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:
Jul. 30, 2019
Filed:
Nov. 04, 2014
Applicant:
United Technologies Corporation, Farmington, CT (US);
Inventor:
Bruce Hockaday, Vernon, CT (US);
Assignee:
United Technologies Corporation, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01K 11/32 (2006.01); G01K 1/14 (2006.01);
U.S. Cl.
CPC ...
G01K 11/3206 (2013.01); G01K 1/14 (2013.01);
Abstract
A fiber grating temperature sensor includes a hollow tube, an optical fiber disposed in the hollow tube such that a gap exists between at least a portion of an internal surface of the hollow tube and an exterior surface of the optical fiber. The optical fiber includes at least one Bragg grating. A lubricant is disposed within the hollow tube, between the exterior surface of the fiber and the interior surface of the hollow tube.