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. 13, 1983
Filed:
Feb. 19, 1982
Applicant:
Inventors:
Fumiyuki Hisatsune, Fukuyama, JP;
Shinji Yamagata, Fukuyama, JP;
Junichi Terachi, Fukuyama, JP;
Hajimu Yoshiyasu, Itami, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H / ;
U.S. Cl.
CPC ...
2001 / ; 335201 ;
Abstract
The present invention provides a circuit breaker of improved performance by providing arc shields and arc runways together with the contacts on the rigid conductors of the contactors of a circuit breaker, and disposing said arc runways on the stationary contactor side is a predetermined relationship to the arc extinguishing plates such that a portion of the cut-out in at least one of said arc extinguishing plates substantially overlaps said arc runway.