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:
Aug. 16, 2022

Filed:

Jul. 22, 2019
Applicant:

Kidde Technologies, Inc., Wilson, NC (US);

Inventors:

Robert J. Norris, Zebulon, NC (US);

Tadd F. Herron, Chocowinity, NC (US);

Assignee:

KIDDE TECHNOLOGIES, INC., Wilson, NC (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A62C 35/68 (2006.01); A62C 3/08 (2006.01); A62C 35/64 (2006.01); A62C 37/50 (2006.01);
U.S. Cl.
CPC ...
A62C 35/68 (2013.01); A62C 3/08 (2013.01); A62C 35/64 (2013.01); A62C 37/50 (2013.01); F17C 2250/0434 (2013.01); F17C 2250/0439 (2013.01);
Abstract

Disclosed is a method of monitoring pressure in a fire suppression system of an aircraft, the method providing: receiving a first pressure-vessel measured pressure from a first pressure-vessel pressure transducer connected to a first pressure-vessel; receiving a second pressure-vessel measured temperature from a second pressure-vessel temperature sensor connected to a second pressure-vessel; calculating a first pressure-vessel estimated pressure from the second pressure-vessel measured temperature; comparing the first pressure-vessel measured pressure With the first pressure-vessel estimated pressure; and providing a depressurization alert when a difference between the first pressure-vessel measured pressure and the first pressure-vessel estimated pressure is greater than a threshold thereby avoiding unscheduled aircraft downtime due to an erroneous or missing temperature measurement in the first pressure-vessel.


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