BR112018012320A2 - pneumático que apresenta propriedades de desgaste e de resistência à rodagem melhoradas - Google Patents

pneumático que apresenta propriedades de desgaste e de resistência à rodagem melhoradas

Info

Publication number
BR112018012320A2
BR112018012320A2 BR112018012320A BR112018012320A BR112018012320A2 BR 112018012320 A2 BR112018012320 A2 BR 112018012320A2 BR 112018012320 A BR112018012320 A BR 112018012320A BR 112018012320 A BR112018012320 A BR 112018012320A BR 112018012320 A2 BR112018012320 A2 BR 112018012320A2
Authority
BR
Brazil
Prior art keywords
indentation
layer
orientation
measured
tire
Prior art date
Application number
BR112018012320A
Other languages
English (en)
Other versions
BR112018012320B1 (pt
Inventor
Quantinet Benjamin
Godeau Gilles
Gervais Philippe
Zivkovic Tony
Original Assignee
Michelin & Cie
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 filed Critical Michelin & Cie
Publication of BR112018012320A2 publication Critical patent/BR112018012320A2/pt
Publication of BR112018012320B1 publication Critical patent/BR112018012320B1/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
    • 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
    • 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
    • B60C11/1272—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
    • 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
    • B60C9/22—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers built-up from rubberised plies each having all cords arranged substantially parallel the plies being arranged with all cords disposed along the circumference of the tyre
    • 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
    • B60C2009/2061—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
    • 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
    • B60C2011/1209—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes with special shape of the sipe straight at the tread surface
    • 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
    • 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)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

pneumático que compreende uma armadura de topo formada por pelo menos duas camadas (41, 43) de topo de trabalho de elementos de reforço e por pelo menos uma camada (42) de elementos de reforço circunferenciais, uma camada c sendo disposta entre as extremidades das camadas de topo de trabalho. de acordo com a invenção, a banda de rodagem apresenta pelo menos um recorte de orientação longitudinal (8) e pelo menos um recorte de orientação transversal (10), a profundidade, medida em um pneumático novo, dos ditos pelo menos um recorte de orientação longitudinal e pelo menos um recorte de orientação transversal sendo superior ou igual a 40 % da espessura da banda de rodagem, a razão da largura medida no fundo dos ditos pelo menos um recortes de orientação longitudinal sobre a largura medida na superfície da banda de rodagem dos ditos recortes de orientação longitudinal sendo estritamente superior a 1.2, a razão da largura medida no fundo do dito pelo menos um recorte de orientação transversal sobre a largura medida na superfície da banda de rodagem em um pneumático novo do dito pelo menos um recorte de orientação transversal sendo superior ou igual a 1 e o módulo de elasticidade sob tensão a 10 % de alongamento da camada c é inferior a 8 mpa, o valor máximo de tan(d), anotado tan(d)max, da camada c sendo inferior a 0.100.
BR112018012320-0A 2015-12-16 2016-12-14 Pneumático que apresenta propriedades de desgaste e de resistência à rodagem melhoradas BR112018012320B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR1562464A FR3045480B1 (fr) 2015-12-16 2015-12-16 Pneumatique presentant des proprietes d'usure et de resistance au roulement ameliorees
FR1562464 2015-12-16
PCT/FR2016/053386 WO2017103442A1 (fr) 2015-12-16 2016-12-14 Pneumatique presentant des proprietes d'usure et de resistance au roulement ameliorees

Publications (2)

Publication Number Publication Date
BR112018012320A2 true BR112018012320A2 (pt) 2018-12-04
BR112018012320B1 BR112018012320B1 (pt) 2022-01-04

Family

ID=55361768

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112018012320-0A BR112018012320B1 (pt) 2015-12-16 2016-12-14 Pneumático que apresenta propriedades de desgaste e de resistência à rodagem melhoradas

Country Status (6)

Country Link
EP (1) EP3390086B1 (pt)
CN (1) CN108290448B (pt)
BR (1) BR112018012320B1 (pt)
CA (1) CA3003124C (pt)
FR (1) FR3045480B1 (pt)
WO (1) WO2017103442A1 (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112533770B (zh) * 2018-08-09 2022-09-23 米其林集团总公司 轮胎胎面

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2892664B1 (fr) * 2005-10-27 2007-12-07 Michelin Soc Tech Pneumatique comportant un element de renfort bielastique
BRPI0823064A8 (pt) * 2008-09-11 2016-01-05 Michelin Rech Et Techinique S A Banda de rodagem de pneumático de multiestágios
FR2950565B1 (fr) * 2009-09-29 2012-08-31 Michelin Soc Tech Bande de roulement pour pneu de rigidite amelioree
FR2954221B1 (fr) * 2009-12-17 2012-03-16 Michelin Soc Tech Pneu a performance de roulage amelioree
FR2956614B1 (fr) * 2010-02-22 2012-03-23 Michelin Soc Tech Dispositif de protection de rainure de bande de roulement d' un pneu
FR2981298B1 (fr) * 2011-10-13 2014-05-02 Soc Tech Michelin Pneumatique comportant une couche d'elements de renforcement circonferentiels
FR3000433B1 (fr) * 2012-12-27 2015-04-24 Michelin & Cie Bande de roulement amelioree pour pneu de vehicule poids lourd
JP5544028B1 (ja) * 2013-02-08 2014-07-09 株式会社ブリヂストン 自動二輪車用空気入りタイヤ
FR3014022B1 (fr) * 2013-12-02 2016-07-08 Michelin & Cie Bande de roulement evolutive pour pneu
JP6211414B2 (ja) * 2013-12-18 2017-10-11 東洋ゴム工業株式会社 空気入りタイヤ

Also Published As

Publication number Publication date
CA3003124A1 (fr) 2017-06-22
FR3045480B1 (fr) 2017-12-22
CN108290448A (zh) 2018-07-17
WO2017103442A1 (fr) 2017-06-22
BR112018012320B1 (pt) 2022-01-04
EP3390086A1 (fr) 2018-10-24
FR3045480A1 (fr) 2017-06-23
CA3003124C (fr) 2023-10-10
EP3390086B1 (fr) 2020-11-18
CN108290448B (zh) 2020-10-30

Similar Documents

Publication Publication Date Title
BR112014008926A8 (pt) Pneumático comportando uma camada de elementos de reforço circunferenciais
BR112017007611A2 (pt) faixa compósita de lâmina de vidro fino com tiras de reforço
BR112014013234A8 (pt) Pneumático comportando uma camada de elementos de reforço circunferenciais
BR112014018045A8 (pt) Laminado multicamada utilizável para o reforço de uma cinta de pneumático
BR112018012328A2 (pt) pneumático que apresenta propriedades de desgaste e de resistência à rodagem melhoradas
BRPI0812707A8 (pt) Dispositivo de redução de velocidade de veículos que circulam por uma pista
BR112012013760A2 (pt) pneumático para veículos pesados comportando uma camada de elementos de reforço circunferenciais constituída de uma parte central e de duas partes axialmente externas
BR112017022338A2 (pt) armadura de reforço de pneumático
BR112014008930A2 (pt) pneumático comportando uma camada de elementos de reforço circunferenciais
BR112016029532A2 (pt) pneumático que apresenta propriedades dinâmicas aperfeiçoadas
BR112018006158A2 (pt) camada intermediária para vidro laminado, e vidro laminado
BR112016029352A2 (pt) pneumático que compreende uma camada de elementos de reforço circunferenciais
BR112019000924A2 (pt) arame de aço de alta resistência
BR112015032064A2 (pt) pneu para veículos
BR112018011150A2 (pt) armadura de topo de pneumático para veículo pesado de tipo de engenharia civil
BR112018012361A2 (pt) pneumático que apresenta propriedades de desgaste melhoradas
BRPI0924666A8 (pt) Pneumático comportando uma estrutura de reforço de tipo carcaça e utilização de um pneumático
BR112018012320A2 (pt) pneumático que apresenta propriedades de desgaste e de resistência à rodagem melhoradas
BR112016029556A2 (pt) pneumático que compreende uma camada de elementos de reforço circunferenciais
BR112018012167A2 (pt) pneumático que apresenta propriedades de desgaste melhoradas
BR112017023887A2 (pt) banda de rodagem que compreende um bloco que apresenta uma pluralidade de cortes
BR112018012358A2 (pt) pneumático que apresenta propriedades de desgaste e de resistência à rodagem melhoradas
WO2018062933A3 (ko) 프로세스 오일 대체 수지를 포함하는 타이어 트레드용 조성물
BR112018012225A2 (pt) pneumático que apresenta propriedades de desgaste e de resistência à rodagem melhoradas
BR112018012360A2 (pt) pneumático que apresenta propriedades de desgaste melhoradas

Legal Events

Date Code Title Description
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 14/12/2016, OBSERVADAS AS CONDICOES LEGAIS.