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:
Dec. 26, 1995
Filed:
Apr. 05, 1994
Applicant:
Inventors:
Willie B Freeman, Irwin, PA (US);
Joachim Stechbarth, Siglistorf, CH;
Anthony S Masarik, Jeannette, PA (US);
Assignee:
ABB Power T&D Company, Inc., Blue Bell, PA (US);
Primary Examiner:
Int. Cl.
CPC ...
H01H / ; H01H / ;
U.S. Cl.
CPC ...
218 59 ; 218 62 ; 218 63 ; 218 84 ;
Abstract
A dead tank high voltage SF.sub.6 circuit breaker has a stationary cylinder SF.sub.6 puffer section, an arc generated SF.sub.6 pressure blast section, a moving arcing contact plug, and a moving open position shield. The contacts are operated by a reduced size operating mechanism which can be used for both 145 kV and 242 kV circuit breakers.