Planetary gear transmission systems or components inventions 06/08

20080153648 - Gearing unit for power transferring system: A gearing unit of a power transferring system includes an input shaft, a hydraulic pump, a hydraulic motor, a worm rod and a worm wheel which is cooperated with a pair of planet gears. An output shaft is connected with the worm wheel to transfer torque so as to improve... Agent: Rosenberg, Klein & Lee

20080153649 - Axle assembly with torque vectoring drive mechanism: A drive axle assembly includes a pair of axleshafts connected to a pair of wheels and a drive mechanism for selectively coupling a driven input shaft to one or both of the axleshafts. The drive mechanism includes first and second drive units that can be selectively engaged to control the... Agent: Harness, Dickey & Pierce, P.L.C

20080153650 - Transmission with resistance torque control: In the basic embodiment, the transmission includes (a) a minimal-orbiter gear complex having only a control gear and an output gear interconnected by the gearing portions of at least one cluster gear supported by an orbiting web responsive to an input drive provided by a primary engine and (b) a... Agent: Morton A. Polster Brown & Michaels, P.c.

20080153651 - Control device for vehicular drive system: The present invention relates to a control device for a vehicular drive system which properly controls a shift in a transmission portion upon receipt of a shift demand to the transmission portion for precluding a given element of the differential portion 11 from high rotation. For a shift demand to... Agent: Oliff & Berridge, Plc

20080153652 - Differential gear: A differential gear having first and second driven shafts connected with a drive cage via a planetary or differential gear and a stationary gear housing. An intermediate gear with a planetary unit is provided with the first driven shaft, wherein the planetary unit includes a planetary wheel support and a... Agent: Brinks Hofer Gilson & Lione

20080153655 - Automatic transmission: In a planetary gear type stepped automatic transmission, a gear shift control to shift a gear shift stage between a first gear shift stage and a second gear shift stage is performed by a first shift control section by referring to a first gear shift control data used when the... Agent: Foley And Lardner LLP Suite 500

20080153654 - Multi-speed transmission: A 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 may include clutches and brakes.... Agent: General Motors Corporation Legal Staff

20080153653 - Multi-step transmission: A transmission including an input and output shafts, gearsets (RS1-RS4), shafts (1-8) and elements (A-E). Carriers respectively of gearsets (RS4, RS3) and the input and output shafts respectively form shafts (1, 2), sun gears of gearsets (RS1, RS4) form shaft (3). A ring gear and carrier respectively of gearsets (RS1,... Agent: Davis Bujold & Daniels, P.l.l.c.

20080153657 - Gear transmission unit with planet carrier: A planetary type gear transmission unit suitable for a wind turbine comprises sun (27), planet (25) and ring (24) gears and a planet carrier (41), the planet carrier comprising a planet bogie plate (43) which supports and locates circumferentially spaced planet gear bearings (45,46) on which the planet gears are... Agent: Young & Thompson

20080153656 - Torsional damping assembly: A torsional damping assembly is disclosed. The assembly includes an input member; a planetary gear assembly including a ring gear member, a carrier member, a sun gear member, and a torsional coupling; an output member and a stationary member. The input member is operably coupled to one of the planetary... Agent: Caterpillar Inc. Intellectual Property Dept.

20080146392 - Power train of automatic transmission: A power train for eight forward and one reverse speeds may include input shaft, output gear, transmission case, speed shift unit, output unit, four clutches and two brakes. The speed shift unit includes a first operational member fixedly connected to the input shaft, a second operational member selectively coupled to... Agent: Morgan, Lewis & Bockius LLP (sf)

20080146393 - Vehicle differential including pump with variable engagement clutch: A vehicle differential assembly is provided that includes a differential driven by an input and adapted to allow differing rotational speed between a pair of outputs. The differential includes a gear assembly connected to the outputs and a hydraulically-actuated clutch for selectively and variably coupling the outputs. A hydraulic pump... Agent: Dykema Gossett Pllc

20080146394 - Gear stage: A gear step (1) for an actuator in a motor vehicle, in particular for a vehicle seat, comprises a housing (3) provided with a drive (1) mounted thereon in such a way that it is rotatable around an axis (A), and a driven output (21) rotatable about a second axis... Agent: Womble Carlyle Sandridge & Rice, Pllc

20080146395 - Steering wheel mounting assembly: A steering wheel mounting assembly comprising a stationary support carrier, first and second drive rings, and a drive roller assembly. The stationary support carrier defines first and second ring receiving areas. The first drive ring has a first cylindrical raceway, is supported in the first ring receiving area, and is... Agent: Michael Best & Friedrich LLP

20080146396 - Electrohydraulic torque transfer device with integrated clutch and actuator unit: A power transmission device includes a housing, a rotatable input member and a rotatable output member supported in the housing by a pair of bearings. A friction clutch is operable to selectively transmit a requested magnitude of torque between the input member and the output member. The clutch is axially... Agent: Harness, Dickey & Pierce, P.L.C

20080146397 - Dual output gear motor: A motorized jack assembly that is used with trailers that has a functional combination of several outputs providing different speeds for raising or lowering the jack. The jack has a drop leg feature to allow for quickly raising or lowering the jack. The motorized jack assembly has an actuator having... Agent: Mcdonald Hopkins Llc

20080146398 - Transmission with continuously variable transmission ratio: A power-split transmission having several ranges of transmission ratios with continuously variable speed reductions. A drive shaft is connected to two shafts of a variable speed drive unit via a distributor gear whose shafts are in turn connected with the input shafts of a parallel gearbox via respective clutches. Two... Agent: Alfred J Mangels

20080146399 - Continuously variable ratio transmission: A continuously variable ratio transmission (CVT) comprises a ratio varying unit (“variator”), a first epicyclic (18) having two inputs (A2, S2) connected to opposite sides of the variator (V), a second. epicyclic (16) having an input (C1) driven by a prime mover (12) and components (A1, S1) connected to opposite... Agent: Brooks Kushman P.c.

20080146400 - Differential gear train for wheeled vehicle: A differential gear train for a wheeled vehicle includes a first housing, a first cover, a second housing, a second cover, a plurality of pinions, a first sun gear, and a second sun gear. Thus, the first sun gear drives the second sun gear by provision of the pinions at... Agent: Kamrath & Associates P.a.

20080146401 - Gear with integral overcouple protection: The present invention relates to a gear comprising a pinion being integral with a rotatably mounted shaft in a support by means of a cleavable element arranged to disengage the pinion from the shaft in case of an overcouple between the pinion and the shaft, characterized by the fact that... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080146402 - Plastic gear: A plastic gear having a gear peripheral portion including a tooth portion is constituted by a plastic material, and a gear inner circumferential member with an annular shape or a disk shape is provided at the inner circumferential side of the gear peripheral portion. The gear peripheral portion includes an... Agent: Alston & Bird LLP

20080139357 - Eccentric oscillating-typr planetary gear device: Elastic deformation of bridge portions in an externally toothed gear and external teeth is suppressed, and this extends the life of tooth surfaces of external teeth 19, improves vibration characteristics, and markedly increases output torque while preventing a planetary gear device 11 from becoming large in size. To achieve the... Agent: Panitch Schwarze Belisario & Nadel LLP

20080139358 - Drive provided with a continuously variable transmission and a chargeable reverse shaft: A drive has a drive source and a continuously variable transmission, with an outgoing shaft having a first gear wheel. A clutch is present between the drive source and the ingoing shaft. The outgoing shaft of the transmission is connected to a gear wheel connected to a differential via a... Agent: Law Offices Of Eric Karich

20080139359 - Torque distributing drive assembly 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 axleshafts, a transfer clutch and first and second brakes.... Agent: Harness, Dickey & Pierce, P.L.C

20080132371 - Motor vehicle transmission actuator for operating a motor vehicle transmission: A motor vehicle transmission actuator for operation of a motor vehicle transmission, including gearsets which form different ratios, whereby the transmission actuator has a threaded shaft with at least one first threaded section, embodied as a right-handed thread and at least one second threaded section, embodied as a left-hand thread... Agent: Davidson, Davidson & Kappel, Llc

20080132372 - Infinitely variable transmission, use thereof, and method for the operation thereof: The invention relates to an infinitely variable transmission comprising a support body, several peripheral gears which are mounted on the support body or on elements that are mechanically coupled thereto in such a way that the rotating shafts thereof are oriented parallel to each other. The distances between the rotational... Agent: Scott R. Foster Pandiscio & Pandiscio

20080132373 - Continuously variable transmission: A variable speed transmission having a plurality of tilting balls and opposing input and output discs is illustrated and described that provides an infinite number of speed combinations over its transmission ratio range. The use of a planetary gear set allows minimum speeds to be in reverse and the unique... Agent: Knobbe Martens Olson & Bear LLP

20080132374 - Hybrid transmission having synchronizers: A transmission used in a hybrid vehicle comprising a planetary gear set and a synchronizer. The planetary gear set having a plurality of members and the synchronizer coupling and decoupling one of the members to change a speed ratio in the transmission.... Agent: Daimlerchrysler Intellectual Capital Corporation Cims 483-02-19

20080132375 - Transmission downshift swap-shift control: An automatic transmission for a vehicle includes a main box controlled using a series of clutches, and an underdrive assembly controlled using a series of clutches and at least one overrunning clutch. In achieving a double-swap downshift from a first transmission “gear” employing a first main box clutch and a... Agent: Daimlerchrysler Intellectual Capital Corporation Cims 483-02-19

20080132376 - Power transmission device: Disclosed herein is a power transmission device for providing torque in a reverse direction and forward direction and for use in a vehicle having a power source. The device employs a pair of bevel gears slidably disposed on an output shaft to permit selective engagement of a forward or reverse... Agent: Mitchell M. Musial Ii, Pllc