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Planetary gear transmission systems or components December patent applications/inventions, industry category 12/10

20100331130 - Hybrid drive for a transportation means: A hybrid drive is proposed for traction wheels of a vehicle, which drive comprises a mechanical power source with a shaft, a planetary mechanism having a sun and a ring gear wheels, and two reversible electrical machines connected to an electrical power source via a control system. A carrier of... Agent: Aleksandr Smushkovich

20100331131 - Hydraulic pump device for work vehicle: A hydraulic pump device for a work vehicle having a transmission case that houses a PTO shaft (12) comprises: a hydraulic pump (35), a pump input shaft (36) of the hydraulic pump (35) that has a projecting shaft portion projecting into the transmission case (1), a first bevel gear (41),... Agent: The Webb Law Firm, P.C.

20100331132 - Dct transmission utilizing a two axis chain: A vehicle dual clutch transmission is provided which includes a first clutch housing driven along a first axis extending generally aligned with the output axis of an engine. A second clutch housing is provided which is chain driven from the first clutch housing and extends along a second generally parallel... Agent: Warn, Hoffmann, Miller & Ozga, P.C.

20100331133 - Superposition-drive for a steering system: A superposition gear unit for a steering system of a motor vehicle. The gear unit comprising a drive input shaft (1) and a drive output shaft (2) which each carry gearwheels (3, 4; 3′, 4′) at their ends facing toward one another such that rotational movement of the input shaft... Agent: Davis & Bujold, P.l.l.c.

20100331134 - axle: An axle has a central crown wheel receiving portion with a pinion side and an opposite side. The opposite side is defined by a first crown wheel bowl for receiving a part of a crown wheel, the first crown wheel bowl having a peripheral edge. The axle includes a second... Agent: Carlson, Gaskey & Olds, P.C.

20100331135 - Gear train of automatic transmission for vehicles: A gear train of an automatic transmission for vehicles has advantages of improving power delivery performance and reducing fuel consumption as a consequence of realizing eight forward speeds and one reverse speed by combining two simple planetary gear sets and one compound planetary gear set with two clutches and four... Agent: Morgan, Lewis & Bockius LLP (sf)

20100331136 - Gear train of automatic transmission for vehicles: A gear train of an automatic transmission for vehicles is provided to improve power delivery performance and reduce fuel consumption as a consequence of realizing eight forward speeds and two reverse speeds by combining two simple planetary gear sets and one compound planetary gear set with two clutches and four... Agent: Morgan, Lewis & Bockius LLP (sf)

20100331137 - Multispeed transmission: A transmission having input and output shafts, gearsets (RS1-RS4), shafts (1-8) and elements (A-E). Carriers of gearsets (RS4, RS3) are respectively connected to the input and the output forming shafts (1, 2). Sun gears of gearsets (RS1, RS4) are coupled forming shaft (3). The ring gear and a carrier respectively... Agent: Davis & Bujold, P.l.l.c.

20100331138 - Eight to thirteen speed automatic transmission: An eight, nine, eleven or thirteen speed automatic transmission has an input and output, four planetary gear assemblies, four connecting members for coupling certain elements of the planetary gear assemblies to other elements, four brakes for selectively connecting certain elements of the planetary gear assemblies to ground and three friction... Agent: Vivacqua Law, PLLC

20100331140 - Epicyclic gear system with load share reduction: A journal bearing includes a main body and a connection portion. The main body extends radially outward from a central cavity to an interface surface. The connection portion supports an end of the main body and extends radially around the central cavity. The connection portion has a dimension selected as... Agent: Kinney & Lange, P.A.

20100331139 - Epicyclic gear system with superfinished journal bearing: An epicyclic gear assembly includes a ring gear, a sun gear, at least one star gear enmeshed between the ring gear and sun gear, a carrier and a journal bearing. The carrier is disposed adjacent the rotatable sun gear and star gear. The journal bearing is disposed in the at... Agent: Kinney & Lange, P.A.

20100323836 - Concentrically aligned planetary gear assembly and power transmission device: A concentrically aligned planetary gear assembly and a power transmission device are provided. The planetary gear assembly includes a ring gear, having a bottom cover and a top cover; a graded transmission module; a power input module, having a power shaft and a power input gear; and a power output... Agent: Morris Manning Martin LLP

20100323837 - Transmission device: A transmission device, for a motor vehicle, with at least two drive output shafts and two multi-shaft planetary gearsets in active connection with one another. A shaft of a planetary gearset is actively connected with an output shaft and is shifted, between first and second power paths, such that in... Agent: Davis & Bujold, P.l.l.c.

20100323838 - Transmission device comprising at least two output shafts and at least two multi-shaft planetary gear sets: A transmission device with at least two output shafts and at least two multi-shaft planetary gearsets being actively connected. A shaft of each gearset can be actively connected with an output shaft. A shifting mechanism is provided, between the two output shafts, for shifting between a first power path and... Agent: Davis & Bujold, P.l.l.c.

20100323839 - Forward-reverse switching device for vehicle: A forward-reverse switching device for a vehicle includes a planetary gear set and a one-way clutch coupled to any two rotating elements among first, second and third rotating elements, each corresponding to any one of a ring gear, a carrier and a sun gear, of the planetary gear set. The... Agent: Gifford, Krass, Sprinkle,anderson & Citkowski, P.c

20100323841 - Differential carrier consisting of half-shells and a process of producing a differential carrier: A differential carrier with an axis of rotation A around which the differential carrier can be rotatably supported in a differential housing is disclosed. The differential carrier comprises a first half-shell and a second half-shell. Each half-shell comprises a central carrier portion and two outer bearing portions. The two half-shells... Agent: Gkn Driveline/ttg

20100323840 - Gear set for differential: A differential includes a side gear comprising a helical face gear; a helical pinion configured for meshing engagement with the side gear; a pinion housing configured to house the helical pinion; and a first support member configured to support the helical pinion. The side gear rotates around a differential axis.... Agent: Dykema Gossett PLLC

20100323842 - Multi-speed transmission: A transmission is provided having an input member, an output member, four 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 are clutches and a brake.... Agent: Vivacqua Law, PLLC

20100323843 - Multi-speed transmission: A transmission is provided having an input member, an output member, four 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.... Agent: Vivacqua Law, PLLC

20100317476 - Hybrid module for interconnecting an engine and a transmission: A hybrid module is configured to interconnect an engine and a transmission. The hybrid module includes an electric motor and a first and second carrier. The first carrier is operatively connected to the transmission and is rotatable about the central axis at a first rotational velocity with the electric motor.... Agent: Quinn Law Group, PLLC

20100317477 - Epicyclic gear system with improved lubrication system: A journal bearing that includes a central body having first and second passageways and a filter. The central body extends axially and is adapted to be supported at each outer end. The first passageway extends generally axially through a portion of the central body. The filter is disposed in the... Agent: Kinney & Lange, P.A.

20100317478 - Journal bearing with single unit jumper tube and filter: A journal bearing includes a central body having first passageway and a filter module. The central body extends axially and is adapted to be supported at each outer end. The first passageway extends generally axially through a portion of the central body. The filter module is disposed in the first... Agent: Kinney & Lange, P.A.

20100317479 - Chainset with interchangeable chainrings: Bicycle chainset comprising: two cranks (4,5) each comprising, at one end, means (7) for fastening a pedal, a main axle, of axis x-x′, coupled in rotation to the two cranks (4, 5) and intended to be fitted into a bottom bracket (3) of a bicycle frame (2), and at least... Agent: Dowell & Dowell P.C.

20100317480 - Face gear differentials incorporating a torque ring: A gear set is provided including a side gear comprising a helical face gear with at least one helical tooth and a helical pinion. The helical pinion may have at least one helical tooth and may have an apex angle that is less than about 20°. The helical pinion may... Agent: Dykema Gossett PLLC

20100317481 - All gear crossed-axis differential: An all-gear differential designed primarily for motor vehicle use, employing a “cross-axis” arrangement defined by a pair of helical “side” or “S” gears rotatable about a common first axis and mountable on respective opposite vehicle axles, and one or more pairs of “balance” or “B” gears rotatable about second axes... Agent: Woods Oviatt Gilman LLP

20100317482 - Limited slip differential using face gears and a pinion housing: A differential includes a differential case; a side gear comprising a helical face gear; a helical pinion configured for meshing engagement with the side gear; and a pinion housing configured to support the helical pinion. The pinion housing includes a first face; a second face opposing the first face; a... Agent: Dykema Gossett PLLC

20100317483 - High performance differential: A gear set includes a first gear having at least one tooth with a first tooth profile. The first tooth profile may comprise a first segment comprising a first plurality of sections. At least one of the first plurality of sections may have a first profile angle, and at least... Agent: Dykema Gossett PLLC

20100311532 - Arrangement with at least one hydraulically bidirectional actuatable switching element: An arrangement with at least one shifting element (2) arranged within a housing (1) of a transmission which can be hydraulically acted upon with a pressure medium from a pressure medium supply for the purpose of being coupled to and decoupled from at least one component of the transmission. The... Agent: Davis & Bujold, P.l.l.c.

20100311533 - Locking power transmitting device: A power transmitting device includes a case and first and second dogs. The first dog is rotatably disposed in the case about an axis and includes a set of first dog teeth. The second dog is movable along the axis and is non-rotatably coupled to the case. The second dog... Agent: Harness, Dickey & Pierce, P.L.C

20100311534 - Automatic transmission: Provided is an automatic transmission capable of reducing friction loss. A first element (Sa) is coupled with an input shaft (2), a second element Ca is coupled with a first driving gear (G1a). A first driven gear (G1b) is pivotally supported on an output shaft (3), a seventh element (Rc)... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20100311536 - Automatic transmission: An automatic transmission includes a first planetary gear set including first to third rotating elements; a second planetary gear set including fourth to sixth rotating elements; a third planetary gear set including seventh to sixth to ninth rotating elements; an input shaft constantly connected with the first rotating element; an... Agent: Foley And Lardner LLP Suite 500

20100311535 - Power transmission apparatus using planetary gear having a plurality of gear trains and methods of use thereof: The present invention relates to a power transmission apparatus using a planetary gear having a plurality of gear trains and methods of use thereof. The object of the present invention is to provide a power transmission apparatus and methods of use thereof using a planetary gear having a plurality of... Agent: Jae Y. Park

20100311537 - Arrangement of a planetary gearset: An arrangement for planetary gearsets comprises at least simple radially inner and radially outer planetary gearsets each comprising a sun gear, a ring gear and a carrier that carries planetary gears. The two gearsets are coaxially aligned and one of the gearsets is radially nested inside the sun gear of... Agent: Davis & Bujold, P.l.l.c.

20100304912 - Transmission with mechanically-biased clutch: A transmission configured for receiving power from an engine is provided with a normally-closed clutch in order to permit operation in modes requiring closure of the clutch even when hydraulic power from a pump powered by the engine or by rotation of a transmission member is not available, or is... Agent: Quinn Law Group, PLLC

20100304913 - Speed change mechanism: A speed change mechanism 1 includes first and second planetary gear sets 11, 12 enclosed within a sleeve ring 14. A first one-way clutch 141 transmits drive from an output 114 of the first gear set to the sleeve ring and second one-way clutch 142 transmits drive from an output... Agent: Barlow, Josephs & Holmes, Ltd.

20100304914 - Limited slip differential with positive lube flow to clutch plates: A differential with a differential case, a differential gear set and a clutch pack. Apertures are formed axially through the differential case and the clutch pack to facilitate the introduction of lubricant through the differential case and into the clutch pack. An axle assembly and a method of operating an... Agent: Harness, Dickey & Pierce, P.L.C

20100304915 - Cam-based infinitely variable transmission: A cam based infinitely variable transmission incorporation a ratcheting drive mechanism with one set of planetary gears and a cam with two followers mounted on a carrier with said gears and adapted to in infinitely variable in output but maintain a uniform output for a given uniform input. The followers... Agent: James W. Hiney, Esq.

20100304916 - Locking differential side gear to friction disc unloading: A differential is provided that includes a case, a cam side gear disposed proximate a first end of the case, and a side gear disposed proximate a second end of the case. The side gears have respective hubs. The differential further includes a first clutch pack disposed around the hub... Agent: Dykema Gossett PLLC

20100304917 - Multi-speed transmission: A transmission is provided having an input member, an output member, four planetary gear sets, a plurality of coupling members and a plurality of torque transmitting devices. Each of the planetary gear sets includes a sun gear member, a planet carrier member, and a ring gear member. The torque transmitting... Agent: Vivacqua Law, PLLC

20100304919 - Machine element: A machine element having that has at least one rotationally symmetrical section which is configured like a hollow body. In the machine element at least the rotationally symmetrical section is formed from two elements of bowl-shaped design which close the machine element on the end side and in the process... Agent: Lucas & Mercanti, LLP

20100304918 - Planetary carrier assembly with integrated park gear for a transmission: A planetary carrier assembly for a transmission includes a first carrier portion and a second carrier portion. The first carrier portion includes a spider flange portion and at least one first carrier arm half extending along the longitudinal axis. The second carrier portion includes a park gear flange and at... Agent: Quinn Law Group, PLLC