BR112017024639A2 - pneumático que compreende camadas de trabalho constituídas de fios unitários - Google Patents

pneumático que compreende camadas de trabalho constituídas de fios unitários

Info

Publication number
BR112017024639A2
BR112017024639A2 BR112017024639-2A BR112017024639A BR112017024639A2 BR 112017024639 A2 BR112017024639 A2 BR 112017024639A2 BR 112017024639 A BR112017024639 A BR 112017024639A BR 112017024639 A2 BR112017024639 A2 BR 112017024639A2
Authority
BR
Brazil
Prior art keywords
layers
working
layer
tire
axial width
Prior art date
Application number
BR112017024639-2A
Other languages
English (en)
Inventor
Claudia NAVARRO-LOSADA
Jean- François Parmentier
Vincent Martin
Aurore LARDJANE
Original Assignee
Compagnie Generale Des Etablissements Michelin
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 filed Critical Compagnie Generale Des Etablissements Michelin
Publication of BR112017024639A2 publication Critical patent/BR112017024639A2/pt

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
    • 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
    • B60C9/18—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers
    • B60C9/1835—Rubber strips or cushions at the belt edges
    • 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
    • B60C9/1835—Rubber strips or cushions at the belt edges
    • B60C9/185—Rubber strips or cushions at the belt edges between adjacent or radially below the belt plies
    • 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
    • B60C9/2003—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 the materials of the belt cords
    • B60C9/2006—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 the materials of the belt cords consisting of steel cord plies only
    • 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
    • B60C9/1835—Rubber strips or cushions at the belt edges
    • B60C2009/1842—Width or thickness of the strips or cushions
    • 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
    • B60C2009/2012—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers built-up from rubberised plies each having all cords arranged substantially parallel with particular configuration of the belt cords in the respective belt layers
    • B60C2009/2016—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers built-up from rubberised plies each having all cords arranged substantially parallel with particular configuration of the belt cords in the respective belt layers comprising cords at an angle of 10 to 30 degrees to the circumferential 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
    • 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
    • B60C2009/2012—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers built-up from rubberised plies each having all cords arranged substantially parallel with particular configuration of the belt cords in the respective belt layers
    • B60C2009/2019—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers built-up from rubberised plies each having all cords arranged substantially parallel with particular configuration of the belt cords in the respective belt layers comprising cords at an angle of 30 to 60 degrees to the circumferential 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
    • 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
    • B60C2009/2038—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers built-up from rubberised plies each having all cords arranged substantially parallel using lateral belt strips at belt edges, e.g. edge bands
    • 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
    • B60C2009/2061—Physical properties or dimensions of the belt coating rubber
    • B60C2009/2064—Modulus; Hardness; Loss modulus or "tangens 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
    • 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
    • B60C2009/2074—Physical properties or dimension of the belt cord
    • B60C2009/2077—Diameters of the cords; Linear density thereof
    • 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

pneumático que compreende uma armadura de topo (4) formada por pelo menos três camadas de topo de trabalho, pelo menos duas camadas de mistura de borracha ci sendo dispostas entre as extremidades das ditas camadas. em um plano meridiano, a espessura das camadas de topo de trabalho medida no plano equatorial é < 5 mm, os elementos de reforço das camadas sendo fios metálicos unitários de diâmetro < 0,50 mm, a distância entre os elementos de reforço sendo estritamente < 1 mm, a largura axial de cada uma das camadas de topo de trabalho sendo > 60 % da largura axial da banda de rodagem, pelo menos uma distância di entre duas camadas de trabalho separadas por uma camada de mistura de borracha ci e medida na extremidade da camada de trabalho que é axialmente a mais estreita em contato com ela é tal que 0,5 < di < 2,5 mm, e a espessura de pelo menos uma camada de mistura de borracha ci é substancialmente constante na largura axial compreendida entre a extremidade axialmente interior de uma camada de mistura de borracha ci e a extremidade da camada de trabalho que é axialmente a mais estreita em contato com ela.
BR112017024639-2A 2015-05-18 2016-05-11 pneumático que compreende camadas de trabalho constituídas de fios unitários BR112017024639A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR1554392 2015-05-18
FR1554392A FR3036319B1 (fr) 2015-05-18 2015-05-18 Pneumatique comportant des couches de travail constituees de fils unitaires
PCT/EP2016/060596 WO2016184756A1 (fr) 2015-05-18 2016-05-11 Pneumatique comportant des couches de travail constituees de fils unitaires

Publications (1)

Publication Number Publication Date
BR112017024639A2 true BR112017024639A2 (pt) 2018-07-31

Family

ID=55178024

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112017024639-2A BR112017024639A2 (pt) 2015-05-18 2016-05-11 pneumático que compreende camadas de trabalho constituídas de fios unitários

Country Status (6)

Country Link
US (1) US20180126785A1 (pt)
EP (1) EP3297851B1 (pt)
CN (1) CN107743447B (pt)
BR (1) BR112017024639A2 (pt)
FR (1) FR3036319B1 (pt)
WO (1) WO2016184756A1 (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3059597A1 (fr) * 2016-12-05 2018-06-08 Compagnie Generale Des Etablissements Michelin Pneumatique comportant une armature de sommet allegee
CN107415591B (zh) * 2017-05-08 2020-06-12 安徽佳通乘用子午线轮胎有限公司 一种提升耐久力性能的充气子午线轮胎
FR3099087B1 (fr) * 2019-07-23 2021-07-02 Michelin & Cie Pneumatique pour vehicule lourd de type genie civil avec une armature sommet simplifiee
FR3112717B1 (fr) 2020-07-22 2022-06-24 Michelin & Cie architecture optimisée de pneumatique de génie civil
JP6800435B1 (ja) * 2020-07-28 2020-12-16 住友ゴム工業株式会社 空気入りタイヤ
JP6835284B1 (ja) * 2020-07-28 2021-02-24 住友ゴム工業株式会社 空気入りタイヤ
JP6819028B1 (ja) * 2020-08-20 2021-01-27 住友ゴム工業株式会社 空気入りタイヤ
FR3130200B1 (fr) 2021-12-14 2024-06-21 Michelin & Cie architecture optimisée de pneumatique de génie civil

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1132524B (it) * 1980-07-08 1986-07-02 Pneumatici Pirelli Sa Soc Perfezionamenti alla struttura anulare di rinforzo dei pneumatici raidali
US5662751A (en) * 1994-09-20 1997-09-02 Michelin Recherche Et Technique S.A. Tire with a specified two-ply steel-aramid belt package
FR2728510A1 (fr) 1994-12-23 1996-06-28 Michelin & Cie Pneumatique de rapport de forme h/s inferieur ou egal a 0,6
WO1997015620A1 (en) 1995-10-25 1997-05-01 The Yokohama Rubber Co., Ltd. Rubber composition comprising carbon black having surface treated with silica
FR2770458B1 (fr) 1997-11-05 1999-12-03 Michelin & Cie Armature de sommet pour pneumatique "poids-lours"
EP0941873B1 (en) * 1998-03-12 2004-06-09 Bridgestone Corporation Heavy duty pneumatic radial tires
FR2907373B1 (fr) * 2006-10-18 2009-01-16 Michelin Soc Tech Pneumatique pour engin lourd
FR2939722B1 (fr) 2008-12-17 2010-12-31 Michelin Soc Tech Pneumatique pour vehicules lourds dont l'armature de sommet comporte au moins une couche d'elements de renforcement circonferentiels
TR201907367T4 (tr) * 2010-08-06 2019-06-21 Pirelli Ağır taşıma araçlarının tekerleklerine yönelik lastik.
FR2981297B1 (fr) * 2011-10-13 2013-10-25 Michelin Soc Tech Pneumatique comportant une couche d'elements de renforcement circonferentiels
FR2981298B1 (fr) * 2011-10-13 2014-05-02 Soc Tech Michelin Pneumatique comportant une couche d'elements de renforcement circonferentiels

Also Published As

Publication number Publication date
FR3036319B1 (fr) 2017-05-05
CN107743447B (zh) 2019-08-30
WO2016184756A1 (fr) 2016-11-24
EP3297851A1 (fr) 2018-03-28
FR3036319A1 (fr) 2016-11-25
CN107743447A (zh) 2018-02-27
EP3297851B1 (fr) 2019-07-03
US20180126785A1 (en) 2018-05-10

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Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]