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:
Oct. 17, 2000
Filed:
May. 13, 1999
Yoshinobu Fukuda, Neyagawa, JP;
Exedy Corporation, Osaka, JP;
Abstract
A diaphragm spring assembly 18 is provided that makes it possible to use the same engagement member that is used in a structure with one diaphragm spring, in a structure with two diaphragm springs disposed axially next to each other. The diaphragm spring assembly 18 is supported by a clutch cover 16 and urges a pressure plate 17. The diaphragm spring assembly 18 includes a first diaphragm spring 29 and a second diaphragm spring 30. The first diaphragm spring 29 includes an annular first elastic portion 31 and a plurality of first lever portions 33 extending from the first elastic portion 31 in a radially inner direction. The second diaphragm spring 30 includes an annular second elastic portion 32 disposed on the same radial position as the first elastic member, and a plurality of second lever portions 34 extending from said second elastic portion 33 in a radially inner direction. The second lever portions 34 are shorter than the first lever portions 33.