The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 17, 2015
Filed:
Oct. 29, 2012
Aisin Aw Co., Ltd., Anjo-shi, Aichi-ken, JP;
Hiroshi Tsutsui, Nishio, JP;
Makoto Hashizume, Takai, JP;
Aisin AW Co., Ltd., Anjo, JP;
Abstract
A control device for a lockup clutch of a vehicle. A slip control device executes slip control to make a rotational speed difference between the input member and the input shaft match a target slip speed according to a state of the vehicle by half engagement of the lockup clutch. A clutch temperature obtaining means obtains a clutch temperature of the lockup clutch. A determining means determines if the lockup clutch should be fully engaged or disengaged based on at least a state of the motor if the clutch temperature becomes equal to or higher than a predetermined temperature during execution of the slip control. A slip control stop means for stopping the slip control by fully engaging or disengaging the lockup clutch according to the determination result of the determining means.