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:
Feb. 16, 2016
Filed:
Aug. 06, 2014
Fujikura Ltd., Koto-ku, Toyko, JP;
Kouji Tomikawa, Katsushika-ku, JP;
Naoki Okada, Yotsukaido, JP;
Daiki Takeda, Yotsukaido, JP;
Masayoshi Yamanaka, Yachiyo, JP;
FUJIKURA LTD., Tokyo, JP;
Abstract
There is provided an optical fiber cable having a configuration in which a strand core of optical fibers is housed in a sheath and capable of fulfilling sufficient mechanical characteristics and ensuring a predetermined watertight property. The optical fiber cable includes a strand coreincluding a plurality of optical fiber strandsand watertight material strings, a tape bodycovering the strand core, and a cylindrical sheathcovering the strand coreand the tape body, wherein the tape bodyhas water permeability, and the watertight material stringsare dissolved in water when the water permeates through the tape body, and the dissolved watertight material passes through the tape bodyand flows into the sheath