Title:
OPTICAL CABLE
Document Type and Number:
Japanese Patent JP2016177138
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an optical cable that, while achieving an increase in density of optical fibers and a decrease in diameter of an optical cable, can suppress increase in transmission loss of the optical fibers when impact is applied.SOLUTION: An optical cable 1 includes: a slot core 10 that is provided with slots 12 on an outer peripheral part thereof; slot layer fiber groups 20 that are composed of multiple optical fibers 4 housed in each of the slots; and an outer layer fiber group 30 that is configured to dispose between the slot core 10 and a sheath 40 optical fiber ribbons 3 with the multiple optical fibers 4 arranged in parallel, in which coupling portions for coupling the adjacent optical fibers 4 are intermittently disposed.SELECTED DRAWING: Figure 1
Inventors:
TOMIKAWA KOJI
OSATO TAKESHI
YAMANAKA MASAYOSHI
OKADA NAOKI
HAMAGUCHI MASAYA
NAKAGAWA NAOKI
SHIBATA MASAHIKO
OSATO TAKESHI
YAMANAKA MASAYOSHI
OKADA NAOKI
HAMAGUCHI MASAYA
NAKAGAWA NAOKI
SHIBATA MASAHIKO
Application Number:
JP2015057442A
Publication Date:
October 06, 2016
Filing Date:
March 20, 2015
Export Citation:
Assignee:
FUJIKURA LTD
NIPPON TELEGRAPH & TELEPHONE
NIPPON TELEGRAPH & TELEPHONE
International Classes:
G02B6/44
Domestic Patent References:
| JPH11218653A | 1999-08-10 | |||
| JPH10206706A | 1998-08-07 | |||
| JP2013178583A | 2013-09-09 | |||
| JP2014016528A | 2014-01-30 | |||
| JPH0741509U | 1995-07-21 |
Foreign References:
| US5848212A | 1998-12-08 |
Attorney, Agent or Firm:
Isshiki International Patent Service Corporation
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