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公开(公告)号：US20240044075A1
公开(公告)日：2024-02-08
申请号：US17760665
申请日：2021-04-30
Applicant: Jiangsu Xingda Steel Tyre Cord Co., Ltd.
Inventor： Xiang LIU , Aiping WANG , Nianpeng ZHAO , Weiming MA , Xianghui LIU , Chundong PAN , Cunjun ZHAO
CPC classification number: D07B1/062 , B60C9/0007 , D07B2201/2066 , D07B2201/2009 , D07B2201/102 , D07B2201/104 , D07B2205/3025 , D07B2501/2046 , D07B2201/2006 , D07B2401/2095
Abstract: A steel cord and a manufacturing process are disclosed. The steel cord includes a steel core wire located in the center and having a diameter of d; and M sheath-layer steel wires arranged around the steel core wire in the center, tangent to the steel core wire, and having a diameter of d1, at least two gaps L existing between the M sheath-layer steel wires, where M is 4; d, d1, and L satisfy the following relationship: 0.420
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2.发明公开公开(公告)号：US20230366149A1
公开(公告)日：2023-11-16
申请号：US18044435
申请日：2021-09-24
Applicant: Pirelli Tyre S.p.A.
Inventor： Simone AGRESTI , Guido Luigi DAGHINI
CPC classification number: D07B1/062 , B60C9/0007 , B60C2009/0092 , D07B2501/2046 , D07B2201/2006 , D07B2201/2039 , D07B2201/1044
Abstract: The invention relates to a metallic reinforcing cord (10) for tyres for vehicle wheels, comprising from two to ten metallic wires (11) twisted together with a twisting pitch (P) and each having a predetermined diameter. In at least some cross sections of the metallic reinforcing cord (10), at least two of said metallic wires (11) are arranged to a minimum mutual distance greater than, or equal to, 2.5 times the predetermined diameter.
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公开(公告)号：US20190202240A1
公开(公告)日：2019-07-04
申请号：US16323046
申请日：2017-07-27
Applicant: BRIDGESTONE CORPORATION
Inventor： Yuriko MORI
CPC classification number: B60C9/0007 , B60C9/00 , D07B1/06 , D07B1/062 , D07B2201/2006 , D07B2201/203 , D07B2201/2051 , D07B2201/2061 , D07B2401/206 , D07B2401/208 , D07B2801/12
Abstract: Provided are: a tire steel cord having not only excellent cutting resistance and corrosion resistance but also excellent processability in plant; and a pneumatic tire including the same. The tire steel cord has a layer-twisted structure including: a core 11 composed of two core filaments 1; and a sheath 12 composed of eight sheath filaments 2 that are twisted together around the core 11, in which tire steel cord the two core filaments 1 constituting the core 11 are twisted together, the twisting direction of the core filaments 1 and that of the sheath filaments 2 are different, and a diameter (Dc) of the core filaments 1 and a diameter (Ds) of the sheath filaments 2 satisfy a relationship represented by the following Equation (1): 0.90≤Ds/Dc≤1.10 (1).
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公开(公告)号：US20170210170A1
公开(公告)日：2017-07-27
申请号：US15329266
申请日：2015-07-28
Applicant: BRIDGESTONE CORPORATION
Inventor： Yusuke NOZAKI
CPC classification number: B60C9/0007 , B60C9/00 , B60C9/18 , B60C9/20 , B60C2009/0092 , D07B1/06 , D07B1/0613 , D07B1/062 , D07B1/0626 , D07B1/0633 , D07B2201/2006 , D07B2201/2029 , D07B2201/2037 , D07B2201/2051 , D07B2201/2061 , D07B2401/208 , D07B2801/14 , D07B2801/12 , D07B2801/24
Abstract: Provided is a steel cord for reinforcing a rubber article in which both the rubber penetrability (rust prevention), and the cord strength and shear resistance are highly achieved. Provided is a steel cord for reinforcing a rubber article including: one core strand 11 having a layered-twisted structure formed by twisting a plurality of steel filaments 1; and a plurality of sheath strands 12 having a layered-twisted structure formed by twisting a plurality of steel filaments 2, wherein the sheath strands are twisted around the core strand. An average value Lc of an amount of clearance between outermost layer sheath filaments constituting an outermost layer sheath of the core strand is from 0.073 to 0.130 mm, and the number of the outermost layer sheath filaments is from 7 to 10.
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公开(公告)号：US20170114497A1
公开(公告)日：2017-04-27
申请号：US15302140
申请日：2014-09-10
Applicant: JIANGSU FASTEN TECHNOLOGY DEVELOPMENT CENTER CO., LTD , JIANGSU FASTEN SPECIAL STEEL PRODUCTS CO., LTD
Inventor： Lihua LIU , Chunlei ZHANG , Hongfang LIU , Yongqing SHAO , Yawei ZHANG , Kai XU , Yi LU
CPC classification number: D07B1/0686 , B21C1/02 , D07B1/0613 , D07B1/10 , D07B3/04 , D07B2201/1052 , D07B2201/1068 , D07B2201/2006 , D07B2201/202 , D07B2201/2051 , D07B2201/2052 , D07B2201/2059 , D07B2201/2061 , D07B2205/3057 , D07B2205/3071 , D07B2207/209 , D07B2207/4045 , D07B2401/207 , D07B2501/2076 , D07B2801/18 , D07B2801/10 , D07B2801/12 , D07B2801/24 , D07B2801/60
Abstract: Disclosed is a steel wire rope for conveyor belts. The steel wire rope includes a central steel wire, a steel wire layer externally wound on the central steel wire, and a plurality of external steel wire strands. Each external steel wire strand includes a core steel wire and N external steel wires. The central steel wire, the steel wire layer externally wound on the central steel wire, and the plurality of external steel wire strands are wound into a steel wire rope for conveyor belts in one step. The steel wire layer is externally wound on the outer side of the central steel wire, the external steel wire strands are wound to wrap the outer side of the steel wire layer, and the external steel wire strands are in line contact with the steel wire layer.
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Patent Agency Ranking
公开(公告)号：US20160167435A1
公开(公告)日：2016-06-16
申请号：US14906314
申请日：2014-07-22
Applicant: BRIDGESTONE CORPORATION
Inventor： Atsushi ONUKI , Masayuki HASHIMOTO
CPC classification number: B60C9/0007 , B60C9/02 , B60C2009/0071 , B60C2009/0085 , B60C2009/0416 , B60C2009/0441 , B60C2009/045 , D07B1/062 , D07B1/0626 , D07B2201/2006 , D07B2201/202 , D07B2205/3057 , D07B2401/207 , D07B2401/2075 , D07B2801/10
Abstract: This invention provides a pneumatic tire having its weight reduced without degrading the durability of bead portions.Provided is a pneumatic tire comprising, as a framework, at least one carcass ply comprising a steel cord covered with rubber. Letting d (mm) be the cord diameter of the steel cord and T (MPa) be the tensile strength of a steel filament forming the steel cord, the following relation is satisfied: a1T−b1>d>a2T+b2 (where a1 is 3.65×10−4 mra/MPa, b1 is 0.42 mm, a2 is −8.00×10−5 mm/MPa, and b2 is 0.78 mm), and the tensile strength T of the steel filament is 3000 MPa (exclusive) to 4000 MPa (exclusive) and the number of hits E under a bead core of the steel cord in the carcass ply is 12 hits/25 mm (exclusive) to 38 hits/25 mm (exclusive).
Abstract translation: 本发明提供了一种其重量减轻而不降低胎圈部分的耐久性的充气轮胎。 提供一种充气轮胎，其包括作为框架的至少一个胎体帘布层，其包括用橡胶覆盖的钢帘线。 设d（mm）为钢帘线的帘线直径，T（MPa）为形成钢帘线的钢丝的拉伸强度，满足以下关系：a1T-b1> d> a2T + b2（其中a1为 3.65×10-4mra / MPa，b1为0.42mm，a2为-8.00×10-5mm / MPa，b2为0.78mm），钢丝的拉伸强度T为3000MPa（排他性）为4000 在胎体帘布层中，钢帘线的胎圈芯下的压缩强度（独占）和击打次数E为12次/ 25mm（专用）至38次/ 25mm（排他性）。
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公开(公告)号：US20160017523A1
公开(公告)日：2016-01-21
申请号：US14332945
申请日：2014-07-16
Applicant: MILLIKEN & COMPANY
Inventor： Steven L. Bedingfield
CPC classification number: D03D3/005 , D03D1/0005 , D03D1/0035 , D03D3/02 , D03D11/00 , D03D13/004 , D03D15/10 , D07B1/02 , D07B1/025 , D07B1/06 , D07B1/16 , D07B1/22 , D07B5/005 , D07B5/02 , D07B2201/2006 , D07B2201/2012 , D07B2201/20903 , D07B2205/103 , D07B2205/106 , D07B2205/201 , D07B2205/2039 , D07B2205/205 , D07B2205/2071 , D07B2205/2082 , D07B2205/3003 , D07B2205/3007 , D07B2205/3025 , D07B2401/2075 , D10B2321/021 , D10B2331/04 , G02B6/4463 , G02B6/50 , G02B6/54 , H02G1/083 , D07B2801/22 , D07B2801/10 , D07B2801/18
Abstract: A woven rope an inner portion comprising a plurality of multifilament fibers in the length direction of the woven rope and a jacket portion covering the inner portion. The jacket portion contains a plurality of monofilament fibers in the length direction of the woven rope and at least one multifilament fiber in the circumferential direction interwoven with the monofilament fibers in the length direction of the jacket portion. The monofilament fibers of the jacket portion form the majority of the outer surface of the woven rope.
Abstract translation: 编织绳索，其包括在所述编织绳索的长度方向上的多根复丝纤维和覆盖所述内部部分的护套部分的内部部分。 护套部分在编织绳索的长度方向上包含多根单丝纤维，并且在护套部分的长度方向上沿圆周方向的至少一根复丝纤维与单丝纤维交织。 护套部分的单丝纤维形成编织绳的外表面的大部分。
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公开(公告)号：US20150329995A1
公开(公告)日：2015-11-19
申请号：US14651713
申请日：2013-12-13
Inventor： EMMANUEL CLEMENT , SÉBASTIEN HOLLINGER
CPC classification number: D02G3/38 , B60C9/0007 , D02G3/12 , D02G3/36 , D02G3/446 , D02G3/48 , D07B1/0613 , D07B1/0626 , D07B1/0633 , D07B1/14 , D07B5/12 , D07B2201/2002 , D07B2201/2003 , D07B2201/2004 , D07B2201/2005 , D07B2201/2006 , D07B2201/2011 , D07B2201/2027 , D07B2201/2029 , D07B2201/203 , D07B2201/2031 , D07B2201/2036 , D07B2201/2037 , D07B2201/204 , D07B2201/2051 , D07B2201/206 , D07B2201/2061 , D07B2201/2081 , D07B2201/2095 , D07B2201/2097 , D07B2205/3021 , D07B2205/3028 , D07B2205/3035 , D07B2205/3042 , D07B2205/306 , D07B2205/3067 , D07B2205/3071 , D07B2205/3089 , D07B2205/3092 , D07B2401/207 , D07B2401/208 , D07B2501/2046 , Y10T428/12333 , D07B2801/12 , D07B2801/10 , D07B2801/14 , D07B2801/18
Abstract: A metal cord has cylindrical layers formed of an internal layer, an intermediate layer, and an external layer. The in internal layer includes M threads. The intermediate layer includes N threads wound in a helix around the internal layer. The external layer includes P threads wound in a helix around the intermediate layer. An inter-thread distance, D2, between the threads of the intermediate layer is greater than or equal to 25 μm. An inter-thread distance, D3, between the threads of the external layer is greater than or equal to 25 μm.
Abstract translation: 金属线具有由内层，中间层和外层形成的圆柱形层。 内层包括M线。 中间层包括缠绕在内层周围的螺旋线的N根螺纹。 外层包括以中间层周围的螺旋缠绕的P个螺纹。 中间层的螺纹间的间距D2大于或等于25μm。 外层的螺纹之间的线间距离D3大于或等于25μm。
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9.发明授权Tire comprising carcass reinforcing cords of low permeability and textile threads associated with the carcass reinforcement 有权轮胎包括与胎体增强件相关联的低渗透性和纺织线的胎体增强帘线公开(公告)号：US09108465B2
公开(公告)日：2015-08-18
申请号：US13141692
申请日：2009-11-10
Applicant: Michael Cogne , Bernard Jault , Laurent Nadreau
Inventor： Michael Cogne , Bernard Jault , Laurent Nadreau
CPC classification number: B60C9/07 , B60C9/0007 , B60C9/0238 , B60C9/08 , B60C9/09 , B60C2009/0491 , B60C2019/008 , B60C2200/06 , D07B1/062 , D07B1/0626 , D07B1/0633 , D07B2201/2006 , D07B2201/2023 , D07B2201/2032 , D07B2201/2046 , D07B2201/2059 , D07B2201/2061 , D07B2201/2062 , D07B2501/2046 , Y10T152/10855 , Y10T152/10873 , D07B2801/12
Abstract: A tire having a radial carcass reinforcement, comprised of at least one layer of metal reinforcing elements, said tire comprising a crown reinforcement, which is itself covered radially with a tread, said tread being joined to two beads via two sidewalls. The metal reinforcing elements of at least one layer of the carcass reinforcement are non-hooped cords having, in the permeability test, a flow rate of less than 20 cm3/min and at least one layer of the carcass reinforcement being provided on at least one side with textile threads oriented mainly along a direction parallel to that of the metal reinforcing elements of said at least one carcass reinforcement layer, said textile threads being corrugated about this main direction.
Abstract translation: 一种具有径向胎体增强件的轮胎，包括至少一层金属增强元件，所述轮胎包括冠状增强件，胎冠增强件本身被胎面径向覆盖，所述胎面通过两个侧壁连接到两个胎圈。 至少一层胎体增强层的金属增强元件是非箍环，其在渗透性试验中具有小于20cm 3 / min的流速，并且至少一层胎体增强层设置在至少一个 其主要沿着与所述至少一个胎体加强层的金属增强元件的方向平行的方向定向，所述纺织线在该主要方向上是波纹状的。
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10.发明申请CORD RUBBERIZED IN SITU COMPRISING A COMPOSITION CONTAINING AN ORGANIC POLYSULPHIDE 审中-公开包含有机聚硅氧烷的组合物的钢丝绳公开(公告)号：US20150217602A1
公开(公告)日：2015-08-06
申请号：US14429469
申请日：2013-09-26
Inventor： Nathalie Salgues , Jean-Luc Cabioch
IPC: B60C9/00
CPC classification number: B60C9/0007 , B60C2009/0021 , D07B1/0613 , D07B1/062 , D07B1/0626 , D07B1/0633 , D07B1/165 , D07B2201/2006 , D07B2201/2023 , D07B2201/2028 , D07B2201/204 , D07B2201/2046 , D07B2201/2051 , D07B2201/2059 , D07B2201/2061 , D07B2201/2062 , D07B2201/2077 , D07B2201/2082 , D07B2501/2046 , Y10T428/2929 , D07B2801/12 , D07B2801/24
Abstract: A metal cord is rubberized in situ by a rubber composition. The rubber composition includes an organic polysulphide.
Abstract translation: 金属帘线通过橡胶组合物原位橡胶化。 橡胶组合物包括有机多硫化物。
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