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. 01, 2003
Filed:
Nov. 01, 2001
Applicant:
Inventors:
Makoto Suzuki, Shizuoka, JP;
Masahiro Mori, Shizuoka, JP;
Hideki Tatewaki, Shizuoka, JP;
Sousuke Kawai, Shizuoka, JP;
Hirokazu Yagi, Shizuoka, JP;
Assignee:
NSK-Warner Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M / ; C08J 5/14 ;
U.S. Cl.
CPC ...
C10M / ; C08J 5/14 ;
Abstract
A wet friction material comprises a fiber base material, a filler and a binder: wherein the filler contains a disc-shaped diatomaceous earth; wherein the filler contains at least one of a filler having Mohs hardness of 8 to 9.5 and a diatomaceous earth and the binder contains a specific silicone resin binder; or wherein the binder contains another specific silicone resin binder.