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:
Oct. 29, 2019
Filed:
Apr. 06, 2017
Applicant:
Hubbell Incorporated, Shelton, CT (US);
Inventor:
Stephen Simonin, Northfield, CT (US);
Assignee:
Hubbell Incorporated, Shelton, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H 3/16 (2006.01); G01R 31/327 (2006.01); H02H 3/33 (2006.01);
U.S. Cl.
CPC ...
H02H 3/162 (2013.01); G01R 31/3277 (2013.01); H02H 3/335 (2013.01);
Abstract
An electrical wiring device including a fault detection circuit and a test fault circuit. The fault detection circuit is configured to detect real, simulated and test fault conditions. The test fault circuit is configured to generate one or more test pulses that cause said test fault condition. Wherein said one or more test pulses are generated to occur outside of an active region of said fault detection circuit, and wherein the one or more test pulses do not affect a leakage current.