Planetary gear transmission systems or components inventions 02/09

20090054190 - Power transmission device for hybrid vehicle: For this, the preset invention provides a power transmission device for a hybrid vehicle, in which an automatic transmission having an input shaft, a motor, a torsion damper, and an engine having an output shaft connected to a crank shaft of the engine are arranged in a row, the power... Agent: Edwards Angell Palmer & Dodge LLP

20090054191 - Dual end gear fluid drive starter: A compressor starting torque converter method and apparatus for high power rotating equipment strings includes a compressor starting torque converter (CSTC) (16) and gearing to make the input and output speed conform to the speed and power requirements of the at least one compressor (4) at the end of the... Agent: Exxon Mobil Upstream Research Company

20090054192 - Gear device: First input-side eccentric part 39a of an input shaft 39 is inserted into a central hole of an external gear 47. A crank pin 60 for controlling the motion of the external gear 47 has a first crank-side eccentric part 60d whose eccentricity is equal to that of the first... Agent: Roberts Mlotkowski Safran & Cole, P.C. Intellectual Property Department

20090054193 - 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.... Agent: Vivacqua Law, PLLC

20090054194 - 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.... Agent: Vivacqua Law, PLLC

20090054195 - 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 a brake.... Agent: Vivacqua Law, PLLC

20090054196 - 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

20090054197 - Multi-speed transmission: A transmission is provided having an input member, an output member, three planetary gear sets, four external co-planar 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. Each of the external gear sets... Agent: Vivacqua Law, PLLC

20090054198 - 8-speed transmission: The transmission has a plurality of members that can be utilized in powertrains to provide eight forward speed ratios and one reverse speed ratio. The transmission includes three planetary gear sets, six torque-transmitting devices, a split sun gear, two fixed interconnections and a grounded member. The powertrain includes an engine... Agent: General Motors Corporation Legal Staff

20090054199 - 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 a brake.... Agent: Vivacqua Law, PLLC

20090048050 - Control device for vehicle drive devicecontrol device for vehicle drive device: A drive apparatus for vehicle is disclosed having a coupling device (switching clutch B0 or switching brake C0) operative to switch a transmission mechanism 10 between a continuously variable shifting state and a step-variable shifting state with both advantages including improved fuel consumption achieved by a transmission, enabled to electrically... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090048051 - Bearing tooth gears for wind turbine applications: A horizontal axis wind turbine includes a vertically extending tower 117 having a rotatable long shaft 121. A bottom end of the long shaft drives an electric generator 122 and a top end of the long shaft is connected to a power output gear assembly of a bearing tooth angle... Agent: Alfred M. Walker

20090048052 - High ratio eccentric planetary traction drive transmission: A traction drive transmission has an outer ring 40, a sun roller 10, support rollers 30, and one or more loading rollers 20. The outer ring 40 includes a raceway 42 presented inwardly. The sun roller 10 includes a raceway 12 presented outwardly toward the raceway 42 of the outer... Agent: Polster, Lieder, Woodruff & Lucchesi

20090048053 - Auxiliary transmission for a continously variable transmission with active speed control: An auxiliary transmission assembly includes a variable ratio gear assembly that is connected between an engine and the primary transmission of a motor vehicle, and an external input device to form a continuously variable transmission for the vehicle. The external input device is operably engaged with the output of the... Agent: Cnh America LLC

20090048054 - Continuously variable transmission: In a continuously variable transmission (“CVT”) using a toroidal-race continuously variable ratio device and a planetary gear mechanism, the rotation of the input shaft (12) is directly transmitted to the carrier C of the planetary gear mechanism (61), and rotation resulting from gearing and reversal by the variator (5) is... Agent: Blakely Sokoloff Taylor & Zafman LLP

20090048055 - Differential with cross pin retention system and method for assembly: A differential assembly includes a retainer for a cross pin having a bore aligned with a bore formed in a differential housing. The cross pin retainer is positionable at partially-inserted and fully-inserted positions within the cross pin and differential bores. At a first rotational orientation, the cross pin retainer is... Agent: Harness, Dickey & Pierce, P.L.C

20090048056 - Differential gear assembly: A differential gear assembly is disclosed. The differential gear assembly includes a first sun gear and a second sun gear coaxially aligned with each other; a first set of planetary gears in mating engagement with the first sun gear; and a second set of planetary gears in mating engagement with... Agent: Knobbe Martens Olson & Bear LLP

20090048057 - Power train of an automatic transmission for a vehicle: A power train of an automatic transmission includes an input shaft connected to a torque converter; an output gear; a transmission case; a first planetary gear set including a first operating member fixedly connected to the input shaft, a second operating member fixedly connected to the transmission case, and a... Agent: Morgan, Lewis & Bockius LLP (sf)

20090048058 - 8-speed transmission: The transmission has a plurality of members that can be utilized in powertrains to provide eight forward speed ratios and one reverse speed ratio. The transmission includes four planetary gear sets, five torque-transmitting devices, three fixed interconnections and a grounded member. The powertrain includes an engine and torque converter that... Agent: Quinn Law Group, PLLC

20090048060 - 8-speed transmission: The transmission has a plurality of members that can be utilized in powertrains to provide eight forward speed ratios and one reverse speed ratio. The transmission includes three planetary gear sets, six torque-transmitting devices, two fixed interconnections and a grounded member. The powertrain includes an engine and torque converter that... Agent: Quinn Law Group, PLLC

20090048061 - 8-speed transmission: The transmission has a plurality of members that can be utilized in powertrains to provide eight forward speed ratios and one reverse speed ratio. The transmission includes four planetary gear sets, five torque-transmitting devices, three fixed interconnections and a grounded member. The powertrain includes an engine and torque converter that... Agent: Quinn Law Group, PLLC

20090048059 - 9-speed transmission: The transmission has a plurality of members that can be utilized in powertrains to provide nine forward speed ratios and one reverse speed ratio. The transmission includes four planetary gear sets, six torque-transmitting devices and four fixed interconnections. The powertrain includes an engine and torque converter that is continuously connected... Agent: Quinn Law Group, PLLC

20090048062 - Gear train of an automatic transmission for a vehicle: A gear train of an automatic transmission for a vehicle includes: a first planetary gear set that receives an input speed from an input shaft and outputs a reduced speed; a second planetary gear set that receives the reduced speed of the first planetary gear set and selectively outputs a... Agent: Morgan, Lewis & Bockius LLP (sf)

20090042685 - Transmission: A transmission includes a rotary shaft, a clutch hub fixed to the rotary shaft a transmission gear rotatably provided at the rotary shaft, a gear piece connected to the transmission gear at the side of the clutch hub, a synchronizer ring positioned between the clutch hub and the gear piece,... Agent: Buchanan, Ingersoll & Rooney PC

20090042686 - 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 may include clutches and brakes.... Agent: General Motors Corporation Legal Staff

20090042687 - Arrangement of adjacent planetary gearsets in a transmission: An arrangement of two adjacent planetary gearsets (1, 2) in a housing of a transmission of a vehicle. In the arrangement a ring gear carrier (3) is connected to ring gear (19) of the first planetary gearset (1) and a sun gear (8) of the second planetary gearset (2), which... Agent: Davis & Bujold, P.l.l.c.

20090036246 - Hybrid powertrain with efficient electric-only mode: A hybrid powertrain includes a hybrid electromechanical transmission and a power source. A planetary gear set having a first, a second, and a third member connects the power source with a first and a second motor/generator. A battery is operatively connected to the motor/generators for receiving power therefrom and delivering... Agent: General Motors Corporation Legal Staff

20090036247 - Multi-speed transmission: A transmission is provided having an input member, an output member, a dual clutch assembly, two countershaft gearing arrangements, one planetary gear set, a plurality of interconnecting members, and a plurality of torque transmitting devices. Each of the countershaft gearing arrangements includes a plurality of co-planar gear sets. The torque... Agent: General Motors Corporation Legal Staff

20090036248 - Drive with a torque split transmission: The invention concerns a drive with a torque split transmission (1). The torque split transmission (1) includes a hydraulic pump (9) and a hydraulic motor (12), which are connected to each other via a first work line (10) and a second work line (11). The drive also has at least... Agent: Scully Scott Murphy & Presser, PC

20090036249 - Flywheel having lubrication-flow passageway: A flywheel includes a hub portion concentrically defined around a center of the flywheel. A body portion located peripherally around the hub portion has a driver-side face and a driven-side face. A plurality of passageways in the body portion extend through the flywheel and fluidly connect the driver-side face with... Agent: Leydig, Voit & Mayer, Ltd