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. 20, 1980
Filed:
Dec. 20, 1977
Applicant:
Inventors:
Hideo Nakae, Kashiwa, JP;
Toshinori Ozaki, Minorimachi, JP;
Kazunori Nakane, Tokaimura, JP;
Takashi Shimaguchi, Shimoinayoshi, JP;
Assignee:
Hitachi, Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D / ; B23P / ;
U.S. Cl.
CPC ...
29505 ; 248636 ;
Abstract
One or a plurality of layers of a metallic raw material in plate form and one or a plurality of layers of wire netting are placed one over another in vertically stacked relation and then subjected to rolling to produce vibration absorbing metallic material. The metallic material produced in this way exhibits an excellent vibration damping performance.