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:
Oct. 29, 2019
Filed:
Dec. 20, 2013
Applicant:
Akebono Brake Industry Co., Ltd., Chuo-ku, Tokyo, JP;
Inventors:
Yoshiyuki Sugai, Tokyo, JP;
Katsuji Seki, Tokyo, JP;
Assignee:
AKEBONO BRAKE INDUSTRY CO., LTD., Chuo-ky, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/144 (2006.01); F16D 69/02 (2006.01); H01L 31/02 (2006.01);
U.S. Cl.
CPC ...
H01L 27/1446 (2013.01); F16D 69/026 (2013.01); H01L 31/02005 (2013.01); F16D 2200/0086 (2013.01);
Abstract
A subject for the invention is to provide a friction material which contains neither any copper component nor metallic fibers and which has stable frictional properties and excellent wear resistance and is less apt to attack mating materials. This invention relates to a friction 10-35% by volume potassium titanate having a plurality of protrudent shapes, 3-10% by volume abrasive material having a Moh's hardness of 7 or higher, and 10-30% by volume elastomer-modified phenolic resin.