Planetary gear transmission systems or components inventions 06/09

20090163313 - Differential assembly with two jointly actuated axial adjustment devices: A differential assembly 2 for variable torque distribution in the drive line of a motor vehicle. A differential gear 21 with a rotationally drivable differential cage 4 and two output shafts 3, 3′, which are drivingly connected to the differential cage 4 by means of a differential gear set 7,... Agent: Gkn Driveline/ttg

20090163314 - Transmission device for distributing a drive torque to at least two output shafts: A transmission device for distributing drive torque to two output shafts, including a differential with a driven differential cage. The outputs are connected to the differential, in which, between the differential cage and the output of one side, viewed in the direction of the flow of force, two plus-planetary gear... Agent: Davis & Bujold, P.l.l.c.

20090163315 - Ravigneaux gearset for an automatic transmission: A ravigneux gearset is provided for automatic transmissions. In order to provide a Ravigneaux gearset for which λ1<0, λ2<0, and K<0 and with better efficiency and more clearance between the gears, a ravigneaux gearset is provided in which P1 transmits the power from S1 to R1 and P2 transmits the... Agent: Ingrassia Fisher & Lorenz, P.C. (gme)

20090163316 - Planetary type gear unit comprising a planet carrier with a planet bogie plate: A planetary type gear unit comprising a planet carrier with a planet bogie plate and at least one planet shaft, whereby on both sides of the bogie plate a planet wheel is mounted on the planet shaft by taper roller bearings, whereby the planet shaft is provided with an axially... Agent: Young & Thompson

20090156345 - Speed changing transmission apparatus: A composite planetary transmission section (P) is provided for synthesizing output from a stepless speed changing section (20) with an engine drive force. In a transmission line from the planetary transmission section (P) to an output rotational body (90), there are provided first clutch mechanism (60), a second clutch mechanism... Agent: The Webb Law Firm, P.C.

20090156346 - Electronically actuated apparatus using solenoid actuator with integrated sensor: A locking differential assembly with a differential case, a gearset, a first dog, a second dog and a thrust member. The differential case has a mounting hub. The gearset is disposed in the differential case and has a side gear. The first dog is coupled to the side gear. The... Agent: Harness, Dickey & Pierce, P.L.C

20090156347 - Power transmission device: A rotary shaft 11 is provided so as to be coaxial with an inner member 11 which comprises a hub ring 4 and a bearing inner ring 5. External gears 16a and 16b are rotatably provided around eccentric portions 14a and 14b formed on the rotary shaft 11. The external... Agent: Wenderoth, Lind & Ponack, L.L.P.

20090156348 - Automatic transmission for vehicles: The present invention relates to an automatic transmission for vehicles, whose weight, length, and manufacturing cost are reduced as a consequence of simplifying a structure thereof by removing a torque converter. An automatic transmission for vehicles according to an exemplary embodiment of the present invention may include a first shift... Agent: Morgan, Lewis & Bockius LLP (sf)

20090156349 - Automatic transmission for vehicles: The present invention relates to an automatic transmission for vehicles, whose weight, length, and manufacturing cost are reduced as a consequence of simplifying a structure thereof by removing a torque converter. An automatic transmission for vehicles according to an exemplary embodiment of the present invention may include a first shift... Agent: Morgan, Lewis & Bockius LLP (sf)

20090156350 - Drive system for dual wheels, particularly of the type used on road rollers: A drive system for dual wheels of road rollers. The drive system is characterized by having a substantially T-shaped main structure housing a drive shaft substantially perpendicular to two drive and reduction devices. And each of the two devices is associated with a respective dual wheel.... Agent: Buchanan, Ingersoll & Rooney PC

20090156351 - Hybrid transmission: In a hybrid transmission for a motor vehicle with three differential drive units (D1 to D3), two electric machines (E1, E2) and four shift elements (C1 to C4), the hybrid transmission (HG) includes a fifth shift element (C5) by which two transmission elements of the first differential drive unit (D1)... Agent: Markus Brouwer

20090156352 - Power train of an automatic transmission for vehicles: An eight-speed power train of a vehicle automatic transmission includes one simple double pinion planetary gear set, one compound planetary gear set, four clutches, and two brakes. The compound planetary gear set includes a simple single pinion planetary gear set, and a double pinion planetary gear set.... Agent: Morgan, Lewis & Bockius LLP (sf)

20090156353 - Planetary gear set: A planetary gear set includes: a sun gear, a plurality of planetary gears externally meshed with the sun gear, and a carrier that interconnects the plurality of planetary gears such that the plurality of planetary gears revolve around a exterior circumference of the sun gear, and an arrangement of the... Agent: Morgan, Lewis & Bockius LLP (sf)

20090149290 - Method for charging a battery of a hybrid vehicle at rest: A method for charging a battery connected to an electric machine in a vehicle having an electrodynamic drive system including an electric machine and a planetary gearset. A crankshaft of the internal combustion engine is connected with a first element of the planetary gearset, the electric machine with a second... Agent: Davis & Bujold, P.l.l.c.

20090149291 - All-gear full traction differential gear set: A compact, all-gear full-traction differential including meshing pairs of side gears and worm wheel balance gears wherein the numbers of teeth in the spur gear portion and worm wheel portion of each balance gear and in each side gear are all evenly divisible by 2 or by 3, preferably by... Agent: Woods Oviatt Gilman LLP

20090149292 - Speed change transmission device: There is provided a main speed change device (B) configured to combine an output from the stepless speed change device (10) and the drive force from the engine trough the first, second and third planetary transmission mechanisms (P1, P2, P3) and then output the resultant combined force from an output... Agent: The Webb Law Firm, P.C.

20090149293 - Wind turbine drive: Wind turbine drive which is formed of a rotor with a rotor shaft and of a transmission box with a planetary gear unit which is connected to the rotor shaft, which drive is of the type whereby the transmission box is supported by the far end of the rotor shaft... Agent: Young & Thompson

20090143180 - Hydraulic control device for automatic transmission: A hydraulic control device for an automatic transmission includes a first solenoid valve, a second solenoid valve, a third solenoid valve, a preliminary shift speed switching valve, and a hydraulic pressure supply switching valve. A second friction engagement element is engaged at high speed side shift speeds, a low speed... Agent: Oliff & Berridge, PLC

20090143181 - Hydraulic control apparatus for automatic transmission: In a condition of a vehicle which remains stationary or is about to stop and of a forward second speed having a clutch and a brake engaged, an N range is changed from a D range based on a shift lever operation and a forward range pressure is discharged from... Agent: Oliff & Berridge, PLC

20090143182 - Transfer case for a motor vehicle powertrain: A motor vehicle powertrain includes a multiple speed transmission including a first lube circuit that supplies hydraulic lubricant to components of the transmission, a first oil sump, and a first pump driveably connected to an engine for supplying oil at a first pressure to the lube circuit, a transfer case... Agent: Macmillan, Sobanski & Todd, LLC

20090143183 - Differential gear set in which lubrication structure is improved: A differential gear set includes a pinion gear that at least a groove having a inner planar surface, at least a gear is formed in an exterior circumference thereof and at least a pinion shaft in which an end portion is inserted into the groove such that an end surface... Agent: Morgan, Lewis & Bockius LLP (sf)

20090143184 - Automatic transmission: An automatic transmission is provided with three planetary gear units and five friction elements. The first planetary gear unit includes a first sun gear that is always fixed, a first carrier supporting a first pinion in meshed engagement with the first sun gear and a first ring gear in meshed... Agent: GlobalIPCounselors, LLP

20090143185 - Automatic transmission: An automatic transmission includes a first planetary gear set; a second planetary gear set; a third planetary gear set; an input shaft; an output shaft; and five friction elements. A second ring gear is constantly locked. A first carrier is connected with a third carrier to define a first rotating... Agent: Foley And Lardner LLP Suite 500

20090143186 - Automatic transmission: An automatic transmission includes a first planetary gear set; a second planetary gear set; a third planetary gear set; an input shaft; an output shaft; and five friction elements. A first ring gear is constantly locked. A third sun gear is connected with a first sun gear to define a... Agent: Foley And Lardner LLP Suite 500

20090143187 - Automatic transmission: An automatic transmission includes a first planetary gear set; a second planetary gear set; a third planetary gear set; an input shaft; an output shaft; and five friction elements. A first ring gear is constantly locked. A third carrier is connected with a second ring gear to define a rotating... Agent: Foley And Lardner LLP Suite 500