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. 08, 2016
Filed:
Feb. 09, 2012
Applicant:
James Edward Ferree, Lawrenceville, GA (US);
Inventor:
James Edward Ferree, Lawrenceville, GA (US);
Assignee:
SIEMENS AKTIENGESELLSCHAFT, München, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 1/22 (2006.01); H01H 33/18 (2006.01); H01H 1/50 (2006.01); H01H 77/10 (2006.01); H01H 33/02 (2006.01);
U.S. Cl.
CPC ...
H01H 33/18 (2013.01); H01H 1/226 (2013.01); H01H 1/502 (2013.01); H01H 33/02 (2013.01); H01H 77/102 (2013.01);
Abstract
A contact apparatus of a circuit breaker is disclosed. The contact apparatus has an outer carrier, an inner carrier, one or more contact fingers pivotally mounted to the inner carrier, a cam lever pivotally mounted to the outer carrier, and a cam and cam profile formed on respective ones of the cam lever and inner carrier. Circuit breakers and electrical contact assemblies having the contact apparatus, and methods of operating the contact apparatus and electrical contact assemblies are disclosed, as are other aspects.