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    スチールコード
    241.
    发明专利
    スチールコード 有权
    钢丝绳

    公开(公告)号：JP2014234569A

    公开(公告)日：2014-12-15

    申请号：JP2013117024

    申请日：2013-06-03

    Applicant: 株式会社ブリヂストン ,  Bridgestone Corp

    Inventor： ONO YOSHIAKI

    IPC: D07B1/06 ,  B60C9/20 ,  C08J5/04

    CPC classification number: D07B1/062 ,  D07B2201/2002 ,  D07B2201/2003 ,  D07B2201/2018 ,  D07B2201/206 ,  D07B2801/14 ,  D07B2801/12

    Abstract: 【課題】コアとシースとを有する層撚り構造のスチールコードは、安定して扁平化すること、強度や剛性を向上させることが望まれていた。コア形状を安定して維持することができ、強度向上等が可能なスチールコードを提供する。【解決手段】スチールコード10は、複数本のフィラメント11a、11bが並列に配列されてなり、かつ、配列された領域におけるフィラメントの占有率が、円形断面の同数のフィラメントが並列に配列された場合に比べて大きい。【選択図】図1

    Abstract translation: 要解决的问题：为了提供能够稳定地保持芯体形状并且可以提高强度的钢丝绳，因为预期具有芯和护套的层扭转结构的钢丝绳将被平坦化并且提高强度和刚度。 钢帘线10由多个细丝11a，11b并排配置，并且布置区域中的长丝的占有率高于并列排列的相同数量的圆形细丝的占有率。

    Pneumatic tire
    243.
    发明专利
    Pneumatic tire 审中-公开
    气动轮胎

    公开(公告)号：JP2012218627A

    公开(公告)日：2012-11-12

    申请号：JP2011088027

    申请日：2011-04-12

    Applicant: Yokohama Rubber Co Ltd:The ,  横浜ゴム株式会社

    Inventor： UEDA YOSHIO ,  KAKIZAWA HIROSHI

    IPC: B60C9/00 ,  D07B1/06

    CPC classification number: B60C9/0007 ,  B60C9/04 ,  B60C9/2006 ,  B60C2009/0014 ,  D07B1/0666 ,  D07B2201/2009 ,  D07B2201/2011 ,  D07B2201/2018 ,  D07B2201/2022 ,  D07B2201/2024 ,  D07B2201/208 ,  D07B2205/3053 ,  D07B2401/208 ,  D07B2501/2046 ,  D07B2801/10

    Abstract: PROBLEM TO BE SOLVED: To provide a pneumatic tire capable of exhibiting durability performance more than that of the case that steel cords formed of carbon steel with a carbon content exceeding 0.75 wt.% even if steel cords formed of carbon steel with a carbon content smaller than 0.75 wt.% and with superior productivity are applied.SOLUTION: There is provided a pneumatic tire having reinforcement layers with a plurality of steel cords 10 being buried in rubber while being regularly arranged therein where each of the steel cords 10 is formed of a plurality of twisted wires 11, its wire diameter (d) is 0.15 to 0.40 mm, each of the twisted wires 11 is formed of a core segment 11a and a plating layer 11b formed around the core segment 11a, the core segment 11a is formed of carbon steel of which the carbon content is 0.60 to 0.75 wt.%, and on the other hand, an average thickness (t) of the plating layer 11b is in a range of 0.23 to 0.33 μm and the strength of each of the steel cords 10 is in a range of 3,000 to 3,500 MPa.

    Abstract translation: 要解决的问题：提供一种能够比具有碳含量超过0.75重量％的碳钢形成的钢丝帘线的耐久性能更好的充气轮胎，即使由具有碳钢的碳钢形成的钢丝帘线 碳含量小于0.75重量％，并且具有优异的生产率。 解决方案：提供一种具有加强层的充气轮胎，其中多个钢帘线10被埋在橡胶中，同时规则地布置在其中，每根钢丝帘线10由多根绞合线11形成，其线直径 （d）为0.15〜0.40mm，每根绞合线11由芯部11a和形成在芯部11a周围的镀层11b形成，芯部11a由碳含量为0.60的碳钢形成 至0.75重量％，另一方面，镀层11b的平均厚度（t）在0.23〜0.33μm的范围内，钢丝帘线10的强度为3,000〜3,500 兆帕。 版权所有（C）2013，JPO＆INPIT

    Steel cord for reinforcing rubber and pneumatic radial tire using the same
    247.
    发明专利
    Steel cord for reinforcing rubber and pneumatic radial tire using the same 有权
    用于增强橡胶和气动径向轮胎的钢丝绳

    公开(公告)号：JP2008297659A

    公开(公告)日：2008-12-11

    申请号：JP2007144952

    申请日：2007-05-31

    Applicant: Yokohama Rubber Co Ltd:The ,  横浜ゴム株式会社

    Inventor： KANEHIRA NAOKI

    IPC: D07B1/06 ,  B60C9/00

    CPC classification number: D07B1/0653 ,  D07B2201/2018 ,  D07B2201/2023

    Abstract: PROBLEM TO BE SOLVED: To provide a steel cord for reinforcing rubber, which secures sufficient adhesiveness between cords and rubber, reduces contact between wires and controls a dimensional change and a pneumatic radial tire using the same.
    SOLUTION: In the steel cord 10 in which N (N=3 to 8) side wires 12 are twisted and arranged outside one helically formed core wire 11 and which has a flat structure in which the circumscribed circle C11 of the core wire 11 and the circumscribed circle C12 of the side wires 12 each form an elliptic structure, the wire diameter dc of the core wire 11 and the wire diameter ds of each of the side wires 12 have relation of dc≤ds, the twist direction of the core wire 11 is the same as those of the side wires 12, the forming pitch Pc of the core wire 11 and the twist pitch Ps of the side wires 12 have relation of Pc≥Ps and the phase of a wave form drawn by the core wire 11 when viewed in a direction perpendicular to a cord flat direction and the phase of a wave form drawn by the side wires 12 are mutually shifted and arranged.
    COPYRIGHT: (C)2009,JPO&INPIT

    Abstract translation: 要解决的问题：为了提供一种用于增强橡胶的钢丝帘线，其确保帘线和橡胶之间的足够的粘合性，减少了线材之间的接触并且控制尺寸变化，并且使用该线缆的充气子午线轮胎。 解决方案：在N（N = 3〜8）侧线12被扭绞并布置在一个螺旋形芯线11外侧并且具有扁平结构的钢丝帘线10中，其中芯线的外接圆C11 11和侧线12的外接圆C12各自形成椭圆结构，芯线11的线径dc和每条侧线12的线径ds具有dc≤ds的关系， 芯线11与侧线12相同，芯线11的成形间距Pc和侧线12的扭曲节距Ps具有Pc≥P的关系，并且由芯部抽出的波形的相位 当从垂直于帘线平坦方向的方向观察时，线11和由侧线12拉出的波形的相位被相互移位和布置。 版权所有（C）2009，JPO＆INPIT

    Rubber reinforcing steel cord and pneumatic radial tire using the steel cord
    248.
    发明专利
    Rubber reinforcing steel cord and pneumatic radial tire using the steel cord 有权
    使用钢丝绳的橡胶增强钢丝绳和气动径向轮胎

    公开(公告)号：JP2008138311A

    公开(公告)日：2008-06-19

    申请号：JP2006325179

    申请日：2006-12-01

    Applicant: Yokohama Rubber Co Ltd:The ,  横浜ゴム株式会社

    Inventor： KANEHIRA NAOKI

    IPC: D07B1/06 ,  B60C9/00 ,  B60C9/20

    CPC classification number: D07B1/0653 ,  D07B2201/2007 ,  D07B2201/2018 ,  D07B2201/2023 ,  D07B2201/2059 ,  D07B2801/14 ,  D07B2801/12

    Abstract: PROBLEM TO BE SOLVED: To provide a rubber reinforcing steel cord capable of minimizing the cord diameter and suppressing a dimensional change while ensuring sufficient adhesiveness between the cord and the rubber and to provide a pneumatic radial tire using the steel cord.
    SOLUTION: The steel cord 10 used in a belt layer 6 has a flat structure in which four side strands 12 having the same wire diameter as the core strand 11 are stranded and arranged on the outside of the one core wire 11 subjected to helical preforming and the circumscribed circle C11 of the core strand 11, and the circumscribed circle C12 of the side strands 12 form an elliptical shape, respectively. The twisting direction of the core strand 11 is the same as the strand direction of the side strands 12 and the preforming pitch of the core strand 11 is the same as the strand pitch of the side strands 12. The relationship between a minor axis ds of the circumscribed circle C11 of the core strand 11 and the wire diameter d satisfies ds>d. The minor axis Ds of the circumscribed circle C12 of the side strands 12 satisfies 2d

    Abstract translation: 要解决的问题：提供一种橡胶增强钢丝帘线，其能够使绳索直径最小化并抑制尺寸变化，同时确保帘线和橡胶之间的充分粘合性，并提供使用钢帘线的充气子午线轮胎。 ＆lt; P＆gt;解决方案：用于带束层6的钢丝帘线10具有扁平结构，其中具有与芯股线11相同的线直径的四个侧线12被绞合并布置在受一个芯线11的外侧上 螺旋预制件和芯股线11的外接圆C11和侧股12的外接圆C12分别形成椭圆形。 芯股11的扭转方向与侧股12的股线方向相同，芯股11的预制间距与侧股12的股间距相同。短轴ds的关系 芯线11的外接圆C11和线径d满足ds> d。 侧股12的外接圆C12的短轴Ds满足2d

    Steel cord for reinforcing rubber and pneumatic radial tire using the same
    250.
    发明专利
    Steel cord for reinforcing rubber and pneumatic radial tire using the same 审中-公开
    用于增强橡胶和气动径向轮胎的钢丝绳

    公开(公告)号：JP2008057064A

    公开(公告)日：2008-03-13

    申请号：JP2006234085

    申请日：2006-08-30

    Applicant: Yokohama Rubber Co Ltd:The ,  横浜ゴム株式会社

    Inventor： KANEHIRA NAOKI

    IPC: D07B1/06 ,  B60C9/00

    CPC classification number: D07B1/0653 ,  D07B2201/2018 ,  D07B2201/2023

    Abstract: PROBLEM TO BE SOLVED: To provide a steel cord for reinforcing rubber, while securing a sufficient bonding property between the cord and rubber, avoiding the contact of a core element wire with side element wires and also enabling the suppression of dimensional change, and a pneumatic radial tire by using the same. SOLUTION: This steel cord 10 used for a belt layer 6 is provided by arranging with twisting the 6 pieces of side element wires 12 having the same wire diameter with the core element wire 11 at the outside of the single core element wire 11 treated with spiral forming, having a flat structure that each of circumscribed circle C11 of the core element wire and circumscribed circle C12 of the side element wires forms an elliptical shape and having 1.1≤D1/Ds≤2.0 range ratio of the longer diameter D1 of the circumscribed circle C12 of the side element wires to the shorter diameter Ds of the same. The twist direction of the core element wire 11 is the same direction of the twisting direction of the side element wires 12, the twist pitch P12 of the side element wires 12 is substantially 3 times of the magnitude of forming pitch 11 of the core element wire 11 and the central point O of the core element wire 11 is on an elliptic orbit CO having substantially 1/3 times diameter dimension to the diameter dimension of the circumscribe circle C12 of the side element wires 12. COPYRIGHT: (C)2008,JPO&INPIT

    Abstract translation: 要解决的问题：为了提供一种用于增强橡胶的钢帘线，在确保帘线和橡胶之间的充分粘合性的同时，避免了芯元件丝与侧部元件丝的接触，并且还能够抑制尺寸变化， 和充气子午线轮胎。 ＆lt; P＆gt;解决方案：用于带束层6的钢丝帘线10通过将具有相同线径的6根侧线元件线12与芯线11连接在单芯线11的外侧 用螺旋形成处理，具有扁平结构，芯体线的外接圆C11和侧部元件丝的外接圆Cd形成椭圆形，并且具有1.1≤D1/Ds≤2.0的长径D1的范围比 侧面元件的外接圆C12与其直径较短的直径Ds相连。 芯元件线11的扭转方向与侧部元件线12的扭转方向相同，侧部元件线12的扭转节距P12大致为芯线的成形间距11的大小的3倍 11，并且芯元件线11的中心点O位于与侧部元件线12的外接圆C12的直径尺寸相比基本上为直径尺寸的1/3的椭圆轨道CO上。（C） 2008年，日本特许厅和INPIT

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