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:
Nov. 11, 2003
Filed:
May. 24, 2002
Yoshinari Yoshimura, Ikoma, JP;
Exedy Corporation, Osaka, JP;
Abstract
A damper mechanism is provided to prevent wear and damage to coil springs and spring housing parts thereof. A clutch disk assembly chiefly has an input rotary member , an output rotary member , and the damper mechanism . The damper mechanism elastically couples the input rotary member and the output rotary member together in a rotational direction and includes the coil springs and pairs of spring seats that support end faces of the coils springs . Each spring seat has a pair of engaging parts having a pyramidal shape that extends in a direction opposite the coil spring , engages with seat bearing parts and formed in the input rotary member such that it cannot rotate, and engages with the circumferentially facing end part of spring housing hole