Title:
OPTICAL FIBER CABLE
Document Type and Number:
WIPO Patent Application WO/2019/124157
Kind Code:
A1
Abstract:
This optical fiber cable (1A) is provided with: a cable main body which has a core (11) and an internal sheath (14) that contains the core; a reinforcement sheet (20) which surrounds the cable main body; an external sheath (30) which contains the cable main body and the reinforcement sheet; and an outer rip cord (12) which is embedded in the internal sheath. The internal sheath is provided with a projection (15) which protrudes radially outwardly; and at least a part of the outer rip cord is positioned inside the projection.
Inventors:
OHNO MASATOSHI (JP)
TOMIKAWA KOUJI (JP)
OSATO KEN (JP)
TANIOKA HIROAKI (JP)
TETSUTANI SHIGEKATSU (JP)
ENDO YOHEI (JP)
MARUO YUTA (JP)
TOMIKAWA KOUJI (JP)
OSATO KEN (JP)
TANIOKA HIROAKI (JP)
TETSUTANI SHIGEKATSU (JP)
ENDO YOHEI (JP)
MARUO YUTA (JP)
Application Number:
PCT/JP2018/045439
Publication Date:
June 27, 2019
Filing Date:
December 11, 2018
Export Citation:
Assignee:
FUJIKURA LTD (JP)
NIPPON TELEGRAPH & TELEPHONE (JP)
NIPPON TELEGRAPH & TELEPHONE (JP)
International Classes:
G02B6/44
Domestic Patent References:
| WO2017061196A1 | 2017-04-13 |
Foreign References:
| US20020126970A1 | 2002-09-12 | |||
| JP2009258228A | 2009-11-05 | |||
| EP2784788A1 | 2014-10-01 | |||
| JP2015102707A | 2015-06-04 | |||
| JP2005148150A | 2005-06-09 | |||
| JP2010526347A | 2010-07-29 | |||
| JP2002098870A | 2002-04-05 | |||
| CN101706601A | 2010-05-12 | |||
| CN102646483A | 2012-08-22 | |||
| JP2015215533A | 2015-12-03 | |||
| JP2017245226A | 2017-12-21 | |||
| JP2017072801A | 2017-04-13 |
Other References:
See also references of EP 3730984A4
Attorney, Agent or Firm:
TANAI Sumio et al. (JP)
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