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:
Aug. 30, 2011
Filed:
Apr. 08, 2009
Lawrence Joseph Kapples, Pittsburgh, PA (US);
David Curtis Turner, Imperial, PA (US);
Mark Allen Mcafee, Aliquippa, PA (US);
Lawrence Joseph Kapples, Pittsburgh, PA (US);
David Curtis Turner, Imperial, PA (US);
Mark Allen McAfee, Aliquippa, PA (US);
Eaton Corporation, Cleveland, OH (US);
Abstract
A spring guide is provided for a carrier assembly of an electrical switching apparatus such as, for example, a circuit breaker. The carrier assembly includes a carrier body, a plurality of movable contact arms pivotably coupled to the carrier body, and a plurality of contact springs. Each of the contact springs is disposed between a portion of the carrier body and a corresponding number of the movable contact arms. Each spring guide includes a guide member disposed between a corresponding one of the contact springs and the corresponding number of movable contact arms to maintains alignment therebetween. The guide member preferably includes a planar portion including a first side, which spans a pair of adjacent movable contact arms, and a second side, which includes a projection. The projection is disposed within the coils of the corresponding one of the contact springs.