Planetary gear transmission systems or components inventions 09/09

20090239698 - Differential assembly with assembly openings: The invention relates a differential assembly in the form of a crown differential for being used in the driveline of a motor vehicle. The differential assembly (2) comprises a one-piece differential carrier (3) which is rotatably drivable around an axis of rotation A and, in a casing portion (7), comprises... Agent: Gkn Driveline/ttg

20090239699 - Eight speed planetary kinematic arrangement with two rotating clutches: A multiple speed power transmission comprising: four epicyclic gearing assemblies each having first, second, and third rotating elements with specified interconnections, an input shaft connected to one of the rotating elements, an output shaft, two rotating clutches releasably connecting the input shaft to rotating elements, and four brakes selectively holding... Agent: Ford Global Technologies, LLC

20090239700 - Eight-speed transmission: An eight speed transmission is provided having three planetary gear sets controlled by seven or optionally eight torque-transmitting mechanisms to provide eight forward speed ratios and a reverse speed ratio. The first planetary gear set is representable by a three-node first lever. The second and third planetary gear sets are... Agent: Quinn Law Group, PLLC

20090239701 - Printing apparatus with planetary gear unit for resolving paper jam: A printing apparatus includes a housing including a feeding tray and an ejecting tray, an image forming unit disposed in the housing, a drive motor disposed in the housing, and a driving device disposed in the housing and driven by the drive motor. The driving device is adapted to convey... Agent: Rosenberg, Klein & Lee

20090239702 - Device for the variable driving of a hollow shaft with an internal spindle: A device for the variable driving of a hollow shaft and an inner shaft or spindle that is supported on the latter and lies inside it, is particularly suited for moving component parts of a tire building machine, using driving devices. The hollow shaft is coupled to the inner shaft... Agent: Lerner Greenberg Stemer LLP

20090233747 - Torque-adjusting drive mechanism for a propellable device: A drive mechanism includes a drive assembly including a driven element, a first driveshaft, configured to be engaged with the drive assembly, the first driveshaft configured to rotate in a first direction and relate a first assembly torque to the drive assembly and a first drive torque to the driven... Agent: Schwegman, Lundberg & Woessner, P.A.

20090233748 - Vehicle differential including pump with variable-engagement clutch: A vehicle differential assembly is provided that includes a differential adapted to allow differing rotational speed between a pair of outputs. The differential includes a gear assembly connected to the outputs and one or more hydraulically-actuated clutches for selectively and variably coupling the outputs. A hydraulic pump is adapted to... Agent: Dykema Gossett PLLC

20090233749 - Composite planetary gear apparatus: The composite planetary gear apparatus according to the present invention can bring about an advantageous effect to prevent fuel efficiency from being lowered stemming from the increased stirring loss of oil. The apparatus comprises a first planetary gear assembly 11 having a sun gear S1, pinion gears P1, and a... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090233750 - Hollow speed reducer: A hollow speed reducer 10 is a planetary gear apparatus comprising a crankshaft 11, a pinion 12 formed with outer teeth at an outer periphery thereof, fitted to a crank portion of the crank shaft 11 and eccentrically moved, and a case 13 an inner peripheral face of which is... Agent: Panitch Schwarze Belisario & Nadel LLP

20090233751 - Preloaded differentials: A preloaded differential includes may take the form of a hold-out ring type locking differential having a preloaded thrust assembly that may be insertable in the differential as a one-piece unit. The preloaded thrust assembly includes a pair of thrust members each having complimentarily shaped protruding and recessed portions that... Agent: Black Lowe & Graham, PLLC

20090233752 - Differential lock mechanism: A differential lock mechanism is provided for use in an axle assembly having a differential, an input member and first and second axles. A lock sleeve is co-axially disposed about the first axle, with the lock sleeve being rotatable with the first axle and laterally movable relative to the first... Agent: Ulmer & Berne, LLP Attn: Diane Bell

20090233753 - Gear train of automatic transmission for vehicle: A gear train of an automatic transmission for a vehicle includes a first planetary gear set being a simple planetary gear set and a second planetary gear set that is formed of two combined simple planetary gear sets. The gear train combines four clutches and two brakes and realizes seven... Agent: Morgan, Lewis & Bockius LLP (sf)

20090233754 - Planet gear: An epicyclically or so called planet gear system with two annulus gears, two solar gears with external toothing, and two planet gears one of which meshing with an annulus gear and one of which meshing with a sun gear. The gear is interchangeable between a first configuration forming a gear... Agent: Harness, Dickey & Pierce, P.L.C

20090233755 - Overrunning clutch reacting a force produced by a hydraulically actuated friction brake: An assembly for an automatic transmission includes a casing, a carrier of a planetary gear set, a hydraulically actuated brake that driveably connects the carrier and the casing mutually when the brake is engaged in reverse drive and disconnects the carrier from the casing when the brake is disengaged in... Agent: Macmillan, Sobanski & Todd, LLC

20090233756 - Carrier cup of planet carrier: The present invention relates to a carrier cup of a planet carrier that improves strength thereof and reduces noise occurring in an automatic transmission by changing an interior circumferential shape of a leg. The carrier cup of a planet carrier according to an exemplary embodiment of the present invention at... Agent: Morgan, Lewis & Bockius LLP (sf)

20090227409 - Control device and control method for vehicle: During downshifting, a control for restricting an output of an engine to constantly maintain electric power balance between a first electric motor and a second electric motor or a control for suppressing a rate of increase in engine rotational speed by a control on the engine, such as ignition timing... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090227408 - Control device for vehicle power transmitting apparatus: A control device for a vehicle power transmitting apparatus is disclosed, having an electrically controlled differential portion operative to control an operating state of an electric motor to control a differential state, and a shifting portion forming part of a power transmitting path between the electrically controlled differential portion and... Agent: Oliff & Berridge, PLC

20090227407 - Controller of drive device for vehicle: A control apparatus for a vehicular drive system including a differential mechanism operable to distribute an output of an engine to a first electric motor and a power transmitting member, and a second electric motor connected to the power transmitting member. The control apparatus, which permits size reduction of the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090227410 - Mechanical and hydraulic composite transmission device: The present invention relates to a mechanical and hydraulic composite transmission device which includes an engine, a transmission, a planetary gear case, a variable displacement hydraulic pump, a hydraulic motor and a transmission gearbox. The engine is connected with and drives the transmission and the planetary gear case orderly. The... Agent: J C Patents, Inc.

20090227412 - Modular gear train mechanism with an internal motor: A modular gear train mechanism with an internal motor includes a hollow casing with an opening, a flywheel, a motor, a fixing gear, a rotating gear and a top cap sealing the opening. The flywheel is mounted between the interior of the top cap and the interior of the casing.... Agent: Rosenberg, Klein & Lee

20090227411 - Power device for an electric grease gun: A power device for an electric grease gun comprises a first planetary disk, a first planetary gear set, a positioning bearing, a second planetary disk, a second planetary gear set and a ring gear. The first planetary gear set is pivotally disposed on the first planetary disk. The second planetary... Agent: Dr. Banger Shia

20090227413 - Continuously variable transmission-based planetary gear: A continuous variable transmission is provided that is based on gearwheels. The novel gear acts as efficient transmission that can replace conventional manually or automatics gears. The CVT comprises sun gear connected to input shaft and ring gear fixedly connected to output shaft. Planet gear is arranged between and engaged... Agent: William H. Dippert Eckert Seamans Cherin & Mellott, LLC

20090227414 - Differential assembly provided with an adjustment device, in particular for motor vehicles: A differential assembly, in particular for motor vehicles, transmits the motion from an input shaft to a pair of reciprocally counterposed coaxial output shafts and is provided with a ring gear rotably fed in use by the input shaft about a rotation shaft; the assembly being further provided with a... Agent: Fsp LLC

20090227415 - Torque balancing gearbox: A gearbox comprising a gearset is able to transmit high output torques at high numerical reduction ratios at a power-to-weight ratio higher than previously attainable with existing designs. A distributor gear is disposed relative to a spur gear in order to produce automatic torque balancing. The distributor gear can be... Agent: Fish & Associates, PC Robert D. Fish

20090221390 - Hybrid transmission for hybrid vehicles: A hybrid transmission described herein comprises a planetary gear arrangement and a clutch including two electromagnetic clutch portions used to interconnect an internal combustion engine, an electric traction motor, an electric motor/generator and driving wheels of a hybrid vehicle. The hybrid transmission described herein allows various modes of operation.... Agent: Fay Kaplun & Marcin, LLP

20090221391 - Continuously and/or infinitely variable transmissions and methods therefor: Inventive embodiments are directed to components, subassemblies, systems, and/or methods for continuously or infinitely variable transmissions (C/IVT). In one embodiment, a main axle is adapted to receive a shift rod that cooperates with a shift rod nut to actuate a ratio change in a C/IVT. In another embodiment, a lubricant... Agent: Knobbe Martens Olson & Bear LLP

20090221393 - Differential gearing unit for motor vehicles with active control of the drive force distribution: A differential gearing unit for motor vehicles is composed of a housing and, therein, a differential gearing, a step-up and step-down gearing and two controllable friction clutches, with the differential gearing being composed of a driven element and a first and a second drive output element, and transmitting an additional... Agent: Bachman & Lapointe, P.C.

20090221392 - System for protecting a powertrain: A powertrain for a machine is disclosed. The powertrain has a power source and a transmission that is operably connected to the power source. The powertrain also has a differential that is operably connected to the transmission. The powertrain further has a first and second shaft that are operably connected... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20090221394 - Eight, nine and ten speed automatic transmissions: An automatic transmission includes four planetary gear sets, a plurality of friction and synchronizing clutches and two drive assemblies. Input torque is provided to four clutches which selectively provide torque to various elements of the first and second planetary gear assemblies. Similarly, various elements of the first and second planetary... Agent: Vivacqua Law, PLLC

20090221395 - Automatic transmission: An automatic transmission is provided with three planetary gear units and five friction elements that establish at least six forward speeds and one reverse speed by engaging different combinations of three out of five friction elements simultaneously. In the automatic transmission, an output shaft is always connected to a first... Agent: GlobalIPCounselors, LLP

20090221396 - High ratio gear reducer: A gear reducer includes a rotatable planet carrier supporting at least one planetary gear for axial rotation thereon, a stationary ring gear extending around and engageable with the at least one planetary gear, and a moveable ring gear extending around and engageable with the at least one planetary gear. A... Agent: Christie, Parker & Hale, LLP

20090221397 - Gear system for a wind turbine: A gear system (1) comprising a main bearing (3), a main gear (5) and two or more pinion shafts (6). The main bearing (3) directly supports a torque inputting means (2) and defines a rotational axis (4). The pinion shafts (6) are each arranged to mesh with the main gear... Agent: Abelman, Frayne & Schwab