WO2006013874A1 - 空気入りタイヤ - Google Patents
空気入りタイヤ Download PDFInfo
- Publication number
- WO2006013874A1 WO2006013874A1 PCT/JP2005/014173 JP2005014173W WO2006013874A1 WO 2006013874 A1 WO2006013874 A1 WO 2006013874A1 JP 2005014173 W JP2005014173 W JP 2005014173W WO 2006013874 A1 WO2006013874 A1 WO 2006013874A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- porous material
- chamfered
- pneumatic tire
- rear end
- tire according
- Prior art date
Links
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
- B60C19/00—Tyre parts or constructions not otherwise provided for
- B60C19/002—Noise damping elements provided in the tyre structure or attached thereto, e.g. in the tyre interior
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T152/00—Resilient tires and wheels
- Y10T152/10—Tires, resilient
- Y10T152/10036—Cushion and pneumatic combined
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T152/00—Resilient tires and wheels
- Y10T152/10—Tires, resilient
- Y10T152/10036—Cushion and pneumatic combined
- Y10T152/10054—Enclosed cushion
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T152/00—Resilient tires and wheels
- Y10T152/10—Tires, resilient
- Y10T152/10495—Pneumatic tire or inner tube
Definitions
- the present invention relates to a low-noise pneumatic tire, and more particularly to a pneumatic tire that improves the durability of a sound-absorbing porous material attached to the inner surface of the tire.
- the applicant of the present invention uses a sound-absorbing porous material made of foamed resin such as urethane foam in the tire cavity, and the cross-sectional area of the tire cavity is circumferential.
- a pneumatic tire has been proposed that is arranged so as to change in order to effectively reduce cavity resonance noise (see, for example, Patent Document 1).
- a porous material formed in a rectangular parallelepiped shape is attached along the inner surface of the tread portion by an elastic fixing band.
- the porous material attached to the inner surface of the tire in this way is the end portion located in the front and rear direction of the tire rotation, particularly the width direction of the porous material at the rear end.
- the corners located on the side were chipped, and the corners were found to be damaged early, leaving room for improvement in terms of durability.
- Patent Document 1 Japanese Unexamined Patent Application Publication No. 2002-28432
- An object of the present invention is to prevent damage to the porous material and improve the durability of the porous material in a pneumatic tire in which a sound-absorbing porous material is mounted on the inner surface of the tire.
- the goal is to provide pneumatic tires.
- the pneumatic tire of the present invention that achieves the above object has many inner surfaces facing the tire cavity.
- the pneumatic tire in which the porous material is arranged at least the corners located on both sides in the width direction of the porous material at the rear end are chamfered among the ends of the porous material positioned in the front and rear of the tire rotation direction.
- Another pneumatic tire of the present invention is a pneumatic tire in which a porous material is disposed on an inner surface facing a tire cavity, and among the end portions of the porous material positioned before and after the tire rotation direction, It is characterized in that at least one corner of the corner located on both sides in the porous material thickness direction at the rear end is chamfered.
- FIG. 1 is a tire meridian cross-sectional view showing an embodiment of a pneumatic tire according to the present invention in a rim assembled state.
- FIG. 2 is a cross-sectional view of the pneumatic tire of FIG. 1 cut along the tire equator plane.
- FIG. 3 is a tire meridian cross-sectional view showing another example of how to attach a porous material.
- FIG. 4 is a plan view showing the porous material of FIG. 1 removed from the tire and contracted.
- FIG. 5 is a plan view showing another example of a porous material.
- FIG. 6 is a plan view showing still another example of a porous material.
- FIG. 7 is an explanatory view showing a method for producing the porous material of FIG.
- FIG. 8 is a diagram illustrating the action of a pneumatic tire equipped with a porous material.
- FIG. 9 is a plan view showing still another example of a porous material.
- FIG. 10 is a plan view showing still another example of a porous material.
- FIG. 11 is a plan view showing still another example of a porous material.
- FIG. 12 is a plan view showing still another example of a porous material.
- FIG. 13 is a cross-sectional view showing another example of the porous material cut along the width direction.
- FIG. 14 shows still another example of the porous material cut along the width direction. It is a sectional view
- FIG. 15 is a cross-sectional view showing still another example of the porous material in a state cut along the width direction.
- FIG. 16 is a diagram for explaining the relationship between forces acting on a porous material.
- FIG. 17 is a tire meridian cross-sectional view showing an example in which the porous material of FIG. 13 is attached to a tire.
- FIG. 18 is a tire meridian cross-sectional view showing another example in which the porous material of FIG. 13 is attached to a tire.
- FIG. 19 is a cross-sectional view showing still another example of a porous material in a state cut along the longitudinal direction.
- FIG. 20 is a cross-sectional view showing still another example of a porous material cut along the longitudinal direction.
- FIG. 21 is a cross-sectional view showing still another example of a porous material cut along the longitudinal direction.
- FIG. 22 is a cross-sectional view showing still another example of the porous material in a state cut along the longitudinal direction.
- FIG. 23 is a partial perspective view showing still another example of a porous material.
- FIG. 24 is a partial perspective view showing still another example of a porous material.
- 1 and 2 show a pneumatic tire according to an embodiment of the present invention mounted on a rim, in which 1 is a tread portion, 2 is a sidewall portion, 3 is a bead portion, and 4 is a rim.
- the pneumatic tire has an inner surface 5 facing the tire cavity 8.
- a sound-absorbing porous material 6 made of foamed resin such as urethane foam is attached to a region 5a of the inner surface 5 located in the tread portion 1 so as to be crimped to the inner surface 5 by an elastic band 7.
- Two flexible porous materials 6 having a rectangular cross section are arranged at predetermined intervals in the tire circumferential direction! In this way, the cavity resonance sound is reduced by the sound absorption effect of the porous material 6 itself and the change in the cross-sectional area of the tire cavity 8.
- the force of attaching the porous material 6 to the inner surface 5 of the tire by the elastic band 7 fixed to the inner peripheral side of the porous material 6, as shown in Fig. 3 It may be fixed to the outer peripheral side of the porous material 6 and the elastic band 7 may be arranged on the inner surface 5 side of the tire.
- the width of the porous material 6 is preferably 40% or more of the maximum tire width in a state before chamfering, which will be described later, in order to effectively reduce cavity resonance noise.
- the upper limit of the width of the porous material 6 is preferably 90% or less. If the width of the porous material 6 exceeds 90%, the side wall portion 2 may be interfered and the end portion of the porous material 6 positioned in the width direction may be damaged.
- the porous material 6 attached to the tire inner surface 5 by the elastic band 7 has corners positioned on both sides in the porous material width direction of the end portion 6A on the rear side in the tire rotation direction indicated by an arrow S in FIG.
- the portion 6 A1 is chamfered in a plane (linearly chamfered in a plan view) as shown in FIG. 4, and has a planar chamfered surface X.
- the surface may be chamfered to have a curved chamfer surface y.
- the corner portion 6A1 may be a chamfered surface y that is chamfered with a curved surface such as an ellipse in plan view as a force that is chamfered in an arc shape having a predetermined radius of curvature in plan view.
- the chamfer dimension can be selected as appropriate according to the force shown in the example of chamfering with an arc having a radius of 1Z2 of the width of the rear end 6A.
- the porous material 6 shown in Figs. 4 and 5 is chamfered when the shape in plan view before chamfering is rectangular, and the corners 6B1 located on both sides in the width direction of the front end 6B are rectangular. As shown in FIG. 6, when the front end 6B of the porous material 6 is abutted with the rear end 6A, the end face 6B 'of the front end 6B and the end face 6A' of the rear end 6A Let the corners 6B1 on both sides protrude so that they match.
- each porous material 6 when each porous material 6 is formed by cutting a long porous material, it is easy to perform the cutting process without causing generation of waste as waste. Can be formed.
- both corners 6A1 of the rear end 6A are chamfered in a planar shape. The same applies to a chamfered surface.
- the pneumatic tire (not shown) has a carcass layer extending between the left and right bead portions 3, and both end portions thereof are folded back around the bead core embedded in the bead portion 3 to the outside of the tire inner force. ing.
- a plurality of belt layers are provided on the outer periphery side of the carcass layer of the tread portion 1.
- the inventors of the present invention repeatedly conducted actual vehicle and drum running tests on damage to the rectangular porous material in a conventional plan view, and observed the occurrence of the damage, and found the following.
- the porous material 6 is deformed in the tire radial direction following the deformation of the tread portion 1 of the tire U that is in contact with the road surface K.
- the deformation repeatedly occurs with the rotation of the tire U, but the void portion of the porous material 6 is crushed during the deformation, and the portions surrounding the void portion are in contact with each other.
- damage was caused at the part that contacted from the edge side where the bending deformation was large, and it progressed toward the inside.
- the length R is smaller than 2T and the angle ⁇ is out of the above range, the durability improving effect is reduced.
- the reason why the length R is set to WZ2 or less is to balance the porous material 6 in the width direction.
- the force to make both corners 6A1 have a symmetrical shape is good in terms of appearance.
- the porous material 6 is preferably chamfered at the corners 6B1 located on both sides of the front end 6B in the width direction of the porous material.
- Porous material 6 shown in FIG. 9 is flat in the same manner as porous material 6 shown in FIG. 4, and both corners 6B1 of front end 6B are chamfered in the same manner as rear end 6A. It is what you have.
- the porous material 6 shown in FIG. 10 is the same as the porous material 6 shown in FIG. 5 with a curved surface having a predetermined radius of curvature, chamfering both corners 6B1 of the front end 6B in the same manner as the rear end 6A. It has a chamfered surface y.
- the length of the chamfered surface X of the front end 6B in the width direction of the porous material is set.
- the angle of the chamfer X with respect to the longitudinal direction of the porous material is 0' (°) Then, it is better to satisfy the following relationship.
- the porous material 6 has a notch in the middle portion of the side surface 6C (the center portion is illustrated in the figure) located on both sides in the width direction of the porous material 6. 9 should be provided.
- a porous material 6 shown in FIG. 11 is provided with a triangular cutout 9, and a porous material 6 shown in FIG. 12 is formed with a trapezoidal cutout 9.
- One or more notches 9 are preferably provided on each side surface 6C, but can be provided on at least one side surface 6C which may be provided on any one side surface 6C.
- the length (depth) Ql (mm) of the notch 9 in the width direction of the porous material is set to It is preferable that T "Z3 ⁇ Q1 ⁇ 2T '' with respect to the thickness T" (mm) of the side end portion of the porous material 6 where the notch 9 is located.
- T "Z3 ⁇ Q1 ⁇ 2T '' the thickness of the side end portion of the porous material 6 where the notch 9 is located.
- the opening angle oc 1 (°) of the notch 9 is preferably 90 ° or more.
- the opening angle ⁇ 1 is smaller than 90 °, the angle becomes acute, causing cracks at the corners.
- the opening angle ⁇ 1 is preferably 120 ° or more.
- the upper limit of the opening angle ⁇ ⁇ ⁇ should be 150 ° or less from the viewpoint of machining efficiency.
- the length (depth) Q2 (mm) in the width direction of the porous material of the notch 9 is a triangular notch. It is better to set T "Z3 ⁇ Q2 ⁇ 2 T '' in the same way as 9.
- Notch bottom length P (mm) shorter than the opening of trapezoidal notch 9 is the same as that of porous material 6.
- the total length L (mm) should be 1Z3 or less. If the notch bottom length P is larger than 1Z3 of the total length L (mm), it will be difficult to release the stress, so this is the lower limit of the notch bottom length P. 11 is Omm, that is, the triangular notch 9 in Fig. 11.
- the notch 9 is opposed to the notch bottom 9a.
- the opening reason ⁇ 2 (°) is 90 ° or more, preferably 120 ° or more.
- the upper limit value of the opening angle ⁇ 2 is preferably the same as the opening angle ⁇ 1 of the triangular notch 9.
- the porous material 6 is preferably formed as shown in FIGS.
- the porous material 6 shown in FIG. 13 has a trapezoidal cross section when cut along the width direction.
- the porous material 6 shown in FIG. 14 has a curved surface (circular arc shape) with both side surfaces 6C protruding outward.
- the porous material 6 shown in FIG. 15 has a curved shape extending along the region 5a of the inner surface 5 of the tread portion 1 formed in a curved shape.
- the porous material 6 that bends and deforms inward in the tire radial direction when the tire contacts the ground, and the inner side surface 6m facing the tire cavity 8 is indicated by an arrow in the width direction of the porous material.
- the surface stress at the side edge of the inner surface 6m can be reduced by configuring the porous material 6 as shown in Figs. Damage at 6C can be suppressed.
- the porous material 6 is configured to combine the configuration shown in FIG. 15 and the configuration shown in FIG. 13 or FIG.
- either the lower bottom side surface or the upper bottom side surface of the porous material 6 is a tire. It may be mounted on the inner surface 5 side of the.
- FIGS. 19 and 20 show still another example of the porous material 6.
- the porous material 6 shown in FIGS. 19 and 20 has corner portions 6A2a located on both sides of the porous material thickness of the rear end portion 6A instead of the chamfering of the corner portions 6A1 of the rear end portion 6A described above. , 6A2b, one corner is chamfered with a flat surface.
- the porous material 6 shown in FIG. 19 has chamfered corners 6A2a located on the tire inner surface 5 side, and the porous material 6 shown in FIG. 20 faces the corners 6A2b located on the tire cavity 8 side. It was taken.
- the porous material 6 is configured to chamfer both the corner 6A1 of the rear end 6A and one of the corners 6A2a and 6A2b. Suppression of chipping of the corner 6A1 It is good for further enhancing the effect.
- the length M (mm) of the chamfered surface z in the longitudinal direction of the porous material is set to It is preferable that T ⁇ M ⁇ 2T with respect to the thickness T of the rear end 6A. If the length M is smaller than T, it will be difficult to obtain an improvement effect. If the length M exceeds 2T, the tire inner surface 5 or the inertia band 7 may not be followed.
- the edge thickness N (mm) after chamfering the rear end 6A should be TZ4 ⁇ N ⁇ 3TZ4. If the edge thickness ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ is smaller than ⁇ 4, the edge thickness becomes too thin and the durability deteriorates. When the edge thickness ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ is larger than 3 ⁇ 4, the improvement effect becomes smaller.
- the porous material 6 is preferably formed by chamfering one of the corners 6B2a and 6B2b located on both sides in the thickness direction of the front end 6mm, and also on the front end 6B. It is preferable to have a planar chamfered surface z.
- the porous material 6 shown in FIG. 21 is obtained by chamfering the corner 6B2a located on the tire inner surface 5 side, and the porous material 6 shown in FIG. 22 is chamfered on the corner 6B2b located on the tire cavity 8 side. It is a thing. Matters relating to the chamfered dimensions can be the same as in the case of chamfering the corners 6A2a and 6A2b located on both sides in the porous material thickness direction of the rear end 6A.
- the flat chamfered surface z is formed, but it is chamfered with a curved surface having a predetermined radius of curvature to form a curved chamfered surface.
- both side corners 6A1 of the rear end 6A of the porous material 6 are chamfered with a flat surface, as shown in FIGS. 23 and 24, the outer surface of the porous material 6 facing the tire inner surface 5 is removed.
- the side surface 6D and the inner side surface 6E facing the tire cavity 8 may be chamfered by a chamfered surface x ′ that is not perpendicular to the side surface 6D.
- the chamfered surface X shown in FIGS. 4 and 5 and the like is perpendicular to the outer surface 6D and the inner surface 6E of the porous material 6.
- the present invention may be configured by appropriately combining the above-described components to form a porous material.
- the tire of the present invention 2 the porous material shown in FIG. 12 installed as shown in FIGS. 1 and 2, the tire 3 of the present invention, and the porous material shown in FIG.
- the present tire 4 mounted as shown in FIGS. 1 and 2
- the present tire 5 mounted with the porous material shown in FIG. 19 as shown in FIGS. 1 and 2 were prepared for each conventional tire.
- the porous material of each test tire is made of urethane foam, and the dimensions of the rectangular parallelepiped porous material (conventional tire porous material) before chamfering are 150mm wide, 450mm long, and thick. 2 Omm is common.
- the porous material of the tire 1 of the present invention has a chamfered surface length R of 60 mm and a chamfered surface angle ⁇ force.
- the lengths R and R ′ of the chamfered surfaces of the rear end portion and the front end portion are 60 mm, and the angles ⁇ and ⁇ ′ of the chamfered surfaces are 45 °.
- the porous material of the tire 3 of the present invention is the same as the porous material of the tire 2 of the present invention except that the opening angle ⁇ 2 of the cut portion is 120 ° and the length Q2 is 10 mm.
- the porous material of the tire 4 of the present invention has a
- the porous material of the tire 3 of the present invention is the same as the porous material of the tire 3 of the present invention.
- the length M of the chamfered surface at the rear end is 30 mm, and the edge thickness N is 10 mm.
- Each test tire was mounted on a rim with a rim size of 6.5JJ, with a pneumatic pressure of 150 kPa and mounted on a drum testing machine. It was run on a drum rotating at a speed of 80 km / h, and the distance traveled until the porous material was chipped was measured. The results are shown as index values with the conventional tire as 100. The larger the value, the longer the distance traveled until chipping occurs, and the better the durability.
- the pneumatic tire of the present invention having the excellent effects described above can be used very effectively as a low noise tire to be mounted on a vehicle.
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- Mechanical Engineering (AREA)
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Abstract
Description
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Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112005001864.4T DE112005001864B4 (de) | 2004-08-04 | 2005-08-03 | Luftreifen |
US11/632,591 US7823613B2 (en) | 2004-08-04 | 2005-08-03 | Pneumatic tire |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004227594A JP4485280B2 (ja) | 2004-08-04 | 2004-08-04 | 空気入りタイヤ |
JP2004-227594 | 2004-08-04 |
Publications (1)
Publication Number | Publication Date |
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WO2006013874A1 true WO2006013874A1 (ja) | 2006-02-09 |
Family
ID=35787155
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/014173 WO2006013874A1 (ja) | 2004-08-04 | 2005-08-03 | 空気入りタイヤ |
Country Status (5)
Country | Link |
---|---|
US (1) | US7823613B2 (ja) |
JP (1) | JP4485280B2 (ja) |
CN (1) | CN100534813C (ja) |
DE (1) | DE112005001864B4 (ja) |
WO (1) | WO2006013874A1 (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006088000A1 (ja) * | 2005-02-16 | 2006-08-24 | The Yokohama Rubber Co., Ltd. | 低騒音空気入りタイヤ |
WO2012091065A1 (ja) * | 2010-12-28 | 2012-07-05 | ソシエテ ド テクノロジー ミシュラン | 空気入りタイヤ |
JPWO2012091065A1 (ja) * | 2010-12-28 | 2014-06-05 | コンパニー ゼネラール デ エタブリッスマン ミシュラン | 空気入りタイヤ |
US10933700B2 (en) | 2015-10-28 | 2021-03-02 | The Yokohama Rubber Co., Ltd. | Pneumatic tire |
US11370254B2 (en) | 2016-03-31 | 2022-06-28 | The Yokohama Rubber Co., Ltd. | Tire noise reduction device and pneumatic tire provided with same |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4728790B2 (ja) * | 2005-12-08 | 2011-07-20 | 住友ゴム工業株式会社 | 空気入りタイヤとリムとの組立体 |
JP5149696B2 (ja) * | 2008-05-19 | 2013-02-20 | 住友ゴム工業株式会社 | 制音具付き空気入りタイヤ |
JP5569166B2 (ja) * | 2010-06-14 | 2014-08-13 | 横浜ゴム株式会社 | タイヤ騒音低減装置およびそれを備えた空気入りタイヤ |
JP6672718B2 (ja) * | 2015-11-06 | 2020-03-25 | 横浜ゴム株式会社 | 空気入りタイヤ |
DE112017002135T5 (de) * | 2016-04-22 | 2019-01-17 | The Yokohama Rubber Co., Ltd. | Luftreifen |
JP2017210226A (ja) * | 2016-05-27 | 2017-11-30 | クムホ タイヤ シーオー.,インク. | 吸音材付き共鳴音低減タイヤ |
FR3057808A1 (fr) * | 2016-10-24 | 2018-04-27 | Compagnie Generale Des Etablissements Michelin | Pneumatique avec une bande de mousse amortissante |
EP3793846A4 (en) | 2018-05-15 | 2022-01-19 | Bridgestone Americas Tire Operations, LLC | PNEUMATIC WITH MULTILAYER INSERT |
RU183243U1 (ru) * | 2018-06-04 | 2018-09-14 | Ассоциация "АРТИКТРАНС" по разработке, изготовлению и реализации экологичных вездеходных транспортных средств на пневматиках при Министерстве сельского хозяйства РФ | Низкопрофильная пневматическая шина сверхнизкого давления |
JP2020093677A (ja) * | 2018-12-13 | 2020-06-18 | 株式会社ブリヂストン | 乗用車用空気入りラジアルタイヤ |
RU202771U1 (ru) * | 2020-09-18 | 2021-03-05 | Александр Николаевич Блохин | Шина сверхнизкого давления |
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FR2560120B1 (fr) * | 1984-02-29 | 1989-08-04 | Hutchinson | Perfectionnements apportes aux chambres a air discontinues |
JP3322667B2 (ja) | 1999-07-28 | 2002-09-09 | 住友ゴム工業株式会社 | タイヤの高速rfv一次修正方法、およびそれによって修正されたタイヤ |
WO2003103989A1 (ja) | 2002-06-05 | 2003-12-18 | 住友ゴム工業株式会社 | 空気入りタイヤとリムとの組立体、それに用いる制音体、及び空気入りタイヤの保管方法 |
DE112006000354B4 (de) | 2005-02-16 | 2017-01-05 | The Yokohama Rubber Co., Ltd. | Geräuscharmer Luftreifen |
JP4507970B2 (ja) | 2005-04-25 | 2010-07-21 | 横浜ゴム株式会社 | 低騒音空気入りタイヤ |
JP4575874B2 (ja) | 2005-11-18 | 2010-11-04 | 横浜ゴム株式会社 | タイヤ用軟質ポリウレタンフォーム、騒音低減装置およびタイヤ |
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2005
- 2005-08-03 CN CNB2005800262018A patent/CN100534813C/zh active Active
- 2005-08-03 WO PCT/JP2005/014173 patent/WO2006013874A1/ja active Application Filing
- 2005-08-03 DE DE112005001864.4T patent/DE112005001864B4/de active Active
- 2005-08-03 US US11/632,591 patent/US7823613B2/en active Active
Patent Citations (4)
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JP2003226104A (ja) * | 2002-02-05 | 2003-08-12 | Yokohama Rubber Co Ltd:The | 空気入りタイヤ及びタイヤ空洞共鳴抑制装置 |
JP2004291855A (ja) * | 2003-03-27 | 2004-10-21 | Honda Motor Co Ltd | タイヤの消音構造体 |
WO2005012007A1 (ja) * | 2003-08-04 | 2005-02-10 | The Yokohama Rubber Co.,Ltd. | 低騒音空気入りタイヤ |
JP2005138760A (ja) * | 2003-11-07 | 2005-06-02 | Sumitomo Rubber Ind Ltd | 空気入りタイヤとリムとの組立体 |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006088000A1 (ja) * | 2005-02-16 | 2006-08-24 | The Yokohama Rubber Co., Ltd. | 低騒音空気入りタイヤ |
US7874329B2 (en) | 2005-02-16 | 2011-01-25 | The Yokohama Rubber Co., Ltd. | Low noise pneumatic tire |
WO2012091065A1 (ja) * | 2010-12-28 | 2012-07-05 | ソシエテ ド テクノロジー ミシュラン | 空気入りタイヤ |
EP2660075A1 (en) * | 2010-12-28 | 2013-11-06 | Compagnie Générale des Etablissements Michelin | Pneumatic tire |
JPWO2012091065A1 (ja) * | 2010-12-28 | 2014-06-05 | コンパニー ゼネラール デ エタブリッスマン ミシュラン | 空気入りタイヤ |
EP2660075A4 (en) * | 2010-12-28 | 2014-08-13 | Michelin & Cie | PNEUMATIC |
JP5860411B2 (ja) * | 2010-12-28 | 2016-02-16 | コンパニー ゼネラール デ エタブリッスマン ミシュラン | 空気入りタイヤ |
US10933700B2 (en) | 2015-10-28 | 2021-03-02 | The Yokohama Rubber Co., Ltd. | Pneumatic tire |
US11370254B2 (en) | 2016-03-31 | 2022-06-28 | The Yokohama Rubber Co., Ltd. | Tire noise reduction device and pneumatic tire provided with same |
US11541699B2 (en) | 2016-03-31 | 2023-01-03 | The Yokohama Rubber Co., Ltd. | Tire noise reduction device and pneumatic tire provided with same |
Also Published As
Publication number | Publication date |
---|---|
US7823613B2 (en) | 2010-11-02 |
CN100534813C (zh) | 2009-09-02 |
US20080073016A1 (en) | 2008-03-27 |
JP2006044435A (ja) | 2006-02-16 |
DE112005001864B4 (de) | 2018-03-15 |
CN1993239A (zh) | 2007-07-04 |
DE112005001864T5 (de) | 2007-06-14 |
JP4485280B2 (ja) | 2010-06-16 |
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