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, 1992
Filed:
Jan. 16, 1991
Applicant:
Inventors:
Yasuhiro Hara, Shimodate, JP;
Mitsuhiro Inoue, Oyama, JP;
Hideo Baba, Shimodate, JP;
Tadashi Okazaki, Oomiya, JP;
Shigeru Kudo, Katsuta, JP;
Assignee:
Hitachi, Chemical Co., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
264112 ; 156245 ; 523149 ;
Abstract
A clutch driven plate comprising a clutch facing plate molded from a clutch facing material comprising a fiber, a binder, and a friction modifier and a back-up plate carrying the clutch facing plate, wherein a number of dimples are formed on the surface of the clutch facing plate. The clutch driven plate is obtainable by thermo-compression molding a back-up plate and a clutch facing material comprising a fiber, a binder, and a friction modifier to integrate the plate and clutch facing material into one body.