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:
Oct. 22, 2019
Filed:
Sep. 10, 2015
Applicant:
Prysmian S.p.a., Milan, IT;
Inventor:
Brian G. Risch, Claremont, NC (US);
Assignee:
PRYSMIAN S.p.A., Milan, IT;
Primary Examiner:
Int. Cl.
CPC ...
G01L 1/24 (2006.01); G02B 6/245 (2006.01); G02B 6/44 (2006.01); H01B 7/32 (2006.01); H01B 9/00 (2006.01);
U.S. Cl.
CPC ...
G01L 1/242 (2013.01); G02B 6/245 (2013.01); G02B 6/4416 (2013.01); H01B 7/32 (2013.01); H01B 9/005 (2013.01);
Abstract
A cable includes a longitudinal structural element including at least one of an electrical conductor and an optical conductor, and a strain sensor arranged within a bending neutral region of the cable and mechanically coupled with the longitudinal structural element. The strain sensor includes an optical fiber coated with at least one coating layer, a release layer surrounding the coating layer, and a protective layer surrounding the release layer. The release layer includes a material selected from a silicone polymer, a fluoropolymer mixture or an extruded polymer containing a slip agent.