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:
Jul. 13, 1982
Filed:
Jul. 18, 1980
Applicant:
Inventors:
Hiroyuki Kosuda, Numazu, JP;
Kenji Niijima, Shizuoka, JP;
Assignee:
Toho Beslon Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; C23C / ; B44D / ; F16D / ;
U.S. Cl.
CPC ...
191 50 ; 428408 ; 428366 ; 428367 ; 428368 ; 428902 ; 428218 ; 428689 ; 428697 ; 428699 ; 264 292 ; 427228 ; 427379 ; 4271261 ; 1882 / ; 1921 / ; 423448 ;
Abstract
A friction material comprising a carbon fiber reinforced carbon with an oxidation temperature of at least 800.degree. C. and a crystallinity index of matrix carbon of from 2.3 to 5.0, a process for the production of the same, and a friction element comprising the same.
Kosuda, Hiroyuki. (1982). Carbon fiber reinforced carbon friction element and method of making (U.S. Patent No. 4339021). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4339021
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile