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1. 发明专利

JP2008298922A Spacer for carrying optical fiber, optical fiber cable equipped with it, and method of taking out coated optical fiber ribbon in optical fiber cable 有权
标题翻译：用于携带光纤的间隔件，配备其的光纤电缆以及在光纤电缆中采用涂覆的光纤罗宾的方法
公开(公告)号：JP2008298922A
公开(公告)日：2008-12-11
申请号：JP2007142986
申请日：2007-05-30
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 , NAKAI HISANORI , NISHIO TOMOYUKI , JORGE SERRANO , OGAWA NAOSHI , KAMA MITSUO , KUREMATSU TAIJI , YAMAMOTO TOMOYA
IPC分类号： G02B6/44
摘要： PROBLEM TO BE SOLVED: To prevent generation of optical loss by reducing chances of giving damage such as scratches to a coated optical fiber ribbon.
SOLUTION: A shallow slot is formed as a slot having spread toward an outer face from a bottom with a depth h' in the cross section, while a deep slot has a depth H deeper than h' in the cross section, wherein a region of depth H-h from the bottom face is formed in a rectangular slot part. The region of the depth h on the outer face side of the region of the depth H-h is substantially made h' and formed in the slot part having spread toward the outer face, with both slots being made the same or nearly the same feature in the regions of the depth h' and h.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：通过减少对涂覆的光纤带产生诸如划痕的损伤的机会来防止光损耗的产生。解决方案：浅槽形成为从横截面中具有深度h'的底部向外表面扩展的槽，而深槽在横截面中具有比h'更深的深度H，其中从底面的深度Hh的区域形成为矩形槽部。深度Hh的区域的外表面侧的深度h的区域基本上形成为h'并形成在朝向外表面扩展的狭槽部分中，两个狭槽在相同或几乎相同的特征中深度h'和h的区域。版权所有（C）2009，JPO＆INPIT

2. 发明专利

JP2005156666A Optical fiber cable 审中-公开
标题翻译：光纤电缆
公开(公告)号：JP2005156666A
公开(公告)日：2005-06-16
申请号：JP2003391816
申请日：2003-11-21
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： YASUTOMI TETSUYA , NAKAJIMA FUMINORI , HAYASHIZU YOSHITOSHI , OGAWA NAOSHI , MAEHARA YASUHIRO
IPC分类号： G02B6/44 , H01B11/00
摘要： PROBLEM TO BE SOLVED: To provide an optical fiber cable from which taking out of a desired single core cable of optical fiber is facilitated when branching and which hardly causes an increase in transmission loss for a long time in spite of a variance in a peripheral environment.
SOLUTION: The optical fiber cable has an optical fiber unit composed of three or more single core cables, tension members which are separated by a specified distance from the optical fiber unit by a prescribed gap and are arranged in parallel in a longitudinal direction, and a sheath having an approximately rectangular section which directly coats the optical fiber unit and tension members and has two parallel sides made parallel with a line connecting respective centers of the optical fiber unit and tension members, wherein individual single core optical fiber cables are closely arranged in parallel so that each single core optical fiber cables constituting the optical cable unit forms a regular triangle together with two adjacent single core optical fiber cables.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种光纤电缆，其在分支时从所需的光纤单芯电缆中取出所需的光纤线缆，并且尽管存在差异，但长时间不易导致传输损耗的增加外围环境。解决方案：光纤电缆具有由三根以上的单芯电缆构成的光纤单元，与光纤单元隔开规定间隔的规定距离的张力构件，沿长度方向平行布置以及具有近似矩形截面的护套，其直接涂覆光纤单元和张紧构件，并且具有与连接光纤单元和张紧构件的各个中心的线平行的两个平行侧，其中各个单芯光纤电缆是紧密的平行布置，使得构成光缆单元的每个单芯光纤电缆与两个相邻的单芯光纤电缆一起形成正三角形。版权所有（C）2005，JPO＆NCIPI

3. 发明专利

JP2008076897A Optical fiber cable 有权
标题翻译：光纤电缆
公开(公告)号：JP2008076897A
公开(公告)日：2008-04-03
申请号：JP2006257946
申请日：2006-09-22
申请人： Fujikura Ltd , Nippon Telegr & Teleph Corp , 日本電信電話株式会社 , 株式会社フジクラ
发明人： OKADA NAOKI , OSATO TAKESHI , HASHIMOTO YOSHIO , MISONO NOBUYUKI , OGAWA NAOSHI
IPC分类号： G02B6/44
摘要： PROBLEM TO BE SOLVED: To easily perform lead-out operation of an optical fiber, without damaging the optical fiber in the slot groove of a slot core when intermediate post branching.
SOLUTION: The optical fiber cable 1 comprises a slot core 7, having a slot groove 5 which houses the optical fiber 3; and a sheath 9 which covers the periphery of the slot core 7. An eccentric sheath structure is one in which the sheath 9 has the sheath thickness, which is relatively thicker on the side of an open part 11 of the slot groove 5 than on the opposite side of the open part 11 of the slot groove 5. Furthermore, Y-axis is set as the direction connecting the center of the open part 11 of the slot groove 5 passing through the center C of the cable, in the cross section perpendicular to the longitudinal direction of the optical fiber cable 1, and X-axis is set as the direction passing through the center C of the cable and perpendicular to the Y-axis, linear bodies are disposed on the Y-axis and/or, in the vicinity thereof so that the Y-axis becomes a neutral line for bending of the cable, and the position of the optical fiber 3 housed in the slot groove 5 substantially coincides with the Y-axis.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了容易地执行光纤的引出操作，而在中间柱分支时不会损坏槽芯的槽槽中的光纤。解决方案：光纤电缆1包括槽芯7，其具有容纳光纤3的槽槽5; 以及覆盖槽芯7的周围的护套9.偏心护套结构是其中护套9具有护套厚度的护套，其在槽槽5的开放部11的侧面比在槽槽5的开口部11侧相对更厚此外，Y轴被设定为连接槽槽5的开口部分11的中心的方向穿过电缆的中心C的方向，垂直于横截面沿着光纤电缆1的纵向方向设置X轴，并且将X轴设置为穿过电缆的中心C并垂直于Y轴的方向，线状体设置在Y轴上和/或在其附近使得Y轴成为用于弯曲电缆的中性线，并且容纳在槽槽5中的光纤3的位置基本上与Y轴重合。版权所有（C）2008，JPO＆INPIT

4. 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

5. 发明专利

JP2008292841A Optical fiber cable 有权
标题翻译：光纤电缆
公开(公告)号：JP2008292841A
公开(公告)日：2008-12-04
申请号：JP2007139423
申请日：2007-05-25
申请人： Fujikura Ltd , Nippon Telegr & Teleph Corp , 日本電信電話株式会社 , 株式会社フジクラ
发明人： OSATO TAKESHI , OKADA NAOKI , MISONO NOBUYUKI , KAMA MITSUO , OGAWA NAOSHI
IPC分类号： G02B6/44 , H01B7/00 , H01B11/00
摘要： PROBLEM TO BE SOLVED: To improve shock resistance, and external damage resistance of an optical fiber when a rip cord is taken out. SOLUTION: An optical fiber cable 1 has: a cable core 3 in which an optical fiber is stored; and a cable sheath 5 with which the outer periphery of the cable core 3 is coated. The optical fiber cable 1 is characterized in that at least one composite tape-shaped member 11 is provided on the outer periphery of the cable core 3, wherein the composite tape-shaped member 11 is composed of: a protection tape-shaped member 7 which is provided along the longitudinal direction of the cable core 3 to cover a part of the outer periphery of the cable core 3; and a rip cord 9 which is provided along the longitudinal direction on the outer face of the protection tape-shaped member 7 as a unit. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提取抗撕裂绳时的光纤的耐冲击性和外部抗损伤性。解决方案：光纤电缆1具有：存储光纤的电缆芯3; 以及电缆芯5的电缆芯3的外周被覆盖的电缆护套5。光纤电缆1的特征在于，在电缆芯3的外周上设置有至少一个复合带状构件11，其中复合带状构件11由保护带状构件7构成，保护带状构件7 沿着电缆芯3的纵向方向设置以覆盖电缆芯3的外周的一部分; 以及沿着纵向设置在保护带状构件7的外表面上的撕开绳9作为一个单元。版权所有（C）2009，JPO＆INPIT

6. 发明专利

JP2006018107A Optical fiber cable 审中-公开
标题翻译：光纤电缆
公开(公告)号：JP2006018107A
公开(公告)日：2006-01-19
申请号：JP2004197112
申请日：2004-07-02
申请人： Hitachi Cable Ltd , Nippon Telegr & Teleph Corp , 日本電信電話株式会社 , 日立電線株式会社
发明人： SATO TAKAHIRO , NOZAWA HIDEYUKI , TAKAHASHI YOSHIHIRO , OGAWA NAOSHI , MAEHARA YASUHIRO
IPC分类号： G02B6/44
摘要： PROBLEM TO BE SOLVED: To provide an optical fiber cable in which optical loss is hardly increased in optical fibers even when stress is applied on the optical cable.
SOLUTION: The optical fiber cable 1 has a supporting line section 19 in which a first sheath 11s is applied on a first tension body 33, a cable section 10 in which tape type coated optical fibers 12 are housed roughly in the center, and on whose periphery a second sheath 11c is applied, and in which one line or two lines of second tension bodies 14 are longitudinally added and they are housed in the second sheath 11c, and whose cross section is roughly rectangular, and a neck section 20 which connects the supporting section 19 and the side face of the side of the short side of the cable section 10, and in which opposed channel sections 15 of one place or more are formed respectively on both flanks of sides of long sides of the cable section 10 and also the opposed channel sections 15 are formed wider than the width of the housed tape type coated optical fibers 12 and moreover notches 16a to 16d are formed respectively at both corners of bottom sides of the opposed channel sections 15.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：解决的问题：即使在光缆上施加应力的情况下，也能够提供光纤中的光损耗几乎不增加的光缆。解决方案：光纤电缆1具有第一护套11s施加在第一张力体33上的支撑线部分19，其中带状涂覆光纤12大致容纳在中心的电缆部分10，并且在其周边上施加有第二护套11c，并且其中纵向添加一条或两条第二张力体14，并且它们被容纳在第二护套11c中，并且其截面大致为矩形，并且颈部20 其连接支撑部分19和电缆部分10的短边侧面的侧面，并且其中一个或多个的相对的通道部分15分别形成在电缆部分的长边的两侧的两侧并且相对的通道部分15形成得比被容纳的带状涂覆光纤12的宽度宽，而且在相对的通道部分1的底面的两个角部分别形成有凹口16a至16d 5.版权所有（C）2006，JPO＆NCIPI

7. 发明专利

JP2008076898A Optical fiber cable 有权
标题翻译：光纤电缆
公开(公告)号：JP2008076898A
公开(公告)日：2008-04-03
申请号：JP2006257948
申请日：2006-09-22
申请人： Fujikura Ltd , Nippon Telegr & Teleph Corp , 日本電信電話株式会社 , 株式会社フジクラ
发明人： OKADA NAOKI , OSATO TAKESHI , HASHIMOTO YOSHIO , MISONO NOBUYUKI , OGAWA NAOSHI
IPC分类号： G02B6/44
摘要： PROBLEM TO BE SOLVED: To easily perform lead-out operation of an optical fiber, without damaging the optical fiber in the slot groove of a slot core of an optical fiber cable in intermediate post branching.
SOLUTION: The optical fiber cable 1 comprises: a slot core 7 having a slot groove 5 which houses the optical fiber 3; a sheath 9 which covers the periphery of the slot core 7; and a lip cord 11 which is added longitudinally in the sheath 9. Furthermore, an eccentric sheath structure is adopted where the sheath 9 has a sheath thickness which is relatively larger on the side of an open part 13 of the slot groove 5 than on the opposite side of the open part 13 of the slot groove 5. The lip cord 11 is disposed in the sheath 9 at a position opposite to the open part 13 side of the slot groove 5, as well as, in the outer periphery of the slot core 7.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了容易地执行光纤的导出操作，而不会损坏中间后支路中的光纤电缆的槽芯的槽槽中的光纤。解决方案：光缆1包括：槽芯7，其具有容纳光纤3的槽槽5; 覆盖槽芯7的周边的护套9; 以及在护套9中纵向添加的唇线11.此外，采用偏心护套结构，其中护套9的鞘厚度在槽槽5的开放部分13的侧面比在相对较大槽槽5的开口部分13的相对侧。唇线11在与槽槽5的开口部分13侧相对的位置处以及在槽的外周设置在护套9中核心7.版权所有（C）2008，JPO＆INPIT

8. 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

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