BR112018012358A2 - 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 melhoradasInfo
- Publication number
- BR112018012358A2 BR112018012358A2 BR112018012358-7A BR112018012358A BR112018012358A2 BR 112018012358 A2 BR112018012358 A2 BR 112018012358A2 BR 112018012358 A BR112018012358 A BR 112018012358A BR 112018012358 A2 BR112018012358 A2 BR 112018012358A2
- Authority
- BR
- Brazil
- Prior art keywords
- tire
- orientation
- layer
- indentation
- width measured
- Prior art date
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
- 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
- B60C11/1236—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes with special arrangements in the tread pattern
- B60C2011/1245—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes with special arrangements in the tread pattern being arranged in crossing relation, e.g. sipe mesh
-
- 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)
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 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, o módulo de elasticidade sob tensão a 10 % de alongamento da camada c sendo superior a 9 mpa e o valor máximo de tan(¿), anotado tan(¿)max, da camada c sendo inferior a 0.100.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1562450 | 2015-12-16 | ||
FR1562450A FR3045468B1 (fr) | 2015-12-16 | 2015-12-16 | Pneumatique presentant des proprietes d'usure et de resistance au roulement ameliorees |
PCT/FR2016/053405 WO2017103461A1 (fr) | 2015-12-16 | 2016-12-14 | Pneumatique présentant des propriétés d'usure et de résistance au roulement améliorées |
Publications (2)
Publication Number | Publication Date |
---|---|
BR112018012358A2 true BR112018012358A2 (pt) | 2018-12-04 |
BR112018012358B1 BR112018012358B1 (pt) | 2021-10-05 |
Family
ID=55361756
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112018012358-7A BR112018012358B1 (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) | EP3390102B1 (pt) |
CN (1) | CN108367614B (pt) |
BR (1) | BR112018012358B1 (pt) |
CA (1) | CA3003376A1 (pt) |
FR (1) | FR3045468B1 (pt) |
WO (1) | WO2017103461A1 (pt) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111278666B (zh) * | 2017-10-31 | 2021-10-29 | 米其林集团总公司 | 用于重型车辆轮胎的胎面 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07172112A (ja) * | 1993-12-21 | 1995-07-11 | Bridgestone Corp | 空気入りタイヤ |
JPH11139114A (ja) * | 1997-11-14 | 1999-05-25 | Yokohama Rubber Co Ltd:The | 氷雪路用空気入りタイヤ |
JP3822338B2 (ja) * | 1997-11-19 | 2006-09-20 | 株式会社ブリヂストン | 空気入りタイヤ |
JP4523815B2 (ja) * | 2004-08-26 | 2010-08-11 | 住友ゴム工業株式会社 | 重荷重用空気入りタイヤ及びその製造方法 |
US7793692B2 (en) * | 2005-10-31 | 2010-09-14 | The Goodyear Tire & Rubber Company | Pneumatic tire tread having sipe that devolves into groove as tread wears |
JP5435877B2 (ja) * | 2008-01-31 | 2014-03-05 | 株式会社ブリヂストン | 空気入りタイヤ |
US9022083B2 (en) * | 2008-09-11 | 2015-05-05 | Michelin Recherche Et Technique S.A. | Variable surface area tire tread and tire |
WO2010071883A1 (en) * | 2008-12-19 | 2010-06-24 | Michelin Recherche Et Technique S.A. | Improved hydroplaning performance for a tire |
FR2950565B1 (fr) * | 2009-09-29 | 2012-08-31 | Michelin Soc Tech | Bande de roulement pour pneu de rigidite amelioree |
DE102009044242A1 (de) * | 2009-10-14 | 2011-05-05 | Continental Reifen Deutschland Gmbh | Laufstreifenprofil eines Fahrzeugluftreifens |
WO2012111296A1 (ja) * | 2011-02-14 | 2012-08-23 | 株式会社ブリヂストン | 空気入りタイヤ |
FR2983778B1 (fr) * | 2011-12-09 | 2014-08-01 | Michelin Soc Tech | 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 |
FR3014022B1 (fr) * | 2013-12-02 | 2016-07-08 | Michelin & Cie | Bande de roulement evolutive pour pneu |
-
2015
- 2015-12-16 FR FR1562450A patent/FR3045468B1/fr not_active Expired - Fee Related
-
2016
- 2016-12-14 EP EP16825503.2A patent/EP3390102B1/fr active Active
- 2016-12-14 BR BR112018012358-7A patent/BR112018012358B1/pt active IP Right Grant
- 2016-12-14 CN CN201680072429.9A patent/CN108367614B/zh active Active
- 2016-12-14 WO PCT/FR2016/053405 patent/WO2017103461A1/fr active Application Filing
- 2016-12-14 CA CA3003376A patent/CA3003376A1/fr active Pending
Also Published As
Publication number | Publication date |
---|---|
CN108367614A (zh) | 2018-08-03 |
WO2017103461A1 (fr) | 2017-06-22 |
FR3045468B1 (fr) | 2017-12-22 |
EP3390102A1 (fr) | 2018-10-24 |
CN108367614B (zh) | 2020-10-09 |
CA3003376A1 (fr) | 2017-06-22 |
EP3390102B1 (fr) | 2020-11-18 |
FR3045468A1 (fr) | 2017-06-23 |
BR112018012358B1 (pt) | 2021-10-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 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. |