公开(公告)号：US09597930B2

公开(公告)日：2017-03-21

申请号：US13879306

申请日：2010-10-15

Applicant: Nicolas Dautrey ,  Yasuhiko Futamura ,  Ludovic Greverie ,  Yuji Kanno ,  Gael Roty ,  Nanae Shimanaka

Inventor： Nicolas Dautrey ,  Yasuhiko Futamura ,  Ludovic Greverie ,  Yuji Kanno ,  Gael Roty ,  Nanae Shimanaka

IPC: B60C11/13 ,  B60C19/00 ,  B60C11/04

CPC classification number: B60C11/1353 ,  B60C11/047 ,  B60C11/13 ,  B60C19/002 ,  B60C2011/1361

Abstract: A tread for a pneumatic tire in which air column resonance sound is reduced and wear of the groove fences and tread portion are caused to be approximately the same, while drainage performance is maintained, wherein a plurality of groove fences are formed and are installed within at least one circumferential groove, extending from the bottom of the circumferential groove, and block at least 70% of the cross-sectional area of the circumferential groove, and the bending parameter of the groove fences, defined as E·I/(h3l) (where E is the modulus at 10% elongation of the material used for the groove fences, I is the second moment of area of the groove fence, h is the height of the groove fence, and l is the width of the groove fence) is at least equal to 250 Pa and at most equal to 350 Pa.

公开(公告)号：US20160368327A1

公开(公告)日：2016-12-22

申请号：US15161416

申请日：2016-05-23

Applicant: TOYO TIRE & RUBBER CO., LTD.

Inventor： Tsuyoshi Fujioka

IPC: B60C11/12 ,  B60C11/03

CPC classification number: B60C11/125 ,  B60C11/04 ,  B60C11/042 ,  B60C11/047 ,  B60C2011/0346 ,  B60C2011/0348 ,  B60C2011/0355 ,  B60C2011/0386 ,  B60C2200/06

Abstract: In a pneumatic tire including a plurality of main grooves extending in a tire circumference direction and ribs interposed between the two main grooves out of the plurality of main grooves, the ribs include a narrow groove including first narrow groove portions extending in one direction and second narrow groove portions extending in a direction different from the one direction and being arranged alternately in a zigzag pattern, the first narrow groove portions each include a bent portion and a narrow groove bottom sipe at a groove bottom of a portion including the bent portion.

Abstract translation: 在包括在轮胎周向延伸的多个主槽和在多个主槽之间插入在两个主槽之间的肋的充气轮胎中，所述肋包括窄槽，所述窄槽包括在一个方向上延伸的第一窄槽部分和第二窄槽 沟槽部分沿与该一个方向不同的方向延伸并且以Z字形图案交替布置，第一窄槽部分在包括弯曲部分的部分的凹槽底部均包括弯曲部分和窄槽底槽刀槽。

公开(公告)号：US09457621B2

公开(公告)日：2016-10-04

申请号：US14149391

申请日：2014-01-07

Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.

Inventor： Taro Okabe

IPC: B60C11/03 ,  B60C11/12 ,  B60C11/11 ,  B60C11/04

CPC classification number: B60C11/0306 ,  B60C11/033 ,  B60C11/047 ,  B60C11/125 ,  B60C2011/0346 ,  B60C2011/0348 ,  B60C2011/0353 ,  B60C2011/0358 ,  B60C2011/0365 ,  B60C2011/0367 ,  B60C2011/0372 ,  B60C2200/06

Abstract: A heavy duty pneumatic tire includes a tread portion provided with at least one circumferentially and continuously extending main groove, and a plurality of lateral grooves to form circumferentially repeated pitch elements each of which consists of one lateral groove and a block element divided between two adjacent lateral grooves. The tread portion has a land ratio in a range of from 70% to 80%, and the pitch elements in a range of from 40 to 50. Each lateral groove has a circumferential groove width in a range of from 5% to 15% in relation to a circumferential length of the pitch element, and an angle in a range of from 45 to 85 degrees with respect to a circumferential direction of the tire.

Abstract translation: 重型充气轮胎包括设置有至少一个周向且连续延伸的主槽的胎面部分，以及多个横向槽，以形成周向重复的节距元件，每个横向槽由一个横向槽和分隔在两个相邻横向 凹槽 胎面部具有70％至80％的平坦比，40°至50°的间距元件。每个横向槽的周向槽宽度在5％至15％的范围内 与相对于轮胎的圆周方向成45度到85度的范围的角度相关。

公开(公告)号：US09358842B2

公开(公告)日：2016-06-07

申请号：US13696124

申请日：2011-05-02

Applicant: Keiichi Kato

Inventor： Keiichi Kato

IPC: B60C11/13 ,  B60C11/04

CPC classification number: B60C11/04 ,  B60C11/042 ,  B60C11/047 ,  B60C11/13 ,  B60C11/1353 ,  B60C2011/133 ,  B60C2011/1338 ,  B60C2011/1361

Abstract: A pneumatic tire 1 which includes a plurality of rib-shaped land portions extending in a tire-circumferential-direction and in which a circumferential groove is formed extending in the tire-circumferential-direction between the land portions. The circumferential groove is provided with an intra-groove groove formed to recess inwardly in a tire-radial-direction from the circumferential groove while having its upper ends at a groove bottom of the circumferential groove. Paired inner wall surface and outer wall surface forming the intra-groove groove each continuously extend in tire-circumferential-direction while meandering in tread-width-direction. The intra-groove groove includes a wide groove portion in which a groove width of the intra-groove groove in tread-width-direction is a predetermined width; and a narrow groove portion which is continuous with the wide groove portion and which has a narrower width than the predetermined width. The wide groove portion and the narrow groove portion are alternately provided in tire-circumferential-direction.

Abstract translation: 一种充气轮胎1，其包括在轮胎周向延伸的多个肋状接合部，并且在胎面部之间沿轮胎周向延伸形成周向槽。 周向槽设置有形成为从周向槽沿轮胎径向向内凹陷的槽槽，同时其上端位于周向槽的槽底。 形成槽内凹槽的配对内壁面和外壁面在轮胎周向上连续延伸，同时在胎面宽度方向上蜿蜒。 所述槽内凹槽包括：宽槽部，其中，所述槽内槽的槽宽度在胎面宽度方向上为预定宽度; 以及与宽槽部连续并且宽度比规定宽度窄的窄槽部。 宽槽部和窄槽部在轮胎周向交替地设置。

公开(公告)号：US20150306918A1

公开(公告)日：2015-10-29

申请号：US14669883

申请日：2015-03-26

Applicant: TOYO TIRE & RUBBER CO., LTD.

Inventor： Shingo Kuwano

IPC: B60C11/13 ,  B60C5/00

CPC classification number: B60C11/1369 ,  B60C11/045 ,  B60C11/047 ,  B60C11/1307 ,  B60C2011/133

Abstract: The pneumatic tire has main grooves; land portions which are sectioned by the main grooves; paired notches which face to each other as well as being open to a tread surface; the notches being concave portions which are formed in side surfaces of two land portions which are adjacent across the main grooves; tie bars which protrudes at a predetermined height from groove bottoms of the main grooves and connect between the paired notches; and dimples which are provided in the middle in a width direction of the tie bars. The dimples are arranged at least in a notch internal region which is surrounded by wall surfaces of the notches among the tie bars.

Abstract translation: 充气轮胎具有主槽; 由主槽划分的陆部; 彼此面对并且对胎面开放的配对凹口; 所述凹口是形成在所述主槽相邻的两个凸台部分的侧表面中的凹部; 连接杆从主槽的凹槽底部突出预定高度并连接在成对的凹口之间; 以及设置在连接条的宽度方向上的中间的凹部。 凹坑至少布置在由连接条中的凹口的壁表面围绕的凹口内部区域中。

公开(公告)号：US09145032B2

公开(公告)日：2015-09-29

申请号：US13575821

申请日：2011-01-25

Applicant: Shinpei Sugiyasu

Inventor： Shinpei Sugiyasu

IPC: B60C11/13 ,  B60C11/04 ,  B60C11/03

CPC classification number: B60C11/042 ,  B60C11/032 ,  B60C11/047 ,  B60C11/1315 ,  B60C2011/0344 ,  B60C2011/0346 ,  B60C2011/0353 ,  B60C2011/0381 ,  B60C2011/1361

Abstract: A land portion of a pneumatic tire 1 comprises a land portion 10 having groove wall 10a a second land portion 20 having a groove wall 20a. The groove walls 10a, 20a meander. A groove width of a main groove 50 changes at a predetermined repetition cycle. The main groove 50 includes: a wide groove portion 50A having a predetermined width; and a narrow groove portion 50B which is continuous with the wide groove portion and which is narrower than the predetermined width. A relationship of θ1>θ2 is satisfied where θ1 refers to an angle formed between a tire normal line RL and the groove wall 10a or the groove wall 20a forming the wide groove portion 50A and θ2 refers to an angle formed between the tire normal line RL and the groove wall 10a or the groove wall 20a forming the narrow groove portion 50B.

Abstract translation: 充气轮胎1的陆部包括具有槽壁10a的陆部10，具有槽壁20a的第二陆部20。 槽壁10a，20a曲折。 主槽50的槽宽以规定的重复周期变化。 主槽50包括：具有预定宽度的宽槽部分50A; 以及与宽槽部连续并且比规定宽度窄的窄槽部50B。 1和＆amp; t; 2的关系满足＆amp; 1;轮胎法线RL与形成宽槽部50A的槽壁10a或槽壁20a之间形成的角度，＆lt; 轮胎法线RL与形成狭槽部50B的槽壁10a或槽壁20a之间形成的角度。

公开(公告)号：US20140326375A1

公开(公告)日：2014-11-06

申请号：US14346697

申请日：2011-09-22

Applicant: Hidetoshi Okabe

Inventor： Hidetoshi Okabe

IPC: B60C11/24 ,  B60C9/28 ,  B60C9/00

CPC classification number: B60C11/24 ,  B60C9/0007 ,  B60C9/28 ,  B60C11/01 ,  B60C11/02 ,  B60C11/047 ,  B60C2011/013 ,  Y10T152/10027

Abstract: The pneumatic tire includes a belt layer that is formed by laminating a pair of cross belts and a circumferential reinforcing layer. Additionally, the pneumatic tire 1 includes a plurality of circumferential main grooves, and a plurality of land portions partitioned and formed by the circumferential main grooves in a tread portion. Also, the pneumatic tire includes a mark on a buttress portion in order to determine the time for renewal of the tire. Also, an outermost circumferential main groove is on an outer side in a tire width direction of the circumferential reinforcing layer. Also, a groove bottom gauge t of the outermost circumferential main groove and a distance D in a tire radial direction from a predetermined intersection point A to the mark have a relationship such that −1.0≦D/t≦1.0, taking the outer side in the tire radial direction to be positive.

Abstract translation: 充气轮胎包括通过层叠一对交叉带和周向增强层而形成的带束层。 此外，充气轮胎1包括多个周向主槽，以及由胎面部中的周向主槽隔开并形成的多个陆部。 此外，为了确定轮胎更新的时间，充气轮胎在支撑部分上包括标记。 此外，最外周向主槽位于周向增强层的轮胎宽度方向的外侧。 此外，最外周向主槽的槽底规T和从规定交点A到标记的轮胎径向的距离D具有如下关系：-1.0＆nlE; D / t＆nlE; 1.0，以外侧 在轮胎径向为正。

公开(公告)号：US08776847B2

公开(公告)日：2014-07-15

申请号：US12808749

申请日：2007-12-21

Applicant: Eric A. De Benedittis

Inventor： Eric A. De Benedittis

IPC: B60C11/11 ,  B60C11/12 ,  B60C11/13

CPC classification number: B60C11/13 ,  B60C11/047 ,  B60C2011/1338

Abstract: Apparatus for ejecting objects from a tire tread include, in particular embodiments, a pair of adjacent ground-engaging elements, each element including a ground-engaging contact surface; a groove separating the pair of ground-engaging elements, the groove having a base and a pair of opposing sidewalls spaced apart by a groove width; a sipe having a particular size, and located in communication with a portion of the groove extending between the pair of ground-engaging elements; and, an ejector associated with the sipe, the ejector comprising a projection that extends within the groove.

Abstract translation: 用于从轮胎胎面喷射物体的装置在特定实施例中包括一对相邻的地面接合元件，每个元件包括接地接合表面; 分隔所述一对地面接合元件的槽，所述槽具有基部和由槽宽间隔开的一对相对的侧壁; 具有特定尺寸的刀槽花纹，并且位于与所述一对接地元件之间延伸的所述槽的一部分连通; 以及与刀槽花纹相关联的喷射器，所述喷射器包括在所述凹槽内延伸的突起。

公开(公告)号：US20140007997A1

公开(公告)日：2014-01-09

申请号：US13879306

申请日：2010-10-15

Applicant: Nicolas Dautrey ,  Yasuhiro Futamura ,  Ludovic Greverie ,  Gael Roty ,  Nanae Shimanaka

Inventor： Nicolas Dautrey ,  Yasuhiro Futamura ,  Ludovic Greverie ,  Gael Roty ,  Nanae Shimanaka

IPC: B60C11/13

CPC classification number: B60C11/1353 ,  B60C11/047 ,  B60C11/13 ,  B60C19/002 ,  B60C2011/1361

Abstract: A tread for a pneumatic tire in which air column resonance sound is reduced and wear of the groove fences and tread portion are caused to be approximately the same, while drainage performance is maintained, wherein a plurality of groove fences are formed and are installed within at least one circumferential groove, extending from the bottom of the circumferential groove, and block at least 70% of the cross-sectional area of the circumferential groove, and the bending parameter of the groove fences, defined as E·I/(h3l) (where E is the modulus at 10% elongation of the material used for the groove fences, I is the second moment of area of the groove fence, h is the height of the groove fence, and l is the width of the groove fence) is at least equal to 250 Pa and at most equal to 350 Pa.

Abstract translation: 使空气柱谐振声降低并使槽栅栏和胎面部分的磨损大致相同的充气轮胎的胎面，同时保持排水性能，其中形成多个槽围栏并安装在其中 至少一个周向槽，从周向槽的底部延伸，并且阻挡周向槽的至少70％的横截面积和槽围栏的弯曲参数，定义为E·I /（h3l）（ 其中E是用于槽栅栏的材料的10％伸长率的模量，I是槽栅栏的第二个面积，h是槽栅的高度，l是槽栅的宽度） 至少等于250Pa，并且至多等于350Pa。

公开(公告)号：US20130000806A1

公开(公告)日：2013-01-03

申请号：US13575821

申请日：2011-01-25

Applicant: Shinpei Sugiyasu

Inventor： Shinpei Sugiyasu

IPC: B60C11/13

CPC classification number: B60C11/042 ,  B60C11/032 ,  B60C11/047 ,  B60C11/1315 ,  B60C2011/0344 ,  B60C2011/0346 ,  B60C2011/0353 ,  B60C2011/0381 ,  B60C2011/1361

Abstract: A land portion of a pneumatic tire 1 comprises a land portion 10 having groove wall 10a a second land portion 20 having a groove wall 20a. The groove walls 10a, 20a meander. A groove width of a main groove 50 changes at a predetermined repetition cycle. The main groove 50 includes: a wide groove portion 50A having a predetermined width; and a narrow groove portion 50B which is continuous with the wide groove portion and which is narrower than the predetermined width. A relationship of θ1>θ2 is satisfied where θ1 refers to an angle formed between a tire normal line RL and the groove wall 10a or the groove wall 20a forming the wide groove portion 50A and θ2 refers to an angle formed between the tire normal line RL and the groove wall 10a or the groove wall 20a forming the narrow groove portion 50B.

Abstract translation: 充气轮胎1的陆部包括具有槽壁10a的陆部10，具有槽壁20a的第二陆部20。 槽壁10a，20a曲折。 主槽50的槽宽以规定的重复周期变化。 主槽50包括：具有预定宽度的宽槽部分50A; 以及与宽槽部连续并且比规定宽度窄的窄槽部50B。 1和＆amp; t; 2的关系满足＆amp; 1;轮胎法线RL与形成宽槽部50A的槽壁10a或槽壁20a之间形成的角度，＆lt; 轮胎法线RL与形成狭槽部50B的槽壁10a或槽壁20a之间形成的角度。