JP5844973B2 - カーカス構造体の半径方向内側に位置するクラウン層を有する軽量タイヤ - Google Patents
カーカス構造体の半径方向内側に位置するクラウン層を有する軽量タイヤ Download PDFInfo
- Publication number
- JP5844973B2 JP5844973B2 JP2010538616A JP2010538616A JP5844973B2 JP 5844973 B2 JP5844973 B2 JP 5844973B2 JP 2010538616 A JP2010538616 A JP 2010538616A JP 2010538616 A JP2010538616 A JP 2010538616A JP 5844973 B2 JP5844973 B2 JP 5844973B2
- Authority
- JP
- Japan
- Prior art keywords
- tire
- layer
- carcass layer
- reinforcing
- 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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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
- 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
- B60C15/0036—Tyre beads, e.g. ply turn-up or overlap features of the carcass terminal portion with high ply turn-up, i.e. folded around the bead core and terminating radially above the point of maximum section width
- B60C15/0045—Tyre beads, e.g. ply turn-up or overlap features of the carcass terminal portion with high ply turn-up, i.e. folded around the bead core and terminating radially above the point of maximum section width with ply turn-up up to the belt edges, i.e. folded around the bead core and extending to 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
- B60C9/02—Carcasses
- B60C9/04—Carcasses the reinforcing cords of each carcass ply arranged in a substantially parallel relationship
- B60C9/07—Carcasses the reinforcing cords of each carcass ply arranged in a substantially parallel relationship the cords curve from bead to bead in plural planes, e.g. S-shaped cords
-
- 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
- B60C9/2009—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 comprising plies of different materials
-
- 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
- B60C9/28—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers characterised by the belt or breaker dimensions or curvature relative to carcass
-
- 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
- Y10T152/10765—Characterized by belt or breaker structure
-
- 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
- Y10T152/10765—Characterized by belt or breaker structure
- Y10T152/10792—Structure where each bias angle reinforcing cord ply has no opposingly angled ply
-
- 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
基準1 基準2 基準3 本発明(図2)
最大速度 100 80 90 100
コーナリング剛性 80 100 100 100
Claims (11)
- 相互に平行な補強要素の少なくとも1つのカーカス層で作られると共に少なくとも1つの円周方向補強要素によりタイヤの各側でビードで繋留された1つのカーカス型補強構造体を有するタイヤであって、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半径方向外側寄りでトレッドに合体し、前記タイヤが円周方向と10°〜60°の角度をなす補強要素の少なくとも2つの実働層から成るクラウン補強構造体を前記トレッドの下に有する、タイヤにおいて、前記少なくとも2つの実働層は、前記少なくとも1つのカーカス層の半径方向内側に位置し、前記タイヤは、前記サイドウォール内において、ショルダの一端部と半径方向最も内側の円周方向補強要素の半径方向内側端部との間の半径方向距離の少なくとも50%に等しい半径方向距離にわたって延びる少なくとも2つの軸方向に隣り合ったカーカス層部分を有し、前記少なくとも1つのカーカス層の前記補強要素は、少なくとも赤道面内において、円周方向と80°未満の角度をなし、前記少なくとも2つの実働層の前記補強要素は、少なくとも赤道面内において、前記少なくとも1つのカーカス層の補強要素と40°より大きい角度をなして交差し、前記少なくとも2つの実働層の前記補強要素は、1つの実働層から次の実働層に最大で5°の角度をなして交差している、
ことを特徴とするタイヤ。 - 前記少なくとも2つの実働層の前記補強要素は、少なくとも前記赤道面内において、円周方向と55°未満の角度をなす、
請求項1記載のタイヤ。 - 前記ビード内のビードワイヤとして知られる円周方向補強要素周りに折り返された部分を含む少なくとも1つのカーカス層を有し、前記少なくとも1つのカーカス層の前記補強要素は、その折り返し部分の前記補強要素に対してクロス掛けされ、前記少なくとも1つのカーカス層及びその折り返し部分のそれぞれの補強要素は、前記少なくとも1つのカーカス層及びその折り返し部分の各々のクロス掛けされた補強要素と交差する子午面平面の各側で方向づけられている、
請求項1記載のタイヤ。 - 前記少なくとも1つのカーカス層の前記補強要素は、少なくとも赤道面において、円周方向と65°〜90°の角度をなす、
請求項1記載のタイヤ。 - 前記少なくとも2つの実働層の前記補強要素と前記少なくとも1つのカーカス層の前記補強要素のなす角度は、70°より大きい、
請求項1記載のタイヤ。 - 前記ビード内のビードワイヤ周りに折り返された部分を含む少なくとも1つのカーカス層を有し、前記カーカス層の少なくとも1つの折り返し部分の端部は、少なくとも2つの実働層の端部上に少なくとも3mmの長さにわたって重ね合わされている、
請求項1記載のタイヤ。 - 前記ビード内のビードワイヤ周りに折り返された部分を含む少なくとも1つのカーカス層を有し、前記カーカス層の少なくとも1つの折り返し部分の端部は、前記トレッドの下に延びている、
請求項1記載のタイヤ。 - 前記ビード内のビードワイヤとして知られる円周方向補強要素の周りに折り返された部分を含む少なくとも1つのカーカス層を有し、前記少なくとも1つのカーカス層の折り返し部分の端部と前記ビードワイヤの半径方向内側端部との間の半径方向距離は、ショルダ端部と前記ビードワイヤの前記半径方向内側端部との間の半径方向距離の50%〜75%である、
請求項1記載のタイヤ。 - 前記クラウン補強構造体は、円周方向補強要素の少なくとも1つの層を有する、
請求項1記載のタイヤ。 - 前記円周方向補強要素の少なくとも1つの層の前記補強要素は、金属、織物、ガラス、又はこれらの組み合わせで作られている、
請求項9記載のタイヤ。 - 前記少なくとも2つの実働層の前記補強要素は、織物で作られている、
請求項1記載のタイヤ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0759962A FR2924980B1 (fr) | 2007-12-18 | 2007-12-18 | Pneumatique allege comportant une couche de sommet radialement interieure a la structure de carcasse |
FR0759962 | 2007-12-18 | ||
PCT/EP2008/067488 WO2009077475A1 (fr) | 2007-12-18 | 2008-12-15 | Pneumatique allege comportant une couche de sommet radialement interieure a la structure de carcasse |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011506195A JP2011506195A (ja) | 2011-03-03 |
JP5844973B2 true JP5844973B2 (ja) | 2016-01-20 |
Family
ID=39472694
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010538616A Expired - Fee Related JP5844973B2 (ja) | 2007-12-18 | 2008-12-15 | カーカス構造体の半径方向内側に位置するクラウン層を有する軽量タイヤ |
Country Status (8)
Country | Link |
---|---|
US (1) | US8776853B2 (ja) |
EP (1) | EP2234820B1 (ja) |
JP (1) | JP5844973B2 (ja) |
CN (1) | CN101903188B (ja) |
BR (1) | BRPI0821363A8 (ja) |
ES (1) | ES2536775T3 (ja) |
FR (1) | FR2924980B1 (ja) |
WO (1) | WO2009077475A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6363904B2 (ja) * | 2014-08-06 | 2018-07-25 | 住友ゴム工業株式会社 | 二輪自動車用タイヤ |
FR3103739B1 (fr) * | 2019-11-28 | 2021-11-05 | Michelin & Cie | Armature de sommet de pneumatique constituee de deux couches de sommet de travail et d’une couche d’elements de renforcement |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3414447A (en) * | 1964-05-14 | 1968-12-03 | Michelin & Cie | Method of making pneumatic tire covers |
US3861440A (en) * | 1970-12-28 | 1975-01-21 | Bridgestone Tire Co Ltd | Semi-radial tire having breakers disposed between adjacent carcass plies |
JPS5364301A (en) * | 1976-11-22 | 1978-06-08 | Nippon Jidosha Kenkyusho | Air filled tire |
JPS5822704A (ja) * | 1981-08-04 | 1983-02-10 | Bridgestone Corp | モ−タ−サイクル用空気入りセミラジアルタイヤ |
JPH07108604B2 (ja) * | 1989-10-21 | 1995-11-22 | 住友ゴム工業株式会社 | 二輪車用空気入りタイヤ |
JPH03227702A (ja) * | 1990-01-31 | 1991-10-08 | Bridgestone Corp | 二輪車用空気入りタイヤ |
JPH0466304A (ja) * | 1990-07-04 | 1992-03-02 | Sumitomo Rubber Ind Ltd | ラジアルタイヤ |
JP4298330B2 (ja) * | 2003-03-11 | 2009-07-15 | 株式会社ブリヂストン | 空気入りタイヤ |
JP4156450B2 (ja) * | 2003-06-16 | 2008-09-24 | 住友ゴム工業株式会社 | 自動二輪車用タイヤ |
FR2864468B1 (fr) * | 2003-12-24 | 2007-07-06 | Michelin Soc Tech | Pneumatique pour deux roues |
JP4498778B2 (ja) * | 2004-03-12 | 2010-07-07 | 株式会社ブリヂストン | 空気入りタイヤ |
-
2007
- 2007-12-18 FR FR0759962A patent/FR2924980B1/fr not_active Expired - Fee Related
-
2008
- 2008-12-15 WO PCT/EP2008/067488 patent/WO2009077475A1/fr active Application Filing
- 2008-12-15 EP EP08862184.2A patent/EP2234820B1/fr active Active
- 2008-12-15 BR BRPI0821363A patent/BRPI0821363A8/pt not_active IP Right Cessation
- 2008-12-15 US US12/808,362 patent/US8776853B2/en not_active Expired - Fee Related
- 2008-12-15 CN CN200880121308.4A patent/CN101903188B/zh not_active Expired - Fee Related
- 2008-12-15 ES ES08862184.2T patent/ES2536775T3/es active Active
- 2008-12-15 JP JP2010538616A patent/JP5844973B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
BRPI0821363A8 (pt) | 2017-12-26 |
BRPI0821363A2 (pt) | 2015-06-16 |
FR2924980A1 (fr) | 2009-06-19 |
EP2234820B1 (fr) | 2015-02-25 |
CN101903188B (zh) | 2014-11-19 |
FR2924980B1 (fr) | 2011-05-06 |
CN101903188A (zh) | 2010-12-01 |
US20110011509A1 (en) | 2011-01-20 |
US8776853B2 (en) | 2014-07-15 |
WO2009077475A1 (fr) | 2009-06-25 |
JP2011506195A (ja) | 2011-03-03 |
ES2536775T3 (es) | 2015-05-28 |
EP2234820A1 (fr) | 2010-10-06 |
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