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:
Nov. 27, 2018
Filed:
Sep. 29, 2014
Applicant:
Aisin Aw Co., Ltd., Anjo-shi, Aichi-ken, JP;
Inventor:
Nakatsune Hattori, Anjo, JP;
Assignee:
AISIN AW CO., LTD., Anjo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 13/74 (2006.01); F16D 13/52 (2006.01); F16D 25/0638 (2006.01); F16D 13/68 (2006.01); F16D 25/12 (2006.01);
U.S. Cl.
CPC ...
F16D 13/74 (2013.01); F16D 13/52 (2013.01); F16D 13/683 (2013.01); F16D 25/0638 (2013.01); F16D 25/123 (2013.01);
Abstract
A wet friction engagement element including a drum having a cylindrical drum portion; a hub having a cylindrical hub portion; an annular friction plate fitted in an inner periphery of the drum portion and having a friction material bonded to its surface; and an annular separator plate fitted on an outer periphery of the hub portion and capable of frictionally engaging with the friction plate.