About 22 results
https://drivepatents.com/patents/1081970 · 1 Dec 2004
The method involves measuring clutch position (Pefc) when it is closed. The degree of clutch wear is calculated and compared to a determined threshold value. The clutch is progressively opened till a position such that the torque transmitted by the clutch ...
https://drivepatents.com/patents/1083765 · 22 Sep 2004
In automatic shift control apparatus and method for a manual transmission, at least one clutch is interposed between an engine and the manual transmission and a controller performs a feedback control for an engagement force of the clutch after a gear shift...
https://drivepatents.com/patents/1085612 · 14 Jul 2004
The control system has a memory holding a model of clutch torque transmission (M) plotted against position of the clutch withdrawal mechanism (pos). Two extreme values, (Maximal-KL) and (Minimal-KL1) are given, rising from zero torque at the clutch touch p...
https://drivepatents.com/patents/1087357 · 6 May 2004
A clutch control device includes estimating means (16,17,50) for estimating the temperature of the clutch disc (21a), and calculating a correcting value for the control amount imposed by the actuator (23) based upon the estimated temperature of the clutch ...
https://drivepatents.com/patents/1087823 · 21 Apr 2004
A clutch control device controlling clutch torque transferred between a flywheel (10a) and a clutch disc (21a) based on a controlled variable of an actuator (23) in order to transmit required target clutch torque is characterized in that the clutch control...
https://drivepatents.com/patents/1089861 · 4 Feb 2004
A clutch control device including a frictional clutch having a wheel unitarily rotatable with an output shaft of a drive unit and a clutch disc facing to the wheel, and an actuator for controlling an engaging relationship between the clutch disc and the wh...
https://drivepatents.com/patents/1096070 · 14 May 2003
An automatic-clutch control system of a transmission for a vehicle is arranged to calculate a deceleration of the vehicle when shifting is not being executed, when an automatic shift mode is being selected, when an idle switch is set at ON state, and when ...
https://drivepatents.com/patents/1097902 · 5 Mar 2003
A clutch control apparatus comprises a flywheel (10a) integrally rotated with an output shaft of a driving power source (10), an automatic clutch (20) having a clutch disc (21a) arranged facing the flywheel (10a). The clutch control apparatus does not perf...
https://drivepatents.com/patents/1101505 · 25 Sep 2002
The present invention aims to enable the accurate learning of a true torque point in a wet friction clutch (3), prevent the clutch connection shock by absorbing the response delay upon an ordinary clutch connection control, and to successfully combine the ...
https://drivepatents.com/patents/1102931 · 24 Jul 2002
An automatic clutch control method and system includes steps for controlling a vehicle master clutch to prevent the clutch from destructively overheating due to excessive slipping. A heat buildup value is determined from various engine operating parameters...