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:
Jul. 28, 1981
Filed:
Apr. 25, 1979
Applicant:
Inventors:
James O Rexroad, Beaver, PA (US);
John P Majcher, Chippewa Twp., Beaver County, PA (US);
Assignee:
Westinghouse Electric Corp., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01H / ;
U.S. Cl.
CPC ...
200 / ; 3392 / ; 361336 ;
Abstract
A drawout switchgear with blow-out prevention means characterized by a circuit breaker movable into and out of a cell, and detachable blockage means for holding the circuit breaker in place.
Rexroad, James. (1981). Drawout switchgear with blow-out prevention device (U.S. Patent No. 4281227). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4281227
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile