| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 074416000 | Intersecting axes | 31 |
| 20090056486 | Variable Transmission for a Motor Vehicle - A variable speed transmission including a housing, a frusto-conical gear having a hollow extending longitudinally through the gear and a plurality of spaced teeth on an inner and/or outer surface thereof. The plurality of spaced apart teeth include alternately teeth having a first addendum and teeth having a second or larger addendum. The transmission also includes a power shaft and a plurality of sliding face gears adapted to engage an input gear from an engine and a drive gear for engaging the frusto-conical gear. | 03-05-2009 |
| 20120024096 | RIGHT ANGLE DRIVE WITH CENTER SUPPORT - A right angle drive is provided. The right angle drive includes an input shaft, an output shaft, a housing a pair of input shaft bearings and a pair of output shaft bearings. The input shaft carries an input gear for rotation about an input axis. The output shaft carries an output gear for rotation about an output axis. The input and output gears are coupled to transfer rotational motion therebetween. The input and output axis being non-parallel to one another. The pair of input shaft bearings carry the input shaft within the housing for rotation about the input axis. One bearing is on either side of the input gear. The pair of output shaft bearings carry the output shaft within the housing for rotation about the output axis. One bearing is on either side of the input gear. The bearings may interlock with one another. | 02-02-2012 |
| 20120024095 | MANUAL TRANSMISSION - A manual transmission having an input shaft whose rotation is transmitted to an output shaft by a selected set of gearwheel pairs, which include gearwheels that are positioned on common axes at an angle to one another. The gearwheel pairs each comprise at least one cone-shaped gearwheel. Rotational direction reversal of the output shaft can be produced, upon actuation of a clutch, by an intermediate wheel which is positioned to one side of the arrangement axes and which engages a mating gear located on the driving side and one located on the driven side. At least one of the mating gears is conical and the intermediate wheel is cylindrical and arranged relative to the mating gears such that a rotational axis of the intermediate wheel is parallel to the lines of contact with the mating gears. The rotational axes of the intermediate wheel and each mating gear intersecting at a common point. | 02-02-2012 |
| 20080307914 | Drive mechanism for a motorized vehicle - A drive mechanism for a motorized vehicle is disclosed which is reliable and requires less maintenance. The drive mechanism includes a differential having at least one rotatable shaft extending outward therefrom and having a first gear mounted thereon. A drive shaft having a first end and a second end with a gear mounted to each of the first and second ends rotatably meshes with the first gear on the rotatable shaft. The first gear also provides a pivot point for the drive shaft. The drive mechanism further includes a hub capable of supporting a rotatable member. The hub has a second gear mounted thereto which rotatably meshes with the gear mounted to the second end of the drive shaft. Lastly, the drive mechanism includes a hollow support arm extending between the pivot point and the hub. The hollow support arm has a vertical vector and completely encloses the drive shaft. | 12-18-2008 |
| 20110265594 | Gear Box for Ice Dispenser - A gear box has a housing and a direct current motor inside of the housing. A rotatable output shaft extends through a wall of the housing and is rotatably driven by the motor via a gear train. The gear box can be used to dispense ice from a refrigerator/freezer. The motor drives the output shaft in one direction to dispense ice cubes. The motor also drives the output shaft in an opposite direction to crush ice and dispense the crushed ice. The gear box has a low-profile height. The gear train is located in front of a motor shaft of the motor and has a maximum height which does not exceed a maximum height of the motor. The motor shaft is perpendicular to the input gear of the gear train and to the output shaft of the gear box. | 11-03-2011 |
| 20080307913 | Method for Producing a Gearbox, and Corresponding Gearbox - The invention relates to a gearbox ( | 12-18-2008 |
| 20100242650 | DRIVING FORCE TRANSMITTING DEVICE AND VEHICLE SEAT SLIDE DEVICE - A driving force transmitting device having a direction changing gear mechanism which transmits a rotation torque from a drive shaft to a driven shaft having an axis extending in a direction different from a direction of an axis of the drive shaft. The direction changing gear mechanism includes an output, an input gear attached to the drive shaft for restricting a relative rotation and engaged with the output gear, a gear housing rotatably supporting the output gear and the input gear under engagement condition, wherein one of the output gear and the input gear is provided with a rotation phase adjusting portion exposed outside for adjusting a rotation phase of the output gear relative to a rotation phase of the second engagement portion of the driven shaft upon the output gear being assembled to the driven shaft. | 09-30-2010 |
| 20110232404 | DRIVING FORCE TRANSMITTING APPARATUS - A driving force transmitting apparatus has a first division casing member having a first coupling surface, a second division casing member having a second coupling surface, wherein a casing is formed by matching the first and second casing members at the first and second coupling surfaces, a first rotational shaft rotatably supported by the first and the second division casing members, wherein a center of rotation of the first rotational shaft is located in a common plane of the first and second coupling surfaces, a first gear provided on the first rotational shaft, a second rotational shaft rotatably supported with respect to the first division casing member, a second gear provided on the second rotational shaft and being in mesh with the first gear, and a partition wall integrally formed on the second division casing member and extending in a direction intersecting with said common plane. | 09-29-2011 |
| 20100218632 | DRIVING FORCE DISTRIBUTION/TRANSMISSION DEVICE - A driving force distribution/transmission device suppresses a shift of lubrication oil when a vehicle makes a turn, smoothly lubricates sliding parts, and improves reliability. | 09-02-2010 |
| 20120240705 | TRANSMISSION DEVICE FOR SCANNER - A transmission device for a scanner includes a driving member, two worms, two rollers, and two worm wheels. The driving member is disposed on a housing base, and includes a main body and an output shaft. The output shaft has two ends disposed respectively at two opposite sides of the main body. The worms are connected respectively and fixedly to the two ends of the output shaft. The rollers are disposed rotatably on the housing base. The worm wheels are connected respectively and fixedly to the rollers, and mesh respectively with the worms. | 09-27-2012 |
| 20110067513 | GEAR BOX ASSEMBLY FOR ROTATING TURRET SYSTEM - A gear assembly for retrofitting a rotatable turret assembly having pre-existing mounting brackets. A gear assembly housing is cut so that it fits onto the pre-existing housing mounting brackets. An operator controlled hand crank is connected to an input shaft. The input shaft extends through the gear assembly housing and includes an input shaft gear that meshes with a drive shaft gear. The size of the drive shaft gear has been maximized so that it fits within the gear housing that has been mounted on the pre-existing mounting brackets. A drive shaft is connected to the drive shaft gear and extends through the gear housing. A sprocket is connected to the end of the drive shaft gear. The sprocket is mechanically linked to the turret assembly for controlling the rotation of the turret assembly. In a preferred embodiment, the turret assembly is mounted to a HMMWV. Also, in a preferred embodiment the gear housing is fabricated from 6061 billet aluminum and includes cuts to allow for a maximum sized drive shaft gear. | 03-24-2011 |
| 20120000305 | HYBRID ENVELOPING SPIROID AND WORM GEAR - A hybrid spiroid and worm gear is formed as a gear body having an axis of rotation. The gear body has a plurality of spiroid gear teeth formed in opposing surfaces of the body formed generally radially relative to the axis of rotation. The gear body further has a plurality of worm gear teeth formed in a hub portion, between, separate and apart from the spiroid teeth. The worm gear teeth are formed generally longitudinally relative to the axis of rotation. A method for making the hybrid spiroid and worm gear is also disclosed. | 01-05-2012 |
| 20120017712 | BOAT DRIVE COMPRISING AUXILIARY DRIVES - A pivotal boat drive having a transmission unit ( | 01-26-2012 |
| 20090000412 | Angled drive device - An angled drive device transforms rotational motion about one axis into rotation motion about a second non-parallel axis, wherein the inner workings of the angled drive device are substantially formed using the inner races of bearings. By incorporating multiple components of the exemplary angled device drive into inner races of the support bearings, the costs of manufacturing the angled drive device can be reduced, the angled drive device can be more reliable, and the angled drive device is more compact, allowing it to function in situations with fixed space constraints. | 01-01-2009 |
| 20100288066 | HARMONIC SPEED REDUCER FOR ROBOTS - A harmonic speed reducer for robots is provided with a frame, an annular circular spline, a cylindrical flexspline, and an elliptical wave generator. The frame has internal threads each tapped parallel to the center axis line, the threads each extending from a circular spline mounting seat to the inside of the frame. The internal thread in the circular spline mounting seat has a peripheral edge portion at an opening thereof with a recess. The recess is formed so as to have a diameter larger than a diameter of the internal thread; | 11-18-2010 |
| 20120272765 | STEERING GEAR HAVING A FIXED BEARING AND A FLOATING BEARING FOR A SCREW PINION - A steering gear comprises a shaft bearing configuration which comprises a mounting which is installed in a housing section of the steering gear and has openings that enable a pivoting movement by an annular section of the mounting which is assembled with a first rolling bearing, and the mounting comprises a disk-shaped section, which is provided with the openings and relative to which the annular section can be pivoted, wherein the annular section is either assembled with the outer ring of the first rolling bearing and the disk-shaped section is attached to the housing section, or the annular section is assembled with the inner ring of the first rolling bearing and the disk-shaped section is attached to the shaft. | 11-01-2012 |
| 20120285282 | SPHERICAL INVOLUTE GEAR COUPLING - Disclosed herein are several embodiments of rotors (gears) which utilize spherical involute curves to determine the surfaces of the lobes (teeth). In some embodiments the contact surfaces are radial projections of spherical involute surfaces. In other embodiments the contact surfaces have a root and/or tip of a spherical involute curve, but are barreled or otherwise curved to reduce the point stress on each rotor. The rotors may also be configured where torque transfer is provided at a first set of lobes (teeth) and backlash removal is provided on teeth radially opposed to the first set of lobes (teeth). As the apparatus rotates, the position of torque transfer remains substantially the same, as does backlash prevention/removal, but the teeth providing these operations vary. The rotors may also be used for fluid flow. | 11-15-2012 |
| 074417000 | Bevel gear type | 14 |
| 20130042711 | DOUBLE INVOLUTE PINION-FACE GEAR DRIVE SYSTEM - A double involute pinion-face gear drive system provides transmission of torque and speed, or direction of movement modification between non-intersecting shafts at right angles to one another. Specifically, the system includes three distinct types of gear drives, in which a double involute cylindrical pinion mounted on one of the two axes, engages a rotatable disk-shaped gear mounted on the second axis, disposed orthogonally offset at a prescribed center distance relative to the first axis. The teeth of the cylindrical pinion are curved in an abridged, normal or extended involute shape and may include an involute-shaped tooth depth profile in a plane passing through the tooth pitch point and orthogonal to the axis of the pinion. Likewise, the teeth of the face gear are curved in abridged, normal or extended involute shape in the lengthwise direction of the teeth and may include a straight line shaped tooth depth profile. These gear drive systems can be simultaneously bi-rotational and bi-directional. The novel gear drive system allows for a relatively wide range of low gear speed ratios, as low as 1:1 and as high as 7.5:1, in a compact arrangement. | 02-21-2013 |
| 20130025394 | OPTIMIZATION OF FACE CONE ELEMENT FOR SPIRAL BEVEL AND HYPOID GEARS - A method of determining an optimized face cone element for spiral bevel and hypoid gears. The form of the root fillet of one member of a gear pair is determined and that from is transferred to the tip of the other member of the gear pair. With the inventive method, tooth root-tip clearance is optimized and the contact ratio is maximized while avoiding root-tip interference between mating gear members. | 01-31-2013 |
| 20090044648 | DRIVING FORCE TRANSMITTING APPARATUS - A driving force transmitting apparatus is provided with a breather chamber. The breather chamber is defined by a first partition wall, a second partition wall, a third partition wall, an outer wall of a first division casing member and an outer wall of an second division casing. The first partition wall is integrally formed on the first division casing member and extending in a matching direction of the first and the second division casing members. The second partition wall is integrally formed on the second division casing member and extending in the matching direction. The third partition wall crosses the first partition wall and is apart from a common plane of first and second coupling surfaces in the matching direction. | 02-19-2009 |
| 20080210036 | Right-Angle Multiple-Stage Reduction Unit - A right-angle multiple-stage reduction unit including a reduction unit box, a drive input shaft extending in the box along a first axis and having axially opposing first and second ends, a first reduction stage with a gear keyed on the drive input shaft in the proximity of its first end, at least a second reduction stage with a drive output shaft extending in the box along a second axis lying in a plane orthogonal to the first axis and intermediate between the ends of the drive input shaft, so that the first reduction stage is located on the opposite side of the plane from the second end. The drive input shaft is supported in the box between the gear and the plane with a first support positioned behind the gear. | 09-04-2008 |
| 20120006135 | Wheel rim transmission mechanism - A wheel rim transmission mechanism includes an L-shaped hollow sleeve, a transmission gear set disposed in the L-shaped hollow sleeve, and a flexible transmission shaft, so that mechanical power is generated to drive a generator to generate electric power by the transmission of a wheel rim of a traffic tool. | 01-12-2012 |
| 20110219897 | POWER TRANSMISSION APPARATUS - There is provided, in one aspect of the present description, a power transmission apparatus. In one example, the power transmission apparatus comprises, a first driving shaft extending in a first direction, a second driving shaft extending in a second direction, a bevel driving gear arranged on the first driving shaft, and a bevel driven gear arranged on the second driving shaft and meshed with the bevel driving gear. The power transmission apparatus further comprises a fitting shaft formed on the first driving shaft, a fitting hole formed in the bevel driving gear, a contacting surface contacting the first driving shaft so as to restrict movement of the bevel driving gear in a first axial direction, and a snap ring installed so as to restrict movement of the bevel driving gear in a second axial direction that is opposite to the first axial direction. | 09-15-2011 |
| 20120103119 | ELECTRICALLY CONTROLABLE TRANSMISSION FOR CONTROLLING THE STIFFNESS OF A VEHICLE SHOCK ABSORBER - A transmission mechanism for electrically controlling the stiffness of a vehicle shock absorber comprises an actuator assembly, a transmission assembly, and an electronic controller. The transmission assembly comprises a step motor, a steel wire assembly, and a transmission control component. The transmission control component comprises a fixing nut, an outer casing body, a secondary bevel gear, and a main bevel gear. The outer casing body holds the main bevel gear and the secondary bevel gear, which are installed inside the outer casing body in the manner that they are engaged with each other and can freely rotate relative to the outer casing body. Inside the fixing nut are disposed spiral threads to be screw locked to the top of the shock absorber. The flexible steel wire is connected on one end with the step motor and on the other end with the secondary bevel gear to transmit the rotation of the motor. The design of this transmission mechanism allows the step motor to adjust the stiffness of the shock absorber without having to be installed on top of it. It reduces the volume and height of the shock absorber, decreases the required installation space, and enhances the applicability and efficiency of the shock absorber. | 05-03-2012 |
| 20110232405 | COMPACT-ACTUATOR GEAR SET - A gearbox assembly for an actuator is provided. The gearbox assembly includes a rack, a spur pinion, a bevel pinion, and a bevel gear. Vertical translation of the rack causes rotation of the spur pinion and bevel pinion around a horizontal axis. The rotation of the bevel pinion causes rotation of the bevel gear around a vertical axis. The gearbox assembly may be coupled to a movable member of a valve so that actuation of the gearbox assembly moves the movable member. Systems including the gearbox assembly and methods of operation are also disclosed. | 09-29-2011 |
| 20100132493 | PINION MESHING WITH A GIVEN FACE GEAR IN ACCORDANCE WITH ALTERED DESIGN PARAMETERS - A face gear set having a face gear and an original pinion. The original pinion may mesh with the face gear. The face gear set may have a new pinion, different from the original pinion, which meshes with the face gear in accordance with at least one design parameter different from a corresponding design parameter of the original pinion. The new pinion may have a tooth surface defined by a theoretical plane. The tooth surface of the new pinion may maintain tangency contact with the original pinion during rotation and translation of the plane over a meshing area of the original pinion with the face gear, and also during rotation of each of the face gear, the original pinion and the new pinion at constant speed about the new pinion's axis of rotation. | 06-03-2010 |
| 20120011954 | Right Angle Drive Having Dual Shaft Bearings - A right-angle drive having dual shaft bearings is provided. The right-angle drive includes a pair of transmission assemblies that each have a shaft. Each shaft is supported by multiple bearings to enhance the load-bearing capabilities of the transmission assemblies. | 01-19-2012 |
| 20120247247 | POWER TOOL - Embodiments of the present invention may include a power tool including a drive motor and a continuously variable transmission mechanism. The continuously variable transmission mechanism may include a sun roller rotated by a drive motor, the sun roller configured to press on a plurality of planetary rollers, a holder radially supporting the plurality of planetary rollers, a shift ring being in internal contact with the plurality of planetary rollers, and a resistance reducing portion disposed at the holder to fill a gap between the two of the planetary rollers. | 10-04-2012 |
| 20080314178 | Drive Arrangement For a Motor Vehicle, in Particular a Low Platform Bus - A drive arrangement for a motor vehicle, in particular for a low-floor bus ( | 12-25-2008 |
| 20120266709 | MULTIPLE-ANGLE TRANSMISSION APPARATUS - A multiple-angle transmission tool includes a first shell, a transmission stick, a first gear, a second shell, a connecting unit, a second gear, a transmission unit and a screw bolt, wherein each the first shell and the second shell has a connecting surface that has a number of recessed portions arranged in a circular manner, and each recessed portion is spaced with a protruding portion to form a restricted position to engage. Also, the first gear, the second gear and the transmission unit are located in a receiving space formed within the first shell and the second shell. When the first shell and the second shell move along the entire circumference, the momentum can be transmitted and changed when the first shell, the second shell and the transmission unit are engaged. | 10-25-2012 |
| 20120318088 | HYPOID GEAR - The multiple meshing teeth of a hypoid gear multiple are cut at a specified spiral angle. The pressure angle on a tooth convex surface ( | 12-20-2012 |
