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:
Dec. 09, 2003
Filed:
Feb. 15, 2002
Masahiro Ohkubo, Kyoto, JP;
Koji Yoneyama, Osaka, JP;
Exedy Corporation, Osaka, JP;
Abstract
A multiple plate clutch device is provided to conserve space. In a reverse hydraulic brake device a plurality of teeth is formed next to one another in a circumferential direction in an inner peripheral surface portion of a transmission case A plurality of first brake plates includes engagement teeth The engagement teeth engage the plurality of teeth on the inner peripheral surface portion such that the plurality of first brake plates is axially movable and non-rotatable relative to the inner peripheral surface A plurality of second brake plates is disposed to alternate axially with the plurality of first brake plates A piston pushes the plates and Return springs are disposed within deep grooves that are between the teeth and the inner peripheral surface portion The return springs urge the first plate that is closest the piston towards the piston