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:
May. 22, 2007
Filed:
Oct. 26, 2004
Applicant:
Yuuki Ohta, Okazaki, JP;
Inventor:
Yuuki Ohta, Okazaki, JP;
Assignee:
Aisin Seiki Kabushiki Kaisha, Kariya-Shi, Aichi-Ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 45/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A lock-up clutch control device for controlling a lock-up clutch mechanism provided to a torque converter is including an estimator means for estimating a contact timing of a friction material included in the lock-up clutch mechanism during a driven state based on an engine rotational speed change when condition of the lock-up clutch mechanism is changed from a disengaging state to an engaging state.