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. 19, 2019
Filed:
Mar. 02, 2017
Applicant:
Akebono Brake Industry Co., Ltd., Tokyo, JP;
Inventors:
Assignee:
AKEBONO BRAKE INDUSTRY CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 69/02 (2006.01); C08K 7/02 (2006.01); C08L 61/06 (2006.01);
U.S. Cl.
CPC ...
F16D 69/026 (2013.01); C08K 7/02 (2013.01); C08L 61/06 (2013.01); C08L 2205/16 (2013.01); F16D 2200/0065 (2013.01); F16D 2200/0069 (2013.01);
Abstract
A friction material includes a fiber base material, a friction modifying material and a binder. The friction modifying material includes alumina particles including, as a main component, θ-alumina particles. The θ-alumina particles are contained in an amount of 1 mass % or more in the friction material.