Planetary gear transmission systems or components inventions 06/07

20070149336 - Arrangement at an internal combustion engine: The invention relates to an arrangement at an internal combustion engine, comprising an auxiliary unit and a transmission, the auxiliary unit being adapted to be driven by a crankshaft of the engine via the transmission, characterized in that it comprises a first electrical machine, in that the transmission comprises a... Agent: Ford Global Technologies, LLC

20070149335 - Continuously variable transmission: A continuously variable transmission has a drive shaft, a power takeoff shaft and a power branching device disposed therebetween and has a continuously variable power branch containing a variator, and a mechanical power branch parallel thereto. To provide a large adjustment range and a high level of efficiency in conjunction... Agent: Lerner Greenberg Stemer LLP

20070149334 - Single range electrically variable transmission with lockup clutch and method of operation: A single range, electrically variable transmission (EVT) is provided with a lockup clutch that reduces motor power requirements. When applied, the lockup clutch allows engine torque to be transmitted directly to the output without the necessity of a motor/generator supplying reaction torque. With the lockup clutch applied, the transmission operates... Agent: General Motors Corporation Legal Staff

20070149337 - Automatic transmission with lubricating structure: A piston operating a first clutch is disposed between a first drum accommodating the first clutch and a second drum accommodating a second clutch, and an oil reservoir storing lubricating oil that has lubricated the first clutch is provided on an inner cylindrical surface of a skirt portion of the... Agent: Bacon & Thomas, PLLC

20070149338 - Drive train: In a drive train and a method for operating the drive train for a motor vehicle, comprising a hydraulically shiftable transmission unit with an input shaft connectable to an internal combustion engine via a first clutch, a first electric motor, and an oil pump which supplies the transmission unit with... Agent: Klaus J. Bach

20070149339 - Drive axle with variable oil flow mechanism: An axle assembly including a differential gear set having a ring gear. The axle assembly includes a carrier assembly housing that contains the differential gear set and an arcuate fence disposed adjacent to the ring gear that connects to the carrier assembly housing. A moveable plate slidingly connects to the... Agent: Harness, Dickey & Pierce, P.L.C

20070149341 - Method for controlling engine braking in a vehicle powertrain: A method is disclosed for controlling engine braking horsepower for a power transmission mechanism in a vehicle powertrain. The transmission mechanism has multiple-ratio gearing and a continuously variable transmission unit arranged in parallel disposition. A target engine speed during an engine braking mode is maintained by controlling the ratio of... Agent: Donald J. Harrington Brooks Kushman P.C.

20070149340 - Transmission apparatus: A transmission mechanism utilizing a source of power which includes a main input shaft that turns upon receipt of power from said source. An auxiliary shaft is turned by the main input shaft through a link that turns the auxiliary shaft at a variable rate relative to the main shaft.... Agent: Theodore J. Bielen Jr. Bielen, Lampe, & Thoeming

20070149342 - Toroidal transmission: A toroidal transmission, especially for motor vehicles, comprising an input shaft which can be connected to an engine, a first toroidal variator and a second toroidal variator which are connected to the input shaft on the input side. A first output shaft can be connected to the output of the... Agent: Knobbe Martens Olson & Bear LLP

20070149343 - Multi-stage automatic transmission with three planetary gearwheel assemblies: A multi-stage automatic transmission comprises a drive input shaft (AN), a drive output shaft (AB), three planetary gearwheel assemblies (RS1, RS2, RS3) arranged next to one another in series and five shift control elements (A to E). A sun gearwheel (SO3) of the third planetary gearwheel assembly (RS3) can be... Agent: Davis & Bujold, P.l.l.c.

20070149344 - Combination torque conversion and transfer system and method thereof: The present invention broadly comprises a combination torque transmission system for a vehicle including a planetary gear set in a rotating housing and a gear set device in a stationary housing. The gear set has an input arranged for connection to a torsional output for an engine. The gear set... Agent: Simpson & Simpson, PLLC

20070149345 - Planetary transmission, especially dual-clutch planetary transmission: A dual clutch planetary transmission (1) having at least four planetary gear sets (P1 to P4), at least two frictional shifting elements (K1, K2) for the shifting into different power paths in a powerflow, and a plurality of shape-fit, shifting elements (A, B1, B2, D, E1, E2, F) for the... Agent: Davis & Bujold, P.l.l.c.

20070149346 - Vehicular automatic transmission: A vehicular automatic transmission including a first planetary gear device and a first set of frictional coupling elements, which can be supported by a pump housing via first and second retainer rings, at predetermined axial positions within the pump housing, during assembling of the automatic transmission. The first retainer ring... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070142152 - Hybrid powertrain having a electrically variable transmission and engine valve control: A hybrid powertrain includes an electrically variable transmission and an internal combustion engine. The transmission is operable to provide a continuously variable mode of operation. The engine is capable of variable displacement in that at least half of the cylinders contained therein are deactivatable. Additionally the internal combustion engine operates... Agent: General Motors Corporation Legal Staff

20070142153 - Automatic shift type manual tranmission: An automatic shift type manual transmission is provided in the invention. The automatic shift type manual transmission equipped with a forward shifter to perform forward stage shifting, a reverse shifter 4 to perform reverse stage shifting, an actuator rod 3 carrying the forward shifter and the reverse shifter 4, and... Agent: Donald S Dowden Cooper & Dunham

20070142154 - Rotary drive transmission: A rotary drive transmission having a rotary drive input (20) and a rotary driven output (30), the drive transmission being capable of selectively varying the drive ratio between the rotary drive input (20) and rotary driven output (30), the drive transmission including a main drive shaft defining the rotary drive... Agent: Dickstein Shapiro LLP

20070142155 - Remotely controlled electronically actuated vehicle differential: A remotely controlled electronically actuated vehicle differential system is disclosed. In one embodiment, an electronically actuated vehicle differential is selectively controlled via a remote control unit. The remote control unit generates differential activation and deactivation signals that are received by a wireless receiver unit disposed within a vehicle. An electronically... Agent: Jaquez & Associates

20070142156 - Gearbox for a wind turbine: A gearbox for a wind turbine which consists of a housing and a gear wheel transmission with an ingoing shaft having at least one driving gear wheel which is or can be connected to the rotor of the wind turbine, characterized in that, in the unloaded condition of the gearbox,... Agent: Young & Thompson

20070142157 - Limited slip differential and engagement sensing mechanism therefor: A differential having means (35) operable to limit rotation of an output gear (23) relative to a gear case (11), and actuation means (55) for actuating the rotation limiting means, from an unactuated (FIG. 1) to an actuated condition (FIG. 4). The rotation limiting means includes a member (47), toward... Agent: Eaton Corporation Eaton Center

20070142158 - Multiple-speed automatic transmission: A multiple speed transmission having an input and output includes a first and second planetary gearsets, each gearset including a sun gear, a ring gear surrounding the sun gear, a set of planet pinions meshing with the sun gear and the ring gear, and a carrier on which the planet... Agent: Macmillan, Sobanski & Todd, LLC

20070142159 - Zero clearance hinge mounting for an adjustment apparatus of a motor vehicle seat: The hinge mounting for an adjustment apparatus of a motor vehicle seat has a first outer wheel with an inner toothed surface and a second outer wheel with an inner toothed surface. At least two planet wheels mesh with both the first inner toothed surface and the second inner toothed... Agent: Mccarter & English LLP Cityplace I

20070135252 - Air purge method for a rotating clutch: A method for controlling trapped air in a clutch of an automatic clutch-to-clutch transmission includes, calculating a pulse on time based on a clutch volume and adaptive convergence. A pulse off time is calculated based on a temperature of transmission fluid. A pulse number is calculated based on the temperature... Agent: General Motors Corporation Legal Staff

20070135253 - Hydraulic control apparatus for automatic transmission: A hydraulic control apparatus for an automatic transmission which supplies a controlled hydraulic pressure to a engagement element includes a control valve unit including a line pressure input port, an output port for outputting the controlled hydraulic pressure, a spool for selectively opening and closing the line pressure input port... Agent: Buchanan, Ingersoll & Rooney PC

20070135254 - Differential gears: The invention provides a differential gear which can effectively prevent a drag noise of a clutch plate by a simple structure. In a differential gear (10) provided with a clutch means (16) having an inner pawl clutch plate (12) integrally rotating with a side gear (11), and an outer pawl... Agent: Armstrong, Kratz, Quintos, Hanson & Brooks, LLP

20070135255 - Power transmitting apparatus for hybrid vehicle: Durability of a planetary gear set can be enhanced and noise can be reduced by utilizing a power transmitting apparatus for a hybrid vehicle that supports a planetary gear set in an axial direction and a perpendicular direction. In addition, because a parking gear is disposed on a second shaft,... Agent: Morgan, Lewis & Bockius LLP (sf)

20070129198 - Electric motor and method of driving the same: This electric motor of the present invention is formed by an inner circumferential side rotor, an outer circumferential side rotor, and a planetary gear mechanism that are placed coaxially. The planetary gear mechanism is a single pinion type that includes a first planetary gear train and a second planetary gear... Agent: Arent Fox PLLC

20070129196 - Electrically variable transmission having three planetary gear sets, four 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, four or five selectable torque-transfer devices (two clutches and two or three brakes), and possibly... Agent: General Motors Corporation Legal Staff

20070129197 - Power transmitting system for hybrid vehicle: A power transmitting system suitable for use with a hybrid vehicle is provided and preferably may comprise: (i) a first shaft and a second shaft; (ii) a planetary gear set; (iii) a power receiving apparatus that can receive power from the planetary gear set; (iv) a power transmitting member preferably... Agent: Edwards Angell Palmer & Dodge LLP

20070129199 - Automatic transmission and running range switching device: An automatic transmission that includes a case; and a range shift device that includes: a housing with an opening portion on one side, a motor that produces a driving force based on a signal from a manually operated shift operating device, and a mechanical transmission that transmits the driving force... Agent: Oliff & Berridge, PLC

20070129200 - Planetary gear type multistage transmission for vehicle: The transmission 10 is constructed so that, in the first transmission portion 36, the rotation of the input shaft 16 is outputted to the second transmission portion 38 via the first intermediate output path M1 and the second intermediate output path M2 accelerated and rotated with respect to the first... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070129201 - Multi speed transmission: A transmission is provided having a planetary gearset having respective first, second, and third members, and a compound gearset having respective first, second, third, and fourth members. The transmission also includes a plurality of selectively engageable torque transmitting devices configured to selectively interconnect selected members of the planetary gearset and... Agent: General Motors Corporation Legal Staff

20070129204 - Electrically variable transmission having three planetary gear sets with three interconnections: 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, four selectable torque-transfer devices (one clutch and three brakes), and possibly a dog clutch. The... Agent: General Motors Corporation Legal Staff

20070129202 - Electrically variable transmission having three planetary gear sets, four 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 transfer... Agent: General Motors Corporation Legal Staff

20070129203 - Electrically variable transmission having three planetary gearsets and four fixed interconnections: 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, three or four selectable torque-transfer devices (one clutch and two or three brakes), and possibly... Agent: General Motors Corporation Legal Staff

20070129205 - Seven-speed powertrain of an automatic transmission for vehicles: Seven forward speeds and three reverse speeds are realized by combining two compound planetary gear sets using three clutches and four brakes, and each shift speed is realized by operating two frictional elements, thereby reducing a capacity of a hydraulic pump and enhancing an efficiency of a hydraulic pressure control... Agent: Morgan, Lewis & Bockius LLP (sf)

20070129206 - Seven-speed powertrain of an automatic transmission for vehicles: Seven forward speeds and three reverse speeds are realized by combining two compound planetary gear sets using three clutches and four brakes, and each shift speed is realized by operating two frictional elements, thereby reducing a capacity of a hydraulic pump and enhancing an efficiency of a hydraulic pressure control... Agent: Morgan, Lewis & Bockius LLP (sf)

20070129207 - Method for mounting detection mechanism of planetary gear apparatus: A rotation actuator comprises a motor and a planetary reduction gear device, and an internal gear of the planetary reduction gear device has an internal gear formation portion in which internal teeth are formed, a thin cylindrical portion, and an annular flange fixed to a device housing. An external peripheral... Agent: Buchanan, Ingersoll & Rooney PC

20070129208 - Transmission system: Transmission systems are disclosed which include a dual sunwheel system having an output sunwheel (70) and a control sunwheel (80). A planet cage is arranged around the dual sunwheel system and includes a planet gear (62) in mesh with the sunwheel (70) and a planet gear (64) in mesh with... Agent: Michael Best & Friedrich, LLP