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. 18, 2011
Filed:
Jul. 09, 2004
Hideaki Watanabe, Ageo, JP;
Kazumi Oki, Ageo, JP;
Yoshikazu Kakinuma, Ageo, JP;
Fukoku Co., Ltd., Ageo-shi, Saitama, JP;
Abstract
An isolation damper pulley comprises a damper sectionand an isolation pulley sectionassembled thereto, wherein a first fitting portionconstituted from a cylindrical portion concentric with a center axis O of a through holeis provided to a hubof the damper unit. The isolation pulley sectionhas a supporting memberfixed to a pulley portionvia an annular elastic member, wherein a second fitting portionconcentric with the first fitting portionis provided to the supporting member. A third fitting portionconcentric with the first fitting portionis provided to a pressing memberapplying a precompression to the annular elastic memberin cooperation with the supporting member. The second fitting portionand the third fitting portionare fitted to each other and these fitting portions are fitted to the first fitting portion, so that the isolation pulley sectionis assembled to the damper section