JP5536094B2 - 途切れ状態のカーカス及び周方向補強要素の層を有する車両用タイヤ - Google Patents
途切れ状態のカーカス及び周方向補強要素の層を有する車両用タイヤ Download PDFInfo
- Publication number
- JP5536094B2 JP5536094B2 JP2011541337A JP2011541337A JP5536094B2 JP 5536094 B2 JP5536094 B2 JP 5536094B2 JP 2011541337 A JP2011541337 A JP 2011541337A JP 2011541337 A JP2011541337 A JP 2011541337A JP 5536094 B2 JP5536094 B2 JP 5536094B2
- Authority
- JP
- Japan
- Prior art keywords
- layer
- tire
- reinforcing elements
- circumferential
- carcass
- 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.)
- Expired - Fee Related
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Images
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
- B60C9/22—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
- B60C9/2204—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 obtained by circumferentially narrow strip winding
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- 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
- B60C15/00—Tyre beads, e.g. ply turn-up or overlap
- B60C15/0009—Tyre beads, e.g. ply turn-up or overlap features of the carcass terminal portion
- B60C15/0018—Tyre beads, e.g. ply turn-up or overlap features of the carcass terminal portion not folded around the bead core, e.g. floating or down ply
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- 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
- B60C9/02—Carcasses
- B60C9/0207—Carcasses comprising an interrupted ply, i.e. where the carcass ply does not continuously extend from bead to bead but is interrupted, e.g. at the belt area, into two or more portions of the same ply
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- 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
- B60C9/02—Carcasses
- B60C9/04—Carcasses the reinforcing cords of each carcass ply arranged in a substantially parallel relationship
- B60C9/08—Carcasses the reinforcing cords of each carcass ply arranged in a substantially parallel relationship the cords extend transversely from bead to bead, i.e. radial ply
-
- 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
- B60C2009/2252—Physical properties or dimension of the zero degree ply cords
- B60C2009/2266—Density of the cords in width direction
- B60C2009/2271—Density of the cords in width direction with variable density
-
- 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
- B60C2200/10—Tyres specially adapted for particular applications for motorcycles, scooters or the like
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T152/00—Resilient tires and wheels
- Y10T152/10—Tires, resilient
- Y10T152/10495—Pneumatic tire or inner tube
- Y10T152/10855—Characterized by the carcass, carcass material, or physical arrangement of the carcass materials
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
Description
Claims (10)
- タイヤであって、カーカス型の補強構造体を有し、前記カーカス型補強構造体がビードの各側で繋留された補強要素で形成され、前記ビードのベースがリムシートに取り付けられるようになっており、各ビードの半径方向外方の延長部としてサイドウォールが設けられ、前記サイドウォールがトレッドストリップに半径方向外側に向かって接合され、前記タイヤが前記トレッドストリップの下に補強要素の少なくとも2つの層から成るクラウン補強構造体を有する、タイヤにおいて、前記カーカス型補強構造体は、少なくともショルダから前記ビードまで延びる少なくとも2つの層半部を有し、各層半部は、前記トレッドストリップの下に端を有し、前記クラウン補強構造体は、不定ピッチで横方向に分布して配置された周方向補強要素の少なくとも1つの層を有し、前記周方向補強要素相互間のピッチは、前記カーカス型補強構造体の前記層半部の各々の前記端に半径方向に向いた前記周方向補強要素の層の付近で最小値を取る、タイヤ。
- 前記トレッドストリップの中央のところの前記周方向補強要素相互間のピッチは、前記周方向補強要素の層の縁のところよりも大きい、請求項1記載のタイヤ。
- 前記トレッドストリップの中央のところの前記周方向補強要素相互間のピッチは、前記周方向補強要素の層の縁のところよりも小さい、請求項1記載のタイヤ。
- 前記周方向補強要素相互間のピッチの値は、前記層の軸方向幅の少なくとも一部にわたって数列をなす、請求項1〜3のうちいずれか一に記載のタイヤ。
- 前記ピッチの値は、U(n)=Uo+nrという形式の等差数列の級数をなし、この式においてUoは、0.4mm〜2.5mmであり、rは、この数列の公差であり、0.001〜0.1である、請求項4記載のタイヤ。
- 前記ピッチの値は、U(n)=Uo×rnという形式の等比数列の級数をなし、この式において、Uoは、0.4mm〜2.5mmであり、rは、この数列の公比であり、1.001〜1.025である、請求項4記載のタイヤ。
- 前記カーカス型補強構造体の前記層半部の各々は、少なくとも1つの実働クラウン層の縁に半径方向に隣接して位置し、前記実働クラウン層の一端と前記実働クラウン層の前記一端に半径方向に隣接して位置する前記層半部の前記端との間の軸方向距離は、20mmを超えている、請求項1〜6のうちいずれか一に記載のタイヤ。
- 前記カーカス型補強構造体の前記補強要素は、周方向と65°〜90°の角度をなしている、請求項1〜7のうちいずれか一に記載のタイヤ。
- 前記クラウン補強構造体は、補強要素の少なくとも2つの層を有し、前記部分は、1つの層から次の層に互いに20°〜160°の角度をなしている、請求項1〜8のうちいずれか一に記載のタイヤ。
- 電動式二輪車、例えばモーターサイクル用の請求項1〜9のうちいずれか一に記載のタイヤ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0858725A FR2939721B1 (fr) | 2008-12-17 | 2008-12-17 | Pneumatique pour vehicules a carcasse interrompue et comportant une couche d'elements de renforcement circonferentiels |
FR0858725 | 2008-12-17 | ||
PCT/EP2009/066733 WO2010069839A1 (fr) | 2008-12-17 | 2009-12-09 | Pneumatique pour vehicules a carcasse interrompue et comportant une couche d'elements de renforcement circonferentiels |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2012512098A JP2012512098A (ja) | 2012-05-31 |
JP2012512098A5 JP2012512098A5 (ja) | 2013-01-31 |
JP5536094B2 true JP5536094B2 (ja) | 2014-07-02 |
Family
ID=40756926
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011541337A Expired - Fee Related JP5536094B2 (ja) | 2008-12-17 | 2009-12-09 | 途切れ状態のカーカス及び周方向補強要素の層を有する車両用タイヤ |
Country Status (8)
Country | Link |
---|---|
US (1) | US9156316B2 (ja) |
EP (1) | EP2379343B1 (ja) |
JP (1) | JP5536094B2 (ja) |
CN (1) | CN102245399B (ja) |
BR (1) | BRPI0924666A8 (ja) |
ES (1) | ES2395497T3 (ja) |
FR (1) | FR2939721B1 (ja) |
WO (1) | WO2010069839A1 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2939723B1 (fr) * | 2008-12-17 | 2010-12-31 | Michelin Soc Tech | Pneumatique pour vehicules comportant une couche d'elements de renforcement circonferentiels |
JP5412503B2 (ja) * | 2011-12-26 | 2014-02-12 | 住友ゴム工業株式会社 | 自動二輪車用タイヤ |
CN104395103B (zh) * | 2012-10-03 | 2016-12-21 | 横滨橡胶株式会社 | 充气轮胎 |
EP3312023B1 (en) * | 2016-08-30 | 2019-10-09 | Sumitomo Rubber Industries, Ltd. | Motorcycle tire |
EP3564045B1 (en) * | 2016-12-27 | 2021-03-10 | Bridgestone Corporation | Pneumatic tire for motorcycles |
WO2018125181A1 (en) * | 2016-12-30 | 2018-07-05 | Compagnie Generale Des Etablissements Michelin | Improved tire belt construction |
JP7467964B2 (ja) * | 2019-03-22 | 2024-04-16 | 住友ゴム工業株式会社 | 自動二輪車用タイヤ |
JP7268434B2 (ja) * | 2019-03-22 | 2023-05-08 | 住友ゴム工業株式会社 | 自動二輪車用タイヤ |
JP2022083810A (ja) * | 2020-11-25 | 2022-06-06 | 住友ゴム工業株式会社 | 自動二輪車用タイヤ |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2594621B2 (ja) * | 1988-07-25 | 1997-03-26 | 株式会社ブリヂストン | 2輪車用空気入りラジアルタイヤ |
JP2769040B2 (ja) * | 1990-11-29 | 1998-06-25 | 株式会社ブリヂストン | 高速走行用空気入りラジアルタイヤ |
JPH0640210A (ja) * | 1992-04-06 | 1994-02-15 | Sumitomo Rubber Ind Ltd | 自動二輪車用タイヤ |
JPH0648113A (ja) * | 1992-08-03 | 1994-02-22 | Bridgestone Corp | 空気入りラジアルタイヤ |
IT1283051B1 (it) * | 1996-05-22 | 1998-04-07 | Pirelli | Coppia di pneumatici ad elevata curvatura trasversale,particolarmente per veicoli a due ruote e metodo per il controllo del comportamento |
US6305452B1 (en) * | 1999-06-01 | 2001-10-23 | Bridgestone Corporation | Pneumatic radical tire for passenger car with carcass ply cut-out zone |
WO2002000451A1 (fr) * | 2000-06-29 | 2002-01-03 | Societe De Technologie Michelin | Pneumatique avec demi-carcasses doubles |
WO2003037657A1 (fr) * | 2001-10-29 | 2003-05-08 | Societe De Technologie Michelin | Pneumatique avec demi-carcasses doubles et renforts de sommet abaisses |
EP1461215B1 (fr) * | 2001-10-29 | 2007-03-07 | Société de Technologie Michelin | Pneumatique avec demi-carcasses doubles et zone sommet adaptee |
US7299843B2 (en) * | 2002-04-08 | 2007-11-27 | Michelin Recherche Et Technique S.A. | Pneumatic tire crown reinforcement |
WO2003095242A1 (fr) * | 2002-05-10 | 2003-11-20 | Societe De Technologie Michelin | Pneumatique pour deux roues |
EP1545909B1 (fr) * | 2002-08-09 | 2016-02-24 | Compagnie Generale Des Etablissements Michelin | Pneumatique pour deux roues |
FR2864468B1 (fr) * | 2003-12-24 | 2007-07-06 | Michelin Soc Tech | Pneumatique pour deux roues |
JP4533181B2 (ja) * | 2005-02-21 | 2010-09-01 | 株式会社ブリヂストン | 二輪車用空気入りタイヤ |
EP1864828B1 (en) * | 2005-03-16 | 2010-10-20 | Bridgestone Corporation | Pneumatic radial tire for motorcycle |
-
2008
- 2008-12-17 FR FR0858725A patent/FR2939721B1/fr not_active Expired - Fee Related
-
2009
- 2009-12-09 JP JP2011541337A patent/JP5536094B2/ja not_active Expired - Fee Related
- 2009-12-09 WO PCT/EP2009/066733 patent/WO2010069839A1/fr active Application Filing
- 2009-12-09 ES ES09771348T patent/ES2395497T3/es active Active
- 2009-12-09 EP EP09771348A patent/EP2379343B1/fr not_active Not-in-force
- 2009-12-09 US US13/140,762 patent/US9156316B2/en not_active Expired - Fee Related
- 2009-12-09 BR BRPI0924666A patent/BRPI0924666A8/pt not_active Application Discontinuation
- 2009-12-09 CN CN200980149913.7A patent/CN102245399B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ES2395497T3 (es) | 2013-02-13 |
EP2379343B1 (fr) | 2012-09-19 |
FR2939721A1 (fr) | 2010-06-18 |
JP2012512098A (ja) | 2012-05-31 |
WO2010069839A1 (fr) | 2010-06-24 |
FR2939721B1 (fr) | 2010-12-31 |
BRPI0924666A8 (pt) | 2018-01-02 |
BRPI0924666A2 (pt) | 2016-01-26 |
US20110303340A1 (en) | 2011-12-15 |
EP2379343A1 (fr) | 2011-10-26 |
CN102245399A (zh) | 2011-11-16 |
CN102245399B (zh) | 2015-01-21 |
US9156316B2 (en) | 2015-10-13 |
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