Planetary gear transmission systems or components inventions 12/08

20080318720 - Driving device for hybrid vehicle: A driving device for a hybrid vehicle including: an engine; an electric motor; a power combination/distribution mechanism which is disposed between both the engine and the electric motor and one pair of front wheels and rear wheels so as to combine and distribute power generated from the engine and the... Agent: Arent Fox LLP

20080318721 - Power output apparatus and hybrid vehicle with power output apparatus: A hybrid vehicle 20 of the invention is equipped with a power distribution integration mechanism 40 and a transmission 60. The power distribution integration mechanism 40 is a double pinion planetary gear mechanism constructed to include a carrier 45 connecting with a motor MG2, a sun gear 41 connecting with... Agent: Kenyon & Kenyon LLP

20080318722 - Gear train for driving a mixer drum mounted on a vehicle: A gear for driving a drum of a ready-mix concrete truck comprises a driving motor (5) which drives an inner spider gear (7) of a planetary gear. An outer spider gear (16) forms the driven part and a bearing (11), by which the drum of the concrete truck is mounted,... Agent: Davis Bujold & Daniels, P.l.l.c.

20080318723 - Hydraulic control system of 8-speed automatic transmission for vehicles: A hydraulic control system of an eight-speed automatic transmission includes a first clutch/second clutch control portion controlled by a first proportional control solenoid valve and selectively supplying hydraulic pressure of a first pressure control valve to the first clutch or the second clutch; a third clutch control portion controlled by... Agent: Morgan, Lewis & Bockius LLP (sf)

20080318724 - Integrated drive element: Proposed is an integrated drive element (110) which is particularly suitable for use in an automatic shift transmission of a motor vehicle. The integrated drive element (110) has at least one electric motor (112), with preferably precisely two electric motors (112) being provided which can be used for example for... Agent: Michael J. Striker

20080318725 - Differential assembly with preload adjustment mechanism: A vehicle differential assembly may include a differential housing rotatable about an axis, a first output assembly, a pinion gear, and a first coupling assembly. The first output assembly may include a first side gear and a first output member. The first side gear may be disposed within the differential... Agent: Harness, Dickey & Pierce, P.L.C

20080312021 - Power output apparatus and hybrid vehicle equipped with power output apparatus: A hybrid vehicle 20 of the invention is equipped with a power distribution integration mechanism 40 and a transmission 60. The power distribution integration mechanism 40 includes a carrier 45 connecting with a motor MG2, a sun gear 41 connecting with a motor MG1, and a ring gear 42 connecting... Agent: Kenyon & Kenyon LLP

20080312022 - Six-speed transmission: One implementation of a six-speed transmission includes a first gearset including first and second planetary gearsets each having a number of teeth. The transmission also has a second gearset including a third planetary gearset operably associated with the first and second planetary gearsets. The third planetary gearset has an equal... Agent: Daimlerchrysler Intellectual Capital Corporation Cims 483-02-19

20080312023 - Vehicle driveline component having heat sink for increased heat rejection capabilities: An axle assembly that includes an axle housing assembly, a differential disposed in the axle housing assembly, an input pinion, a pair of axle shafts and a heat sink. The input pinion is coupled to the axle housing assembly and is configured to transmit a rotary input to the differential.... Agent: Harness, Dickey & Pierce, P.L.C

20080312024 - Differential assembly with centered differential gears: two sideshaft gears (112, 113) having crown gear teeth, which are rotatably held in the differential carrier (103) on the axis of rotation A and each comprise a circumferential supporting face (125, 126); differential gears (111) with spur gear teeth, which rotate jointly with the differential carrier (103) around the... Agent: Dickinson Wright PLLC

20080312025 - Stepper motor driven proportional actuator: A stepper motor driven actuator that eliminates the need for a position sensor is provided. The stepper motor rotates a cam in a control piston valve. In a single nozzle embodiment, pressure balance is maintained by a spring preload on one end of the piston in one embodiment, and by... Agent: Reinhart Boerner Van Deuren P.C.

20080312026 - Power train of automatic transmission: A power train of an automatic transmission attains eight forward speeds and one reverse speed. The power train includes first, second, and third planetary gear sets, four clutches, and two brakes. The first planetary gear set generates a reduced rotational speed, the second planetary gear set generates a reverse rotational... Agent: Woo Yeol Kim

20080312027 - Power train of automatic transmission: A power train of an automatic transmission that realizes eight forward speeds and two reverse speeds by using two or three planetary gear sets, five clutches, and one brake, wherein a speed reduction unit generates a reduced rotational speed and an output unit receives a rotational speed of an input... Agent: Morgan, Lewis & Bockius LLP (sf)

20080312028 - Connection between two transmission components having round cross-sections, for the support of axial forces: A positively-locking connection between two components of a transmission that have round cross-sections, designed to support axial forces. A first component to be connected has an annular flange with windows stamped out around its circumference. The windows enable simple deformation of the annular flange. The second component to be connected... Agent: Davis Bujold & Daniels, P.l.l.c.

20080305907 - Input brake assembly: An input brake assembly is provided for selectively grounding a transmission input member. The packaging location of the input brake assembly does not interfere with, and thus still allows the option of providing a bypass clutch for a flex plate-type flywheel connecting the engine with the transmission input member. The... Agent: General Motors Corporation Legal Staff

20080305908 - Joint driving apparatus for robot: A joint driving apparatus for a robot comprises an oscillating internally meshing reduction mechanism, a center shaft member, a ring portion, and an oil seal disposed between the ring portion and the center shaft member. The oscillating internally meshing reduction mechanism is fixed to a first member and rotates the... Agent: Squire, Sanders & Dempsey L.L.P.

20080305909 - Reduction gear: A reduction gear includes a reduction mechanism, which includes: an external gear eccentrically rotatable about an input shaft; an internal gear internally meshing with the external gear and having a small number of difference between the teeth of the internal gear and the external gear; a disk for extracting only... Agent: Kratz, Quintos & Hanson, LLP

20080305910 - Dual-pilot axle assembly for an automotive vehicle driveline: A differential and axle assembly for an automotive vehicle driveline is disclosed. The assembly includes a differential drive pinion and a drive pinion shaft, the drive pinion shaft being splined to a drive pinion shaft flange. Axial and radial dimensional runout is minimized by spaced, front and rear pilot surfaces... Agent: Brooks Kushman P.C./fgtl

20080305911 - Eight speed automatic transmission with dual area clutch piston: A transmission includes four planetary gearsets and five torque transmitting devices operative to provide eight forward speed ratios. At least one of the torque transmitting devices is engaged during two different speed ratios. The torque transmitting device includes a piston partially defining two separate and independently pressurizable chambers. Accordingly, the... Agent: Quinn Law Group, PLLC

20080305912 - 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: Vivacqua Law, PLLC

20080305913 - 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 are clutches.... Agent: Vivacqua Law, PLLC

20080305914 - 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: Vivacqua Law, PLLC

20080305915 - 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 are clutches and a brake.... Agent: Vivacqua Law, PLLC

20080305916 - 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 are clutches and a brake.... Agent: Vivacqua Law, PLLC

20080305917 - 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: Vivacqua Law, PLLC

20080305918 - Seven speed transmission with six torque-transmitting mechanisms and three planetary gear sets: A multi-speed transmission is provided that includes three planetary gear sets and seven torque-transmitting mechanisms with various fixed interconnections to provide seven forward speed ratios and one reverse speed ratio. The first planetary gear set is a dual sun planetary and the torque-transmitting mechanism engagement schedule is designed so that,... Agent: General Motors Corporation Legal Staff

20080300080 - Compound planet steer differential: A drive configuration for a skid steered vehicle incorporates a controlled differential for use in exercising steering control of the vehicle, comprising a compound planetary gear set (8) coupling two shafts (7a, 7b). Respective sun gears (10a) and (10b) turn with the shafts and mesh with compound planet gears (12)... Agent: Mcdonnell Boehnen Hulbert & Berghoff LLP

20080300081 - Continuously variable automatic transmission for heavy trucks, buses and light automobiles: A continuously variable, automatic transmission for a motor driven vehicle including heavy trucks, buses and light automobiles, wherein the vehicle includes an internal combustion engine and driving wheels. The automatic transmission includes a hydraulic torque converter or other hydraulic device and at least one but preferably a plurality of at... Agent: Malloy & Malloy, P.A.

20080300082 - Power unit: A power unit enabling reduction of the size and manufacturing costs thereof and making unnecessary complicated control of power from a prime mover, for changing the speed of power from the prime mover. A first sun gear, a first carrier and a first ring gear of a first planetary gear... Agent: Squire, Sanders & Dempsey L.L.P.

20080300083 - Actuator for units comprising a planetary gear: The invention relates to an actuator (10) for units comprising a planetary gear (14), especially a planetary differential gear, whose radially inward region is embodied as a hollow shaft and which is equipped with a drive unit and a driven shaft that cooperates with the unit to be operated. A... Agent: Akerman Senterfitt

20080300084 - Electric drive transmission: An electric drive transmission for a skid steered vehicle has a central casing housing a pair of propulsion motors comprising respective stators and rotors, each rotor being coupled to drive a respective through shaft via a respective epicyclic gear change mechanism. The through shafts are coupled at their inboard ends... Agent: Mcdonnell Boehnen Hulbert & Berghoff LLP

20080300085 - Final reduction gear device: A final reduction gear device including an orthogonal axis gear and a speed reduction mechanism portion employing a planetary gear is provided. A radial bearing, more specifically a cylindrical roller bearing, having a large radial load capacity is disposed between a bevel ring gear of the orthogonal axis gear and... Agent: Dickstein Shapiro LLP

20080300086 - Variable torque biasing device: Various embodiments of a torque biasing device for a rotating transmission are disclosed, and which are operable to vary the proportion of the outer torque transmitted to one or more output shafts. Multiple planetary gear sets are provided for speeding-up or slowing-down of ore shaft with respect to another, under... Agent: Dority & Manning, P.A.

20080300087 - 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 having five torque-transmitting mechanisms, three fixed interconnections and two grounded members. The powertrain includes an engine and torque converter... Agent: General Motors Corporation Legal Staff

20080300088 - 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 having six torque-transmitting mechanisms and two fixed interconnections. The powertrain includes an engine and torque converter that is continuously... Agent: General Motors Corporation Legal Staff

20080300089 - 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 having five torque-transmitting mechanisms, two fixed interconnections and one grounded member. The powertrain includes an engine and torque converter... Agent: General Motors Corporation Legal Staff

20080300090 - 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 having five torque-transmitting mechanisms, two fixed interconnections and three grounded members. The powertrain includes an engine and torque converter... Agent: General Motors Corporation Legal Staff

20080300092 - 10-speed transmission: The transmission has a plurality of members that can be utilized in powertrains to provide ten forward speed ratios and one reverse speed ratio. The transmission includes four planetary gear sets having six torque-transmitting mechanisms and four fixed interconnections. The powertrain includes an engine and torque converter that is continuously... Agent: General Motors Corporation Legal Staff

20080300094 - Automatic transmission: An automatic transmission includes a first planetary gear set; a second planetary gear set; a third planetary gear set; and at least five friction elements. The at least five friction elements includes a first clutch adapted to selectively connect a first carrier with a second carrier; a first brake adapted... Agent: Foley And Lardner LLP Suite 500

20080300095 - Automatic transmission: An automatic transmission comprises first, second and third gear sets 10, 20, 30 each formed as a single-pinion type planetary gear set, first and second clutches 40, 50, and first, second and third brakes 60, 70, 80. A first sun gear 11, a first ring gear 14, a second ring... Agent: Staas & Halsey LLP

20080300091 - Eight speed transmission: An eight speed automatic transmission is provided having an input member, an output member, three 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 three clutches and... Agent: General Motors Corporation Legal Staff

20080300093 - Multi-speed automatic transmission: A multiple speed automatic transmission includes an input member, an output member, a plurality of planetary gear sets, a plurality of interconnecting members and a plurality of torque transmitting devices. Each of the plurality of planetary gear sets has a sun gear, a planet carrier with a plurality of planet... Agent: Vivacqua Law, PLLC

20080300096 - Bicycle transmission: A bicycle transmission assembly that is mountable to a bottom bracket shell of a bicycle frame. The bicycle transmission assembly includes an input crank assembly, an output chainring, a planetary gear mechanism, a control system and a mounting system. The input crank assembly is mounted to a rotatable crank axle... Agent: Sram Corporation

20080300097 - Planetary gear set and method for producing the same: A planetary gear set includes a sun gear; pinions that are positioned around the sun gear and that mesh with the sun gear; and a ring gear that is positioned on the outer side of the pinions and that meshes with the pinions. Each pinion has a plurality of teeth... Agent: Oliff & Berridge, PLC

20080300098 - Damped planetary transmission: A damped planetary transmission comprising an input member, an inertial member connected to the input member, a planetary gear assembly connected to the input member, the planetary gear assembly comprising a carrier member that is directly and fixedly connected to the input member, a brake member engaged with a ring... Agent: The Gates Corporation