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:
Jul. 08, 1980
Filed:
Nov. 01, 1977
Applicant:
Inventor:
Jean-Claude Fenart, Fourqueux, FR;
Assignee:
Societe Anonyme Francaise du Ferodo, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D / ;
U.S. Cl.
CPC ...
192 7027 ; 192 / ;
Abstract
A diaphragm spring clutch in which the diaphragm spring is secured to the cover member by posts, or a clip ring. Centering studs distinct and independent of the posts or clip ring are carried by the cover member for centering the diaphragm spring on the cover member. Enlarged passages are provided at the radial inner ends of slots between consecutive finger portions of the diaphragm spring, the enlarged passages being of oblong configuration with opposed radial sides, and the centering studs being in contact with portions of the edge defining the enlarged passages.