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:
Mar. 03, 2015
Filed:
Sep. 05, 2012
Applicant:
Andreas Fischer, Amberg, DE;
Inventor:
Andreas Fischer, Amberg, DE;
Assignee:
Siemens Aktiengesellschaft, Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02H 3/02 (2006.01); H01H 83/04 (2006.01); G01R 31/327 (2006.01); G01R 31/06 (2006.01); G01R 15/18 (2006.01); G01R 35/00 (2006.01);
U.S. Cl.
CPC ...
H01H 83/04 (2013.01); H02H 3/02 (2013.01); G01R 31/3277 (2013.01); G01R 31/06 (2013.01); G01R 15/181 (2013.01); G01R 35/00 (2013.01);
Abstract
A circuit breaker is disclosed. A Rogowski converter is checked for wire breakage by applying a voltage to the Rogowski converter which is output by a digital/analog converter in response to a digital signal. The digital signal is dependent on the switch rated current of the circuit breaker.