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:
Dec. 04, 1984
Filed:
Dec. 22, 1982
Applicant:
Inventors:
Eizo Naya, Ibaragi, JP;
Toshiaki Horiuchi, Settsu, JP;
Yasushi Takeya, Osaka, JP;
Kouichi Inagaki, Itami, JP;
Michinosuke Demizu, Takarazuka, JP;
Mitsuhiro Okumura, Sakai, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01H / ;
U.S. Cl.
CPC ...
2001 / ; 200266 ;
Abstract
A contact for a vacuum circuit breaker is disclosed which contains copper as a first component and also at least two elements of the group of chromium, molybdenum, and tungsten as the other components. Each of these other components is contained in an amount not greater than 40% by weight.
Naya, Eizo. (1984). Contact for vacuum circuit breaker (U.S. Patent No. 4486631). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4486631
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile