JP7704150B2 - タイヤ - Google Patents

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Publication number
JP7704150B2
JP7704150B2 JP2022557260A JP2022557260A JP7704150B2 JP 7704150 B2 JP7704150 B2 JP 7704150B2 JP 2022557260 A JP2022557260 A JP 2022557260A JP 2022557260 A JP2022557260 A JP 2022557260A JP 7704150 B2 JP7704150 B2 JP 7704150B2
Authority
JP
Japan
Prior art keywords
tire
less
rubber
mass
tread portion
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
JP2022557260A
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English (en)
Japanese (ja)
Other versions
JPWO2022080037A1 (https=
Inventor
健二 ▲濱▼村
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Rubber Industries Ltd
Original Assignee
Sumitomo Rubber Industries Ltd
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 Sumitomo Rubber Industries Ltd filed Critical Sumitomo Rubber Industries Ltd
Publication of JPWO2022080037A1 publication Critical patent/JPWO2022080037A1/ja
Application granted granted Critical
Publication of JP7704150B2 publication Critical patent/JP7704150B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • B60C1/00—Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
    • B60C1/0016—Compositions of the tread
    • 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
    • B60C11/0041—Tyre tread bands; Tread patterns; Anti-skid inserts comprising different tread rubber layers
    • B60C11/005—Tyre tread bands; Tread patterns; Anti-skid inserts comprising different tread rubber layers with cap and base layers
    • 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
    • B60C11/0041—Tyre tread bands; Tread patterns; Anti-skid inserts comprising different tread rubber layers
    • B60C11/005—Tyre tread bands; Tread patterns; Anti-skid inserts comprising different tread rubber layers with cap and base layers
    • B60C11/0075—Tyre tread bands; Tread patterns; Anti-skid inserts comprising different tread rubber layers with cap and base layers with different base rubber layers in the axial direction
    • 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
    • B60C11/0304—Asymmetric patterns
    • 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
    • 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
    • B60C11/0327—Tread patterns characterised by special properties of the tread pattern
    • B60C11/033—Tread patterns characterised by special properties of the tread pattern by the void or net-to-gross ratios of the patterns
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/04—Carbon
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/34—Silicon-containing compounds
    • C08K3/36—Silica
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L15/00—Compositions of rubber derivatives
    • 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
    • B60C11/0008—Tyre tread bands; Tread patterns; Anti-skid inserts characterised by the tread rubber
    • B60C2011/0016—Physical properties or dimensions
    • 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
    • B60C11/0008—Tyre tread bands; Tread patterns; Anti-skid inserts characterised by the tread rubber
    • B60C2011/0016—Physical properties or dimensions
    • B60C2011/0025—Modulus or tan delta
    • 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
    • B60C11/0008—Tyre tread bands; Tread patterns; Anti-skid inserts characterised by the tread rubber
    • B60C2011/0016—Physical properties or dimensions
    • B60C2011/0033—Thickness of the tread
    • 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
    • B60C2011/0337—Tread patterns characterised by particular design features of the pattern
    • B60C2011/0339—Grooves
    • B60C2011/0341—Circumferential grooves
    • B60C2011/0355—Circumferential grooves characterised by depth
    • 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
    • B60C11/12—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes
    • B60C11/1236—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes with special arrangements in the tread pattern
    • B60C2011/1254—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes with special arrangements in the tread pattern with closed sipe, i.e. not extending to a groove
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction 

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Tires In General (AREA)
JP2022557260A 2020-10-14 2021-09-06 タイヤ Active JP7704150B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020173414 2020-10-14
JP2020173414 2020-10-14
PCT/JP2021/032672 WO2022080037A1 (ja) 2020-10-14 2021-09-06 タイヤ

Publications (2)

Publication Number Publication Date
JPWO2022080037A1 JPWO2022080037A1 (https=) 2022-04-21
JP7704150B2 true JP7704150B2 (ja) 2025-07-08

Family

ID=81207930

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022557260A Active JP7704150B2 (ja) 2020-10-14 2021-09-06 タイヤ

Country Status (5)

Country Link
US (1) US20230373247A1 (https=)
EP (1) EP4108720B1 (https=)
JP (1) JP7704150B2 (https=)
CN (1) CN115515803B (https=)
WO (1) WO2022080037A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023167535A (ja) * 2022-05-12 2023-11-24 住友ゴム工業株式会社 タイヤ

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7127705B2 (ja) * 2021-01-08 2022-08-30 横浜ゴム株式会社 空気入りタイヤ
JP7837498B2 (ja) * 2022-06-24 2026-03-31 住友ゴム工業株式会社 タイヤ
JP7520294B2 (ja) * 2022-06-24 2024-07-23 住友ゴム工業株式会社 タイヤ
JP2024002391A (ja) * 2022-06-24 2024-01-11 住友ゴム工業株式会社 タイヤ
JP2024002375A (ja) * 2022-06-24 2024-01-11 住友ゴム工業株式会社 タイヤ

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002503177A (ja) 1997-06-09 2002-01-29 ザ グッドイヤー タイヤ アンド ラバー カンパニー 軽量アラミドベルテッドラジアルタイヤ
JP2012036370A (ja) 2010-07-16 2012-02-23 Sumitomo Rubber Ind Ltd トレッド用ゴム組成物及び空気入りタイヤ
JP2012148651A (ja) 2011-01-18 2012-08-09 Yokohama Rubber Co Ltd:The 空気入りタイヤ
WO2015170615A1 (ja) 2014-05-08 2015-11-12 株式会社ブリヂストン タイヤ
JP2019043541A (ja) 2017-08-30 2019-03-22 住友ゴム工業株式会社 空気入りラジアルタイヤ

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US4381810A (en) * 1981-05-22 1983-05-03 The Goodyear Tire & Rubber Company Tire with dual tread compound
JPS6349505A (ja) * 1986-08-18 1988-03-02 Sumitomo Rubber Ind Ltd 乗用車用ラジアルタイヤ
JPH06297911A (ja) * 1993-04-14 1994-10-25 Toyo Tire & Rubber Co Ltd タイヤ
AT401368B (de) * 1993-11-08 1996-08-26 Semperit Ag Radialluftreifen für pkw
DE69704813T2 (de) * 1996-07-11 2001-10-04 Bridgestone Corp., Tokio/Tokyo Luftreifen
US6336486B1 (en) * 1997-04-04 2002-01-08 Bridgestone Corporation Pneumatic radical tire having cap base tread
US6016858A (en) * 1997-06-09 2000-01-25 The Goodyear Tire & Rubber Company Light weight fiberglass belted radial tire
US7891391B2 (en) * 2006-09-08 2011-02-22 The Goodyear Tire & Rubber Company Tire with tread having an outer cap layer and underlying transition layer containing at least one of depolymerized rubber, pre-cured rubber and coal dust
KR101472597B1 (ko) * 2008-08-07 2014-12-15 스미도모 고무 고교 가부시기가이샤 타이어
FR2944230B1 (fr) * 2009-04-09 2011-04-08 Michelin Soc Tech Pneumatique a armatures de carcasse radiale
JP5249362B2 (ja) * 2010-03-16 2013-07-31 住友ゴム工業株式会社 タイヤ用ゴム組成物及び空気入りタイヤ
JP5216077B2 (ja) * 2010-12-29 2013-06-19 住友ゴム工業株式会社 重荷重用空気入りタイヤ
BR112014009843A2 (pt) * 2011-10-24 2017-04-18 Bridgestone Americas Tire Operations Llc composição de borracha prenchida por sílica e o método para fazer a mesma
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JP5913188B2 (ja) * 2013-04-30 2016-04-27 住友ゴム工業株式会社 タイヤ用ゴム組成物及び空気入りタイヤ
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US12377681B2 (en) * 2017-07-21 2025-08-05 The Yokohama Rubber Co., Ltd. Pneumatic tire
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Publication number Priority date Publication date Assignee Title
JP2002503177A (ja) 1997-06-09 2002-01-29 ザ グッドイヤー タイヤ アンド ラバー カンパニー 軽量アラミドベルテッドラジアルタイヤ
JP2012036370A (ja) 2010-07-16 2012-02-23 Sumitomo Rubber Ind Ltd トレッド用ゴム組成物及び空気入りタイヤ
JP2012148651A (ja) 2011-01-18 2012-08-09 Yokohama Rubber Co Ltd:The 空気入りタイヤ
WO2015170615A1 (ja) 2014-05-08 2015-11-12 株式会社ブリヂストン タイヤ
JP2019043541A (ja) 2017-08-30 2019-03-22 住友ゴム工業株式会社 空気入りラジアルタイヤ

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023167535A (ja) * 2022-05-12 2023-11-24 住友ゴム工業株式会社 タイヤ

Also Published As

Publication number Publication date
EP4108720A4 (en) 2023-11-08
EP4108720A1 (en) 2022-12-28
CN115515803B (zh) 2024-03-15
US20230373247A1 (en) 2023-11-23
JPWO2022080037A1 (https=) 2022-04-21
EP4108720B1 (en) 2024-12-18
CN115515803A (zh) 2022-12-23
WO2022080037A1 (ja) 2022-04-21

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