Planetary gear transmission systems or components inventions 11/07

20070275807 - Electrically variable transmission having three planetary gear sets, a stationary member, three fixed interconnections and clutched input: The electrically variable transmission family of the present invention provides low-content, low-cost electrically variable transmission mechanisms including first, second and third differential gear sets, a battery, two electric machines serving interchangeably as motors or generators, up to five selectable torque-transfer devices and possibly a dog clutch. The selectable torque transmitting... Agent: General Motors Corporation Legal Staff

20070275806 - Electrically variable transmission having three planetary gear sets, two fixed interconnections and clutched input: The electrically variable transmission family of the present invention provides low-content, low-cost electrically variable transmission mechanisms including first, second and third differential gear sets, a battery, two electric machines serving interchangeably as motors or generators, six selectable torque-transfer devices and possibly a dog clutch. The selectable torque transmitting devices are... Agent: General Motors Corporation Legal Staff

20070275808 - Hybrid drive device: A hybrid drive apparatus includes an engine; an input shaft that is connected to the engine; an output shaft that is connected to wheels; a rotary electric machine; a first planetary gear apparatus; and a second planetary gear apparatus. In an electric torque converter mode, the first planetary gear apparatus... Agent: Oliff & Berridge, PLC

20070275809 - Continuously variable planetary gear set: A continuously variable planetary gear set is described having a generally tubular idler, a plurality of balls distributed radially about the idler, each ball having a tiltable axis about which it rotates, a rotatable input disc positioned adjacent to the balls and in contact with each of the balls, a... Agent: Knobbe Martens Olson & Bear LLP

20070275810 - Continuously variable transmission: A control unit is imparted a function in which the engagement of a high-speed clutch which had been in disengagement until then is started (or the energization of a high-speed clutch solenoid switch valve is put to ON) before a change-speed of a toroidal continuously variable transmission has reached an... Agent: Sughrue-265550

20070275811 - Internal mechanical automatic transmission assembly: An internal mechanical automatic transmission assembly for discrete shifting of transmission ratios for forward travel, comprising a plurality of interconnectable transmission ratio producing units constituted by PTCs arranged side by side and being concatenatingly engageable and disengageable one to the adjacent in relation to a rotational speed resulting from a... Agent: Nath & Associates

20070275813 - Multi-speed transmissions with a long pinion and four fixed interconnections: The family of transmissions has a plurality of members that can be utilized in powertrains to provide at least six forward speed ratios and one reverse speed ratio. The transmission family members include three planetary gear sets having up to seven torque-transmitting mechanisms and four interconnecting members. The powertrain includes... Agent: General Motors Corporation Legal Staff

20070275814 - Two-planetary electrically variable transmissions with multiple fixed ratios: The electrically variable transmission family of the present invention provides low-content, low-cost electrically variable transmission mechanisms including first and second differential gear sets, a battery, two electric machines serving interchangeably as motors or generators, up to six selectable torque-transfer devices and possibly a dog clutch. The selectable torque transmitting devices... Agent: General Motors Corporation Legal Staff

20070275812 - Multistep automatic transmission with three planetary gear trains: A multistep automatic transmission having an input shaft, an output shaft, three planetary gearsets and five shifting elements. A sun gear of the third planetary gearset is affixed above the first shifting element to a transmission housing. The input shaft is bound to a sun gear of the second planetary... Agent: Davis & Bujold, P.l.l.c.

20070275815 - Multi-speed transmissions with a long pinion and one fixed interconnection: The family of transmissions has a plurality of members that can be utilized in powertrains to provide at least five forward speed ratios and one reverse speed ratio. The transmission family members include three planetary gear sets having up to seven torque-transmitting mechanisms and three interconnecting members. The powertrain includes... Agent: General Motors Corporation Legal Staff

20070275816 - Noise reduction in epicyclic gear systems: An epicyclic gear system having a sun gear, a ring gear and P planet gears. The planet gears include a load equalisation system such as a flexible spindle. The gears are structured according to a K factor which depends on the number of planet gears and the number of teeth... Agent: Dennison, Schultz & Macdonald

20070270262 - Electrically variable transmission having three planetary gear sets, clutched input, two fixed interconnections and a stationary member: The electrically variable transmission family of the present invention provides low-content, low-cost electrically variable transmission mechanisms including first, second and third differential gear sets, a battery, two electric machines serving interchangeably as motors or generators, up to five selectable torque-transfer devices and possibly a dog clutch. The selectable torque transmitting... Agent: General Motors Corporation Legal Staff

20070270263 - Traction drive of a machine with an interchangeable transmission module: A traction drive of a machine has an internal combustion engine, a transmission module located downstream of the engine and having an adjustable output speed, and a drive axle with a differential transmission, having a mechanical drive connection with the transmission module. The transmission module is a removable, replaceable, and... Agent: The Webb Law Firm, P.C.

20070270264 - Hydrostatic coupling assembly with toothed ring machine: A hydrostatic coupling assembly for use in the driveline of a motor vehicle includes a first coupling part (3) and a second coupling part (4); a displacement machine (22) having a first rotor (23) which is eccentrically supported relative to one of the coupling parts (3, 4), and a second... Agent: Dickinson Wright PLLC

20070270265 - Continuously variable planetary gear set: A continuously variable planetary gear set is described having a generally tubular idler, a plurality of balls distributed radially about the idler, each ball having a tiltable axis about which it rotates, a rotatable input disc positioned adjacent to the balls and in contact with each of the balls, a... Agent: Knobbe Martens Olson & Bear LLP

20070270266 - Continuously variable planetary gear set: A continuously variable planetary gear set is described having a generally tubular idler, a plurality of balls distributed radially about the idler, each ball having a tiltable axis about which it rotates, a rotatable input disc positioned adjacent to the balls and in contact with each of the balls, a... Agent: Knobbe Martens Olson & Bear LLP

20070270267 - Continuously variable planetary gear set: A continuously variable planetary gear set is described having a generally tubular idler, a plurality of balls distributed radially about the idler, each ball having a tiltable axis about which it rotates, a rotatable input disc positioned adjacent to the balls and in contact with each of the balls, a... Agent: Knobbe Martens Olson & Bear LLP

20070270268 - Continuously variable planetary gear set: A continuously variable planetary gear set is described having a generally tubular idler, a plurality of balls distributed radially about the idler, each ball having a tiltable axis about which it rotates, a rotatable input disc positioned adjacent to the balls and in contact with each of the balls, a... Agent: Knobbe Martens Olson & Bear LLP

20070270269 - Continuously variable planetary gear set: A continuously variable planetary gear set is described having a generally tubular idler, a plurality of balls distributed radially about the idler, each ball having a tiltable axis about which it rotates, a rotatable input disc positioned adjacent to the balls and in contact with each of the balls, a... Agent: Knobbe Martens Olson & Bear LLP

20070270270 - Continuously variable planetary gear set: A continuously variable planetary gear set is described having a generally tubular idler, a plurality of balls distributed radially about the idler, each ball having a tiltable axis about which it rotates, a rotatable input disc positioned adjacent to the balls and in contact with each of the balls, a... Agent: Knobbe Martens Olson & Bear LLP

20070270271 - Continuously variable planetary gear set: A continuously variable planetary gear set is described having a generally tubular idler, a plurality of balls distributed radially about the idler, each ball having a tiltable axis about which it rotates, a rotatable input disc positioned adjacent to the balls and in contact with each of the balls, a... Agent: Knobbe Martens Olson & Bear LLP

20070270272 - Continuously variable planetary gear set: A continuously variable planetary gear set is described having a generally tubular idler, a plurality of balls distributed radially about the idler, each ball having a tiltable axis about which it rotates, a rotatable input disc positioned adjacent to the balls and in contact with each of the balls, a... Agent: Knobbe Martens Olson & Bear LLP

20070270273 - Method and apparatus for fast cell search: Reference sequences are constructed from distinct “classes” of GCL sequences that have an optimal cyclic cross correlation property. The fast cell search method disclosed detects the “class indices” with simple processing. In a system deployment that uniquely maps sequences of certain class indices along with a circular shift amount in... Agent: Motorola, Inc.

20070270274 - Vehicular differential transmission device: A vehicular differential transmission device includes a case, an input shaft, a transmission ring, a differential gear set, an output shaft and a clutch. The case sleeves is disposed on the input shaft and the output shaft. The differential gear set, the transmission ring, and the clutch sleeve are disposed... Agent: Wpat, PC Intellectual Property Attorneys

20070270275 - Moving coil electronic locking differential: A differential mechanism for transmitting power from an input to an output includes a case containing a side gear, a locking member rotatably secured to the case and axially displaceable relative to the case. The locking member alternately engages the side gear to limit rotation of the side gear relative... Agent: Macmillan, Sobanski & Todd, LLC

20070270276 - Multi-speed transmission: A transmission having input and output shafts, planetary gearsets (RS1, RS2, RS3, RS4), and additional shafts and shifting elements. A ring gear of set (RS4) and the input shaft define shaft (1). A carrier of (RS3) and the output define shaft (2). The sun gears of (RS1, RS4) define shaft... Agent: Davis & Bujold, P.l.l.c.

20070265127 - Electrically variable transmission with multiple interconnected gearsets: The electrically variable transmission family of the present invention provides low-content, low-cost electrically variable transmission mechanisms including first, second, third and optional fourth differential gear sets, a battery, two electric machines serving interchangeably as motors or generators, up to four selectable torque-transfer devices. The selectable torque transmitting devices are engaged... Agent: General Motors Corporation Legal Staff

20070265126 - Hybrid electric vehicle powertrain with four-wheel drive characteristics: A hybrid electric vehicle powertrain is disclosed. A countershaft transmission in the powertrain delivers power from an engine through countershaft gearing. Electric power from a single motor-generator complements engine power and may drive front traction wheels. Regenerative power is recovered during power delivery to rear traction wheels.... Agent: Brooks Kushman P.C./fgtl

20070265128 - Single mode, compound-split transmission with dual mechanical paths and fixed reduction ratio: A single mode, compound-split transmission is provided having two mechanical power paths. One mechanical path is primarily active at low speed ratios with the other path being primarily active in high speed ratios. A reduction ratio is available in the path employed for high speed ratios, reducing electrical path power... Agent: Christopher Devries General Motors Corporation

20070265129 - Vehicle driving device: A vehicle driving device includes a case with a case body; a transmission mechanism having hydraulically controlled frictional engaging devices; an electric motor housed in the case body; and a hydraulic controller that controls oil pressure supplied to the frictional engaging devices, with the hydraulic controller disposed on an outer... Agent: Oliff & Berridge, PLC

20070265130 - Differential assembly with torque vectoring drive mechanism: A drive axle assembly includes first and second axleshafts connected to a pair of wheels and a drive mechanism operable to selectively couple a driven input shaft to one or both of the axleshafts. The drive mechanism includes a differential, a speed changing unit operably disposed between the differential assembly... Agent: Harness, Dickey & Pierce, P.L.C

20070265131 - Active torque biasing differential using a variable viscosity fluid: An active torque biasing differential includes a housing and an outer annulus disposed within the housing. An inner annulus is contained within the outer annulus. The inner annulus includes a plurality of slots. A plurality of vanes are disposed in the slots in the inner annulus. The vanes slidably contact... Agent: Daimlerchrysler Intellectual Capital Corporation Cims 483-02-19

20070265132 - Transmission device for an auxiliary or accessory of a variable-speed engine, an engine equipped therewith and uses thereof: The invention concerns a transmission device (12) mounted between a supercharger compressor (7) and a pulley (11) designed to drive same from the vehicle motor. The device comprises two successive modules (16, 46) each capable of a direct engagement ratio through a free wheel (31, 61), or of an overdrive... Agent: Kenyon & Kenyon LLP

20070265133 - Gearbox for a wind turbine: A gearbox for a wind turbine includes a ring wheel unit provided in a housing; a driving shaft designed to be coupled to the rotor of the wind turbine and a single main bearing or a pair of main bearings which rotatably support the driving shaft in the housing. The... Agent: Young & Thompson

20070265134 - Epicyclic gear transmission for rotary wing aircraft: An epicyclic gear transmission primarily intended for use in rotary wing aircraft that utilizes a plurality of planet gears axially spaced on a planet gear shaft. The planet gear shaft is tilted or inclined at an axis with respect to the center axis of the input shaft or sun gear.... Agent: Tung & Associates Suite 120

20070259748 - Dual clutch hybrid powershift transmission: A dual-clutch transmission for use in a motor vehicle having an engine and a driveline includes an output shaft adapted for connection to the driveline and a planetary gearset in constant driving engagement with the output shaft. An input shaft is driven by the engine. A first constant mesh gearset... Agent: Harness, Dickey & Pierce, P.L.C

20070259747 - Speed reduction gear train with planetary differential for electric motor axle drive: An electric drive unit for a vehicle includes an electric motor, two output shafts, a first speed reduction planetary gearset driven by the motor, a second speed reduction gearset driven by an output of the first gearset, and a compound planetary differential gearset including an input driveably connected to the... Agent: Macmillan, Sobanski & Todd, LLC

20070259749 - Torque vectoring differential apparatus: A torque vectoring differential apparatus disposed in a vehicle powertrain includes an engine, transmission, and a torque vectoring differential. The torque vectoring differential includes a bevel gear differential assembly having a carrier input and side gear outputs. The side gear outputs are controlled to distribute torque from the torque and... Agent: Christopher Devries General Motors Corporation

20070259750 - Differential carrier with an inner plate package: A differential drive with a rotatably arranged differential carrier (11) in which a multi-plate coupling (23) is arranged so as to be effective between the differential carrier (11) and a sideshaft gear (29), wherein the differential carrier (11) includes a dish-shaped carrier part (12) in which there are received sideshaft... Agent: Dickinson Wright PLLC

20070259751 - Limited slip differential: A vehicle powertrain includes an engine, transmission, differential mechanism, and a gearing mechanism to control speed relationships. The gearing mechanism includes a plurality of intermeshing gears, two of which are selectively interconnectible by a torque-transmitting mechanism. The gear mechanism is arranged to control the speed differential between two members of... Agent: Christopher Devries General Motors Corporation

20070259752 - Differential gear system with a three-step control mechanism: A differential gear system with a three-step control mechanism uses the axial motion of a single member to achieve three functions of ON, OFF and LOCK. The differential gear system has a locking mechanism installed in the planetary gear carrier between two planetary gears thereof. Extra space for the locking... Agent: Jen-chih Liu

20070259753 - Multispeed transmission: A transmission with forward and reverse gears includes a drive and an output shaft, planetary sets, shafts and shift elements. The drive shaft communicates with a sun gear of the second planetary set and a shaft which communicates with the carrier of the first planetary set, and to the housing... Agent: Davis & Bujold, P.l.l.c.

20070259754 - Stator torque transmission assembly: A stator torque transmitting assembly for a vehicle including a stator shaft connected to a stator in a torque converter for the vehicle and arranged to transmit torque from the stator during a torque conversion mode for the torque converter. In some aspects, the assembly includes a first planetary gear... Agent: Simpson & Simpson, PLLC

20070254761 - Power transmitting apparatus: The present invention relates to a power transmission for a hybrid vehicle with a more compact and lightweight design. The power transmission of the invention includes: an engine; a first shaft; a first planetary gear set disposed on the first shaft; a first motor/generator unit connected to the first planetary... Agent: Morgan, Lewis & Bockius LLP (sf)

20070254763 - Torque-filling power transfer assembly for a manual transmission: The present invention broadly comprises a power transmitting assembly for a vehicle, including a transmission power output for a manual transmission in the vehicle and a torque-filling element. The torque-filling element is arranged for connection to an engine in the vehicle, is connected to the transmission power output and is... Agent: Simpson & Simpson, PLLC

20070254762 - Hybrid transmission system: The present invention relates to a two degrees-of-freedom compound planetary gear train with two conjoined planetary gear trains and four torque-transfer devices. The different combinations of states of various torque-transfer devices yield multiple modes of operation. The planetary gear train allows the addition of power of two prime-movers to drive... Agent: Demont & Breyer, LLC

20070254764 - Control apparatus and control method for vehicular drive apparatus: A torque control selection portion selects one of a first torque control portion and a second torque control portion as a control portion that controls a torque output from an automatic transmission, based on a vehicle condition. The first torque control portion controls the output torque by controlling an engagement... Agent: Sughrue Mion, PLLC

20070254765 - Driveline coupling for electric module: A module with an axle assembly, which has a housing, a differential, an input shaft, a pair of shafts and a pair of wheel hubs, and an auxiliary drive unit that includes an electric motor and an overrunning clutch. The differential and the input shaft are disposed in the housing... Agent: Harness, Dickey & Pierce, P.L.C

20070254766 - Multi-speed automatic transmission adapted for motor vehicle: A multi-speed automatic transmission includes a first planetary gear set and a second planetary gear set, which are arranged in parallel on a first output shaft and a second output shaft, respectively. An input shaft is connectable with a first ring gear through first input drive and driven gears of... Agent: Wenderoth, Lind & Ponack, L.L.P.

20070254767 - Bicycle hub gearbox: A bicycle hub gearbox comprises a first planetary gear mechanism and a second planetary gear mechanism and a tubular linking member. The second planetary gear mechanism is operatively coupled with the first planetary gear mechanism. The tubular linking member include a first toothed ring part engaged with the first planetary... Agent: GlobalIPCounselors, LLP

20070254768 - Bicycle hub gearbox: A bicycle hub gearbox is provided for a multi-speed hub with a coaster brake mechanism. The bicycle hub gearbox basically has a first planetary gear mechanism, a second planetary gear mechanism, a braking mechanism and a clutch mechanism. The second planetary gear mechanism is operatively coupled with the first planetary... Agent: GlobalIPCounselors, LLP

20070254769 - Torque converter with planetary gear set: The present invention broadly comprises a torque converter including a cover and a planetary gear set rotationally interfaced with a hydraulic circuit and arranged to modify torque received by the cover from an engine. In some aspects, the gear set includes first and second components rotationally secured to the cover... Agent: Simpson & Simpson, PLLC