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:
Jan. 27, 2015
Filed:
Mar. 18, 2013
GM Global Technology Operations Llc, Detroit, MI (US);
Robert Alan Dziurda, Waterford, MI (US);
GM Global Technology Operations, LLC, Detroit, MI (US);
Abstract
A multiplate clutch assembly for use in an automotive powertrain is provided that includes a first member, a second member, a plurality of first clutch plates attached to the first member, and a plurality of second clutch plates attached to the second member. The first and second clutch plates are disposed alternatively with one another. At least two of the first clutch plates have separator portions that are configured to contact each other and provide a separation force therebetween. A clutch plate is also provided that includes an annular main body portion defining an aperature therethrough and defining and outer edge and an inner edge. Separator teeth extend from a tooth edge, the tooth edge being one of the inner and outer edges of the main body portion. Each separator tooth is bent at an acute angle with respect to the main body portion.