About 69 results
https://drivepatents.com/patents/1016177 · 26 Jan 2011
The system has a rotor (16) connected to an electric accumulator (72). A drive shaft (12) is controlled by an electric machine (14) and/or an internal-combustion engine (10) for rotating a motive axle (60) of a vehicle. A rotary speed variation device is l...
https://drivepatents.com/patents/1016464 · 19 Jan 2011
[Subject] In a hybrid drive power apparatus, distortional oscillation of power transfer shafts caused by fluctuation in output torque of an engine is restrained to prevent the occurrence of unpleasant noises such as hitting noise of gear teeth, harsh noise...
https://drivepatents.com/patents/1075398 · 3 Aug 2005
The method involves lowering torque transmitted by a clutch assigned to an old gear from starting value to zero, while increasing torque transmitted by the clutch assigned to a new gear from zero to starting value. An electric machine outputs boost torque ...
https://drivepatents.com/patents/1076244 · 29 Jun 2005
A drive and a method to control the drive of an agricultural vehicle, especially of a tractor, is described. The drive includes a combustion engine (M) and an infinitely variable electro-mechanical torque split gear. To avoid dissipation of reactive power ...
https://drivepatents.com/patents/1077299 · 1 Jun 2005
The invention relates to a gear box for selecting a gear train arranged between input and output shafts and shifting gears is used as a transmission, and furthermore, a motor (2) is connected to a differential device (111) of the input and output shafts, a...
https://drivepatents.com/patents/1079406 · 9 Mar 2005
The invention relates to a transmission, control units for that transmission on a vehicle using the same. The object of the invention is to provide a less expensive active transmission control system for an automobile, capable of disconnecting an engine (1...
https://drivepatents.com/patents/1080049 · 9 Feb 2005
A hybrid electric vehicle runs by torque of an internal combustion engine (11, 111) and torque of an electric motor (13, 116) that are output through a transmission. The transmission comprises a first shaft (21, A113) that is connectable to the internal co...
https://drivepatents.com/patents/1083205 · 13 Oct 2004
The gearbox (1) has a main shaft (2) coupled in rotation with an output shaft (3) of an engine (4). A stationary pinion is fixed in an auxiliary socket mounted in rotation on the shaft (2). An idler gear is coupled to a secondary shaft, parallel to the sha...
https://drivepatents.com/patents/1099008 · 15 Jan 2003
The device has the input shaft of a planetary gearbox (13-16) coupled to an engine crankshaft (11), the input and one output shaft or both output shafts directly coupled to two rotors (20,21) of an electric drive, one with an energy supply for producing a ...
https://drivepatents.com/patents/1102013 · 4 Sep 2002
The present invention provides a driving apparatus for a vehicle comprising an engine (11) for providing a primary driving force to a driving shaft (14) and an auxiliary power plant (17) connected with the engine (11) through a transmission (12) the transm...