About 199 results
https://drivepatents.com/patents/1080063 · 9 Feb 2005
The method involves canceling a sliding of a clutch (2) according to a time derivative of rotation speeds of crankshaft and output shaft of the clutch, while changing transmission ratio of the clutch or at the time of breakaway of the clutch. The sliding i...
https://drivepatents.com/patents/1081902 · 1 Dec 2004
Gearbox arrangement for transfer of a torque from a drive unit (14) to a drive axle (40) of a vehicle (10) with a load-switching gearbox (18) and a clutch (20). During a gear change of the gearbox in which the drive unit operating conditions remain essenti...
https://drivepatents.com/patents/1082636 · 10 Nov 2004
The invention relates to a method for controlling an automotive vehicle having a first clutch (5) mounted between an engine (1) and a gear drive transmission, for connecting or disconnecting torque transmitted from an engine to driving wheels (22), and tor...
https://drivepatents.com/patents/1082492 · 10 Nov 2004
The invention relates to a method and a system for controlling a vehicle, wherein, at the time of shifting from one gear train among a plurality of gear trains to another gear train, a transmission for controlling a transfer torque variable mechanism and s...
https://drivepatents.com/patents/1082690 · 3 Nov 2004
A vehicle includes an engine that powers a wheel through a drive train. The drive train includes a continuously variable transmission (CVT) and toothed gearing disposed between the CVT and the wheel. A release clutch is also disposed between the CVT and th...
https://drivepatents.com/patents/1084096 · 15 Sep 2004
A continuously variable transmission is disclosed comprising a transmission input, a transmission output, and a continuously variable ratio unit ("variator") arranged to be coupled between the transmission input (205) and output (240) by means of at least ...
https://drivepatents.com/patents/1084114 · 8 Sep 2004
The present invention relates to an operation mechanism for adjusting engine output by a driver, an engine (301) for generating power for driving a car, a means for adjusting the engine output according to the operation state of the operation mechanism, a ...
https://drivepatents.com/patents/1084199 · 8 Sep 2004
A method and arrangement for controlling a continuously variable transmission with improved response time, the continuously variable transmission having a first pulley engagable with an engine and having a second pulley drivingly connected to the first pul...
https://drivepatents.com/patents/1084539 · 25 Aug 2004
A method of controlling the torque transferred across each of the two clutches (32,34) of a dual clutch transmission (10) during a gear shift, wherein the first of the two clutches (32) is the off-going clutch and the second of the two clutches (34) is the...
https://drivepatents.com/patents/1084535 · 25 Aug 2004
A method of controlling the pressure applied to the engaged clutch of a vehicle having a dual clutch transmission to control the torque transferred across the engaged clutch thereby providing engine speed control for each gear based on the engine throttle ...