US Patent 8006820 Clutch damper spring pocket improvement

Patent 8006820 was granted and assigned to Eaton Corporation on August, 2011 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Eaton Corporation

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

8006820

Date of Patent

August 30, 2011

Patent Application Number

12193386

Date Filed

August 18, 2008

Patent Primary Examiner

‌

Richard M Lorence

Patent abstract

A torsional damper with a hub assembly and a disc assembly has coil springs disposed therebetween. The coil springs are disposed in pockets defined in part by apertures in opposed cover plates. The apertures have sharply angled end portions providing deflection relief near the ends of the coil springs.