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. 18, 2025
Filed:
Jan. 03, 2022
Applicant:
Schaeffler Technologies Ag & Co. KG, Herzogenaurach, DE;
Inventors:
Kayla Covington, Dalton, OH (US);
Rashid Farahati, Copley, OH (US);
Murat Bakan, Canton, OH (US);
Michael Yanetta, Valley City, OH (US);
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 69/02 (2006.01); F16D 13/64 (2006.01); F16D 13/72 (2006.01); F16D 13/74 (2006.01);
U.S. Cl.
CPC ...
F16D 69/026 (2013.01); F16D 13/64 (2013.01); F16D 13/72 (2013.01); F16D 13/74 (2013.01); F16D 2200/006 (2013.01);
Abstract
A clutch assembly for a motor vehicle drivetrain includes a rigid support and a wet friction material fixed to a surface of the rigid support. The wet friction material includes a base material including a matrix of fibers and filler particles embedded in the matrix of fibers. The filler particles include calcined kaolin clay, and the base material includes, by percent weight, 5 to 60% of calcined kaolin clay. The wet friction material also includes a binder embedded in the base material. The binder is tung modified phenolic resin.