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. 13, 2001
Filed:
Aug. 03, 1999
David Arnold, Chester, CT (US);
General Electric Company, Schenetady, NY (US);
Abstract
A bottom vented circuit breaker capable of top-down assembly onto equipment (,) includes a plurality of breaker cassettes (,) disposed in a base (,) with a cover (,) mounted upon the base (,). Breaker cassettes (,) include breaker connection lugs (,) extending therefrom for electrically connecting to equipment connection lugs (,) extending from a protected circuit. Base (,) includes a plurality of discrete arc gas vent structures (,) extending from a bottom wall (,). Each arc gas vent structure (,) comprises a manifold portion (,) in fluid communication with duct portions (,). Ducts (,) extend substantially parallel to each other and outward from manifold (,) along spacers (,) or side walls (,), culminating at exit ports (,). The external surface (,) of ducts (,) are separated by a minimum distance “A” forming access opening (,) in conjunction with side walls (,) and spacers (,). Breaker assembly (,) is installed downward onto equipment connection lugs (,) and insulating pad (,), with equipment connection lugs (,) passing through access openings (,) formed in base (,).