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Planetary gear transmission systems or components July category listing 07/09

20090192002 - Automatic transmission: A second clutch (C2) which couples a carrier (Cr) of the compound planetary gear set (6) to a speed ring gear (Rf) of the single planetary gear set (5) is arranged between the single planetary gear set (5) and the compound planetary gear set (6). Then, a first clutch (C1)... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090192003 - Materials for device transforming rectilinear reciprocating motion in rotary motion: By producing a planet (4) in accordance with the technology of sintered materials it becomes possible to solve the problems of structural complexity/space, because the planet (4) realized in this way can be directly mounted on the rotor of the driving shaft without the interposition of bushings, by relying on... Agent: Young & Thompson

20090192004 - Oscillating inner gearing planetary gear system: An oscillating inner gearing planetary gear system is provided which does not need to occupy a large space even in a state where a driving source is joined. In particular, the axial length thereof can be shortened, and a large diameter hollow shaft therethrough can be formed. The oscillating inner... Agent: Squire, Sanders & Dempsey L.L.P.

20090192006 - Transmission for transmitting a drive torque from one drive shaft to two output shafts: A rear axle transmission unit is proposed for transmitting a drive torque from a drive input shaft to two drive output shafts via a differential unit and a device, which can be actuated and continuously adjusted by at least one motor for influencing the drive torque distribution level to the... Agent: Davis & Bujold, P.l.l.c.

20090192005 - Wrap-around driveline with multi-speed transmission: A vehicle driveline includes a multi-speed transmission that has four planetary gear sets having continuous interconnections and five torque-transmitting mechanisms selectively engagable to establish eight forward and at least one reverse speed ratio between the transmission input member and the transmission output member. The transmission input and output members define... Agent: Quinn Law Group, PLLC

20090192007 - Casing structure for torque transmission device: A casing structure for a torque transmission device is provided with a ring gear for receiving and transmitting torque with an external member so as to rotate around an axis and a casing rotating with the ring gear. The ring gear is provided with tapped holes. The casing is provided... Agent: Morrison & Foerster, LLP

20090192008 - Differential gear unit: A differential gear unit has a pinion gear that can spin as well as revolve, a differential case that has a pinion retaining portion that supports the pinion gear, and a pair of side gears that mesh with the pinion gear. Frictional force generated at a portion where the pinion... Agent: Sughrue Mion, PLLC

20090192009 - Ten-speed transmission: A transmission is provided having an input member, an output member, four planetary gear sets, a plurality of coupling members and a plurality of torque transmitting devices. Each of the planetary gear sets includes first, second and third members. The torque transmitting devices include clutches and brakes.... Agent: Vivacqua Law, PLLC

20090192010 - Ten-speed transmission: A transmission is provided having an input member, an output member, four planetary gear sets, a plurality of coupling members and a plurality of torque transmitting devices. Each of the planetary gear sets includes first, second and third members. The torque transmitting devices include clutches and brakes.... Agent: Vivacqua Law, PLLC

20090192011 - Ten-speed transmission: A transmission is provided having an input member, an output member, four planetary gear sets, a plurality of coupling members and a plurality of torque transmitting devices. Each of the planetary gear sets includes first, second and third members. The torque transmitting devices include clutches and brakes.... Agent: Vivacqua Law, PLLC

20090192012 - Multi-speed transmission: A transmission is provided having an input member, an output member, four planetary gear sets, a plurality of coupling members and a plurality of torque transmitting devices. Each of the planetary gear sets includes first, second and third members. The torque transmitting devices include clutches and brakes.... Agent: Vivacqua Law, PLLC

20090186735 - Hybrid drive unit: A hybrid drive unit includes an input member connected to an engine; an output member connected to wheels; a rotary electric machine; and a pair of planetary gear units that each have at least three rotation elements. The hybrid drive unit is capable of realizing a plurality of shift speeds,... Agent: Oliff & Berridge, PLC

20090186734 - Vehicle hybrid powertrain system and method of operating same: A torque-producing machine and planetary gear set biases torque between primary and secondary drivelines of a vehicle. A first element of the planetary gear set is connected to an upstream torque source. A second element of the planetary gear set is connected to the secondary driveline. A third element of... Agent: Brooks Kushman P.C./fgtl

20090186736 - Automatic opening-closing device: An automatic opening-closing device, especially for a cover or seat of a toilet, has a motor having a motor shaft, a speed reducer connected to the motor shaft, a planetary gearbox driven by the speed reducer, an output axle for driving the cover between an open position and a closed... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090186737 - Power transmission apparatus: A power transmission apparatus is capable of easily passing lubricant toward a seal arranged between a higher shat and an opening of a case of the apparatus. The apparatus includes the higher shaft, i.e., a hollow connecting shaft that faces the outside of the transfer case through the opening of... Agent: Jordan And Hamburg LLP

20090186738 - Vehicular drive force distribution device: The rotation of a first rotating element is shifted in speed by a speed shift device, and is transmitted to a second rotating element or a third rotating element of a differential device via a first clutch or a second clutch. In this manner, the torque of right and left... Agent: Oliff & Berridge, PLC

20090186739 - Differential gear mechanism for vehicle: A differential gear mechanism includes a housing, first and second sun gears each including an external gear portion, and first and second planetary gears. The first and second sun gears include axial end surfaces pressed against contact surfaces provided at the housing by the first and second sun gears by... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090186740 - Gear unit for a wind turbine: A gear unit for a wind turbine having an input shaft connected to the rotor hub of the wind turbine and an output shaft for connection to an electrical power generator, characterized in that the gear unit is provided with a hollow tube which is concentric with the main rotation... Agent: Young & Thompson

20090181818 - Power transfer device having sensor circuit with dual sensors for identifying locking state: An apparatus for transferring power includes a sensor circuit for identifying a position of an axially-movable locking element. The axially-movable element is movable between a first position, which inhibits transmission of rotary power through the apparatus, and a second position that permits transmission of rotary power through the apparatus. The... Agent: Harness, Dickey & Pierce, P.L.C

20090181819 - Torque distributing drive mechanism for motor vehicles: A drive axle assembly includes first and second axleshafts and a drive mechanism coupling a driven input shaft to the axleshafts. The drive mechanism includes a differential assembly, a planetary gear assembly operably disposed between the differential assembly and the first axleshaft, a brake and first and second mode clutches.... Agent: Harness, Dickey & Pierce, P.L.C

20090181820 - Transmitting torque limiting apparatus for vehicle: A transmitting torque limiting apparatus, used in a power transmitting apparatus, includes side gears (40) and side gears piece (42) one of which are axially shiftable. The side gears (40) and the side gear pieces (42) respectively have first engaging teeth (60a) and second engaging teeth (60b) each being provided... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090176611 - Auxiliary unit drive for a motor vehicle: In an auxiliary unit drive for a motor vehicle, having planetary gearing (P), with a sun gear (S) of the planetary gearing (P) connected in a power-transmitting fashion to a first electric machine (EM1), a planet gear carrier (PT) connected in a power-transmitting fashion to an internal combustion engine (VM),... Agent: Klaus J. Bach

20090176610 - Two-mode electrically variable transmission: An electrically variable transmission (EVT) is provided with input member and output member, first and second motor/generators, a first and a second planetary gear set, and a final drive gearset. Two torque-transmitting mechanisms that are selectively engagable alone or in different combinations to establish an electric-only operating mode, an input... Agent: Quinn Law Group, PLLC

20090176612 - Method for operating an automatic gearbox: A method for operating an automatic transmission of a motor vehicle, in particular a variable-speed automatic transmission. The automatic transmission has five shift elements and for transferring torque or force in a forward gear and in a reverse gear at least three of the five shift elements are engaged. In... Agent: Davis & Bujold, P.l.l.c.

20090176613 - Electromechanical differential lock assembly: A differential lock assembly includes a shift collar (36) that is moved in response to an electronic input signal between locked and unlocked positions. A coil housing (40) is supported on the shift collar and includes a recess (42) that receives a coil. A drag plate (60) is connected to... Agent: Carlson, Gaskey & Olds, P.C.

20090176614 - Differential assembly with oil deflector shield: An axle assembly that includes a housing assembly, a lubricant and a differential assembly. The housing assembly defines a differential cavity with a lubricant sump into which the liquid lubricant is received. The differential assembly is mounted in the differential cavity for rotation about a rotational axis and includes a... Agent: Harness, Dickey & Pierce, P.L.C

20090176615 - Epicyclic reduction gear with multiple modular stages for tubular motor reducers operating winding roller shutter,roller shades and the like: The present invention relates to an epicyclic reduction gear with multiple modular stages (M1, M2, M3) for tubular motor reducers operating winding roller shutters, roller shades and the like. Each reduction stage is provided with a central toothed hub (1) on one side and a central splined hub (5) on... Agent: Hodes, Pessin & Katz, P.A. Department Of Intellectual Property

20090170649 - Power split dual input shaft transmission for vehicle: A vehicle transmission includes at least two driving shafts to which power is transmitted from a power source, a driven shaft to which power is transmitted from the driving shafts, drive transmission mechanisms disposed between the driving shafts and the driven shaft, and a switching mechanism that selectively enables power... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090170650 - Shift control apparatus for automatic transmission: A shift control apparatus that disconnects and connects respective pairs of friction engagement elements during downshift to a speed spaced apart by two or more steps through an intermediate shift speed. A shift controller controls a hydraulic pressure of a second shift release element by feedback control, and in accordance... Agent: Sughrue Mion, PLLC

20090170651 - Torsional control for torque distribution: (57)The invention proposes technical means for use of torsion reactions under torsional loadings of driving shafts in the control of all vehicles devices, which are functionally related to the interaction “wheels—road”. The driving torque to permanently connected driving wheels is transferred through an unit for formation of relative mobility (3).... Agent: Nexsen Pruet, LLC

20090170652 - Speed change apparatus: A speed change apparatus includes a first clutch having a first clutch drum, in which an annular clutch plate is spline-fitted to an inner peripheral surface of the first clutch drum, and a clutch piston formed with a spline on an inner peripheral surface of the clutch piston is provided... Agent: Oliff & Berridge, PLC

20090170653 - Gear train of an automatic transmission for a vehicle: An eight speed gear train of an automatic transmission includes first and second planetary gear sets as simple planetary gear sets, a third planetary gear set as a compound planetary gear set, and a plurality of friction members. The first planetary gear set reduces engine speed from an input shaft... Agent: Morgan, Lewis & Bockius LLP (sf)

20090170654 - Bicycle internal hub transmission with helical gear: An internal hub transmission includes a hub axle, a driver rotatably supported by the hub axle, a hub shell rotatably supported by the hub axle, a power transmission mechanism and a shift mechanism. The power transmission mechanism is disposed between the driver and the hub shell for transmitting rotational power... Agent: GlobalIPCounselors, LLP

20090170655 - Planet carrier of a planetary stage with a bogie plate: A planet carrier of a planetary stage, the planet carrier having a bogie plate, both sides of which planet wheels can be mounted, characterized in that the planet carrier with its bogie plate is made as one monolithic piece.... Agent: Young & Thompson