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.

Date of Patent:
Oct. 21, 2025

Filed:

Oct. 09, 2023
Applicant:

S&c Electric Company, Chicago, IL (US);

Inventors:

Stephen E. Williams, Caledonia, WI (US);

Martin T. Bishop, Oak Creek, WI (US);

Michael John Meisinger, Sr., Chicago, IL (US);

Assignee:

S&C Electric Company, Chicago, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/08 (2020.01); G01R 19/25 (2006.01);
U.S. Cl.
CPC ...
G01R 31/086 (2013.01); G01R 19/2513 (2013.01);
Abstract

A device having a pulse catching function for detecting fault test pulses in an electrical power distribution network in response to a fault. The device includes one or more sensors for measuring current and/or voltage, where the device detects the pulses by loss of voltage followed by identifying one or more of a peak current magnitude of the pulses being greater than a predetermined current value, a pulse duration of the pulses being greater than a predetermined time, a predetermined interval between consecutive pulses and a presence of a pulse/inverse pulse sequence.


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