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:
Feb. 07, 1978
Filed:
Jul. 03, 1974
Applicant:
Inventors:
Assignee:
Sumitomo Electric Industries, Ltd., Osaka, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
7517 / ;
Abstract
This invention relates to an electrical contact material of silver-indium oxide type, which is produced by the internal oxidation of an alloy consisting of 6-15% by weight indium, at least one of 0.2-8% by weight tin and 0.01-1% by weight magnesium and the balance silver. This alloy may contain further 0.01-1% by weight of nickel.