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:
May. 01, 2012
Filed:
Jul. 30, 2008
Applicants:
Scott Schrader, Canton, OH (US);
Yang Liang, Waterloo, IA (US);
Inventors:
Scott Schrader, Canton, OH (US);
Yang Liang, Waterloo, IA (US);
Assignee:
Schaeffler Technoloiges AG & Co. KG, Herzogenaurach, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 13/64 (2006.01); F16D 13/72 (2006.01);
U.S. Cl.
CPC ...
Abstract
A wet clutch having friction surfaces, where at least one friction surface consists of a porous friction lining with essentially flat surface placed on a supporting part. In order to achieve better cooling of the friction lining and supporting part and of the opposing friction surface by means of cooling oil pressed through the porous friction lining under pressure, the friction lining is provided with at least one cut-out.