EP4701875A1 - Reifen mit einer lauffläche mit verbesserten dauerfestigkeitseigenschaften - Google Patents

Reifen mit einer lauffläche mit verbesserten dauerfestigkeitseigenschaften

Info

Publication number
EP4701875A1
EP4701875A1 EP24721947.0A EP24721947A EP4701875A1 EP 4701875 A1 EP4701875 A1 EP 4701875A1 EP 24721947 A EP24721947 A EP 24721947A EP 4701875 A1 EP4701875 A1 EP 4701875A1
Authority
EP
European Patent Office
Prior art keywords
groove
tire
tread
protuberance
elastomeric
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.)
Pending
Application number
EP24721947.0A
Other languages
English (en)
French (fr)
Inventor
Juliette BREHA
Christine Nourry
Xavier ROBIN
Xavier Neau
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.)
Compagnie Generale des Etablissements Michelin SCA
Original Assignee
Compagnie Generale des Etablissements Michelin SCA
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 Compagnie Generale des Etablissements Michelin SCA filed Critical Compagnie Generale des Etablissements Michelin SCA
Publication of EP4701875A1 publication Critical patent/EP4701875A1/de
Pending legal-status Critical Current

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
    • B60C11/0041—Tyre tread bands; Tread patterns; Anti-skid inserts comprising different tread rubber 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
    • B60C11/0058—Tyre tread bands; Tread patterns; Anti-skid inserts comprising different tread rubber layers with cap and base layers with different cap 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
    • B60C11/13—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping
    • B60C11/1307—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping with special features of the groove walls
    • B60C11/1346—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping with special features of the groove walls covered by a rubber different from the tread rubber
    • 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
    • B60C11/03—Tread patterns
    • B60C11/13—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping
    • B60C11/1353—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping with special features of the groove bottom
    • B60C2011/1361—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping with special features of the groove bottom with protrusions extending from the groove bottom

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Tires In General (AREA)
EP24721947.0A 2023-04-27 2024-04-23 Reifen mit einer lauffläche mit verbesserten dauerfestigkeitseigenschaften Pending EP4701875A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2304281A FR3148167B1 (fr) 2023-04-27 2023-04-27 Pneumatique dont la bande de roulement presente des proprietes d’endurance ameliorees
PCT/EP2024/061083 WO2024223560A1 (fr) 2023-04-27 2024-04-23 Pneumatique dont la bande de roulement presente des proprietes d'endurance ameliorees

Publications (1)

Publication Number Publication Date
EP4701875A1 true EP4701875A1 (de) 2026-03-04

Family

ID=87747889

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24721947.0A Pending EP4701875A1 (de) 2023-04-27 2024-04-23 Reifen mit einer lauffläche mit verbesserten dauerfestigkeitseigenschaften

Country Status (4)

Country Link
EP (1) EP4701875A1 (de)
CN (1) CN121038976A (de)
FR (1) FR3148167B1 (de)
WO (1) WO2024223560A1 (de)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2221564C (en) 1995-05-22 2009-02-03 Cabot Corporation Elastomeric compounds incorporating silicon-treated carbon blacks
FR2770458B1 (fr) 1997-11-05 1999-12-03 Michelin & Cie Armature de sommet pour pneumatique "poids-lours"
JP2001525436A (ja) 1997-11-28 2001-12-11 コンパニー ゼネラール デ エタブリッスマン ミシュラン−ミシュラン エ コムパニー アルミナ層で被覆されたカーボンブラックで補強したタイヤ用ゴム組成物
KR100632720B1 (ko) 1997-11-28 2006-10-16 꽁빠니 제네랄 드 에따블리세망 미쉘린-미쉘린 에 씨 보강 알루미늄계 충전제, 이의 제조방법, 이를 포함하는 고무 조성물, 및 이에 의해 보강된 타이어 및 타이어용 트레드
EP1114093B1 (de) 1999-05-28 2004-10-13 Société de Technologie Michelin Kautschukzusammensetzung für reifen basierend auf einem dienelastomer und einem verstärkenden titanoxyd
EP1311600A2 (de) 2000-07-31 2003-05-21 Société de Technologie Michelin Reifenlauffläche
JP4689593B2 (ja) 2003-02-17 2011-05-25 ソシエテ ド テクノロジー ミシュラン ラジアルタイヤ用クラウン補強体
ES2305585T3 (es) * 2003-12-30 2008-11-01 Pirelli Tyre S.P.A. Neumatico para vehiculos.
BRPI0823387B1 (pt) * 2008-12-23 2020-10-13 Pirelli Tyre S.P.A pneu para rodas de veículo
RU2478484C1 (ru) * 2008-12-23 2013-04-10 Пирелли Тайр С.П.А. Шина для колес транспортных средств, содержащая протекторный браслет, защищенный от искажений в канавках протектора
US11993110B2 (en) * 2018-12-19 2024-05-28 The Goodyear Tire & Rubber Company Reinforced tread and method of forming

Also Published As

Publication number Publication date
WO2024223560A1 (fr) 2024-10-31
CN121038976A (zh) 2025-11-28
FR3148167A1 (fr) 2024-11-01
FR3148167B1 (fr) 2025-03-14

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