公开(公告)号：US20240100884A1

公开(公告)日：2024-03-28

申请号：US18266969

申请日：2021-12-09

Applicant: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN

Inventor： François BARBARIN ,  Jean-Luc GUERBERT-JUBERT ,  Philippe MANSUY ,  Olivier REIX ,  Sébastien NOEL ,  Lucas LAUBY

IPC: B60C9/20

CPC classification number: B60C9/20 ,  B60C2009/2016 ,  B60C2009/2019 ,  B60C2009/209 ,  B60C2009/2093 ,  B60C2200/065

Abstract: A radial tire (1) for a heavy-duty vehicle, in which the reinforcing elements of each hooping layer (331, 332, 333), forming an angle at most equal to 5° with the circumferential direction, and the reinforcing elements of the transverse reinforcer layers (321, 322, 323), forming an angle of between 10° and 45° with the circumferential direction, are extensible and therefore such that, in their rubberized state extracted from a polymer matrix, their structural elongation As is at least equal to 0.5%, their total elongation at break At is at least equal to 3% and their tensile Young's modulus E is at most equal to 150 GPa.

公开(公告)号：US20180354307A1

公开(公告)日：2018-12-13

申请号：US15771292

申请日：2016-10-26

Applicant: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN

Inventor： Aymeric BONNET ,  Jean-Charles DEROBERT-MAZURE ,  Jacques MOREL-JEAN

IPC: B60C9/20 ,  B60C11/04 ,  B60C11/12 ,  B60C9/18 ,  B60C9/00 ,  B60C9/22

CPC classification number: B60C9/2009 ,  B60C9/0007 ,  B60C9/0042 ,  B60C9/0064 ,  B60C9/1807 ,  B60C9/22 ,  B60C11/04 ,  B60C11/12 ,  B60C11/1204 ,  B60C11/1236 ,  B60C11/1259 ,  B60C11/1272 ,  B60C2009/0085 ,  B60C2009/1828 ,  B60C2009/2016 ,  B60C2009/2019 ,  B60C2009/2077 ,  B60C2009/2083 ,  B60C2009/209 ,  B60C2011/0358 ,  B60C2011/0362 ,  B60C2011/0365 ,  B60C2011/0367 ,  B60C2011/1213 ,  B60C2011/1254 ,  B60C2011/129

Abstract: Technique to increase the endurance of tires comprising two crossed working layers (41, 42), comprising mutually parallel reinforcing elements that form, with the circumferential direction (XX′) of the tire, an angle which is at least equal to 20° and at most equal to 50°. The reinforcing elements are made up of individual metal threads or monofilaments having a cross section which is at least equal to 0.20 mm and at most equal to 0.5 mm. The tire also comprises axially exterior sipes (24) having a mean width W at most equal to 1 mm, of a depth D at least equal to 5 mm and spaced apart, in the circumferential direction (XX′), by a circumferential spacing P at least equal to 4 mm, and axially exterior grooves (25) having a mean width W at least equal to 1 mm, of a depth D at most equal to 5 mm.

公开(公告)号：US20180257436A1

公开(公告)日：2018-09-13

申请号：US15979007

申请日：2018-05-14

Applicant: Continental Reifen Deutschland GmbH

Inventor： Michal Lacko ,  Matthias Gehlauf ,  Peter Lacko

IPC: B60C9/20

CPC classification number: B60C9/2006 ,  B60C2009/2019 ,  B60C2200/06

Abstract: A pneumatic vehicle tire for utility vehicles includes a carcass, a profiled tread and a belt formed from at least four belt plies arranged lying one on top of the other. The belt plies are formed with parallel strength members embedded in rubber. The second belt ply and the third belt ply are working plies. The strength members of the second belt ply have an opposite axial direction of inclination in relation to those of the third belt ply. The strength members of the first belt ply and the strength members of the third belt ply and the strength members of the fourth belt ply are oriented in the tire with the same axial direction of inclination.

公开(公告)号：US20180037063A1

公开(公告)日：2018-02-08

申请号：US15786490

申请日：2017-10-17

Applicant: The Yokohama Rubber Co., LTD.

Inventor： Hideki Hamanaka

IPC: B60C9/20 ,  B60C9/28 ,  B60C3/04 ,  B60C11/00 ,  B60C9/22 ,  B60C9/18

CPC classification number: B60C9/20 ,  B60C3/04 ,  B60C9/185 ,  B60C9/2006 ,  B60C9/22 ,  B60C9/2204 ,  B60C9/28 ,  B60C11/005 ,  B60C2009/1871 ,  B60C2009/2016 ,  B60C2009/2019 ,  B60C2009/2022 ,  B60C2009/2051 ,  B60C2009/2064 ,  B60C2009/208 ,  B60C2009/2083 ,  B60C2009/209 ,  B60C2009/2093 ,  B60C2009/2242 ,  B60C2011/0025 ,  B60C2200/06 ,  Y10T152/10792 ,  Y10T152/10801 ,  Y10T152/1081

Abstract: A pneumatic tire comprises a carcass layer, a belt layer disposed on an outer side of the carcass layer in a tire radial direction, and a tread rubber disposed on the outer side of the belt layer in the tire radial direction. The belt layer formed by laminating an angle belt having a belt angle ≧45° and ≦70° in absolute values, a pair of cross belts, having belt angles of ≧10° and ≦45° in absolute values and having belt angles of mutually opposite signs, and a circumferential reinforcing layer having a belt angle within a range of ±5° with respect to a tire circumferential direction. A tread width TW and a cross-sectional width Wca of the carcass layer have a relationship such that 0.82≦TW/Wca≦0.92. A width Ws of the circumferential reinforcing layer and a cross-sectional width Wca of the carcass layer such that 0.60≦Ws/Wca≦0.70.

公开(公告)号：US20170203613A1

公开(公告)日：2017-07-20

申请号：US15304976

申请日：2015-04-22

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

Inventor： Alain DOMINGO ,  Emmanuel CLEMENT ,  Pascal RAGOT

IPC: B60C9/20

CPC classification number: B60C9/20 ,  B60C9/2006 ,  B60C2009/2016 ,  B60C2009/2019 ,  B60C2009/2048 ,  B60C2009/2058 ,  B60C2009/2077 ,  B60C2009/2083 ,  B60C2009/209 ,  B60C2200/065

Abstract: The tire (10) for a construction plant vehicle comprises a tread (22) and a crown reinforcement (14) arranged radially on the inside of the tread (22). The crown reinforcement (14) comprises: a protective reinforcement (36) comprising at least one protective ply (42, 44) that exhibits a force at break FmNSP; a working reinforcement (38) comprising at least one working ply (46, 48) that exhibits a force at break FmNST; and a hoop reinforcement (39) comprising at least one hooping ply (40, 41), the hooping ply (40, 41) comprising reinforcing elements known as hoop reinforcing elements, the hoop reinforcing elements making an angle at most equal to 10° with the circumferential direction of the tire (10). The working reinforcement (38) is arranged radially on the inside of the protective reinforcement (36). The ratio FmNSP/FmNST is greater than or equal to 0.27 and less than or equal to 0.90.

公开(公告)号：US20170043625A1

公开(公告)日：2017-02-16

申请号：US15305099

申请日：2015-04-15

Applicant: BRIDGESTONE CORPORATION

Inventor： Yosuke MORI

IPC: B60C9/20 ,  B60C3/04

CPC classification number: B60C9/20 ,  B60C3/04 ,  B60C9/18 ,  B60C9/2006 ,  B60C9/22 ,  B60C9/28 ,  B60C2009/2019 ,  B60C2009/2064 ,  B60C2009/228

Abstract: A pneumatic tire includes a carcass, a tread portion and a belt having a first inclined belt ply, circumferential direction belt ply, second inclined belt ply, and third inclined belt ply. With respect to a tire circumferential direction, an angle of cords of the first inclined belt ply is from 45° to 60°, an angle of a cord of the circumferential direction belt ply is 5° or less, an angle of cords of the second inclined belt ply is from 30° to 60°, and an angle of cords of the third inclined belt ply exceeds 5° and is 30° or less. The width of the third inclined belt ply is 80% or more of a ground contact width, and the cords of the second inclined belt ply and the cords of the third inclined belt ply are inclined in opposite directions with respect to the tire circumferential direction.

Abstract translation: 充气轮胎包括胎体，胎面部和具有第一倾斜带束层，圆周方向带束层，第二倾斜带束层和第三倾斜带束层的带。 对于轮胎周向，第一倾斜带束帘布层的帘线的角度为45°〜60°，圆周方向带束层帘线的角度为5°以下，第二倾斜带束帘线的帘线的角度 倾斜皮带层从30°至60°，第三倾斜带束帘布层的帘线角度超过5°并且为30°以下。 第三倾斜带束层的宽度为接地宽度的80％以上，第二倾斜带束帘布层的帘线和第三倾斜带束帘布层的帘线相对于轮胎周向在相反方向倾斜。

公开(公告)号：US20160297247A1

公开(公告)日：2016-10-13

申请号：US15186864

申请日：2016-06-20

Applicant: Continental Reifen Deutschland GmbH

Inventor： Michal Lacko ,  Matthias Gehlauf ,  Fabian Wachmann

IPC: B60C9/20 ,  B60C9/22 ,  B60C9/00 ,  B60C9/02 ,  B60C11/00

CPC classification number: B60C9/20 ,  B60C9/0007 ,  B60C9/005 ,  B60C9/02 ,  B60C9/2006 ,  B60C9/2009 ,  B60C9/22 ,  B60C11/00 ,  B60C2009/0071 ,  B60C2009/2012 ,  B60C2009/2016 ,  B60C2009/2019 ,  B60C2009/2022 ,  B60C2009/2074 ,  B60C2009/2214 ,  B60C2009/2252 ,  B60C2200/06

Abstract: The invention is directed to a pneumatic vehicle tire having a carcass and a belt built up on the radial outside of the carcass. The tire includes a profiled tread which is built up on the belt on the radial outside of the belt. The belt is formed from at least four belt plies which are arranged one on top of the other from the radial inside to the radial outside. The first belt ply and the second belt ply are crossing working plies. The reinforcing elements of the first and second belt plies are arranged at an angle of 10° to 45° to the circumferential direction. The reinforcing elements of the fourth belt ply are arranged at an angle of 40° to 75° to the circumferential direction and the reinforcing elements of the third belt ply are arranged at an angle of 0° to 5° to the circumferential direction.

Abstract translation: 本发明涉及一种具有在胎体的径向外侧上形成的胎体和带的气动车辆轮胎。 轮胎包括在带的径向外侧上的皮带上建立的轮廓胎面。 皮带由至少四个皮带层形成，它们从径向内侧到径向外侧彼此顶布置。 第一皮带层和第二皮带层正在穿过工作层。 第一和第二带束层的加强元件以与圆周方向成10°至45°的角度布置。 第四带束层的加强元件以与圆周方向成40°至75°的角度布置，并且第三带束层的加强元件以与圆周方向成0°至5°的角度布置。

公开(公告)号：US20160193874A1

公开(公告)日：2016-07-07

申请号：US14910967

申请日：2014-07-17

Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.

Inventor： Kazuo ASANO ,  Yasuhiro KUBOTA ,  Sawa OGIHARA

IPC: B60C3/04 ,  B60C9/20 ,  B60C15/00 ,  B60C9/02

CPC classification number: B60C3/04 ,  B60C9/02 ,  B60C9/20 ,  B60C9/2009 ,  B60C9/2204 ,  B60C15/00 ,  B60C2009/0078 ,  B60C2009/1828 ,  B60C2009/2019 ,  B60C2009/2048 ,  B60C2009/2058 ,  B60C2009/208 ,  B60C2009/2083 ,  B60C2009/2093 ,  B60C2009/2228

Abstract: To improve the rolling resistance and air resistance of a tire. It has a belt layer composed of two belt plies in which belt cords are obliquely arranged at mutually opposite angles θ with respect to the tire equator, and a band layer composed of a single band ply in which a band cord is wound spirally in the tire circumferential direction. The angle θ of the belt cords is in a range of 35 degrees˜55 degrees. When Wt is the tire cross sectional width (unit: mm), and Db is a bead diameter (unit: inch), the tire cross sectional width Wt satisfies the following expressions (1), (2). Wt= =−0.7257×(Db)̂2+48.568×Db−552.33  (2)

Abstract translation: 提高轮胎的滚动阻力和空气阻力。 它具有由两个带束层组成的带束层，其中带帘线以相互相反的角度倾斜地布置; 相对于轮胎赤道，以及由单带帘布层组成的带层，其中带束线在轮胎周向上螺旋地卷绕。 角度和角度 的皮带帘线在35度〜55度的范围内。 当Wt为轮胎截面宽度（单位：mm），Db为胎圈直径（单位：英寸）时，轮胎横截面宽度Wt满足下式（1），（2）。 Wt = < - 0.7257×（Db）2 + 42.763×Db-339.67（1）Wt> = -0.7257×（Db）2 + 48.568×Db-552.33（2）

公开(公告)号：US09272578B2

公开(公告)日：2016-03-01

申请号：US14406151

申请日：2013-06-07

Applicant: The Yokohama Rubber Co., LTD.

Inventor： Kohshi Iga ,  Hideki Hamanaka ,  Kouichi Koutoku

IPC: B60C9/18 ,  B60C9/22 ,  B60C9/28 ,  B60C9/20 ,  B60C11/00 ,  B60C11/13 ,  B60C3/04 ,  B60C11/03

CPC classification number: B60C9/20 ,  B60C3/04 ,  B60C9/18 ,  B60C9/185 ,  B60C9/2006 ,  B60C9/22 ,  B60C9/28 ,  B60C11/0083 ,  B60C11/03 ,  B60C11/0306 ,  B60C11/1392 ,  B60C2009/2012 ,  B60C2009/2016 ,  B60C2009/2019 ,  B60C2009/2022 ,  B60C2009/2041 ,  B60C2009/2061 ,  B60C2009/2064 ,  B60C2009/2077 ,  B60C2009/2083 ,  B60C2009/283 ,  Y10T152/10801

Abstract: In a pneumatic tire, a belt layer includes an inner-side cross belt and an outer-side cross belt each having an absolute value of a belt angle with respect to the tire circumferential direction of not less than 46 degrees and not more than 80 degrees and having the belt angles with signs that are opposite to each other. The circumferential reinforcing layer has a belt angle with respect to the tire circumferential direction within the range ±5 degrees and disposed between the inner-side cross belt and outer-side cross belt. The supplemental belt has an absolute value of a belt angle with respect to the tire circumferential direction of not less than 10 degrees and not more than 45 degrees, and is disposed on the inner side in the tire radial direction of the inner-side cross belt. The supplemental belt and the inner-side cross belt have belt angles with opposite signs.

Abstract translation: 在充气轮胎中，带束层包括内侧交叉皮带和外侧交叉皮带，所述内侧交叉皮带和外侧交叉皮带各自具有相对于轮胎周向的皮带角绝对值不小于46度且不大于80度 并且具有彼此相反的带有角度的符号。 圆周增强层在±5度的范围内具有相对于轮胎周向的带角度，并且设置在内侧交叉皮带和外侧交叉皮带之间。 所述补充带具有相对于轮胎周向的带角度的绝对值为10度以上且45度以下，并且配置在所述内侧交叉皮带的轮胎径向的内侧 。 补充带和内侧交叉皮带具有相反符号的带角度。

公开(公告)号：US09211764B2

公开(公告)日：2015-12-15

申请号：US14480003

申请日：2014-09-08

Applicant: BRIDGESTONE CORPORATION

Inventor： Eiji Ichihara

IPC: B60C9/20 ,  B60C9/22 ,  B60C9/00

CPC classification number: B60C9/20 ,  B60C9/0007 ,  B60C9/0042 ,  B60C9/2003 ,  B60C9/2006 ,  B60C9/2009 ,  B60C9/2204 ,  B60C2009/2016 ,  B60C2009/2019 ,  B60C2009/2022 ,  B60C2009/2093 ,  Y10T152/10801

Abstract: Provided is a pneumatic tire having excellent durability and driving stability during high-speed running of the vehicle (that is, during high-speed rotation of the tire). The pneumatic tire includes: a carcass; an intersecting belt which is provided on the outer circumference side of a crown portion of the carcass and formed of two inclined belt layers having cords inclined and extending in a direction intersecting each other across a tire equatorial plane; and a circumferential belt layer which is provided on either one of the inner side and the outer side of the intersecting belt in the tire radial direction and includes a spiral cord arranged as being spirally wound at an inclination angle of equal to or smaller than 5 degrees to the tire equatorial plane. Of the two inclined belt layers forming the intersecting belt, the cords in a first inclined belt layer are inclined at an inclination angle that falls within the range of 45 to 90 degrees relative to the tire equatorial plane, while the cords in a second inclined belt layer are inclined at an inclination angle that falls within the range of 15 to 45 degrees relative to the tire equatorial plane and is smaller than the inclination angle of the cords in the first inclined belt layer.

Abstract translation: 本发明提供一种在车辆的高速行驶（即轮胎的高速旋转）期间具有优异的耐久性和驾驶稳定性的充气轮胎。 充气轮胎包括：胎体; 该交叉带设置在胎体的胎冠部分的外周侧，由两个倾斜的带束层组成，所述两个倾斜带束层具有沿着与轮胎赤道面相交的方向倾斜并延伸的绳索; 以及周向带层，其设置在所述交叉带的内侧和外侧中的轮胎径向方向上的任一侧上，并且包括以等于或小于5度的倾斜角螺旋形缠绕的螺旋绳 到轮胎赤道平面。 在形成交叉带的两个倾斜带束层中，第一倾斜带层中的帘线以相对于轮胎赤道平面在45度至90度的范围内的倾斜角倾斜，而在第二倾斜带中的帘线 层以相对于轮胎赤道面15〜45度的范围的倾斜角度倾斜，并且小于第一倾斜带束层中的帘线的倾斜角度。