WO2009084666A1 - Pneumatique - Google Patents

Pneumatique Download PDF

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Publication number
WO2009084666A1
WO2009084666A1 PCT/JP2008/073812 JP2008073812W WO2009084666A1 WO 2009084666 A1 WO2009084666 A1 WO 2009084666A1 JP 2008073812 W JP2008073812 W JP 2008073812W WO 2009084666 A1 WO2009084666 A1 WO 2009084666A1
Authority
WO
WIPO (PCT)
Prior art keywords
circumferential groove
groove
tread
circumferential
tire
Prior art date
Application number
PCT/JP2008/073812
Other languages
English (en)
Japanese (ja)
Inventor
Akira Nakamizo
Original Assignee
Bridgestone Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bridgestone Corporation filed Critical Bridgestone Corporation
Priority to JP2009548107A priority Critical patent/JPWO2009084666A1/ja
Publication of WO2009084666A1 publication Critical patent/WO2009084666A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
    • B60C11/03—Tread patterns
    • B60C11/13—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
    • B60C11/03—Tread patterns
    • B60C11/0306—Patterns comprising block rows or discontinuous ribs
    • B60C11/0309—Patterns comprising block rows or discontinuous ribs further characterised by the groove cross-section
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
    • B60C11/03—Tread patterns
    • B60C11/04—Tread patterns in which the raised area of the pattern consists only of continuous circumferential ribs, e.g. zig-zag
    • B60C11/042—Tread patterns in which the raised area of the pattern consists only of continuous circumferential ribs, e.g. zig-zag further characterised by the groove cross-section
    • B60C11/047—Tread patterns in which the raised area of the pattern consists only of continuous circumferential ribs, e.g. zig-zag further characterised by the groove cross-section the groove bottom comprising stone trapping protection elements, e.g. ribs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
    • B60C11/03—Tread patterns
    • B60C11/11—Tread patterns in which the raised area of the pattern consists only of isolated elements, e.g. blocks

Definitions

  • the present invention relates to a tire, in particular, a tire excellent in uneven wear resistance that brings about a reduction in noise during load rolling without a decrease in drainage.
  • air columnar resonance noise which is a cause of deterioration of noise during traveling, is generated by the air in the circumferential groove as the tire rolls.
  • At least one of both groove walls of the circumferential groove protrudes toward the center of the circumferential groove at a predetermined interval in the extending direction of the circumferential groove.
  • a so-called groove fence is provided to change the air column length between the circumferential groove walls during load rolling of the tire over time.
  • the groove fence has the effect of reducing the air column resonance noise by bringing about the change in the length of the air column in the contact surface, but the flow of the waste water through the circumferential groove is hindered. Further improvement was desired.
  • a step-down rib called uneven wear sacrifice protrusion is provided in the circumferential groove, and a braking force is generated on the step-down rib during traveling, thereby substituting the step-down rib for the uneven wear.
  • the groove has a stepped rib and a groove fence protruding toward the stepped rib at a predetermined interval in the extending direction of the groove, the volume of the groove is reduced and drainage performance is lowered. Therefore, a drainage effect is further required.
  • the present invention provides a tire that can reduce the air column resonance noise and can ensure excellent drainage performance and has improved uneven wear resistance.
  • a plurality of circumferential grooves are provided on a tread surface, and a land portion is defined between two circumferential grooves adjacent to each other and between each circumferential groove and a tread side edge.
  • a plurality of lateral grooves extending in the tread width direction and opening in the circumferential groove are provided in at least one land portion, and the lateral groove is located at a position corresponding to the lateral groove in at least one circumferential groove. It is characterized in that a protruding portion protruding to the side is provided.
  • the circumferential groove and the lateral groove can be extended not only in a linear extension form but also in a zigzag form, a wave form, a crank form, or the like.
  • a step-down rib is provided in at least one circumferential groove, and the protrusion is provided on the side wall of the step-down rib.
  • the length of the protrusion in the tread circumferential direction is in the range of 1 to 3 mm.
  • the lower end of the protrusion in the depth direction of the circumferential groove is positioned above the deepest part of the circumferential groove.
  • the distance of the lower end of the protrusion in the depth direction of the circumferential groove from the deepest portion of the circumferential groove is in the range of 0 to 5 mm of the groove bottom side portion.
  • step-down ribs in the outermost circumferential groove in the tread width direction.
  • the rib width of the step-down rib is in the range of 20 to 80% of the groove width of the circumferential groove.
  • the arrangement pitch of the lateral grooves is in the range of 20 to 120 mm.
  • a protrusion projecting toward the lateral groove is provided at a position corresponding to the lateral groove of at least one circumferential groove, and air columnar resonance noise of air in the circumferential groove is reduced by the protrusion.
  • FIG. 2 is a partial cross-sectional view of a part of a groove in the tread pattern shown in FIG. 1. It is the partial expanded view of the tread pattern which shows other embodiment of the tire of this invention.
  • (A) is a partial sectional view of a part of the groove in the tread pattern shown in FIG. 3, and (b) is a partial sectional view showing another embodiment of a part of the groove.
  • FIG. 1 is a partial development view of a tread pattern showing an embodiment of a tire of the present invention.
  • 2 is a cross-sectional view taken along the line AA of the outermost circumferential groove in the tread width direction in the tread pattern shown in FIG.
  • reference numeral 1 denotes a tread tread.
  • the tread tread 1 includes a plurality of circumferential grooves extending in the tread circumferential direction, a narrow center circumferential groove 2 extending in a sawtooth shape near the pattern center in the figure, Adjacent to each side portion of the center circumferential groove 2 is a wide intermediate circumferential groove 3 extended in a gentle zigzag shape and adjacent to the outer side in the tread width direction of each of the intermediate circumferential grooves 3; This is also provided with a wide shoulder circumferential groove 4 extended in a gentle zigzag form.
  • the central land portion 5 includes an intermediate circumferential groove 3 and a center circumferential groove 2, and extends from the intermediate circumferential groove 3 across the center circumferential groove 2 and ends in the adjacent central land portion 5.
  • a plurality of central blocks 9 are defined by the lateral grooves 8 extending obliquely to each other, and each of these central blocks 9 has a tread from the intermediate peripheral groove 3 on the intermediate peripheral groove side in the vicinity of the center in the tread peripheral direction.
  • a transverse sipe 10 extending inward in the width direction and ending in the central block 9 is provided.
  • the intermediate land portion 6 is divided into a plurality of intermediate circumferential grooves 3 and shoulder circumferential grooves 4, and a plurality of lateral grooves 11 that are inclined from the intermediate circumferential groove 3 to the shoulder circumferential groove 4 while being inclined in the tread circumferential direction.
  • the intermediate block 12 is partitioned. Each of these intermediate blocks 12 has a lateral groove 13 extending from the intermediate circumferential groove 3 toward the outer side in the tread width direction and ending in the tread width direction on the intermediate circumferential groove side near the center in the tread circumferential direction.
  • the shoulder land portion 7 includes a plurality of shoulder blocks 15 defined by a shoulder circumferential groove 4 and a tread side edge, and a lateral groove 14 that extends from the shoulder circumferential groove 4 to the tread side edge while being inclined in the tread circumferential direction. Partition.
  • Each shoulder block 15 is provided with a lateral sipe 16 extending from the shoulder circumferential groove 4 outward in the tread width direction and ending in the shoulder block 15 on the shoulder circumferential groove side near the center in the tread circumferential direction.
  • a plurality of horizontal sipes 17 extending inward in the tread width direction from the tread side edge and ending in the shoulder block 15 are provided.
  • a projection 20 projecting toward the lateral groove is provided at a position corresponding to the height of t from the adjacent block.
  • the protrusion 20 can be provided at least projecting radially outward from the groove bottom of the circumferential groove, or extending in the tread width direction from the groove wall of the circumferential groove.
  • At least a part of the protrusion 20 is positioned so as to overlap with the opening to the circumferential groove of the lateral groove in the tire circumferential direction.
  • the protruding length l 1 of the protrusion 20 in the tread width direction is in the range of 20 to 80% of the groove width of the shoulder circumferential groove 4.
  • the tread tread surface 1 can promote the water in a circumferential groove to a horizontal groove, it can reduce air columnar resonance noise.
  • FIG. 3 is a partial development view of a tread pattern showing another embodiment of the tire of the present invention.
  • 4A is a cross-sectional view of the outermost peripheral groove in the tread width direction in the tread pattern shown in FIG. 3, taken along the line AA, and
  • FIG. 4B shows a modification of the protrusion. It is a cross-sectional view similar to a).
  • reference numeral 31 denotes a tread tread.
  • the tread tread 31 includes a plurality of circumferential grooves extending in the tread circumferential direction, a narrow center circumferential groove 32 extending in a sawtooth shape near the pattern center in the figure, Adjacent to the respective side portions of the center circumferential groove 32, a wide intermediate circumferential groove 33 extended in a gentle zigzag shape and adjacent to the outer side in the tread width direction of each of the intermediate circumferential grooves 33, This is also provided with a wide shoulder circumferential groove 34 extended in a gentle zigzag form.
  • the central land portion 35 is interposed, and between each intermediate circumferential groove 33 and the shoulder circumferential groove 34, the intermediate land portion 36.
  • a shoulder land portion 37 is defined between the shoulder circumferential groove 34 and the tread side edge.
  • the central land portion 35 includes an intermediate circumferential groove 33 and a center circumferential groove 32, and extends from the intermediate circumferential groove 33 across the center circumferential groove 32 and ends in the adjacent central land portion 35.
  • a plurality of central blocks 39 are defined by the lateral grooves 38 that are inclined and extended, and each of the central blocks 39 has a tread from the intermediate circumferential groove 33 on the intermediate circumferential groove side in the vicinity of the center in the tread circumferential direction.
  • a lateral sipe 40 extending inward in the width direction and ending in the central block 39 is provided.
  • the intermediate land portion 36 is divided into a plurality of intermediate circumferential grooves 33 and shoulder circumferential grooves 34, and a plurality of lateral grooves 41 that are inclined from the intermediate circumferential groove 33 to the shoulder circumferential groove 34 while being inclined in the tread circumferential direction.
  • the intermediate block 42 is partitioned. Each of these intermediate blocks 42 has a lateral groove 43 extending from the intermediate circumferential groove 33 toward the outer side in the tread width direction and ending in the tread width direction on the intermediate circumferential groove side near the center in the tread circumferential direction.
  • the shoulder land portion 37 includes a plurality of shoulder blocks defined by a shoulder circumferential groove 34 and a tread side edge, and a lateral groove 44 that is inclined from the shoulder circumferential groove 34 to the tread side edge in the tread circumferential direction.
  • Divide 45 Each shoulder block 45 is provided with a lateral sipe 46 extending from the shoulder circumferential groove 34 to the outer side in the tread width direction and ending in the shoulder block 45 on the shoulder circumferential groove side near the center in the tread circumferential direction.
  • a plurality of horizontal sipes 47 extending from the tread side edge inward in the tread width direction and ending in the shoulder block 45 are provided.
  • each shoulder circumferential groove there is provided a step-down rib 48 that descends from the block surface and extends along the shoulder circumferential groove 34 in the tread circumferential direction.
  • a braking force is preferentially generated in the step-down rib 48 due to the radial drag during traveling, and the step-down rib 48 is biased. Wear can be substituted.
  • a protrusion 50 protruding toward the lateral groove is provided on the side wall of the step-down rib 48 at a position corresponding to the lateral groove.
  • the protrusion length l 2 of the protrusion 50 in the tread width direction is set in a range of 20 to 80% of the width between the side walls of the shoulder block 45 and the step-down rib 48.
  • the step-down rib 48 comes into contact with the tread tread 31 to obtain an appropriate groove closing effect, so that air columnar resonance noise can be reduced.
  • the lower end of the protrusion 50 in the depth direction of the circumferential groove is positioned above the deepest portion of the circumferential groove, as shown in FIG.
  • the lower end of the protrusion 50 in the depth direction of the circumferential groove is not only a shape extending linearly above the deepest portion of the circumferential groove, but also an irregularity with a constant radius of curvature. It can also be set as the form extended in a shape.
  • the step-down rib 48 in the outermost circumferential groove in the tread width direction.
  • the outermost circumferential groove in the tread width direction it is possible to suppress the most deterioration of drainage.
  • the uneven wear of the shoulder land portion 37 can be effectively suppressed by providing the step-down rib 48 in the shoulder circumferential groove that divides the shoulder land portion 37 that tends to be unevenly worn.
  • the rib width of the step-down rib 48 is in the range of 20 to 80% of the groove width of the circumferential groove.
  • the step-down rib 48 is preferably stepped down from an adjacent block at a height h of 2.5 to 5 mm. With this configuration, a braking force is generated in the step-down rib 48 during travel, and the step Uneven wear can be substituted for the down rib 48.
  • the tread circumferential lengths w 1 and w 2 of the protrusions 20 and 50 are more preferably 1 to 3 mm, and further preferably 2 to 3 mm for urging water in the circumferential groove in the lateral groove direction. preferable.
  • the extending form of the protrusions 20 and 50 in the tread width direction is preferably a tapered shape in order to promote drainage guidance to the lateral groove.
  • the distance from the deepest portion of the circumferential groove at the lower end in the depth direction of the circumferential groove of the protrusions 20 and 50 is in the range of 0 to 5 mm of the groove bottom side portion, more preferably 0.5 to 3 The range is 0.0 mm.
  • the distortion generated by the protrusions 20 and 50 at the bottom of the circumferential groove can be avoided and the groove cross-section can be closed at a high rate to reduce air columnar resonance noise. it can.
  • the pitch of the lateral grooves is in the range of 20 to 120 mm, more preferably in the range of 30 to 70 mm.
  • the circumferential groove is preferably a zigzag groove extending in a zigzag shape along the tread circumferential direction. This is because the effect of wet performance is excellent due to the edge component in the width direction of the circumferential groove.
  • an example tire 1 of a pneumatic tire having a structure as shown in FIGS. 3 and 4B and having a size of 11R22.5 was manufactured as a prototype, and a comparative example tire 1 having a structure in which no protrusion was provided and 6, a comparative tire 2 having a structure in which a projecting portion protruding from a stepped rib on a circumferential groove wall as shown in FIG. 6 is provided in a block defined by a shoulder circumferential groove and a lateral groove is produced as a prototype.
  • the drainage performance in which each specification was changed was evaluated.
  • the other configurations are the same as in the example tire.
  • Example Tire 1 and Comparative Tires 1 and 2 For each of Example Tire 1 and Comparative Tires 1 and 2, a steel plate road surface with a water depth of 2 mm at a rim size of 22.5 ⁇ 7.50 and a tire pressure of 900 kPa (both front and rear wheels) is connected to vehicle 2D-4, empty vehicle, and initial speed. The braking distance at full braking was measured at 30 km / h. The measurement results are shown in Table 2 with index values. The evaluation in Table 1 shows that Comparative Example Tire 1 has an index of 100, and the smaller the numerical value, the better the performance.
  • Example Tire 1 was equivalent to Comparative Example Tire 1 and was 2% superior to Comparative Example Tire 2.
  • stepped ribs and protrusions are provided in the circumferential groove, so that it is difficult to maintain the required drainage performance, but the example tire according to the embodiment of the present invention No. 1 was able to remarkably improve drainage. Therefore, the present invention is particularly useful for a tire provided with step-down ribs in the circumferential groove.
  • Example Tire 1 was superior to Comparative Example Tire 1 and was equivalent to Comparative Example Tire 2.
  • Example tire 1 can simultaneously ensure the same wet performance as that of the comparative example tire 1 and the noise reduction equivalent to that of the comparative example tire 2.
  • an example tire 2 of a pneumatic tire having a structure as shown in FIGS. 1 and 2 and having a size of 11R22.5 is manufactured as a prototype, and a comparative tire 3 having a structure in which no protrusion is provided, and FIG.
  • Table 4 a comparative tire 4 having a structure in which a projecting portion protruding from a rib on a circumferential groove wall is provided in a block partitioned by a shoulder circumferential groove and a lateral groove is shown in Table 4.
  • Table 4 a comparative tire 4 having a structure in which a projecting portion protruding from a rib on a circumferential groove wall is provided in a block partitioned by a shoulder circumferential groove and a lateral groove is shown in Table 4.
  • the other configurations are the same as in the example tire.
  • Example tire 2 and the comparative tires 3 and 4 were used for the vehicle 2D-4, the empty vehicle, and the initial speed at a rim size of 22.5 ⁇ 7.50 and a tire pressure of 900 kPa (both front and rear wheels).
  • the braking distance at full braking was measured at 30 km / h.
  • Table 5 The measurement results are shown in Table 5 with index values. The evaluation in Table 5 indicates that the comparative tire 3 has an index of 100, and the smaller the numerical value, the better the performance.
  • Example Tire 2 was equivalent to Comparative Example Tire 3 and was 3% superior to Comparative Example Tire 4.
  • Example Tire 2 was superior to Comparative Example Tire 3 and was equivalent to Comparative Example Tire 4.
  • Example tire 2 can simultaneously ensure the same wet performance as the Comparative Example tire 3 and the noise reduction equivalent to the Comparative Example tire 4.
  • Comparative Example Tire 1 was inferior in drainage to Comparative Example Tire 3, and Example Tire 1 showed a particularly excellent effect.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Tires In General (AREA)

Abstract

L'invention porte sur un pneumatique qui permet d'obtenir une réduction du bruit de résonance de colonne mais une excellente évacuation de la pluie tout en améliorant la résistance à l'usure décalée. Le pneumatique est caractérisé en ce qu'une pluralité de rainures circonférentielles est agencée sur une face de bande de roulement (1) ; que des méplats sont définis individuellement entre deux rainures circonférentielles adjacentes ainsi qu'entre les rainures circonférentielles individuelles et les bords latéraux de la bande de roulement ; qu'au moins un méplat comporte une pluralité de rainures transversales s'étendant dans la direction de la largeur de la bande de roulement et débouchant dans les rainures circonférentielles ; et que des saillies (20) situées vers les côtés de rainure transversale sont formées sur au moins une rainure circonférentielle de façon à correspondre aux côtés de rainure transversale.
PCT/JP2008/073812 2007-12-28 2008-12-26 Pneumatique WO2009084666A1 (fr)

Priority Applications (1)

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JP2009548107A JPWO2009084666A1 (ja) 2007-12-28 2008-12-26 タイヤ

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JP2007340114 2007-12-28
JP2007-340114 2007-12-28

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Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010010844A1 (fr) * 2008-07-22 2010-01-28 株式会社ブリヂストン Pneu et procédé de production de pneu
WO2012001031A1 (fr) 2010-06-29 2012-01-05 Societe De Technologie Michelin Bande de roulement a bruit de roulage reduit
EP2418101A1 (fr) * 2010-08-10 2012-02-15 Sumitomo Rubber Industries, Ltd. Pneumatique du type poids-lourde
JP2012061899A (ja) * 2010-09-14 2012-03-29 Bridgestone Corp タイヤ
WO2015052862A1 (fr) * 2013-10-11 2015-04-16 株式会社ブリヂストン Pneu
WO2016003433A1 (fr) * 2014-06-30 2016-01-07 Compagnie Generale Des Etablissements Michelin Arrête de rainure pour réduire l'épaisseur de sous-chape
EP2837509A4 (fr) * 2012-03-29 2016-01-13 Michelin & Cie Bande de roulement pour bandage pneumatique
JP2016113107A (ja) * 2014-12-17 2016-06-23 東洋ゴム工業株式会社 空気入りタイヤ
JP2017109514A (ja) * 2015-12-14 2017-06-22 東洋ゴム工業株式会社 空気入りタイヤ
CN108290459A (zh) * 2015-12-04 2018-07-17 大陆轮胎德国有限公司 车辆充气轮胎
WO2019077905A1 (fr) * 2017-10-16 2019-04-25 株式会社ブリヂストン Pneu
CN109927488A (zh) * 2017-12-15 2019-06-25 住友橡胶工业株式会社 轮胎
WO2021123580A1 (fr) * 2019-12-19 2021-06-24 Compagnie Generale Des Etablissements Michelin Bande de roulement de pneumatique pour vehicule lourd comprenant des protuberances anti-bruit et chasse-pierres

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JPS63297108A (ja) * 1987-05-28 1988-12-05 Sumitomo Rubber Ind Ltd 重車両用空気入りタイヤ
JPH02293204A (ja) * 1989-05-09 1990-12-04 Bridgestone Corp 冬期走行用空気入りタイヤ
JPH0367706A (ja) * 1989-08-08 1991-03-22 Bridgestone Corp 重荷重用空気入りタイヤ
JP2003211916A (ja) * 2002-01-18 2003-07-30 Bridgestone Corp 空気入りタイヤ
WO2006043373A1 (fr) * 2004-10-18 2006-04-27 The Yokohama Rubber Co., Ltd. Pneumatique

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63297108A (ja) * 1987-05-28 1988-12-05 Sumitomo Rubber Ind Ltd 重車両用空気入りタイヤ
JPH02293204A (ja) * 1989-05-09 1990-12-04 Bridgestone Corp 冬期走行用空気入りタイヤ
JPH0367706A (ja) * 1989-08-08 1991-03-22 Bridgestone Corp 重荷重用空気入りタイヤ
JP2003211916A (ja) * 2002-01-18 2003-07-30 Bridgestone Corp 空気入りタイヤ
WO2006043373A1 (fr) * 2004-10-18 2006-04-27 The Yokohama Rubber Co., Ltd. Pneumatique

Cited By (31)

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Publication number Priority date Publication date Assignee Title
US20110126952A1 (en) * 2008-07-22 2011-06-02 Bridgestone Corporation Tire and method of producing the same
WO2010010844A1 (fr) * 2008-07-22 2010-01-28 株式会社ブリヂストン Pneu et procédé de production de pneu
US8931533B2 (en) 2008-07-22 2015-01-13 Bridgestone Corporation Tire and method of producing the same
JP2013529576A (ja) * 2010-06-29 2013-07-22 コンパニー ゼネラール デ エタブリッスマン ミシュラン 転動ノイズを減少させたトレッド
WO2012001031A1 (fr) 2010-06-29 2012-01-05 Societe De Technologie Michelin Bande de roulement a bruit de roulage reduit
US9539862B2 (en) 2010-06-29 2017-01-10 Compagnie Generale Des Etablissements Michelin Tread with reduced road noise
EP2418101A1 (fr) * 2010-08-10 2012-02-15 Sumitomo Rubber Industries, Ltd. Pneumatique du type poids-lourde
CN102371854B (zh) * 2010-08-10 2015-06-03 住友橡胶工业株式会社 载重充气轮胎
CN102371854A (zh) * 2010-08-10 2012-03-14 住友橡胶工业株式会社 载重充气轮胎
JP2012061899A (ja) * 2010-09-14 2012-03-29 Bridgestone Corp タイヤ
EP2837509A4 (fr) * 2012-03-29 2016-01-13 Michelin & Cie Bande de roulement pour bandage pneumatique
WO2015052862A1 (fr) * 2013-10-11 2015-04-16 株式会社ブリヂストン Pneu
JP2015074427A (ja) * 2013-10-11 2015-04-20 株式会社ブリヂストン 空気入りタイヤ
CN104553624A (zh) * 2013-10-11 2015-04-29 株式会社普利司通 充气轮胎
WO2016003433A1 (fr) * 2014-06-30 2016-01-07 Compagnie Generale Des Etablissements Michelin Arrête de rainure pour réduire l'épaisseur de sous-chape
JP2016113107A (ja) * 2014-12-17 2016-06-23 東洋ゴム工業株式会社 空気入りタイヤ
CN108290459A (zh) * 2015-12-04 2018-07-17 大陆轮胎德国有限公司 车辆充气轮胎
JP2017109514A (ja) * 2015-12-14 2017-06-22 東洋ゴム工業株式会社 空気入りタイヤ
CN111212747A (zh) * 2017-10-16 2020-05-29 株式会社普利司通 轮胎
JP2019073162A (ja) * 2017-10-16 2019-05-16 株式会社ブリヂストン タイヤ
WO2019077905A1 (fr) * 2017-10-16 2019-04-25 株式会社ブリヂストン Pneu
US20200238767A1 (en) * 2017-10-16 2020-07-30 Bridgestone Corporation Tire
US11453246B2 (en) 2017-10-16 2022-09-27 Bridgestone Corporation Tire
CN109927488A (zh) * 2017-12-15 2019-06-25 住友橡胶工业株式会社 轮胎
JP2019107941A (ja) * 2017-12-15 2019-07-04 住友ゴム工業株式会社 タイヤ
JP7000836B2 (ja) 2017-12-15 2022-01-19 住友ゴム工業株式会社 タイヤ
CN109927488B (zh) * 2017-12-15 2023-09-01 住友橡胶工业株式会社 轮胎
WO2021123580A1 (fr) * 2019-12-19 2021-06-24 Compagnie Generale Des Etablissements Michelin Bande de roulement de pneumatique pour vehicule lourd comprenant des protuberances anti-bruit et chasse-pierres
FR3105096A1 (fr) * 2019-12-19 2021-06-25 Compagnie Generale Des Etablissements Michelin Bande de roulement de pneumatique pour véhicule lourd comprenant des protubérances anti-bruit et chasse-pierres
CN114829162A (zh) * 2019-12-19 2022-07-29 米其林集团总公司 包括排石和防噪音突起的用于重型车辆的充气轮胎胎面
CN114829162B (zh) * 2019-12-19 2023-09-08 米其林集团总公司 包括排石和防噪音突起的用于重型车辆的充气轮胎胎面

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