JP7755134B2 - タイヤ - Google Patents

タイヤ

Info

Publication number
JP7755134B2
JP7755134B2 JP2021152350A JP2021152350A JP7755134B2 JP 7755134 B2 JP7755134 B2 JP 7755134B2 JP 2021152350 A JP2021152350 A JP 2021152350A JP 2021152350 A JP2021152350 A JP 2021152350A JP 7755134 B2 JP7755134 B2 JP 7755134B2
Authority
JP
Japan
Prior art keywords
tire
range
tread portion
area ratio
groove area
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
JP2021152350A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023044358A (ja
JP2023044358A5 (enExample
Inventor
啓 甲田
雅之 藤城
晴香 舘野
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.)
Yokohama Rubber Co Ltd
Original Assignee
Yokohama Rubber Co 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 Yokohama Rubber Co Ltd filed Critical Yokohama Rubber Co Ltd
Priority to JP2021152350A priority Critical patent/JP7755134B2/ja
Priority to CN202280055048.5A priority patent/CN117794751A/zh
Priority to DE112022003553.6T priority patent/DE112022003553T5/de
Priority to US18/691,320 priority patent/US20240375448A1/en
Priority to PCT/JP2022/018297 priority patent/WO2023042474A1/ja
Publication of JP2023044358A publication Critical patent/JP2023044358A/ja
Publication of JP2023044358A5 publication Critical patent/JP2023044358A5/ja
Application granted granted Critical
Publication of JP7755134B2 publication Critical patent/JP7755134B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
    • B60C11/03—Tread 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
    • B60C11/0327—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
    • 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
    • B60C15/00—Tyre beads, e.g. ply turn-up or overlap
    • B60C15/04—Bead cores
    • 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
    • B60C3/00—Tyres characterised by the transverse section
    • B60C3/04—Tyres characterised by the transverse section characterised by the relative dimensions of the section, e.g. low profile
    • 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
    • B60C9/00—Reinforcements or ply arrangement of pneumatic tyres
    • 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
    • B60C9/00—Reinforcements or ply arrangement of pneumatic tyres
    • B60C9/02—Carcasses
    • B60C9/0238—Carcasses characterised by special physical properties of the carcass ply
    • 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
    • B60C9/00—Reinforcements or ply arrangement of pneumatic tyres
    • B60C9/18—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers
    • B60C9/20—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers built-up from rubberised plies each having all cords arranged substantially parallel
    • 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
    • B60C9/00—Reinforcements or ply arrangement of pneumatic tyres
    • B60C9/02—Carcasses
    • B60C9/0238—Carcasses characterised by special physical properties of the carcass ply
    • B60C2009/0246—Modulus of the ply
    • 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
    • B60C9/00—Reinforcements or ply arrangement of pneumatic tyres
    • B60C9/18—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers
    • B60C9/20—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers built-up from rubberised plies each having all cords arranged substantially parallel
    • B60C2009/2048—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers built-up from rubberised plies each having all cords arranged substantially parallel characterised by special physical properties of the belt plies
    • B60C2009/2051—Modulus of the ply
    • 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
    • B60C2011/0358—Lateral grooves, i.e. having an angle of 45 to 90 degees to the equatorial plane
    • B60C2011/0365—Lateral grooves, i.e. having an angle of 45 to 90 degees to the equatorial plane characterised by width
    • 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)
  • Tires In General (AREA)
JP2021152350A 2021-09-17 2021-09-17 タイヤ Active JP7755134B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2021152350A JP7755134B2 (ja) 2021-09-17 2021-09-17 タイヤ
CN202280055048.5A CN117794751A (zh) 2021-09-17 2022-04-20 轮胎
DE112022003553.6T DE112022003553T5 (de) 2021-09-17 2022-04-20 Reifen
US18/691,320 US20240375448A1 (en) 2021-09-17 2022-04-20 Tire
PCT/JP2022/018297 WO2023042474A1 (ja) 2021-09-17 2022-04-20 タイヤ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021152350A JP7755134B2 (ja) 2021-09-17 2021-09-17 タイヤ

Publications (3)

Publication Number Publication Date
JP2023044358A JP2023044358A (ja) 2023-03-30
JP2023044358A5 JP2023044358A5 (enExample) 2024-09-02
JP7755134B2 true JP7755134B2 (ja) 2025-10-16

Family

ID=85602661

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021152350A Active JP7755134B2 (ja) 2021-09-17 2021-09-17 タイヤ

Country Status (5)

Country Link
US (1) US20240375448A1 (enExample)
JP (1) JP7755134B2 (enExample)
CN (1) CN117794751A (enExample)
DE (1) DE112022003553T5 (enExample)
WO (1) WO2023042474A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025072112A (ja) * 2023-10-24 2025-05-09 横浜ゴム株式会社 タイヤ

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005289325A (ja) 2004-04-05 2005-10-20 Toyo Tire & Rubber Co Ltd ビードワイヤ及び空気入りタイヤ
JP2008001163A (ja) 2006-06-20 2008-01-10 Toyo Tire & Rubber Co Ltd 空気入りラジアルタイヤ
WO2019171553A1 (ja) 2018-03-08 2019-09-12 横浜ゴム株式会社 空気入りタイヤ
WO2020122165A1 (ja) 2018-12-13 2020-06-18 株式会社ブリヂストン タイヤ

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03169720A (ja) * 1989-11-29 1991-07-23 Yokohama Rubber Co Ltd:The 空気入りラジアルタイヤ
JPH03189208A (ja) * 1989-12-20 1991-08-19 Yokohama Rubber Co Ltd:The 空気入りラジアルタイヤ
US20020017351A1 (en) * 2000-05-30 2002-02-14 Shinichi Miyazaki Pneumatic tire
JP2001354007A (ja) * 2000-06-09 2001-12-25 Sumitomo Rubber Ind Ltd 空気入りラジアルタイヤ
JP5052029B2 (ja) * 2006-04-11 2012-10-17 株式会社ブリヂストン 軽量で延性に優れたビード用ワイヤおよびその製造方法ならびに軽量タイヤ
WO2014128933A1 (ja) * 2013-02-22 2014-08-28 横浜ゴム株式会社 空気入りタイヤ
EP3882049B1 (en) 2018-12-13 2024-06-19 Bridgestone Corporation Pneumatic tire

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005289325A (ja) 2004-04-05 2005-10-20 Toyo Tire & Rubber Co Ltd ビードワイヤ及び空気入りタイヤ
JP2008001163A (ja) 2006-06-20 2008-01-10 Toyo Tire & Rubber Co Ltd 空気入りラジアルタイヤ
WO2019171553A1 (ja) 2018-03-08 2019-09-12 横浜ゴム株式会社 空気入りタイヤ
WO2020122165A1 (ja) 2018-12-13 2020-06-18 株式会社ブリヂストン タイヤ

Also Published As

Publication number Publication date
CN117794751A (zh) 2024-03-29
DE112022003553T5 (de) 2024-05-23
WO2023042474A1 (ja) 2023-03-23
US20240375448A1 (en) 2024-11-14
JP2023044358A (ja) 2023-03-30

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