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    METHOD OF FUSION SPLICING A RIBBON OF THIN OPTICAL FIBRES
    2.
    发明公开
    METHOD OF FUSION SPLICING A RIBBON OF THIN OPTICAL FIBRES 审中-公开
    融合细光纤光栅的方法

    公开(公告)号：EP3176620A1

    公开(公告)日：2017-06-07

    申请号：EP16204376.4

    申请日：2012-10-15

    申请人： FUJIKURA LTD. ,  Nippon Telegraph and Telephone Corporation

    发明人： NAMAZUE, Akira ,  OSATO, Ken ,  OKADA, Naoki ,  YAMADA, Yusuke ,  KAKUTA, Daisuke ,  NAKANE, Hisaaki ,  HAMAGUCHI, Shinya

    IPC分类号： G02B6/44 ,  G02B6/255

    CPC分类号： G02B6/4404 ,  G02B6/2551 ,  G02B6/2555 ,  G02B6/3636 ,  G02B6/4403 ,  G02B6/4405 ,  G02B6/441 ,  G02B6/443 ,  G02B6/448 ,  G02B6/4482 ,  G02B6/4489

    摘要： A method for batch fusion splicing of an optical fiber ribbon using a fusion machine (10), the method comprising: preparing the optical fiber ribbon (1) which includes: three or more of optical fibers (2) arranged in parallel and connecting portions (3) connecting adjacent two optical fibers (2) together, each of the optical fibers (2) having a bare glass optical fiber (6) covered by a cover layer (7, 8), the connecting portions (3) being intermittently provided in each of a ribbon longitudinal direction; removing the cover layers (7, 8) so as to obtain the bare glass optical fibers (6); and placing the respective bare glass optical fibers (6) on V-shaped grooves (9) in the fusion machine (10), wherein the V-shaped grooves (9) are arranged in parallel with a pitch of 250 µm, each outer diameter dimension of the optical fibers (2) is set to smaller than or equal to 220 µm, and each distance between centers of the adjacent two optical fibers (2) is set to 250 µm with a margin of plus or minus 30 µm by each of the connecting portions (3).

    摘要翻译： 一种使用熔接机（10）对光纤带进行批量熔接的方法，所述方法包括：准备光纤带（1），所述光纤带包括：平行设置的三根或更多根光纤（2）和连接部分 3）将相邻的两根光纤（2）连接在一起，每根光纤（2）具有由覆盖层（7,8）覆盖的裸玻璃光纤（6），连接部分（3）间断地设置在 每个带的纵向方向; 去除覆盖层（7,8）以获得裸玻璃光纤（6）; 并将各裸露的玻璃光纤（6）放置在熔接机（10）中的V形槽（9）上，其中V形槽（9）以250μm的间距平行排列，每个外径 （2）的尺寸被设定为小于或等于220μm，并且相邻的两根光纤（2）的中心之间的每个距离被设定为250μm，并且具有±30μm的余量 连接部分（3）。

    OPTICAL FIBER TAPE CORE WIRE AND OPTICAL FIBER CABLE HOUSING SAID OPTICAL FIBER TAPE CORE WIRE
    4.
    发明公开
    OPTICAL FIBER TAPE CORE WIRE AND OPTICAL FIBER CABLE HOUSING SAID OPTICAL FIBER TAPE CORE WIRE 审中-公开
    GLASFASERBAND-KERNDRAHT UNDGLASFASERKABELGEHÄUSEMIT DEM GLASFASERBAND-KERNDRAHT

    公开(公告)号：EP2821831A1

    公开(公告)日：2015-01-07

    申请号：EP13754503.4

    申请日：2013-02-27

    申请人： FUJIKURA LTD. ,  Nippon Telegraph And Telephone Corporation

    发明人： ISAJI, Mizuki ,  SAJIMA, Yoshie ,  OSATO, Ken ,  OKADA, Naoki ,  MATSUZAWA, Takashi ,  TAKE, Yukiko ,  YAMADA, Yusuke ,  HAMAGUCHI, Shinya ,  KAKUTA, Daisuke ,  NAKANE, Hisaaki

    IPC分类号： G02B6/44

    摘要： Provided is an optical fiber ribbon capable of concurrently ensuring mid-span access performance and cable production performance. The optical fiber ribbon 1 includes three or more optical fibers 2 arranged in parallel and connecting portions 3 connecting the adjacent optical fibers 2, the connecting portions 3 being formed intermittently in each of a ribbon longitudinal direction X and a ribbon width direction Y. The optical fiber ribbon 1 including the connecting portions 3 having split strength which is set in the range from 1.50 gf to 21.0 gf, contributes to exhibiting both the mid-span access performance and the cable production performance.

    摘要翻译： 提供能够同时确保中跨接入性能和电缆生产性能的光纤带。 光纤带1包括平行布置的三根或更多根光纤2和连接相邻光纤2的连接部分3，连接部分3在色带纵向方向X和色带宽度方向Y上间断地形成。光学 包括分割强度为1.50gf至21.0gf的连接部分3的纤维带1有助于显示中跨接入性能和电缆生产性能。

    OPTICAL FIBER RIBBON CORE AND OPTICAL FIBER CABLE
    6.
    发明公开
    OPTICAL FIBER RIBBON CORE AND OPTICAL FIBER CABLE 有权
    GLASFASERBANDKERN UND GLASFASERKABEL

    公开(公告)号：EP2995980A1

    公开(公告)日：2016-03-16

    申请号：EP14794615.6

    申请日：2014-04-28

    申请人： FUJIKURA LTD. ,  Nippon Telegraph and Telephone Corporation

    发明人： SAJIMA, Yoshie ,  MATSUZAWA, Takashi ,  ISAJI, Mizuki ,  OSATO, Ken ,  OKADA, Naoki ,  NAKANE, Hisaaki ,  YAMADA, Yusuke ,  KAKUTA, Daisuke ,  HAMAGUCHI, Shinya ,  SHIBATA, Yukihiko

    IPC分类号： G02B6/44

    CPC分类号： G02B6/4404 ,  G02B6/4495 ,  G02B6/4498

    摘要： Provide is an optical fiber ribbon whereby a tape forming member can be easily removed after single core separation. The present invention is provided with: a plurality of optical fiber cores (10a, 10b) arranged in parallel spaced from each other; and a tape forming member (20) having coating portions (21a, 21b) covering an outer circumference of the optical fiber cores (10a, 10b), and a coupling portion (22a), integrally formed with the coating portions (21a, 21b), intermittently coupling adjacent optical fiber cores (10a, 10b), wherein the coating portions (21a, 21b) have opening portions (31, 32) to expose parts of surfaces of the optical fiber cores (10a, 10b), and at least a part of the coating portions (21a, 21b) is continuous in a longitudinal direction of the optical fiber cores (10a, 10b).

    摘要翻译： 提供一种光纤带，由此在单芯分离之后可以容易地去除带形成构件。 本发明提供有：彼此平行布置的多个光纤芯（10a，10b）; 以及具有覆盖在所述光纤芯（10a，10b）的外周的涂布部（21a，21b）的带形成部件（20），以及与所述涂布部（21a，21b）一体形成的连结部（22a） 间隔地连接相邻的光纤芯（10a，10b），其中涂覆部分（21a，21b）具有露出光纤芯（10a，10b）表面部分的开口部分（31,32），并且至少一个 涂覆部分（21a，21b）的一部分在光纤芯（10a，10b）的纵向上是连续的。