Invention Grant
- Patent Title: Optical cable
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Application No.: US15116889Application Date: 2014-10-03
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Publication No.: US10061096B2Publication Date: 2018-08-28
- Inventor: Daiki Takeda , Tomoaki Kaji , Satoru Shiobara , Masayoshi Yamanaka , Naoki Okada
- Applicant: FUJIKURA LTD.
- Applicant Address: JP Tokyo
- Assignee: FUJIKURA LTD.
- Current Assignee: FUJIKURA LTD.
- Current Assignee Address: JP Tokyo
- Agency: Sughrue Mion, PLLC
- Priority: JP2014-043622 20140306
- International Application: PCT/JP2014/076502 WO 20141003
- International Announcement: WO2015/132996 WO 20150911
- Main IPC: G02B6/44
- IPC: G02B6/44

Abstract:
[Problem] The thickness on a ripcord in a circular optical cable is reduced, to improve workability.[Solution] An optical cable of the present invention includes: an optical fiber unit including optical fibers; a sheath, having a circular external form, configured to house the optical fiber unit in a housing portion; and two strength members embedded in the sheath; and two rip cords, wherein when a direction of connecting the two strength members sandwiching the housing portion is a first direction and a direction intersecting the first direction is a second direction, in a cross section of the optical cable, a cross-sectional shape of the housing portion has a dimension in the second direction greater than that in the first direction, and the two rip cords is disposed to sandwich the optical fiber unit such that a direction of connecting the two rip cords is in the second direction, in the cross section of the optical cable.
Public/Granted literature
- US20170153404A1 OPTICAL CABLE Public/Granted day:2017-06-01
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