FR3090485B1 - Bande de roulement de pneu pour poids lourd ayant des incisions améliorées. - Google Patents

Bande de roulement de pneu pour poids lourd ayant des incisions améliorées. Download PDF

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Publication number
FR3090485B1
FR3090485B1 FR1900894A FR1900894A FR3090485B1 FR 3090485 B1 FR3090485 B1 FR 3090485B1 FR 1900894 A FR1900894 A FR 1900894A FR 1900894 A FR1900894 A FR 1900894A FR 3090485 B1 FR3090485 B1 FR 3090485B1
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FR
France
Prior art keywords
tread
parts
narrow
incisions
wide
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
FR1900894A
Other languages
English (en)
Other versions
FR3090485A1 (fr
Inventor
Frédéric Domprobst
Etienne Collet
Arnaud Larregain
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
Priority to EP19842826.0A priority Critical patent/EP3898283A1/fr
Priority to CN201980083070.9A priority patent/CN113195261A/zh
Priority to US17/416,112 priority patent/US20220072912A1/en
Priority to PCT/FR2019/053095 priority patent/WO2020128281A1/fr
Publication of FR3090485A1 publication Critical patent/FR3090485A1/fr
Application granted granted Critical
Publication of FR3090485B1 publication Critical patent/FR3090485B1/fr
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
    • 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
    • B60C11/1272—Width of the sipe
    • B60C11/1281—Width of the sipe different within the same sipe, i.e. enlarged width portion at sipe bottom or along its length
    • 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
    • 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
    • B60C11/032—Patterns comprising isolated recesses
    • B60C11/0323—Patterns comprising isolated recesses tread comprising channels under the tread surface, e.g. for draining water
    • 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
    • B60C11/1204—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes with special shape of the sipe
    • B60C11/1218—Three-dimensional shape with regard to depth and extending 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
    • B60C2011/1338—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping with special features of the groove walls comprising protrusions
    • 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
    • B60C2200/00—Tyres specially adapted for particular applications
    • B60C2200/06—Tyres specially adapted for particular applications for heavy duty vehicles

Landscapes

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

Abstract

Bande de roulement (1) pour pneu de véhicule poids lourd comprenant une surface de roulement (10) à neuf destinée à venir en contact avec une chaussée lors du roulage d’un pneu pourvu de cette bande, cette bande de roulement (1) comprenant une pluralité d'incisions optimisées (2) s'ouvrant sur sa surface de roulement (10) à neuf, chaque incision optimisée (2) étant composée d'au moins deux parties étroites (21) et de parties larges (22), chaque partie étroite (21) étant entourée par des parties larges (22), la somme des aires des parties étroites (21) représentant au moins 40% de la surface totale de l'incision optimisée (2) et la largeur de chacune de ces parties étroites (21) étant inférieure à 0.4 mm, chaque partie large (22) ayant une largeur au moins égale à 0.4 mm, cette bande de roulement étant telle que pour chaque incision optimisée (2) chacune des parties larges (22) s'étendant entre deux parties étroites (21) comporte au moins un tronçon ayant une orientation d'angle au moins égal à 15 degrés avec la direction de l'épaisseur de la bande de roulement. Figure à publier avec l’abrégé : Fig. 2
FR1900894A 2018-12-21 2019-01-31 Bande de roulement de pneu pour poids lourd ayant des incisions améliorées. Active FR3090485B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP19842826.0A EP3898283A1 (fr) 2018-12-21 2019-12-16 Bande de roulement de pneu pour poids lourd ayant des incisions ameliorees
CN201980083070.9A CN113195261A (zh) 2018-12-21 2019-12-16 用于重型货车并具有改进的切口的轮胎胎面
US17/416,112 US20220072912A1 (en) 2018-12-21 2019-12-16 Tire Tread for a Heavy Goods Vehicle Tire Having Improved Incisions
PCT/FR2019/053095 WO2020128281A1 (fr) 2018-12-21 2019-12-16 Bande de roulement de pneu pour poids lourd ayant des incisions ameliorees

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1873840A FR3090484A3 (fr) 2018-12-21 2018-12-21 Bande de roulement de pneu pour poids lourd ayant des incisions améliorées.
FR1873840 2018-12-21

Publications (2)

Publication Number Publication Date
FR3090485A1 FR3090485A1 (fr) 2020-06-26
FR3090485B1 true FR3090485B1 (fr) 2021-04-23

Family

ID=66867445

Family Applications (2)

Application Number Title Priority Date Filing Date
FR1873840A Pending FR3090484A3 (fr) 2018-12-21 2018-12-21 Bande de roulement de pneu pour poids lourd ayant des incisions améliorées.
FR1900894A Active FR3090485B1 (fr) 2018-12-21 2019-01-31 Bande de roulement de pneu pour poids lourd ayant des incisions améliorées.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR1873840A Pending FR3090484A3 (fr) 2018-12-21 2018-12-21 Bande de roulement de pneu pour poids lourd ayant des incisions améliorées.

Country Status (4)

Country Link
US (1) US20220072912A1 (fr)
EP (1) EP3898283A1 (fr)
CN (1) CN113195261A (fr)
FR (2) FR3090484A3 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4309918A1 (fr) * 2022-07-20 2024-01-24 Toyo Tire Corporation Pneumatique et moule pour le moulage de pneumatique

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2066180T3 (es) * 1990-09-05 1995-03-01 Goodyear Tire & Rubber Huella de neumatico para grandes vehiculos a motor.
US6116310A (en) * 1996-07-24 2000-09-12 Bridgestone Corporation Pneumatic tire
FR2759323B1 (fr) * 1997-02-12 1999-03-19 Michelin & Cie Sculpture de bande de roulement et procede de fabrication
JP2000211320A (ja) * 1999-01-21 2000-08-02 Bridgestone Corp 空気入りタイヤ及びサイプ用ブレ―ド
JP4281917B2 (ja) * 2004-07-21 2009-06-17 東洋ゴム工業株式会社 空気入りタイヤ
NL2000322C2 (nl) * 2006-11-20 2008-05-21 Vredestein Banden B V Loopvlak van een rubberband.
FR2921586B1 (fr) * 2007-09-27 2011-05-06 Soc Tech Michelin Bande de roulement de pneu comprenant des plots de gomme
FR2924981B1 (fr) * 2007-12-17 2009-11-27 Michelin Soc Tech Bande de roulement pour pneumatique neige.
BRPI0823064A8 (pt) * 2008-09-11 2016-01-05 Michelin Rech Et Techinique S A Banda de rodagem de pneumático de multiestágios
FR2939361A1 (fr) * 2008-12-05 2010-06-11 Michelin Soc Tech Bande de roulement pour pneu comportant des incisions pourvues de protuberances
JP5270417B2 (ja) * 2009-03-26 2013-08-21 東洋ゴム工業株式会社 空気入りタイヤ
FR2965512B1 (fr) * 2010-09-30 2012-09-21 Michelin Soc Tech Bande de roulement perfectionnee pour pneumatique.
JP5652099B2 (ja) * 2010-10-04 2015-01-14 横浜ゴム株式会社 空気入りタイヤ
US20160272012A1 (en) * 2011-04-29 2016-09-22 Compagnie Generale Des Etablissements Michelin Tire with tread having bridged areas with split contact faces within a longitudinal groove
FR2977830B1 (fr) * 2011-07-12 2013-07-12 Michelin Soc Tech Bande de roulement de pneu pourvue d'incisions comprenant des parties larges et des parties etroites
KR101496030B1 (ko) * 2013-09-02 2015-02-25 한국타이어 주식회사 3d 블레이드를 적용한 공기입 타이어의 패턴 구조 및 이를 포함하는 공기입 타이어
FR3014746B1 (fr) * 2013-12-13 2017-08-11 Michelin & Cie Bande de roulement evolutive pour pneu.
FR3017076B1 (fr) * 2014-02-03 2016-02-12 Michelin & Cie Bande de roulement pour pneu poids lourd
US10882362B2 (en) * 2014-09-30 2021-01-05 Compagnie Generale Des Etablissements Michelin Stiffeners for sipe-molding members
JP6621312B2 (ja) * 2015-11-24 2019-12-18 株式会社ブリヂストン 空気入りタイヤ
WO2018101933A1 (fr) * 2016-11-30 2018-06-07 Compagnie Generale Des Etablissements Michelin Bandes de roulement de pneumatique améliorées présentant des lamelles à inclinaison positive

Also Published As

Publication number Publication date
CN113195261A (zh) 2021-07-30
US20220072912A1 (en) 2022-03-10
FR3090485A1 (fr) 2020-06-26
EP3898283A1 (fr) 2021-10-27
FR3090484A3 (fr) 2020-06-26

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