BR112012015406A2 - banda de rodagem de pneumático - Google Patents

banda de rodagem de pneumático

Info

Publication number
BR112012015406A2
BR112012015406A2 BR112012015406A BR112012015406A BR112012015406A2 BR 112012015406 A2 BR112012015406 A2 BR 112012015406A2 BR 112012015406 A BR112012015406 A BR 112012015406A BR 112012015406 A BR112012015406 A BR 112012015406A BR 112012015406 A2 BR112012015406 A2 BR 112012015406A2
Authority
BR
Brazil
Prior art keywords
tread
length
circumferential
grooves
branch
Prior art date
Application number
BR112012015406A
Other languages
English (en)
Inventor
Hideaki Takano
Original Assignee
Michelin & Cie
Michelin Rech Tech
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 Michelin & Cie, Michelin Rech Tech filed Critical Michelin & Cie
Publication of BR112012015406A2 publication Critical patent/BR112012015406A2/pt

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60CVEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C11/00Tyre tread bands; Tread patterns; Anti-skid inserts
    • B60C11/03Tread patterns
    • B60C11/0306Patterns comprising block rows or discontinuous ribs
    • B60C11/0309Patterns comprising block rows or discontinuous ribs further characterised by the groove cross-section
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60CVEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C19/00Tyre parts or constructions not otherwise provided for
    • B60C19/002Noise damping elements provided in the tyre structure or attached thereto, e.g. in the tyre interior
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60CVEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C11/00Tyre tread bands; Tread patterns; Anti-skid inserts
    • B60C11/03Tread patterns
    • B60C2011/0337Tread patterns characterised by particular design features of the pattern
    • B60C2011/0339Grooves
    • B60C2011/0381Blind or isolated grooves

Landscapes

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

Abstract

banda de rodagem de pneumático é fornecida uma bnada de rodagem de pneumático que reduz ruído de modelo de banda de rodagem enquanto suprimido efetivamente ressonância de coluna de ar produzida por ranhuras circunferênciais. a banda de rodagem de pneumático de acordo com a presente invenção é provida com as ranhuras circunferenciais 2, uma estria intermediária 3 e as estrias de ombro 4 na superfície de contato; a banda de rodagem também é provida com uma pluralidade dos ressonadores 5 que têm uma forma de ranhura de ramificação na qual uma extremidade abre para dentro de uma ranhura circunferencial e a outra extremidade termina na estria intermediária, e que reduzem a ressonância de coluna de ar nas ranhuras circunferenciais; o comprimento das ranhuras de ramificação 5 é pelo menos 40% do comprimento da superfície de contato, a largura de ranhura está entre 10% e 25% da largura de ranhura circunferencial, e o comprimento projetado na direção lateral das ranhuras de ramificação é de pelo menos 95% do comprimento de passo, quando o pneumático é montado em um aro padrão, infado para a pressão de inflação nominal e a carga nominal é aplicada; e a diferença entre a razão de vazio seccional transversal mínima na estria intermediária onde as ranhuras de ramificação são fornecidas e a razão de vazio seccional transversal máxima na dita estria intermediária não é maior que 10%.
BR112012015406A 2009-12-25 2009-12-25 banda de rodagem de pneumático BR112012015406A2 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2009/071651 WO2011077562A1 (ja) 2009-12-25 2009-12-25 空気入りタイヤ用トレッド

Publications (1)

Publication Number Publication Date
BR112012015406A2 true BR112012015406A2 (pt) 2016-03-15

Family

ID=44195123

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012015406A BR112012015406A2 (pt) 2009-12-25 2009-12-25 banda de rodagem de pneumático

Country Status (5)

Country Link
EP (1) EP2517902B1 (pt)
JP (1) JP5462887B2 (pt)
CN (1) CN102666138B (pt)
BR (1) BR112012015406A2 (pt)
WO (1) WO2011077562A1 (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE112014005324T5 (de) * 2013-11-21 2016-08-04 The Yokohama Rubber Co., Ltd. Luftreifen
DE102014218871A1 (de) * 2014-09-19 2016-03-24 Continental Reifen Deutschland Gmbh Fahrzeugluftreifen
GB201608284D0 (en) * 2016-05-11 2016-06-22 Apollo Tyres Global R & D Bv Vehicle tyre with enhanced groove design
CN113147268B (zh) * 2021-04-20 2023-10-27 安徽佳通乘用子午线轮胎有限公司 一种低噪音充气轮胎胎面花纹
CN115230403B (zh) * 2022-08-09 2024-01-05 江苏大学 一种具有减振功能的仿生轮胎花纹结构

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2644970B2 (ja) * 1993-12-27 1997-08-25 住友ゴム工業株式会社 空気入りタイヤ
JP3682269B2 (ja) * 2002-05-09 2005-08-10 住友ゴム工業株式会社 空気入りタイヤ
WO2004103737A1 (ja) 2003-05-21 2004-12-02 Bridgestone Corporation 空気入りタイヤおよびそのタイヤのトレッドパターンの設計方法
US7207364B2 (en) * 2004-02-23 2007-04-24 Continental Tire North America, Inc. Radial tire with tread pattern having four or five circumferential ribs
JP4587795B2 (ja) 2004-12-01 2010-11-24 株式会社ブリヂストン 空気入りタイヤ
JP5103042B2 (ja) * 2007-03-26 2012-12-19 株式会社ブリヂストン 空気入りタイヤ
JP2008308131A (ja) 2007-06-18 2008-12-25 Bridgestone Corp 空気入りタイヤ
JP4813436B2 (ja) * 2007-09-12 2011-11-09 株式会社ブリヂストン 空気入りタイヤ

Also Published As

Publication number Publication date
EP2517902A1 (en) 2012-10-31
JPWO2011077562A1 (ja) 2013-05-02
EP2517902B1 (en) 2016-06-15
CN102666138A (zh) 2012-09-12
JP5462887B2 (ja) 2014-04-02
WO2011077562A1 (ja) 2011-06-30
EP2517902A4 (en) 2013-10-30
CN102666138B (zh) 2015-01-07

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]