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. 03, 1998
Filed:
Mar. 06, 1996
Applicant:
Inventors:
Tomoyuki Hara, Isehara, JP;
Toshiharu Takasaki, Sagamihara, JP;
Assignee:
Nissan Motor Co., Ltd., Yokohama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D / ;
U.S. Cl.
CPC ...
731181 ; 73121 ; 340454 ;
Abstract
A system for determining a residual life of a friction clutch is constructed so that the loaded condition of the clutch is determined in accordance with detected differential revolution, control oil pressure, oil temperature, and loading time, with which the residual life of the friction clutch is calculated.