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:
Sep. 20, 1994
Filed:
Apr. 02, 1992
Takayuki Ohdake, Tokyo, JP;
Toshimichi Ohmori, Tokyo, JP;
Toshihiro Takamura, Tokyo, JP;
Takemi Yamada, Tokyo, JP;
Tetsuya Sampei, Tokyo, JP;
NKK Corporation, Tokyo, JP;
Abstract
It is an object to provide a vibration-damping alloy which has a high power of damping vibration and can be used to make components of a structure, machine, etc. and reduce effectively any vibration thereof and the noise thereby produced. The vibration-damping alloy of this invention contains those proportions of Al and Si which fall within the range defined by a series of points in any of FIGS. 1 to 6, and less than 0.1 wt. % Mn, the balance of its composition being Fe and unavoidable impurities. It preferably contains more than 0.5 wt. % Si, while not containing more than 0.01 wt. % of any of C, N, O, P and S.