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:
Apr. 13, 1982
Filed:
May. 21, 1980
Applicant:
Inventors:
Alfred E Maier, Chippewa Township, Allegheny County, PA (US);
Louis N Ricci, Chippewa Township, Allegheny County, PA (US);
Assignee:
Westinghouse Electric Corp., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H / ;
U.S. Cl.
CPC ...
200318 ; 200320 ; 2001 / ; 74527 ;
Abstract
A circuit breaker characterized by a plurality of pole-units adapted for interrupting multi-phase circuits having an operating mechanism releasable to effect simultaneous opening of the multi-phase circuits, at least two latch levers biased against a latch member with each latch lever having a beveled surface to effect simultaneous release of both levers.