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    PNEUMATIC TIRE
    1.
    发明申请
    PNEUMATIC TIRE 有权
    气动轮胎

    公开(公告)号：US20150114540A1

    公开(公告)日：2015-04-30

    申请号：US14492456

    申请日：2014-09-22

    申请人： TOYO TIRE & RUBBER CO., LTD.

    发明人： Yu Tomitaka

    IPC分类号： B60C15/06

    CPC分类号： B60C15/0628 ,  B60C15/0009 ,  B60C15/0072 ,  B60C15/06 ,  B60C15/0603 ,  B60C15/0607 ,  B60C2015/0621 ,  B60C2015/0625 ,  B60C2015/0642 ,  B60C2015/0646 ,  Y10T152/10819 ,  Y10T152/10828 ,  Y10T152/10855

    摘要： A pneumatic tire according to the invention includes: a pair of left and right beads 3 each including a bead cores 3a and bead fillers 3b; a carcass ply 5 extended around the bead cores 3a; and an inner liner 4 arranged on an inner peripheral side of the carcass ply 5, and is characterized in that the carcass ply 5 is wound up around the bead cores 3a from the outside in the direction of width of tire to the inside in the direction of width of tire, and a distortion restraining layer 7 configured to restrain distortion of the winding ends 5a of the carcass ply 5 is provided between the bead fillers 3b and the carcass ply 5 so as to overlap with a wind-up ends 5a of the carcass ply 5.

    摘要翻译： 根据本发明的充气轮胎包括：一对左右的胎圈3，每个包括胎圈芯3a和胎圈填料3b; 围绕胎圈芯3a延伸的胎体帘布层5; 以及布置在胎体帘布层5的内周侧的内衬4，其特征在于，胎体帘布层5从胎圈芯3a的外侧沿着轮胎的宽度方向向内侧向着卷绕方向 轮胎宽度的变形抑制层7和被配置为抑制胎体帘布层5的卷绕端部5a的变形的变形抑制层7设置在胎圈填料3b和胎体帘布层5之间，以与胎圈帘布层5的卷绕端部5a重叠 胴体层5。

    TIRE
    2.
    发明申请
    TIRE 审中-公开
    胎

    公开(公告)号：US20140138015A1

    公开(公告)日：2014-05-22

    申请号：US14163244

    申请日：2014-01-24

    申请人： BRIDGESTONE CORPORATION

    发明人： Jyunya ASARI

    IPC分类号： B29D30/38 ,  B60C15/06

    CPC分类号： B29D30/38 ,  B29D2030/0066 ,  B60C15/0628 ,  B60C15/0635 ,  B60C2015/0646 ,  Y10T152/10828

    摘要： The present invention provides a tire having improved durability of a bead portion. Specifically, the present invention provides a tire having: at least one layer of carcass, including a carcass main body extending in a toroidal shape across a pair of bead cores and a carcass turn-up portion continuous with the carcass main body and wound around each bead core from the inner side toward the outer side in the tire widthwise direction and; at least two layers of textile chafer disposed on the tire-radial direction inner surface of the carcass with respect to the bead core; and at least one layer of wire chafer, characterized in that: in a state where the tire is assembled with a “design rim” prescribed in TRA and inflated at an inner pressure of 50 kPa and, providing that the center of a flange curvature of the rim is P and the outer most end in the tire radial direction of a portion covering the carcass main body, of the textile chafer, is A, an angle θ formed by a line passing P and in parallel with the tire rotation axis, with respect to a line linking P and A, is in a range of 20°≦θ≦60°.

    摘要翻译： 本发明提供一种胎圈部耐久性提高的轮胎。 具体而言，本发明提供一种轮胎，其具有：至少一层胎体，其包括沿着一对胎圈芯以环形形状延伸的胎体主体和与胎体主体连续地缠绕的胎体翻转部， 胎圈芯从轮胎宽度方向的内侧朝向外侧; 至少两层纺织物胎圈包布设置在胎体相对于胎圈芯的轮胎径向内表面上; 以及至少一层电线胎圈包布，其特征在于，在轮胎组装有在TRA中规定的“设计边缘”并且在内部压力为50kPa下充气的状态下，并且提供凸缘曲率的中心 边缘是P，并且覆盖胎体主体的部分在轮胎径向方向上的最外端是纺织品胎圈包布，是A，角度和角度; 相对于连接P和A的线，通过P并与轮胎旋转轴线平行的线形成在20°和1°的范围内;＆amp; nlE; 60°。

    TIRE
    3.
    发明申请
    TIRE 审中-公开

    公开(公告)号：US20170129290A1

    公开(公告)日：2017-05-11

    申请号：US15317787

    申请日：2015-06-04

    申请人： BRIDGESTONE CORPORATION

    发明人： Kei TSUCHIYA

    IPC分类号： B60C15/06 ,  B60C15/024

    CPC分类号： B60C15/06 ,  B60C11/00 ,  B60C15/024 ,  B60C2015/0245 ,  B60C2015/0614 ,  B60C2015/0646

    摘要： A pneumatic tire includes a bead part having a bead core, and a carcass layer folded around the bead core in the bead part. The bead part includes a bead inner-face part defined as a region at an inner side of the carcass layer in a tire width direction and at an outer side of a bead toe in a tire radial direction, a bead base part defined as a region at an inner side of the carcass layer in the tire radial direction and at an outer side of the bead toe in the tire width direction, and a high-hardness rubber layer having hardness higher than hardness of the bead base part and provided in at least a part of the bead inner-face part.

    TIRE
    4.
    发明申请
    TIRE 审中-公开
    胎

    公开(公告)号：US20110192517A1

    公开(公告)日：2011-08-11

    申请号：US13125150

    申请日：2009-09-03

    申请人： Jyunya Asari

    发明人： Jyunya Asari

    IPC分类号： B60C15/06

    CPC分类号： B29D30/38 ,  B29D2030/0066 ,  B60C15/0628 ,  B60C15/0635 ,  B60C2015/0646 ,  Y10T152/10828

    摘要： The present invention provides a tire having improved durability of a bead portion. Specifically, the present invention provides a tire having: at least one layer of carcass, including a carcass main body extending in a toroidal shape across a pair of bead cores and a carcass turn-up portion continuous with the carcass main body and wound around each bead core from the inner side toward the outer side in the tire widthwise direction and; at least two layers of textile chafer disposed on the tire-radial direction inner surface of the carcass with respect to the bead core; and at least one layer of wire chafer, characterized in that: in a state where the tire is assembled with a “design rim” prescribed in TRA and inflated at an inner pressure of 50 kPa and, providing that the center of a flange curvature of the rim is P and the outer most end in the tire radial direction of a portion covering the carcass main body, of the textile chafer, is A, an angle θ formed by a line passing P and in parallel with the tire rotation axis, with respect to a line linking P and A, is in a range of 20°≦θ≦60°.

    摘要翻译： 本发明提供一种胎圈部耐久性提高的轮胎。 具体而言，本发明提供一种轮胎，其具有：至少一层胎体，其包括沿着一对胎圈芯以环形形状延伸的胎体主体和与胎体主体连续地缠绕的胎体翻转部， 胎圈芯从轮胎宽度方向的内侧朝向外侧; 至少两层纺织物胎圈包布设置在胎体相对于胎圈芯的轮胎径向内表面上; 以及至少一层电线胎圈包布，其特征在于，在轮胎组装有在TRA中规定的“设计边缘”并且在内部压力为50kPa下充气的状态下，并且提供凸缘曲率的中心 边缘是P，并且覆盖胎体主体的部分在轮胎径向方向上的最外端是纺织品胎圈包布，是A，角度和角度; 相对于连接P和A的线，通过P并与轮胎旋转轴线平行的线形成在20°和1°的范围内;＆amp; nlE; 60°。

    Tire having a reinforced lower zone
    5.
    发明授权
    Tire having a reinforced lower zone 有权

    公开(公告)号：US12043066B2

    公开(公告)日：2024-07-23

    申请号：US16652763

    申请日：2018-10-01

    申请人： COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN

    发明人： Herve Ferigo ,  Pascal Prost

    IPC分类号： B60C15/06

    CPC分类号： B60C15/0628 ,  B60C2015/0642 ,  B60C2015/0646 ,  B60C2015/065

    摘要： A tire for a motor vehicle comprising: two beads (20); two sidewalls (30) meeting at a crown (25); at least one carcass reinforcement (160) extending from the beads (20) through the sidewalls (30) as far as the crown (25), the carcass reinforcement (160) having a plurality of carcass reinforcing elements and anchored in the two beads (20) by a turn-up around the annular reinforcing structure (70), so as to form in each bead a main strand (162) and a turn-up strand (163); and a stiffening reinforcement (140) arranged in at least one sidewall of the tire, said stiffening reinforcement (140) having a radially inner end (141) and a radially outer end (142), the stiffening reinforcement being formed of a plurality of stiffening elements oriented at an angle less than or equal to 10° relative to a circumferential direction of the tire.

    REINFORCED LIGHTWEIGHT TIRE
    7.
    发明申请
    REINFORCED LIGHTWEIGHT TIRE 审中-公开
    强化轻型轮胎

    公开(公告)号：US20150336424A1

    公开(公告)日：2015-11-26

    申请号：US14377325

    申请日：2013-02-08

    申请人： COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN ,  MICHELIN RECHERCHE ET TECHNIQUE S.A.

    发明人： Herve FERIGO

    IPC分类号： B60C3/04 ,  B60C5/00 ,  B60C15/00

    CPC分类号： B60C3/04 ,  B60C5/00 ,  B60C9/0292 ,  B60C15/00 ,  B60C15/0628 ,  B60C15/0653 ,  B60C2009/0215 ,  B60C2015/0639 ,  B60C2015/0646

    摘要： Tire with a maximum axial width SW and axial width RW at the beads, comprising a crown reinforcement of width TW and a radial carcass reinforcement, in which Tire, when it is fitted onto its mounting rim and inflated to its service pressure and equilibrium, the following conditions are satisfied: TW/SW≦75%, TW/RW≦85% and X/SH≦50%, where X is the radial height at which the Tire has its maximum axial width and SH denotes the radial height of the Tire; Y/SH≧80%, where Y is the radial height of the carcass reinforcement at the end of the crown reinforcement; and Z/SH≧90%, where Z denotes the radial height of the carcass reinforcement, wherein the absolute value of the angle α between the tangent to the carcass reinforcement at the points on the carcass reinforcement having the same axial positions as the axial ends of the crown reinforcement and the axial direction is less than or equal to 22°, and wherein each of the sidewalls comprises at least two crossed reinforcing members.

    摘要翻译： 在胎圈处具有最大轴向宽度SW和轴向宽度RW的轮胎，包括宽度为TW的胎冠增强件和径向胎体增强件，其中当轮胎安装到其安装边缘上并充气至其使用压力和平衡时，轮胎 满足以下条件：TW / SW＆nlE; 75％，TW / RW＆nlE; 85％和X / SH＆nlE; 50％，其中X是轮胎具有最大轴向宽度的径向高度，SH表示轮胎的径向高度 ; Y /SH≥80％，其中Y是胎冠增强件末端的胎体增强件的径向高度; Z /SH≥90％，其中Z表示胎体增强件的径向高度，其中胎体增强件在胎体增强件上的与轴向端部具有相同轴向位置的点处的切线之间的角度α的绝对值 的冠部加强件和轴向方向小于或等于22°，并且其中每个侧壁包括至少两个交叉的加强构件。

    TIRE HAVING AN IMPROVED BEAD
    10.
    发明申请
    TIRE HAVING AN IMPROVED BEAD 有权
    轮胎有改进的珠子

    公开(公告)号：US20120325390A1

    公开(公告)日：2012-12-27

    申请号：US13513841

    申请日：2010-11-29

    申请人： Frédéric Bourgeois

    发明人： Frédéric Bourgeois

    IPC分类号： B60C15/06 ,  B60C13/00 ,  B60C9/02

    CPC分类号： B60C15/06 ,  B60C15/0009 ,  B60C15/0054 ,  B60C15/0603 ,  B60C15/0628 ,  B60C2015/009 ,  B60C2015/061 ,  B60C2015/0639 ,  B60C2015/0646 ,  B60C2015/065 ,  B60C2015/0657 ,  B60C2015/0675 ,  B60C2015/0692 ,  Y10T152/10828 ,  Y10T152/10837 ,  Y10T152/10864

    摘要： Tire comprising two beads (20) each comprising at least one annular reinforcing structure (70) and a carcass reinforcement (60) anchored in the two beads by a turn-up, wherein each bead comprises a bead filler (110) formed from a rubber compound, the bead filler extending radially up to a radial distance DBE from the radially innermost point of the annular reinforcing structure of the bead, the radial distance DBE being less than or equal to 10% of the radial height H of the tire, at least one sidewall of the tire also comprising a rigidifying reinforcement (140) formed from a plurality of metal reinforcing elements (145, 146, 147) oriented along an angle less than or equal to 10 degrees relative to the circumferential direction, this rigidifying reinforcement being positioned such that the distance DAE between the radially innermost point (71) of the annular reinforcing structure and the radially outer end (142) of the rigidifying reinforcement is greater than or equal to 20% and less than or equal to 40% of the height H and such that the distance DAI between the radially innermost point (71) of the annular reinforcing structure and the radially inner end (141) of the rigidifying reinforcement is less than or equal to 20% of the height H.

    摘要翻译： 轮胎包括两个珠（20），每个珠包括至少一个环形加强结构（70）和通过翻转固定在两个珠中的胎体增强件（60），其中每个胎圈包括由橡胶制成的胎圈填料（110） 珠填料从胎圈的环形加强结构的径向最内点径向延伸到径向距离DBE，径向距离DBE小于或等于轮胎径向高度H的10％，至少 轮胎的一个侧壁还包括由相对于周向方向小于或等于10度的角度定向的多个金属加强元件（145,146,147）形成的刚性加固件（140），该刚性化钢筋被定位 使得环形增强结构的径向最内点（71）与刚性钢筋的径向外端（142）之间的距离DAE大于或等于20％ 高于或等于高度H的40％，并且使得环形增强结构的径向最内点（71）与刚性钢筋的径向内端（141）之间的距离DAI小于或等于 高度H.