIDE-TYPE VEHICLE - A shift control device in a saddle-ride-type vehicle includes a lost motion mechanism and a locking mechanism. The lost motion mechanism is disposed between a shift spindle and a shift drum and engages a shifter-side rotary member on a shift spindle side and a drum-side rotary member on a shift drum side, in a relatively rotatable manner while accumulating a force. The locking mechanism is engaged with the shifter-side rotary member and the drum-side rotary member, respectively, so as to restrict the rotation of the shifter-side rotary member and the rotation of the drum-side rotary member, individually. | 09-22-2011 |
20120031216 | GEARLESS TRANSMISSION MECHANISM - A gearless transmission mechanism includes a plurality of identical linkages, each having an off-center center of rotation, an input end and an output end. The linkages being connected to each other such that the input end of one linkage is connected to the output end of another linkage. When force is applied to the input end of one linkage an output force results in the output end of the other linkage, which is not connected thereby resulting in force reduction. | 02-09-2012 |
20120060636 | CONNECTOR FOR A TUBULAR COMPOSITE SHAFT - A load transmitting connector | 03-15-2012 |
20120096971 | TRANSMISSION MECHANISM HOUSING, NOTABLY FOR TRANSMISSION BETWEEN AN INPUT DRIVESHAFT AND AN OUTPUT SHAFT - Transmission mechanism housing ( | 04-26-2012 |
20120096972 | SHIFTING DEVICE OF A MOTOR VEHICLE MANUAL TRANSMISSION - A shifting device of a transmission comprises a selector interlock which can prevent a gear shift shaft from moving into an outer shift gate. The interlock comprises a locking ring which is axially and rotationally movably supported by the shaft. The ring has a stop surface with a tooth and a locking surface and is held by a spring in a rest position. A stop surface of the shaft abuts the tooth when the shaft is moved toward the outer shift gate, before reaching the second inner shift gate. The locking surface of the ring abuts a housing locking surface when the shaft reaches the next shift gate by further displacement of the shaft. The tooth of the ring engages in a recess when the shaft ring rotates to a gear shift position in the next inner shift gate. | 04-26-2012 |
20120204669 | SHIFTING DEVICE FOR A MULTI-GROUP TRANSMISSION - A shifting device for a multi-group transmission having a manual main group with an odd number of forward gears and a range group for shifting between two gear ranges. A shift finger system and a logical shifting pattern for shifting the transmission with and without a range change. The system comprises single shift fingers and possibly double shift fingers which are located in a plane and offset from one another. Carrier elements are associated with the shift fingers, by which the carrier elements can be optionally actuated in two opposite shifting directions and/or a particular shifting direction can be reversed, so that the gears of the two gear ranges can be actuated in a multiple-H shifting pattern in sequence by alternating shift lever movements, and a shift of the gear range can be produced by a selection movement of the shift lever. | 08-16-2012 |
20120255387 | DEVICE FOR ACTUATING A SHIFTING ELEMENT WITH TWO SHIFTING ELEMENT HALVES - A mechanism for actuating a shifting element. A first shifting element half of a brake is axially fixedly connected to a drive machine output shaft, which, when rotational movement of the output shaft equals the disengaging movement of the shifting element, is rotationally fixed to the output shaft. In the event of an engaging force, opposite the disengaging movement of the shifting element, an axial force acts on the output shaft, such that the first shifting element half frictionally engages with an axially and rotationally fixed second shifting element half. In the event of a disengaging force that acts in the disengaging direction of the shifting element, an axial force acts on the motor output shaft such that the first shifting element half of the brake is moved out of frictional engagement with the second shifting element half. | 10-11-2012 |
20120304794 | SHIFT SECURING DEVICE FOR A MULTI-SPEED MANUAL GEARBOX - A shift securing device of a manual gearbox that is shifted by a selector shaft disposed axially parallel to the gearbox shafts. The selector shaft slides axially and rotates about the longitudinal axis of the selector shaft and can be selectively coupled to a shift fork guided on a shift rail and/or rocker. An axially fixed and rotatable locking body supports locking elements for form-locking the uncoupled shift rail and/or rocker. The locking body is a box frame having two transverse and two longitudinal members. The transverse members have bearing holes in which the selector shaft is accommodated in an axially movable manner. The locking body is rotationally fixed to the selector shaft by a carrier that engages in one of the longitudinal members in a form-locking manner. The locking body is fixed to the housing by an axial bearing disposed on a transverse member. | 12-06-2012 |
20130104684 | DEVICE FOR TRANSMITTING A MOVEMENT FOR SHIFTING GEARS IN A MOTOR VEHICLE GEARBOX | 05-02-2013 |
20130125692 | GUIDE PLATE FOR SHIFT LEVER DEVICE - A guide plate for a shift lever device, which is formed in correspondence with a movement range of a momentary type shift lever that automatically returns to a home position after being operated, is provided with an elastic member that includes an operation hole. The elastic member restricts the movement range of the shift lever and guides movement of the shift lever. An impact absorption mechanism is formed in the elastic member and absorbs impact of the shift lever when the shift lever automatically returns to the home position. The impact absorption mechanism includes a slit arranged proximal to the operation hole. A seat that is capable of absorbing impact of the shift lever is arranged closer to the operation hole than the slit. A stopper arranged at a back side of the seat relative to the slit supports inwardly curved deformation of the seat. | 05-23-2013 |
20130139635 | Gear-Shifting Mechanism for Vehicles - A gear-shifting mechanism for vehicles has a crankcase, a gearbox and a reserved room. Because the reserved room is formed between a first case of the crankcase and a body of the gearbox, a shift lever can protrude out of the first case and is mounted into the reserved room to connect to a transmission between the crankcase and the gearbox. Besides, the shift lever also can protrude out of a second case to connect to a transmission opposite to the gearbox. As a result, the shift lever can output in two directions, applicable for the gearbox in left or right of the crankcase. An engine connected to the gear-shifting mechanism can be adapted for various vehicles. | 06-06-2013 |
20130145889 | SHIFT CONTROL DEVICE FOR AN AUTOMATIC TRANSMISSION - A shift control device for an automatic transmission comprises a referee shift control bracket mounted to a vehicle and an actuated shift control bracket that is actuated relatively to the referee shift control bracket. The referee shift control bracket cooperates with the actuated shift control bracket to define a path of travel of the actuated shift control bracket relative to the referee shift control bracket. The actuated shift control bracket is coupled, through a shift linkage system, to the automatic transmission such that a movement of the actuated shift control bracket along the path of travel to a first position corresponds to actuation of the automatic transmission into a first gear position. The referee shift control bracket cooperating with the actuated shift control bracket to define at least one detent positioned along said path of travel, said at least one detent corresponding to the first gear position. | 06-13-2013 |
20130186226 | DEVICE FOR OPERATING FUNCTIONS OF A MOTOR VEHICLE - A device for operating functions of a motor vehicle has an operator control element which serves to control a transmission of the motor vehicle. A switching element for activating and/or releasing a parking brake of the motor vehicle is arranged on the operator control element. | 07-25-2013 |
20130233113 | COMBINATION TORSION SPRING, AND SHIFT MECHANISM PROVIDED WITH SAME - A combination torsion spring is configured such that a predetermined reaction force is generated in a coil circumferential direction without a center of a wound coil tilting even when applied with a load. A first torsion spring and a second torsion spring of the combination torsion spring are each provided with a coil. Each coil is formed by spirally winding a copper wire in a different winding direction from one another. The inner diameter of the coil of the first torsion spring is approximately the same as the outer diameter of the coil of the second torsion spring. In the combination torsion spring, the coil of the second torsion spring is inserted into the coil of the first torsion spring. | 09-12-2013 |
20130247706 | GEAR SHIFT DEVICE FOR A SHIFTABLE GEAR UNIT OF A POWER TOOL - A gear shift device for a shiftable gear unit of a power tool includes a housing, an operating element, and a transmission member that acts upon a displaceable gear unit component. A bearing sliding guide is disposed in the interior of the housing and configured to slidingly guide the transmission member. | 09-26-2013 |
20130263684 | SHIFT SYSTEM FOR POWER TRANSFER UNIT HAVING DUAL SECTOR SHIFT ACTUATOR - A sector plate assembly for a shift mechanism in an automotive vehicle includes a first sector plate being rotatable about an axis and including a peripheral edge having a camming surface. A second sector plate is rotatably coupled to the first sector plate for rotation about the axis. The second sector plate includes an arcuately contoured slot. A biasing member is connected to the first and second sector plates to urge the sector plates toward a predetermined relative position. | 10-10-2013 |
20140083227 | DEVICE FOR SELECTION AND ENGAGEMENT OF THE GEARS OF A GEARBOX FOR MOTOR VEHICLES - A device for selection and engagement of the gears of a gearbox for motor vehicles has a control shaft mounted rotatable and axially movable with respect to the casing. Mounted on the shaft is a hub having an engagement finger for controlling gear engagement devices, which is configured to oscillate in the space between two fingers of a selection mask, which is mounted on the shaft axially movable therewith and is guided with respect to the casing so as not to follow rotation of the shaft and the hub when a gear is engaged. During displacement of the engagement finger towards an extreme position preliminary to the engagement of the reverse gear, the selection mask is forced to move temporarily into a rotated position, wherein it actuates one or more of the selector devices of the forward gears to enable silent engagement of the reverse gear. | 03-27-2014 |
20140083228 | SHIFT DRUM STRUCTURE FOR DRUM-TYPE TRANSMISSION - A shift drum structure for a drum-type transmission in which a shift fork moving on a shift fork shaft in an axial direction while guided by a guide groove in response to a turn of a shift drum, changes speeds by sliding a shifter member on a transmission driving shaft pivotally supporting a transmission gear, the shift drum. The shift drum includes a cylindrical drum main body and drum spindles projecting outward from drum end walls on the respective two sides of the drum main body, and the guide groove formed in an outer peripheral surface of the drum main body in a circumferential direction, wherein in the shift drum, a work groove is formed in the outer peripheral surface of the drum main body from one end surface to an opposite end surface of the drum main body, or to the guide groove near the opposite end surface. | 03-27-2014 |
20140102238 | SHIFT LEVER OPERATION STRUCTURE - A shift lever operation structure may include a shift plate, which moves along with a shift lever so that either manual or automatic mode is selected, and has an engaging part. An engaging plate may have a connection part corresponding to the engaging part so that, during the automatic mode, the engaging plate engages with the shift plate, and during the manual mode, the engaging plate is disengaged from the shift plate. An elastic member may be assembled with the connection part of the engaging plate such that the elastic member is deformed by the insertion of the engaging part into the connection part. | 04-17-2014 |
20140109710 | CONTROL DEVICE FOR A GEARBOX, IN PARTICULAR FOR A MOTOR-VEHICLE GEARBOX, WITH A SYSTEM FOR IDENTIFYING THE ENGAGED GEAR - A control device includes an elongated mechanical transmission member ( | 04-24-2014 |
20140116180 | CONNECTING DEVICE FOR OUTSIDE A VARIABLE-SPEED TRANSMISSION - A connecting device of a vehicle drive-train, located outside a variable-speed transmission, for rotationally coupling a shaft to a drive-train element. A sliding sleeve is rotationally fixed on the shaft but slides axially between first and second positions. In the first position, the shaft is rotationally disengaged from the drive-train element and, in the second position, they are rotationally coupled. An actuator displaces the sliding sleeve between the first and second positions, with a shift groove along a peripheral contour of the sliding sleeve and engagement members for engaging in the groove. The sliding sleeve can rotate and move axially relative to the engagement members and the groove is shaped as a curved guiding such that, when the engagement members engage in the groove and the sliding sleeve rotates relative to the engagement member, the sliding sleeve moves axially between the first and second positions by virtue of the groove. | 05-01-2014 |
20150068344 | Claw shifting element comprising a sliding sleeve for an automatic transmission of a motor vehicle - A claw shifting element ( | 03-12-2015 |
20150128744 | STRUCTURE FOR REDUCING SHIFTING EFFORT IN HEAVY-DUTY TRANSMISSION - A structure for reducing the effort required to shift gears in a heavy-duty transmission. A shifting fork shaft is arranged in the case of a transmission. A linear bearing is arranged between the outer surface of the shift fork shaft and the inner surface of the case, thus transforming the sliding friction of a large area into the rolling friction of each rolling element of the linear bearing. The present structure effectively reduces the effort required to shift gears, improves shift smoothness and overcomes the poor wear-resistance and damage caused by pulling in conventional shift fork structures, while also reducing the likelihood of irreparable damage to the transmission case caused by over-grinding of holes on said case. | 05-14-2015 |
20150135879 | STRUCTURE FOR MOUNTING PLANTABLE SHIFT LEVER ONTO BRACKET - A structure for mounting a plantable shift lever onto a bracket may include an extending part that protrudes from a front end of the plantable shift lever to extend forward, a dented part formed by denting a front end of the bracket forward to receive the extending part, a first penetrating hole formed to penetrate a rear end of the plantable shift lever in a left and right direction, a second penetrating hole formed to penetrate a rear end of the bracket in the left and right direction and positioned to correspond to the first penetrating hole, and a pin to be inserted into the first penetrating hole and the second penetrating hole to fix the plantable shift lever to the bracket. The plantable shift lever may be coupled to the bracket by inserting the extending part into the dented part and inserting the pin into the first penetrating hole and the second penetrating hole. | 05-21-2015 |
20150143939 | TRANSMISSION DEVICE FOR VEHICLE - A transmission device for a vehicle is provided. The transmission device includes a first rotating unit configured to be rotatably coupled to a first rotating axis and a second rotating unit configured to be rotatably coupled to a second rotating axis separated from the first rotating axis. A joint unit is configured to connect the first rotating unit and the second rotating unit to allow the first rotating unit and the second rotating unit to rotate relative to each other. A shift mode selection unit is mounted on at least one of the first rotating unit, the second rotating unit, and the joint unit. Additionally, a driving unit is configured to rotate the second rotating unit about the second rotating axis in response to receiving an operating signal to change an angle between the first rotating unit and the second rotating unit with respect to the joint unit. | 05-28-2015 |
20150292618 | Gear Shifting System and Gear Shifting Element for a Gear Shifting System - A gear shifting device, having a first, rotatably drivable transmission component, on which a shift element is arranged in a torque-proof and axially displaceable manner, which is axially movable into at least one shift position, in which the first transmission component is coupled in a torque-proof manner with a transmission component that is arranged adjacent to it and is connectable thereon, whereas an axial shift movement of the shift element into the at least one shift position and/or from this through the interaction of one shift pin is able to be triggered with at least one associated groove-like shift gate, which is designed to be changeable in an axial direction, at least in sections. Thereby, the shift element features, on an inner diameter and/or an outer diameter, at least one associated shift gate, while the respective one shift pin is arranged in a radially displaceable manner, and the at least one shift gate is arranged in a radially opposite manner, to the transmission component adjacent to the shift element, and/or that the shift element, on an inner diameter and/or an outer diameter, accommodates the respective one shift pin in a radially displaceable manner, whereas the at least one associated shift gate for the respective shift gate is arranged to be radially opposite to a transmission component located adjacent to the shift element, and that, in each case, a shift pin is movable through an associated actuator in a radial manner between an initial position and a mesh position, in which each shift pin is able to be introduced into the at least one associated shift gate. | 10-15-2015 |
20150330506 | Gear Shifting System and Gear Shifting Element for a Gear Shifting System - A gear shifting device is provided, by which an axial shift movement of a shift element into a shift position through interaction of a shift pin with an associated groove-like shift gate that is changeable in an axial direction. The shift element features, on an inner diameter and/or an outer diameter, the associated shift gate, while the respective shift pin is arranged in a radially opposite and displaceable manner on a transmission component adjacent to the shift element. As an alternative, the shift element, on an inner diameter and/or an outer diameter, accommodates the respective shift pin in a radially displaceable manner, whereas the associated shift gate for the respective shift gate is arranged to be radially opposite on a transmission component located adjacent to the shift element. The shift pin is movable through an associated actuator in a radial manner between an initial position and a mesh position in which each shift pin is introduced into the associated shift gate. | 11-19-2015 |
20150345637 | Vehicle Transmission, Method, and Sensor Device for Detecting a Shifting Position of a Vehicle Transmission - A sensor device is provided for detecting a shifting position of a vehicle transmission. The vehicle transmission includes a transmission chamber, in which transmission elements are arranged. The sensor device includes a bar element, which extends from the transmission chamber into a secondary chamber sealed off from the transmission chamber and is arranged such that the bar element can be moved in dependence on the shifting position. The bar element has an interface arranged in the transmission chamber for coupling the bar element to a transmission element positioned in dependence on the shifting position and an accommodating segment arranged in the secondary chamber. The sensor device also has a transducer element, which is attached to the accommodating segment of the bar element. The sensor device also has a detecting device for detecting a position of the transducer element depending on the shifting position or a motion of the transducer element depending on a change in the shifting position. | 12-03-2015 |
20160146344 | SHIFT-DRUM SPEED CHANGE MECHANISM - A shift-drum speed change mechanism includes a first drum spring biasing a first drum toward a first side in an axial direction, which is a side on which a first slider comes into contact with a first speed change member, a first fork spring biasing a first shift fork toward a second side in the axial direction, which is a side opposite to the first side in the axial direction, with a weaker biasing force than the first drum spring, and a first stopper member for the first drum, defining an end of movement of the first drum toward the first side in the axial direction. | 05-26-2016 |
074473370 | Shift fork structure | 17 |
20080216595 | Shift Rocker Arrangement for a Shift Transmision - The invention concerns a shift rocker arrangement ( | 09-11-2008 |
20080295634 | Shift Fork Actuation System For Control Of Synchronizer Position - A shift fork actuation system includes an actuator housing defining a piston cavity and a piston assembly having three pistons with three different surface areas responsive to fluid pressure to establish positions of the piston assembly within the piston cavity. A stopping mechanism, such as a shoulder formed by the actuator housing at the interface of different bores in the piston cavity, interferes with one of the surface areas to prevent movement of one of the pistons past the stopping mechanism. A neutral position of a shift fork is established by interference of the piston assembly with the stopping mechanism. A slot in the piston assembly captures a finger extension from the shift rail to act as an anti-rotation feature, ensuring that a magnet embedded in the piston assembly as part of a sensor assembly is properly positioned. | 12-04-2008 |
20090107279 | MOTOR VEHICLE GEARBOX - The gearbox comprises a case, a stationary rod supported by the cas, a gear selector fork mounted slidably on the stationary rod and an end-of-travel bush mounted on the stationary rod so as to provide an axial abutment surface for the gear selector fork. The gear selector fork includes a sheet-metal body forming integrally a pair of support plates each having a respective guide through-hole. One of the guide through-holes is provided with a guide bush formed by means of overmoulding of low-friction plastic and is guided along the stationary rod. The other guide through-hole has no guide bush and is guided along a smaller-diameter portion of the end-of-travel bush. | 04-30-2009 |
20090114050 | GEAR SELECTOR FORK FOR A MOTOR VEHICLE GEARBOX - The gear selector fork comprises a body forming a pair of support plates having respective coaxial through-holes for supporting the fork slidably along a stationary rod of the gearbox, a pair of prongs fixed to the body and forming at their distal ends respective actuating portions able to operate a sliding coupling sleeve of the gearbox, and an actuating nose fixed to the body so as to impart to the fork the sliding movement along the stationary rod for engagement of the desired gear. The body and the prongs are formed so as to allow two forks with identical body and prongs to be mounted on the same stationary rod being superimposed at least partially in the direction of sliding along the stationary rod. The prongs are welded to one of the support plates of the body and extend on the same side as the zone where they are welded to the body, relative to the axis of the through-holes. | 05-07-2009 |
20100005917 | SEQUENTIAL CONTROL DEVICE WITH ROTATING DRUM FOR ENGAGING GEARS IN A MECHANICAL GEARBOX OF A MOTOR VEHICLE, PARTICULARLY OF A MOTOR CAR - The device comprises a drum mounted rotatably about an axis of rotation and having a plurality of guide grooves on its outer surface, and a corresponding plurality of engagement forks, each including a supporting portion supported slidably on the outer surface of the drum, a drive portion designed to drive a corresponding synchronizing sleeve of the gearbox, and a pin engaging in a corresponding guide groove of the drum. The guide grooves are shaped so as to produce, as a result of the rotation of the drum, a selective movement of the pins, together with the corresponding engagement forks, parallel to the axis of rotation of the drum according to predetermined operating modes, to cause each time the engagement of a given gear. The pins are positioned, with respect to the axis of rotation of the drum, on the same side of the drive portion of the engagement forks. A through groove is provided on the outer surface of the drum and extends parallel to the axis of rotation from an end of the drum to at least the guide groove farthest from that end, so as to guide the pins of the engagement forks when these latter are mounted on the drum. | 01-14-2010 |
20100116076 | ARRANGEMENT OF A GEAR SHIFT FORK IN A TRANSMISSION - An arrangement of a shift rocker ( | 05-13-2010 |
20110179899 | SHIFT FORK - A Shift fork is provided for shifting gears of a transmission assembly of a gear box that includes, but is not limited to a basin for collecting splash oil. The basin includes, but is not limited to an outlet channel for guiding the collected oil away from the basin. By means of the basin splash oil can be collected and led via the outlet channel to nearly every place of the transmission assembly, where additional lubrication is wanted. This provides a better lubrication of parts of the transmission assembly with low effort. | 07-28-2011 |
20110314948 | SHIFT FORK - In the case of a gear shift fork ( | 12-29-2011 |
20130000437 | SHIFT FORK ASSEMBLY - A shift fork assembly ( | 01-03-2013 |
20130125693 | FORK FOR EFFECTING THE TRANSLATIONAL MOVEMENT OF THE SLIDING SLEEVE IN A GEARBOX - The fork comprises inserts, overmoulded in a body made of a thermoplastic resin. The inserts have a modulus of elasticity at least twice as high as that of the thermoplastic resin and are shaped to form an arc-of-a-circle profile substantially matching the cross section delimited by the two prongs of the fork and, possibly, a ring for housing a drive shaft, The resin is charged, in particular with glass fibres, capable of linking the functions performed by said inserts. | 05-23-2013 |
20130298714 | Shifting arrangement for displacing a selector fork - The invention relates to a shifting arrangement ( | 11-14-2013 |
20150090062 | DRUM TYPE-VARIABLE SPEED DRIVE - A drum type-variable speed drive wherein a spring bearing member, which is restricted from moving in the axial direction of departing from a shift fork by a locking member fixed to a shift fork shaft, is pivotally supported by the shift fork shaft. A lost motion spring is interposed between the spring bearing member and the shift fork. Movement of the shift fork shaft in the axial direction caused by rotation of a shift drum presses the spring bearing member through the locking member, whereby the spring load of the lost motion spring acts on the shift fork. | 04-02-2015 |
20150122069 | GEAR POSITION DETECTING DEVICE OF SECONDARY GEARBOX OF TRANSMISSION - A device for detecting a gear position of an auxiliary transmission of a transmission is provided, which includes an auxiliary transmission shifting fork shaft, an auxiliary transmission shifting fork, a signal switch, wherein the auxiliary transmission shifting fork or the auxiliary transmission shifting fork shaft is provided with a contact device configured to be separated from or to contact the signal switch, and when the auxiliary transmission shifting fork or the auxiliary transmission shifting fork shaft moves axially, the contact device contacts the signal switch to provide a gear-shifting signal to the signal switch. In gear shifting operation, the auxiliary transmission shifting fork or the auxiliary transmission shifting fork shaft moves axially, and when the gear shifting operation is completed, the contact device contacts the auxiliary transmission signal switch, thereby transmitting a signal to the auxiliary transmission signal switch for guiding a driver. | 05-07-2015 |
20150128745 | POWER TRANSMITTING DEVICE - A gear changer of a power transmitting device includes an input shaft to which a rotational force is inputted from an engine, an output shaft for outputting the rotational force to a rear wheel, and a plurality of speed change gear pairs for transmitting the rotational force from the input shaft to the output shaft. A slider member for selecting one of the speed change gear pairs to transmit the rotational force from the input shaft to the output shaft is supported by the output shaft. Selection of one of the speed change gear pairs is accomplished by moving the slider member in an axial direction by means of a shifter mechanism. A pump rotary shaft, to which the rotation is transmitted from the input shaft, is disposed at a location between the input shaft and the shifter mechanism in a circumferential direction of the output shaft. | 05-14-2015 |
20160033036 | DUAL SHIFT FORK - A dual shift fork includes a sliding fork and a rotary fork rotatably connected to the sliding fork. A pair of pad members are disposed on an inner side of both ends of the sliding fork. A sleeve disposed at an inner side of the sliding fork and contacting the pad members. The pad members are simultaneously engaged with the sliding fork and the rotary fork at an inner side of both ends of the rotary fork. The rotary fork rotates at a predetermined angle with respect to the sliding fork as the sleeve moves independently from the sliding fork. | 02-04-2016 |
20160109023 | SHIFTING APPARATUS FOR MANUAL TRANSMISSION - A shifting apparatus for a manual transmission able to shift two shift stages, of which selection positions are different but shift positions are the same, using a single fork and a single sleeve. Compared to the related art in which a fork and a synchronization sleeve are provided to each of two independent shift stages, the full length of the transmission is reduced, thereby reducing the weight and manufacturing costs. | 04-21-2016 |
20160122857 | COATING METHOD FOR VEHICLE SHIFT FORK AND SHIFT FORK WITH AMORPHOUS COATING LAYER FORMED BY SAME - Disclosed is a coating method for a vehicle shift fork. In particular, an amorphous coating layer is formed on a pad part of the vehicle shift fork by using high velocity oxygen fuel spraying (HVOF) method. Also disclosed is a shift fork with an amorphous coating layer formed by the coating method. The coating method for a vehicle shift fork comprises: preparing a Fe—Cr—Mo-based composition such as a powder; pretreating the shift fork by washing a pad part of the shift fork to remove impurities; forming a coating layer on the pad part using the Fe—Cr—Mo-based powder by high velocity oxygen fuel spraying (HVOF) method; and cooling the coating layer at a rate of about 10 | 05-05-2016 |