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 10310203 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 04, 2019

Filed:

Dec. 21, 2017
Applicant:

Fujikura Ltd., Tokyo, JP;

Inventors:

Katsushi Agata, Sakura, JP;

Norihiro Momotsu, Sakura, JP;

Assignee:

FUJIKURA LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/44 (2006.01);
U.S. Cl.
CPC ...
G02B 6/443 (2013.01); G02B 6/4434 (2013.01); G02B 6/441 (2013.01); G02B 6/4403 (2013.01); G02B 6/4416 (2013.01); G02B 6/4433 (2013.01);
Abstract

A grounding structure of an optical fiber cable that includes a sheath, a plurality of optical fibers housed in the sheath, and a first tension member and a second tension member embedded in the sheath so as to interpose the optical fibers therebetween in a radial direction includes: a conductive member that electrically connects a first extending portion of the first tension member and a second extending portion of the second tension member. The first extending portion and the second extending portion extends from an end portion of the sheath. A length of the second extending portion in a longitudinal direction of the optical fiber cable is greater than a length of the first extending portion in the longitudinal direction. The second extending portion is held by a tension member holding portion and is electrically connected to a grounding circuit.


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