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:
Mar. 30, 2021

Filed:

Sep. 05, 2018
Applicant:

Hamilton Sundstrand Corporation, Charlotte, NC (US);

Inventors:

William E. Villano, Canton, CT (US);

Dean Anthony Rametta, Glastonbury, CT (US);

Assignee:

HAMILTON SUNDSTRAND CORPORATION, Charlotte, NC (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01K 1/14 (2006.01); G01K 7/02 (2021.01); H05K 1/18 (2006.01); H03F 3/45 (2006.01);
U.S. Cl.
CPC ...
G01K 7/021 (2013.01); H05K 1/18 (2013.01); F05D 2220/323 (2013.01); F05D 2260/80 (2013.01); F05D 2270/54 (2013.01); H03F 3/45475 (2013.01); H05K 2201/09236 (2013.01); H05K 2201/10151 (2013.01); H05K 2201/2009 (2013.01);
Abstract

A system for determining a side of an electrical circuit exposed to a high temperature includes a printed circuit board having at least two outer edges and first and second board stiffeners of a first material disposed along the outer edges. The system also includes a control unit and a plurality of traces formed of a material that is different than the first material and has a second Seebeck coefficient. The control unit determines whether the first edge or second edge is closer to the high temperature based on a voltage differential between a trace connecting it to the first end of the first board stiffener and a trace connecting to the first end of the second board stiffener.


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