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. 27, 1979
Filed:
Sep. 14, 1977
Applicant:
Inventors:
Rainer Bitsch, Berlin, DE;
Heiner Marin, Berlin, DE;
Assignee:
Siemens Aktiengesellschaft, Munich, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01H / ;
U.S. Cl.
CPC ...
200251 ; 200290 ;
Abstract
A contact system for a high-voltage power circuit breaker wherein the contact system includes first and second hollow contacts which have end faces which rest against one another under pressure in the 'on' position or condition of the breaker and which separate to form a gap in the 'off' position of the breaker. In accordance with the invention, the contact system is further provided with a number of spring-loaded contact means arranged at the end face of one of the contacts for forming with the current path of that contact current loops for aiding the spring force provided by the contact means.