JP6672462B2 - 改善されたクラウン部分補強材を有するタイヤ - Google Patents
改善されたクラウン部分補強材を有するタイヤ Download PDFInfo
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- JP6672462B2 JP6672462B2 JP2018531579A JP2018531579A JP6672462B2 JP 6672462 B2 JP6672462 B2 JP 6672462B2 JP 2018531579 A JP2018531579 A JP 2018531579A JP 2018531579 A JP2018531579 A JP 2018531579A JP 6672462 B2 JP6672462 B2 JP 6672462B2
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- 230000002787 reinforcement Effects 0.000 title claims description 39
- 230000003014 reinforcing effect Effects 0.000 claims description 37
- 229910052751 metal Inorganic materials 0.000 claims description 18
- 239000002184 metal Substances 0.000 claims description 17
- 239000003351 stiffener Substances 0.000 claims description 14
- 239000011324 bead Substances 0.000 claims description 10
- 230000001012 protector Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 description 8
- 230000008901 benefit Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000012779 reinforcing material Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000036316 preload Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000013056 hazardous product Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
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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
- B60C9/18—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
- B60C9/00—Reinforcements or ply arrangement of pneumatic tyres
- B60C9/0007—Reinforcements made of metallic elements, e.g. cords, yarns, filaments or fibres made from metal
-
- 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
- B60C9/0057—Reinforcements comprising preshaped elements, e.g. undulated or zig-zag filaments
-
- 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
- B60C9/20—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
- B60C9/20—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
- B60C9/20—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
-
- 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
- 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
- B60C2009/2214—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 characterised by the materials of the zero degree ply 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
- B60C9/22—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
- 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
- B60C2009/229—Physical properties or dimension of the zero degree ply cords characterised by the course of the cords, e.g. undulated or sinusoidal
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
Description
本出願は、合衆国法典第35巻第119条の下で、2015年12月16日に出願された国際特許出願第PCT/US15/065968号に対する優先権を主張する。
W122=L×(sin(θ))
W122≦155×(sin(θ))
Claims (15)
- 軸方向、円周方向、及び半径方向を画定するタイヤであって、前記タイヤが、赤道面を有し、前記タイヤが、
一対の対向するビード部分と、
各サイドウォール部分がビード部分に接続される、一対の対向するサイドウォール部分と、
対向するサイドウォール部分の間に接続されたクラウン部分と、
前記ビード部分の間に、かつ前記対向するサイドウォール部分及びクラウン部分を通って延在するボディプライと、
前記クラウン部分内に、かつ前記ボディプライの半径方向外方位置付けられたブレーカープライと、
前記クラウン部分内に、かつ前記ブレーカープライの半径方向外方に位置付けられた第1のワーキングプライと、
前記クラウン部分内に、かつ前記第1のワーキングプライの半径方向外方に位置付けられた第2のワーキングプライと、
前記クラウン層内に位置付けられた円周方向補強要素の層と、を備え、
前記ブレーカープライが、軸方向幅を有し、また、複数のブレーカープライ補強要素を備え、各ブレーカープライ補強要素が、前記ブレーカープライの軸方向幅全体にわたって連続的に延在し、また、前記赤道面から角度θで、155mm以下の長さLを有し、θが、40°である、タイヤ。 - 前記ブレーカープライが、W122≦Lmax×(Sin(θ))の軸方向に沿って、幅Wを有し、Lmax=155mmが、前記ブレーカープライ補強要素の最大長さである、請求項1に記載のタイヤ。
- 前記第1のワーキングプライが、前記赤道面と10°≦|α|≦45°の範囲の角度αを成す、複数の第1のワーキングプライ補強要素を備える、請求項1に記載のタイヤ。
- 前記第2のワーキングプライが、前記赤道面と10°≦|α|≦45°の範囲の角度αを成し、また、前記赤道面から対頂角αで前記第1のワーキングプライ補強要素と交差するように配設された、複数の第2のワーキングプライ補強要素を備える、請求項3に記載のタイヤ。
- 前記クラウン層内に位置付けられた円周方向補強要素の層をさらに備え、前記円周方向補強要素が、軸方向に沿って、ペースが変動する複数の離散的ゾーンに分割される、請求項1に記載のタイヤ。
- 前記複数の離散的ゾーンの中のペース分配が、前記タイヤの前記赤道面を中心に対称である、請求項5に記載のタイヤ。
- 前記円周方向補強要素の層が、前記第1のワーキングプライの半径方向内方に位置付けられる、請求項6に記載のタイヤ。
- 前記円周方向補強要素の層が、前記第2のワーキングプライの半径方向外方に位置付けられる、請求項6に記載のタイヤ。
- 前記円周方向補強要素の層が、前記第1のワーキングプライと前記第2のワーキングプライとの間で半径方向に沿って位置付けられる、請求項6に記載のタイヤ。
- 前記クラウン層内に位置付けられた前記円周方向補強要素の層が、中央ゾーンと、前記中央ゾーンによって分けられた一対の対向する横方向ゾーンとを含む、ペースが変動する3つのゾーンを備える、請求項6に記載のタイヤ。
- 前記中央ゾーン内の前記円周方向補強要素の前記ペースが、前記対向する横方向ゾーン内の前記円周方向補強材の前記ペースの1〜3倍である、請求項10に記載のタイヤ。
- 前記クラウン層内に位置付けられた前記円周方向補強要素の層が、中央ゾーンと、前記中央ゾーンによって分けられた一対の対向する中間ゾーンと、前記中央ゾーン及び前記対向する中間ゾーンによって分けられた一対の軸方向最外ゾーンとを含む、ペースが変動する5つのゾーンを備える、請求項6に記載のタイヤ。
- 前記中央ゾーン内の前記円周方向補強要素の前記ペースが、前記軸方向最外ゾーンの前記ペースの1〜1.5倍の範囲であり、前記対向する中間ゾーンの前記ペースが、前記軸方向最外ゾーン内の前記円周方向補強材の前記ペースの1.6〜2倍である、請求項12に記載のタイヤ。
- 前記円周方向補強要素が、波形であり、かつ0<(A/λ)≦0.09の範囲で振幅Aと波長λとの比率A/λを有する金属補強要素を備える、請求項6に記載のタイヤ。
- 前記第2のワーキングプライ及び前記円周方向補強材の層の半径方向外方に位置付けられたプロテクタープライをさらに備え、前記プロテクタープライが、前記赤道面から前記第2のワーキングプライに名目上等しい角度で、プロテクタープライ補強材を備える、請求項6に記載のタイヤ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US2015/065968 WO2017105425A1 (en) | 2015-12-16 | 2015-12-16 | Tire with improved crown portion reinforcement |
USPCT/US2015/065968 | 2015-12-16 | ||
PCT/US2016/066063 WO2017106063A1 (en) | 2015-12-16 | 2016-12-12 | Tire with improved crown portion reinforcement |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018537359A JP2018537359A (ja) | 2018-12-20 |
JP6672462B2 true JP6672462B2 (ja) | 2020-03-25 |
Family
ID=55071214
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018531579A Active JP6672462B2 (ja) | 2015-12-16 | 2016-12-12 | 改善されたクラウン部分補強材を有するタイヤ |
Country Status (5)
Country | Link |
---|---|
US (1) | US20180354308A1 (ja) |
EP (1) | EP3390106B1 (ja) |
JP (1) | JP6672462B2 (ja) |
CN (1) | CN108463359B (ja) |
WO (2) | WO2017105425A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20220212503A1 (en) * | 2021-01-04 | 2022-07-07 | Hankook Tire & Technology Co., Ltd. | Heavy-duty tire |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11565551B2 (en) | 2017-12-28 | 2023-01-31 | Compagnie Generale Des Etablissements Michelin | Hooping reinforcement for a tire of a heavy duty civil engineering vehicle |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2419184A1 (fr) * | 1978-03-10 | 1979-10-05 | Michelin & Cie | Pneumatique a carcasse radiale de grande largeur |
DE3131474A1 (de) * | 1981-08-08 | 1983-02-24 | Continental Gummi-Werke Ag, 3000 Hannover | "fahrzeugluftreifen" |
FR2759945B1 (fr) * | 1997-02-24 | 1999-04-02 | Michelin & Cie | Pneumatique de rapport de forme h/s inferieur ou egal a 0,6 |
FR2765151A1 (fr) * | 1997-06-26 | 1999-01-01 | Michelin & Cie | Armature de sommet pour pneumatique radial |
BRPI0412723B1 (pt) * | 2003-07-18 | 2013-12-24 | Michelin Rech Tech | Pneumático com armação de carcaça radial |
JP4984662B2 (ja) * | 2006-06-09 | 2012-07-25 | 横浜ゴム株式会社 | 空気入りタイヤ |
JP2008201147A (ja) * | 2007-02-16 | 2008-09-04 | Bridgestone Corp | 空気入りタイヤ |
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 |
FR2943950B1 (fr) * | 2009-04-07 | 2011-04-15 | Michelin Soc Tech | Pneumatique pour vehicules lourds comportant une couche d'element circonferentiels. |
US9969221B2 (en) * | 2013-07-05 | 2018-05-15 | Sumitomo Rubber Industries, Ltd. | Pneumatic tire |
DE102013107475A1 (de) * | 2013-07-15 | 2015-01-15 | Continental Reifen Deutschland Gmbh | Fahrzeugluftreifen |
-
2015
- 2015-12-16 WO PCT/US2015/065968 patent/WO2017105425A1/en active Application Filing
-
2016
- 2016-12-12 JP JP2018531579A patent/JP6672462B2/ja active Active
- 2016-12-12 WO PCT/US2016/066063 patent/WO2017106063A1/en active Application Filing
- 2016-12-12 US US15/778,285 patent/US20180354308A1/en active Pending
- 2016-12-12 EP EP16819253.2A patent/EP3390106B1/en active Active
- 2016-12-12 CN CN201680074157.6A patent/CN108463359B/zh active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20220212503A1 (en) * | 2021-01-04 | 2022-07-07 | Hankook Tire & Technology Co., Ltd. | Heavy-duty tire |
Also Published As
Publication number | Publication date |
---|---|
JP2018537359A (ja) | 2018-12-20 |
US20180354308A1 (en) | 2018-12-13 |
CN108463359A (zh) | 2018-08-28 |
EP3390106B1 (en) | 2020-09-23 |
EP3390106A1 (en) | 2018-10-24 |
WO2017105425A1 (en) | 2017-06-22 |
WO2017106063A1 (en) | 2017-06-22 |
CN108463359B (zh) | 2021-01-08 |
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