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.

Date of Patent:
Sep. 18, 2001

Filed:

May. 15, 1998
Applicant:
Inventors:

Shougo Ozawa, Saitama, JP;

Yuuji Mutou, Saitama, JP;

Toyoji Shimokawa, Saitama, JP;

Kazutoshi Satori, Saitama, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21D 3/900 ;
U.S. Cl.
CPC ...
B21D 3/900 ;
Abstract

In a manufacturing of an anti-vibration device comprising, an elastic member,of a generally truncated cone shape when viewed from a side, a first mounting member,is connected to an upper portion thereof, a second mounting member,is connected to a lower portion thereof, a stopper projection,projects from the first mounting member,to a side portion to be capable to abut a half round side portion of the elastic member,, and a stopper metal member,extends from the second mounting member,through an outside of the stopper projection,to cover the about half round side portion of the elastic member,to the first mounting member,side with a stopper receiving portion,by bending an apex portion thereof to superpose on the stopper projection,with a specified gap. The stopper receiving portion,can be formed by caulking or the like after the molding the elastic member,. For this reason, the stopper projection,is formed on the pivot plate,shaped in a circular when viewed from the side and after the stopper receiving portion,is formed in a half circular shape, the pivot plate,is admitted inside and is made to rotate.


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