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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.:

US 11811260 B1

PDFFull Text
Date of Patent:
Nov. 07, 2023

Filed:

Jan. 11, 2022

Self-diagnostic fault identification system for emergency lighting unit

Applicant:

Hli Solutions, Inc., Greenville, SC (US);

Inventors:

Allen George Cyr, Greenville, SC (US);

Jonathan Erik Bowers, Greenville, SC (US);

Steven Dominic Fernandes, Spartanburg, SC (US);

Robert Papstein, Greenville, SC (US);

Assignee:

HLI Solutions, Inc., Greenville, SC (US);

Attorney:

Buckley, Maschoff & Talwalkar LLC

Primary Examiner:

Matthew Mikels

Int. Cl.
CPC ...
H02J 9/02 (2006.01); H05B 47/20 (2020.01); H05B 47/29 (2020.01); H02J 7/00 (2006.01); F21S 9/02 (2006.01); H02J 9/06 (2006.01); H05B 47/28 (2020.01); F21Y 115/10 (2016.01); F21V 21/14 (2006.01);
U.S. Cl.
CPC ...
H02J 9/02 (2013.01); F21S 9/024 (2013.01); H02J 7/005 (2020.01); H02J 7/0048 (2020.01); H02J 9/065 (2013.01); H05B 47/20 (2020.01); H05B 47/29 (2020.01); F21V 21/14 (2013.01); F21Y 2115/10 (2016.08); H05B 47/28 (2020.01);
Abstract

An emergency lighting device includes a housing, a light emitter positioned in the housing, a control circuit positioned in the housing and operatively connected to the light emitter, an indicator light positioned in the housing, and a fault indicator circuit positioned in the housing and operatively connected to the indicator light. The fault indicator circuit is configured to monitor the light emitter, analyze activation of the light emitter, and activate the indicator light based on the analysis of the activation of the light emitter.

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