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:
May. 11, 2004
Filed:
Jun. 18, 2002
Kazuhide Honda, Tokyo, JP;
Hideaki Okamoto, Tokyo, JP;
Toshimi Soeda, Tokyo, JP;
Yasuo Nanjo, Kurashiki, JP;
Other;
Abstract
A damper mechanism includes an outer pipe and an inner member. The outer pipe has first inward convex portions, second inward convex portions, and concave grooves extending along the axial direction and alternately formed in the circumferential direction at the inner periphery thereof. Outward convex portions are formed in the circumferential direction at a plurality of portions on the outer periphery of the inner member. An elastic body is provided between the outer pipe and the inner member. The elastic body includes thick wall portions and thin wall portions. The thick wall portion is provided between one side face of the outward convex portion and the first inward convex portion. The thin wall portion is provided between the other side face of the outward convex portion and the second inward convex portion.