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:
Jan. 18, 1994
Filed:
Oct. 15, 1992
Applicant:
Inventors:
Roger Bolongeat-Mobleu, Echirolles, FR;
Olivier Cardoletti, Grenoble, FR;
Peter Malkin, St. Nazaire les Eymes, FR;
Assignee:
Merlin Gerin, , FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H / ; H01H / ; H01H / ;
U.S. Cl.
CPC ...
2001 / ; 2001 / ; 2001 / ;
Abstract
A vacuum cartridge of a hybrid circuit breaker comprises an end-plate having a groove for housing an annular coil external to the cartridge and electrically connected in series with the contacts of the cartridge. The coil is located facing the arcing contacts and is rigidly held by the groove.