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:
Jan. 22, 2019
Filed:
Jan. 14, 2014
Applicant:
Nhk Spring Co., Ltd., Yokohama-shi, Kanagawa, JP;
Inventor:
Akio Mashima, Kanagawa, JP;
Assignee:
NHK Spring Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B26F 1/14 (2006.01); B26D 7/08 (2006.01); B26D 7/18 (2006.01); B26F 1/02 (2006.01); B26F 1/38 (2006.01); G11B 5/48 (2006.01); B26F 1/00 (2006.01);
U.S. Cl.
CPC ...
B26F 1/14 (2013.01); B26D 7/086 (2013.01); B26D 7/1818 (2013.01); B26F 1/02 (2013.01); B26F 1/3846 (2013.01); B26F 1/0084 (2013.01); G11B 5/4833 (2013.01); Y10T 83/04 (2015.04); Y10T 83/2122 (2015.04); Y10T 83/9425 (2015.04);
Abstract
A method punches out a damper from a damper material set on a punching stage with use of a hollow punch so that the punched damper is positioned within a hollow inside of the punch while vibrating a member composing the punching stage on which the damper material is set at the high frequency. The damper material includes a viscoelastic body layer and the constraint layer laminated on the viscoelastic body layer and the viscoelastic body layer includes an attaching surface through which the damper material is detachably attached on the liner.