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:
Nov. 22, 1994
Filed:
Jul. 16, 1993
Applicant:
Inventors:
Seiichi Tanaka, Tokyo, JP;
Shigeru Tabei, Machida, JP;
Assignee:
Chugai Denki Kogyo K.K., , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
228116 ; 2282626 ; 427125 ; 29885 ;
Abstract
A method for making a bimetallic or trimetallic electrical contact. Features that only its shank portion, made of copper or copper alloy, is covered by a thin layer of silver or silver alloy for protecting the shank portion from environmental erosion. This shank portion is made by cutting the silver-plated wire to a short piece.
Quick Actions:
Tanaka, Seiichi. (1994). Method of making composite electrical contact (U.S. Patent No. 5366135). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5366135
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile