Planetary gear transmission systems or components inventions 01/06

20060019786 - Auxiliary machine driven by engine and motor and capable of starting engine: An auxiliary machine driven by an engine comprises: an operating section operated by a rotary motion and having a drive shaft; an input shaft, one side of which is connected to the engine and the other side of which is connected to the operating section; a clutch for connecting the...

20060019784 - Electrically variable transmission having a mechanical reverse mode: The present invention provides an electrically variable transmission having two planetary gear sets, two motor/generators, and six torque transfer devices to provide input split, compound split, output split, neutral, electric reverse and mechanical reverse modes of operation. The electrically variable transmission includes: an input member to receive power from an...

20060019785 - Electrically variable transmission with selective fixed ratio operation: An electrically variable transmission includes: an input member to receive power from an engine; an output member; first and second motor/generators; and first and second differentially geared planetary gear sets each having first, second and third gear members. The input member is continuously connected to the first member of the...

20060019787 - Electro-hydrodynamic superposition steering system: A superposition steering system for tracklaying or wheeled vehicles with nonpivoting wheels with a drive system (1) and a zero shaft (10, 10′) to transfer the drive power from one drive side to the other, via at least one steering differential gear (9), wherein the zero shaft (10, 10′) can...

20060019788 - Differential gear mechanism and improved axle retention arrangement therefor: A differential gear mechanism (11) and improved axle shaft (53) retention arrangement for the axle shaft. The mechanism includes a side gear (27) defining first internal splines, a coupling (35) defining second internal splines (35S), and a rotor (49) of a gerotor pump defining third internal splines (49S). The axle...

20060019789 - Annular member and drive device comprising the annular member: An annular member intended to form a part of a bearing unit includes a first portion which radially externally forms a race for receiving at least one row of balls and radially internally is provided with teeth and forms a gear rim. The first portion is provided with a through-hole...

20060019790 - All-terrain vehicle with substransmission detachably mounted to the engine: An all-terrain vehicle (ATV) has a subtransmission detachably fastened to an engine casing. The engine crankshaft includes a drive pulley connected via a belt to a driven pulley in the subtransmission, thus providing a continuously variable transmission (CVT) between the engine crankshaft and the subtransmission. The subtransmission includes a 2WD-4WD...

20060019791 - Planetary gearing for a dual clutch transmission: A multiple speed transmission includes first and second input clutches driveably connected to an input, and a gear system that includes four planetary gear units, each gear unit including a sun gear, a ring gear, planet pinions meshing with the sun gear and ring gear, and a carrier rotatably supporting...

20060019792 - Planetary transmissions having a stationary member and at least two input clutches: The family of transmissions has a plurality of members that can be utilized in powertrains to provide at least eight forward speed ratios and one reverse speed ratio. The transmission family members include three planetary gear sets having seven torque-transmitting mechanisms, an interconnecting member, and a grounded planetary gear member....

20060019793 - Planetary transmissions having one interconnecting member and an input member: The family of transmissions has a plurality of members that can be utilized in powertrains to provide at least eight forward speed ratios and one reverse speed ratio. The transmission family members include three planetary gear sets having seven torque-transmitting mechanisms and a fixed interconnection. The powertrain includes an engine...

20060019795 - Planetary transmissions having input clutches and three interconnected gear sets: The family of transmissions has a plurality of members that can be utilized in powertrains to provide at least eight forward speed ratios and one reverse speed ratio. The transmission family members include three planetary gear sets having seven torque-transmitting mechanisms and three fixed interconnecting members. The powertrain includes an...

20060019794 - Planetary transmissions having input clutches and two interconnecting members: The family of transmissions has a plurality of members that can be utilized in powertrains to provide at least eight forward speed ratios and one reverse speed ratio. The transmission family members include three planetary gear sets having seven torque-transmitting mechanisms and two fixed interconnecting members and a grounded member....

20060014601 - Limited slip differential: A limited slip differential comprises a housing having an input, a first output, and a second output rotatably mounted in the housing. A friction clutch in the housing limits slip between the first output and the second output, and a mechanism in the housing applies an axial force to the...

20060014602 - Motor power train and method of assembling the same: A motor power train which includes a reducer for amplifying motor drive torque, a differential device with a clutch mechanism and a differential gear unit to allocate the drive torque to wheels, and a casing for housing them. The reducer includes a first shaft as an input shaft; a second...

20060014603 - Planetary transmissions having a stationary member and input clutches: The family of transmissions has a plurality of members that can be utilized in powertrains to provide at least eight forward speed ratios and one reverse speed ratio. The transmission family members include three planetary gear sets having seven torque-transmitting mechanisms, an interconnecting member, and a grounded planetary gear member....

20060014604 - Multistep gear: The invention relates to a multi-step gear, comprising a drive shaft (1) linked with a front-mounted gear train (VS), an output shaft (2) linked with a rear-mounted gear train (NS), and maximally seven shift elements (A, B, C, D, E, D′, A′) through the selective shifting of which at least...

20060009323 - Hybrid electric vehicle: A hybrid electric drive system for a motor vehicle includes a heat engine, a first motor, a second motor, and a planetary gear unit. The planetary gear unit includes at least a sun gear (an input element), a ring gear (an input element) and a pinion carrier (an output element)....

20060009324 - Directly driven drive axle with a gear train comprising an axially-fixed sun pinion: The invention relates to a drive axle for electrically-driven vehicles with an electric motor (11), arranged on the driven motor shaft (12) and driveshafts (14, 15), connected to the motor shaft (12) with an interposed reduction gear train (13) and a subsequent differential gear for each wheel arranged thereon. An...

20060003860 - Bottom bracket structure with dynamo: A bicycle bottom bracket structure is provided that has a dynamo for generating electricity when the rider is pedaling the bicycle. The dynamo has a stationary part fixed to a portion of a bicycle frame and a rotational part coupled to rotate relative to the portion of the bicycle frame....

20060003861 - Continuously variable hydro-mechanical transmission: A transmission for use with a power source and a load includes a primary sun gear adapted to be coupled to the power source, a hydrostatic power unit including a pump coupled to a motor, a ring gear driven by the motor, a secondary sun gear coupled to a first...

20060003862 - Continuously variable stepped transmission: A continuously variable transmission for use with motor vehicles includes and electronic control unit, and automated gear unit, a variator, an input gear set, an input fixed ratio element and an output fixed ratio element. The electronic control unit is configured to include logic rules for controlling a transmission, the...