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1. 发明专利

JP2008070601A Optical fiber cable and its branching method 有权
标题翻译：光纤电缆及其分支方法
公开(公告)号：JP2008070601A
公开(公告)日：2008-03-27
申请号：JP2006249235
申请日：2006-09-14
申请人： Fujikura Ltd , Furukawa Electric Co Ltd:The , Nippon Telegr & Teleph Corp , Sumitomo Electric Ind Ltd , 住友電気工業株式会社 , 古河電気工業株式会社 , 日本電信電話株式会社 , 株式会社フジクラ
发明人： SAOTOME HIROYUKI , FUJIMOTO KAZUNARI , OGAWA NAOSHI , ANZAI KOICHIRO , TOYODA NAOKI , YASUTOMI TETSUYA , SHIOBARA SATORU
IPC分类号： G02B6/44
摘要： PROBLEM TO BE SOLVED: To provide an optical fiber cable in which coated optical fibers can be taken out from the cable without causing therein loss fluctuation or increase in loss due to bend and in which damage to the coated optical fibers caused by cicadas can be prevented, and also to provide a branching method of the optical fiber cable. SOLUTION: The optical fiber cables 10, 10a are structured such that, on both sides of coated optical fibers 11, a tension member 12 is arranged in parallel which has a durability against tension and compression, with the entirety covered altogether with a jacket 13. On both sides of the coated optical fibers 11 and on the sides with no tension members 12 arranged, there are disposed peeling tapes 16 of synthetic resin in the manner having no adhesive integration with the cable jacket 13, having a width wider than the width D of the array of the coated optical fibers 11, and coming in contact with the coated optical fibers 11. Further, on the side of the jacket where the peeling tapes 16 are arranged, a pair of notches may be provided, with a space apart that is inside the width W of the peeling tapes 16 and outside the width D of the array of the coated optical fibers 11. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种光纤电缆，其中可以从电缆中取出涂覆的光纤，而不会引起损失波动或由于弯曲引起的损耗增加，并且由蝉引起的涂覆光纤的损坏并且还提供光缆的分支方法。解决方案：光纤电缆10,10a被构造成使得在涂覆光纤11的两侧上，平行布置有拉伸构件12，其具有耐拉伸和压缩的耐久性，整个覆盖有一个夹套13.在涂布光纤11的两侧和没有布置有张紧构件12的两侧，设置合成树脂的剥离带16，其方式与电缆护套13没有粘结一体的方式，宽度大于涂布光纤11的阵列的宽度D，并与涂布的光纤11接触。此外，在布置有剥离带16的护套侧，可以设置一对凹口，其中，在剥离带16的宽度W内并且在涂覆光纤11的阵列的宽度D之外的空间分开。版权所有（C）2008，JPO＆INPIT

2. 发明专利

JP2010039020A Slot type optical cable 审中-公开
标题翻译： SLOT型光电缆
公开(公告)号：JP2010039020A
公开(公告)日：2010-02-18
申请号：JP2008199235
申请日：2008-08-01
申请人： Furukawa Electric Co Ltd:The , Nippon Telegr & Teleph Corp , 古河電気工業株式会社 , 日本電信電話株式会社
发明人： KANEDA HITOSHI , TAKAMIZAWA KAZUTOSHI , ANZAI KOICHIRO
IPC分类号： G02B6/44
摘要： PROBLEM TO BE SOLVED: To maintain loss characteristics in a low temperature environment while reducing a diameter of a slot type optical cable. SOLUTION: The slot type optical cable 1 includes a slot rod 10 having a storage groove 12 in its outer peripheral part and tape core wires 20 constituted by arranging a plurality of optical fibers 21 in one row and covering them all together and storing them in the storage groove 12 while the number of n tape core wires or more (n is integer of 3 or more) are stacked in the radial direction of the slot rod 10. The thickness δ1 of the tape core wire 20 arranged on the outermost side in the radial direction of the slot rod 10 and the thickness δn of the tape core wire 20 arranged on the innermost side in the radial direction of the slot rod 10 are set to be larger than the thickness δi of the other tape core wires 20. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了在降低槽型光缆的直径的同时在低温环境中保持损耗特性。解决方案：槽型光缆1包括在其外周部分具有存储槽12的槽杆10和通过将多根光纤21布置在一排中而构成的带芯线20，并将其全部覆盖在一起在n个带芯线数以上的数量n（n为3以上的整数）的同时，在存储槽12中沿狭缝径向的方向堆叠。另外，芯线20的厚度δ1配置在最外侧并且布置在狭槽10的径向上的最内侧的带芯线20的厚度δn被设定为大于另一个带芯线20的厚度δi 。版权所有（C）2010，JPO＆INPIT

3. 发明专利

JP2009265524A Optical fiber cable 有权
标题翻译：光纤电缆
公开(公告)号：JP2009265524A
公开(公告)日：2009-11-12
申请号：JP2008117641
申请日：2008-04-28
申请人： Nippon Telegr & Teleph Corp , Sumitomo Electric Ind Ltd , 住友電気工業株式会社 , 日本電信電話株式会社
发明人： TAKAHASHI TAKESHI , HASHIMOTO YUTAKA , TAKAHASHI TOSHIAKI , TAKAMI MASAKAZU , TOYODA NAOKI , ANZAI KOICHIRO
IPC分类号： G02B6/44
摘要： PROBLEM TO BE SOLVED: To provide an optical fiber cable that stably secures transmission characteristics by reducing lateral pressure to a groove bottom surface.
SOLUTION: The optical fiber cable 10 comprises a plurality of ribbons 13 of coated optical fibers, slots 11 having ribbon storage grooves 15 for housing the plurality of ribbons 13 of coated optical fibers, and a casing 14 for covering the outside of the slots 11. On a groove bottom surface 21 of each of the ribbon storage grooves 15, a hollow portion 22 for projecting in an outer circumferential direction is formed in one body so that both or one side of each of ribbons 13 may not come into contact with the groove bottom surface 21 along the longitudinal direction.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种通过减小对槽底面的侧向压力来稳定地确保传输特性的光纤电缆。解决方案：光纤电缆10包括多个涂覆光纤带13，槽11具有用于容纳涂覆光纤的多个带13的带存储槽15和用于覆盖涂覆光纤的外部的外壳14 在每个色带存储槽15的凹槽底表面21上，在一个主体中形成有用于在外周方向上突出的中空部分22，使得每个带13的两侧或一侧可能不会接触槽底面21沿纵向方向。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2010091862A Spacer type optical cable 有权
标题翻译：间隔型光电缆
公开(公告)号：JP2010091862A
公开(公告)日：2010-04-22
申请号：JP2008262859
申请日：2008-10-09
申请人： Nippon Telegr & Teleph Corp , Sumitomo Electric Ind Ltd , 住友電気工業株式会社 , 日本電信電話株式会社
发明人： HASHIMOTO YUTAKA , TAKAHASHI TAKESHI , TAKAMI MASAKAZU , TOYODA NAOKI , ANZAI KOICHIRO
IPC分类号： G02B6/44
摘要： PROBLEM TO BE SOLVED: To provide a spacer type optical cable capable of reducing extension of sheath into fiber storage grooves of a spacer and enhancing storage rate of optical fiber ribbon. SOLUTION: The optical cable is configured by: winding a fast-winding tape 16 on the outer surface of the spacer 12 with the grooves in which a plurality of sheets of the optical fiber ribbons 15 are stored; and covering the outside of the wound fast-winding tape with a sheath 17 formed by extrusion molding. On surfaces between the fiber storage grooves 14 in which the optical fiber ribbons 15 of the spacer 12 are stored, hollows 18 for reducing the extension of the sheath 17 and the fast-winding tape 16 into the fiber storage grooves 14 due to contraction of the sheath 17 formed by extrusion molding are disposed in parallel to the fiber storage grooves 14. An opening width D of the hollow 18 is formed to be wider than the opening width S of the fiber storage grooves 14 and a cross-section of the hollow 18 is formed to be circular or polygonal. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够将护套延伸到间隔物的纤维储存槽中并提高光纤带的存储速度的间隔型光缆。解决方案：光缆的配置是：将快速卷绕带16卷绕在间隔件12的外表面上，其中存储有多条光纤带15的槽; 并通过挤出成型形成的护套17覆盖卷绕的快速卷绕带的外侧。在其间存储有隔离物12的光纤带15的纤维存储槽14之间的表面上，用于减少护套17和快速卷绕带16延伸到纤维存储槽14中的中空部18，通过挤出成型形成的护套17与纤维储存槽14平行地设置。中空部18的开口宽度D形成为比纤维容纳槽14的开口宽度S宽，并且中空部18的横截面形成为圆形或多边形。版权所有（C）2010，JPO＆INPIT

5. 发明专利

JP2009265525A Optical fiber cable 有权
标题翻译：光纤电缆
公开(公告)号：JP2009265525A
公开(公告)日：2009-11-12
申请号：JP2008117642
申请日：2008-04-28
申请人： Nippon Telegr & Teleph Corp , Sumitomo Electric Ind Ltd , 住友電気工業株式会社 , 日本電信電話株式会社
发明人： TAKAMI MASAKAZU , TAKAHASHI TOSHIAKI , TAKAHASHI TAKESHI , HASHIMOTO YUTAKA , TOYODA NAOKI , ANZAI KOICHIRO
IPC分类号： G02B6/44
摘要： PROBLEM TO BE SOLVED: To provide an optical fiber cable that stably secures transmission characteristics by reducing lateral pressure to a groove bottom surface.
SOLUTION: The optical fiber cable 10 includes a plurality of ribbons 13 of coated optical fibers, slots 11 having ribbon storage grooves 17 housing the plurality of ribbons 13 of coated optical fibers, and a coating 14 covering the slots 11. On a groove bottom surface 23 of each of the ribbon storage grooves 17, an inclusion 15 which can move in a peripheral direction of the slot 11 is provided so that both or one side of each of the ribbons 13 does not come into contact with the groove bottom surface 23 along the length direction.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种通过减小对槽底面的侧向压力来稳定地确保传输特性的光纤电缆。解决方案：光纤电缆10包括多个涂覆光纤带13，槽11具有容纳涂覆光纤的多个带13的带存储槽17和覆盖槽11的涂层14。每个色带存储槽17的槽底表面23设置有能够沿槽11的周向运动的夹杂物15，使得每个带13的两侧或一侧不与槽底接触表面23沿着长度方向。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2008070660A Optical cable splitter 有权
标题翻译：光电缆分离器
公开(公告)号：JP2008070660A
公开(公告)日：2008-03-27
申请号：JP2006250079
申请日：2006-09-14
申请人： Nippon Telegr & Teleph Corp , Sumiden High Precision Co Ltd , 住電ハイプレシジョン株式会社 , 日本電信電話株式会社
发明人： MOBARA MASAICHI , KUBO YASUHIKO , OGAWA NAOSHI , ANZAI KOICHIRO , TOYODA NAOKI
IPC分类号： G02B6/00 , G02B6/44
摘要： PROBLEM TO BE SOLVED: To provide an optical cable splitter capable of branching live lines. SOLUTION: This is a tool for splitting an optical cable to take out optical fibers. It is composed of upper and lower levers 1A, 1B that are freely opened/closed and a cable jacket splitting part 4 that is provided with splitter blades 41A, 41B. The optical fibers are taken out by closing the upper and lower levers 1A, 1B, positioning the splitter blades 41A, 41B at a position opposing the notch of the optical cable, and moving the splitter blades 41A, 41B in the longitudinal direction of the optical cable. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够分支活线的光缆分配器。
解决方案：这是用于分离光缆以取出光纤的工具。它由可自由打开/关闭的上下杆1A，1B和设有分流叶片41A，41B的电缆套分离部分4组成。通过关闭上下杆1A，1B，将分流叶片41A，41B定位在与光缆的凹口相对的位置，并沿着光学元件的长度方向移动分流叶片41A，41B，取出光纤电缆。版权所有（C）2008，JPO＆INPIT

7. 发明专利

JP2010026196A Optical fiber unit 审中-公开
标题翻译：光纤单元
公开(公告)号：JP2010026196A
公开(公告)日：2010-02-04
申请号：JP2008186785
申请日：2008-07-18
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社
发明人： ANZAI KOICHIRO
IPC分类号： G02B6/44
摘要： PROBLEM TO BE SOLVED: To improve the workability of the work for connecting a plurality of optical fiber single core wires in an optical fiber unit all together.
SOLUTION: The optical fiber unit is constituted by collecting a plurality of optical fiber single core wires 11 together and winding them around the optical fiber unit by using a bundle cord 20. A plurality of optical fiber single core wires 11 are aligned to have a cross sectional shape allowing each of them to come into contact with the bundle cord 20 and are stuck to or adheres to the bundle cord 20 at points where each of them comes into contact with the bundle cord 20.
COPYRIGHT: (C)2010,JPO&INPIT

8. 发明专利

JP2010191085A Spacer for optical fiber cable and optical fiber cable having the same 有权
标题翻译：用于光纤电缆的光纤和光纤电缆
公开(公告)号：JP2010191085A
公开(公告)日：2010-09-02
申请号：JP2009034159
申请日：2009-02-17
申请人： Advanced Cable Systems Corp , Nippon Telegr & Teleph Corp , 日本電信電話株式会社 , 株式会社アドバンスト・ケーブル・システムズ
发明人： KAWASE KENJI , NISHIO TOMOYUKI , NAKAI HISANORI , SATO TAKAHIRO , GEORGE SERRANO , ANZAI KOICHIRO , TETSUTANI SHIGEKATSU
IPC分类号： G02B6/44
摘要： PROBLEM TO BE SOLVED: To obtain a parameter of groove depth in an optimum design of the thickness of a rib which is a major factor for reducing the outer diameter of an optical fiber cable and to provide an optical fiber cable in which the parameter is taken into consideration. SOLUTION: In the optical fiber cable, the depth of grooves is denoted by h, the thickness of each rib between the groove bottom corners of a plurality of optical fiber ribbon housing grooves is denoted by b, the clearance of the groove depth which gives the allowable deformation quantity of cables is denoted by L, when L is a fixed set value and h is set to be a fixed value not smaller than 1.8 mm and smaller than 4.5 mm, b is given as a function of h by b≥Ah 3 /(L-B), where A and B are constants, respectively, and b is not larger than 0.95 mm. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了获得在肋的厚度的最佳设计中的凹槽深度参数，该肋是减小光纤电缆的外径的主要因素，并且提供一种光纤电缆，其中参数被考虑在内。解决方案：在光纤电缆中，凹槽的深度由h表示，多个光纤带容纳槽的槽底角之间的每个肋的厚度由b表示，凹槽深度的间隙给出电缆的允许变形量由L表示，当L是固定设定值，h设定为不小于1.8mm且小于4.5mm的固定值时，b作为h的函数给出b由b ≥Ah 3 /（LB），其中A和B分别为常数，b不大于0.95mm。版权所有（C）2010，JPO＆INPIT

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