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. 11, 1977
Filed:
Sep. 22, 1975
Applicant:
Inventor:
Werner B Halbeck, Mequon, WI (US);
Assignee:
Cutler-Hammer, Inc., Milwaukee, WI (US);
Primary Examiner:
Int. Cl.
CPC ...
H02H / ;
U.S. Cl.
CPC ...
317 / ; 3402 / ;
Abstract
Electric receptacle apparatus having a ground fault detector and current interrupter. The apparatus may be mounted in the standard receptacle box used for housing a double socket outlet. The apparatus includes means for automatically testing the operation of the system upon connector plug insertion and means for providing a visual indication of the occurrence of a ground fault.