JP2011016529A - ビード構造が改良された航空機用タイヤ - Google Patents
ビード構造が改良された航空機用タイヤ Download PDFInfo
- Publication number
- JP2011016529A JP2011016529A JP2010213567A JP2010213567A JP2011016529A JP 2011016529 A JP2011016529 A JP 2011016529A JP 2010213567 A JP2010213567 A JP 2010213567A JP 2010213567 A JP2010213567 A JP 2010213567A JP 2011016529 A JP2011016529 A JP 2011016529A
- Authority
- JP
- Japan
- Prior art keywords
- bead
- tire
- ply
- plies
- radial
- 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.)
- Granted
Links
- 239000011324 bead Substances 0.000 title claims abstract description 109
- 239000000835 fiber Substances 0.000 claims abstract description 16
- 230000002787 reinforcement Effects 0.000 claims description 20
- 229920001971 elastomer Polymers 0.000 claims description 18
- 241000254043 Melolonthinae Species 0.000 claims description 17
- 239000000945 filler Substances 0.000 claims description 13
- 230000003014 reinforcing effect Effects 0.000 abstract description 8
- 210000000006 pectoral fin Anatomy 0.000 description 26
- 239000010410 layer Substances 0.000 description 7
- 230000007935 neutral effect Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 239000013013 elastic material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002759 woven fabric Substances 0.000 description 2
- 229920000271 Kevlar® Polymers 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229920002302 Nylon 6,6 Polymers 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000004761 kevlar Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000002964 rayon Substances 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
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
- 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
- B60C15/0072—Tyre beads, e.g. ply turn-up or overlap features of the carcass terminal portion with ply reverse folding, i.e. carcass layer folded around the bead core from the outside to the inside
-
- 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
- B60C15/06—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead
-
- 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
- B60C15/06—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead
- B60C2015/0614—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead characterised by features of the chafer or clinch portion, i.e. the part of the bead contacting the rim
-
- 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
- B60C2200/02—Tyres specially adapted for particular applications for aircrafts
-
- 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
- Y10T152/10819—Characterized by the structure of the bead portion of the tire
-
- 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
- Y10T152/10819—Characterized by the structure of the bead portion of the tire
- Y10T152/10828—Chafer or sealing strips
-
- 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
- Y10T152/10819—Characterized by the structure of the bead portion of the tire
- Y10T152/10837—Bead characterized by the radial extent of apex, flipper or chafer into tire sidewall
-
- 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
- Y10T152/10819—Characterized by the structure of the bead portion of the tire
- Y10T152/10846—Bead characterized by the chemical composition and or physical properties of elastomers or the like
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
Abstract
【解決手段】タイヤ(100)は、1対のビードコア(33)の周りに巻かれた繊維コード(21)の軸方向内側プライ(2A〜2D)のうち1つ以上のプライを有するラジアル補強カーカス(20)を有する。ビード構造(30)は、軸方向内側の脚(LI)と軸方向外側の脚(LE)を有するフリッパー(50)を有する。フリッパー(50)の両端(LI,LE)はビードコアの高さ(Bh)よりも高く、弾性片(40)の頂点(A)よりも低く、Bh<LE<0.7D、かつBh<LI<0.7Dの関係を満たす。さらに、タイヤカーカス(20)は、軸方向内側プライ(2A〜2D)の折り返し部(20A〜20D)に沿ってビード(30)からビード(30)へ延びている繊維コード(21)の軸方向外側プライ(2E,2F)の少なくとも1プライを有する。
【選択図】図1
Description
“エイペックス”は、ビードコアの半径方向上方に位置する非補強弾性体を意味する。
8 細長片
9 サイドウォール
10A,10B,10C 折り返し部
11 チェーファ
20 カーカス補強材
20A〜20F 折り返し部
21,51 ラジアル繊維コード
22 インナーライナ
30 ビード
33 ビードコア
50 フリッパー
60 チッパー
100 タイヤ
Claims (2)
- トレッド、クラウン補強材、およびラジアルカーカス補強材を有する航空機用空気入りタイヤであって、前記ラジアルカーカス補強材が、ビードコアの半径方向高さがBh である一対のビードコアの周りに巻かれた軸方向内側の少なくとも1つの繊維コードプライを有し、前記軸方向内側の少なくとも1つプライは、各ビード内の前記ビードコアの周りを内側から外側に巻かれて外側折り返し部を形成し、更に前記軸方向内側の少なくとも1つプライの前記折り返し部に沿ってビードからビードまで延びている軸方向外側の少なくとも1つの繊維コードプライを有し、各ビードはほぼ3角形の弾性充填材を有し、ビードコア上方に配置されている前記充填材の頂点Aは、タイヤ軸に平行で、かつ、前記ビードコアの断面を囲む円の幾何学的中心を通過する基準線XX’から測った距離Dまで延びている、前記航空機用空気入りタイヤにおいて、
軸方向内側の脚と軸方向外側の脚を形成するように前記ビードコアの周りに巻かれたフリッパーを有し、前記軸方向内側の脚は、基準線XX’から半径方向距離LI に配置され、前記軸方向外側の脚は、基準線XX’から半径方向距離LE に配置され、前記フリッパーは、Bh <LE <0.7D、かつ、Bh <LI <0.7Dであるように方向づけられ、少なくとも1つの前記折り返し部は前記頂点Aの下にあることを特徴とする、航空機用空気入りタイヤ。 - 請求項1に記載の航空機用空気入りタイヤにおいて、さらに、前記ビードコア下方の下方にチェーファを有し、該チェーファは最小のゴム厚Zを有し、このZの値は、1.0mmないし4.1mmの範囲内にある、航空機用空気入りタイヤ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/944819 | 2001-08-31 | ||
US09/944,819 US6648041B2 (en) | 2001-08-31 | 2001-08-31 | Aircraft tire with improved bead structure |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002245085A Division JP2003080908A (ja) | 2001-08-31 | 2002-08-26 | ビード構造が改良された航空機用タイヤ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011016529A true JP2011016529A (ja) | 2011-01-27 |
JP5481336B2 JP5481336B2 (ja) | 2014-04-23 |
Family
ID=25482125
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002245085A Pending JP2003080908A (ja) | 2001-08-31 | 2002-08-26 | ビード構造が改良された航空機用タイヤ |
JP2010213567A Expired - Fee Related JP5481336B2 (ja) | 2001-08-31 | 2010-09-24 | ビード構造が改良された航空機用タイヤ |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002245085A Pending JP2003080908A (ja) | 2001-08-31 | 2002-08-26 | ビード構造が改良された航空機用タイヤ |
Country Status (5)
Country | Link |
---|---|
US (4) | US6648041B2 (ja) |
EP (1) | EP1288024B1 (ja) |
JP (2) | JP2003080908A (ja) |
BR (1) | BR0203369B1 (ja) |
DE (1) | DE60217030T2 (ja) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2821794B1 (fr) * | 2001-03-09 | 2004-02-27 | Michelin Soc Tech | Armature de carcasse pour pneumatique d'avion |
US20050274444A1 (en) * | 2003-02-25 | 2005-12-15 | Kiyoshi Ueyoko | Aircraft tire with improved bead structure |
US7231951B2 (en) * | 2004-12-22 | 2007-06-19 | The Goodyear Tire & Rubber Company | Tire with chafer |
DE102005030819A1 (de) * | 2005-07-01 | 2007-01-11 | Continental Aktiengesellschaft | Fahrzeugluftreifen |
US7484545B2 (en) * | 2005-12-20 | 2009-02-03 | The Goodyear Tire & Rubber Co. | Radial tire for aircraft with specified merged cords |
JP4950552B2 (ja) * | 2006-04-26 | 2012-06-13 | 住友ゴム工業株式会社 | レース用空気入りタイヤ |
US7478658B2 (en) * | 2006-07-31 | 2009-01-20 | Bridgestone Firestone North American Tire, Llc | Tire having a carcass ply turn-up portion with a concave segment |
US7926533B2 (en) | 2007-10-31 | 2011-04-19 | The Goodyear Tire & Rubber Company, Inc. | Pneumatic tire with increased lower sidewall durability |
JP4211893B1 (ja) * | 2008-06-04 | 2009-01-21 | 横浜ゴム株式会社 | 空気入りタイヤ |
US8151849B2 (en) * | 2008-06-12 | 2012-04-10 | The Goodyear Tire & Rubber Company | Radial aircraft tire with flipper reinforcement |
US8376011B2 (en) * | 2008-12-15 | 2013-02-19 | The Goodyear Tire & Rubber Company | Aircraft radial tire |
FR2953763B1 (fr) * | 2009-12-16 | 2015-02-27 | Michelin Soc Tech | Armature de carcasse pour pneumatique d'avion |
US8413700B2 (en) | 2010-02-04 | 2013-04-09 | Bridgestone Americas Tire Operations, Llc | Tire having staggered turn-ups |
US8517072B2 (en) | 2010-02-04 | 2013-08-27 | Bridgestone Americas Tire Operations, Llc | Tire having gum strip and chafer |
US20120097312A1 (en) * | 2010-10-22 | 2012-04-26 | Kiyoshi Ueyoko | Reduced weight aircraft tire |
US20130056126A1 (en) * | 2011-09-06 | 2013-03-07 | Kiyoshi Ueyoko | Aircraft tire |
RU2481963C2 (ru) * | 2011-11-25 | 2013-05-20 | Общество с ограниченной ответственностью "Холдинговая Компания "ЛОйл НЕФТЕХИМ" | Покрышка пневматической шины |
JP6554957B2 (ja) * | 2015-07-14 | 2019-08-07 | 住友ゴム工業株式会社 | 重荷重用空気入りタイヤ |
CN107685602B (zh) * | 2017-09-14 | 2024-02-09 | 中策橡胶集团股份有限公司 | 一种具有高胎圈耐久性能的全钢子午线轮胎 |
JP6853772B2 (ja) * | 2017-12-20 | 2021-03-31 | 株式会社ブリヂストン | 航空機用空気入りラジアルタイヤ |
JP6594504B1 (ja) * | 2018-10-03 | 2019-10-23 | Toyo Tire株式会社 | タイヤ |
JP7365966B2 (ja) * | 2020-05-27 | 2023-10-20 | 株式会社ブリヂストン | 航空機用空気入りラジアルタイヤ |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6349502A (ja) * | 1986-08-18 | 1988-03-02 | Sumitomo Rubber Ind Ltd | 航空機用タイヤ |
JPH02200504A (ja) * | 1989-01-30 | 1990-08-08 | Bridgestone Corp | 航空機用空気入りラジアルタイヤ |
Family Cites Families (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1387333A (fr) * | 1963-12-20 | 1965-01-29 | Pneumatiques, Caoutchouc Manufacture Et Plastiques Kleber Colombes | Pneumatique pour roue de véhicule |
US3245454A (en) | 1964-04-23 | 1966-04-12 | Goodyear Tire & Rubber | Tire |
FR1600345A (ja) | 1968-12-31 | 1970-07-20 | ||
US3722567A (en) | 1970-12-15 | 1973-03-27 | Pneumatiques Caoutchouc Mfg | Radial-ply pneumatic tire |
US4019551A (en) * | 1976-01-23 | 1977-04-26 | The Goodyear Tire & Rubber Company | Chipperless radial ply tire |
JPS5486102A (en) | 1977-12-19 | 1979-07-09 | Toyo Tire & Rubber Co Ltd | Radial tire for heavy loading |
US4871004A (en) * | 1988-02-17 | 1989-10-03 | The Goodyear Tire & Rubber Company | Rubber containing aramid pulp reinforcement |
US5285835A (en) | 1988-09-06 | 1994-02-15 | Sumitomo Rubber Industries, Ltd. | High speed radial tire with durable bead part |
JP2758649B2 (ja) | 1989-06-15 | 1998-05-28 | 株式会社ブリヂストン | 航空機用ラジアルタイヤ |
JP2793672B2 (ja) | 1989-12-28 | 1998-09-03 | 住友ゴム工業株式会社 | 高速重荷重用タイヤ |
US5253690A (en) * | 1989-12-28 | 1993-10-19 | Sumitomo Rubber Industries, Ltd. | High speed heavy duty tire including bead part with side packing rubber |
JPH0481301A (ja) * | 1990-03-16 | 1992-03-16 | Sumitomo Rubber Ind Ltd | 高速重荷重用タイヤ |
US5522443A (en) | 1990-03-16 | 1996-06-04 | Sumitomo Rubber Industries, Ltd. | High speed heavy duty tire and rim assembly whose tire includes a buffer layer in each bead portion |
US5080942A (en) * | 1990-05-23 | 1992-01-14 | Minnesota Mining And Manufacturing Company | High stretch elastomeric pre-stretched tubes |
JPH0592709A (ja) * | 1990-12-10 | 1993-04-16 | Sumitomo Rubber Ind Ltd | 高速重荷重用タイヤ |
FR2671517A1 (fr) | 1991-01-14 | 1992-07-17 | Michelin & Cie | Pneumatique pour lourdes charges et gonfle a pression elevee. |
US5215445A (en) | 1992-10-28 | 1993-06-01 | Chen Chia Sing | Handy vacuum pump and heat sealer combination device |
CA2109264A1 (en) | 1992-10-30 | 1994-05-01 | Akiyoshi Tamano | Pneumatic tire |
JP3081732B2 (ja) | 1993-07-02 | 2000-08-28 | 住友ゴム工業株式会社 | 高速重荷重用ラジアルタイヤ |
CA2108763A1 (en) * | 1993-09-07 | 1995-03-08 | David John Zanzig | Tire with silica reinforced tread |
JP2899198B2 (ja) * | 1993-11-19 | 1999-06-02 | 住友ゴム工業株式会社 | 高速重荷重用タイヤ |
JP2786805B2 (ja) * | 1993-12-10 | 1998-08-13 | 住友ゴム工業株式会社 | 高速重荷重用タイヤ |
JP3437235B2 (ja) * | 1993-12-21 | 2003-08-18 | 株式会社ブリヂストン | 航空機用ラジアルタイヤ |
JPH0858320A (ja) * | 1994-08-17 | 1996-03-05 | Bridgestone Corp | 航空機用空気入りラジアル・タイヤ |
JP2989750B2 (ja) * | 1994-11-30 | 1999-12-13 | 住友ゴム工業株式会社 | 高速重荷重用ラジアルタイヤ |
FR2737442A1 (fr) * | 1995-07-31 | 1997-02-07 | Michelin & Cie | Pneumatique avec des bourrelets renforces |
US6138733A (en) * | 1997-03-25 | 2000-10-31 | Bridgestone Corporation | Pneumatic radial tire with a two part chafer |
JP4034933B2 (ja) * | 1997-07-25 | 2008-01-16 | ザ・グッドイヤー・タイヤ・アンド・ラバー・カンパニー | 航空機用タイヤ |
US6478064B1 (en) * | 1998-05-15 | 2002-11-12 | Sumitomo Rubber Industries, Ltd. | Heavy duty radial tire with chafer height greater than bead apex height |
AU1706899A (en) * | 1998-12-01 | 2000-06-19 | Goodyear Tire And Rubber Company, The | Bead reinforcing structure for radial truck tires |
US6525133B1 (en) * | 2000-03-29 | 2003-02-25 | The Goodyear Tire & Rubber Company | Tire with tread which utilizes an alpha-methyl styrene oligomer |
-
2001
- 2001-08-31 US US09/944,819 patent/US6648041B2/en not_active Expired - Lifetime
-
2002
- 2002-08-22 DE DE60217030T patent/DE60217030T2/de not_active Expired - Lifetime
- 2002-08-22 EP EP02102205A patent/EP1288024B1/en not_active Expired - Lifetime
- 2002-08-23 BR BRPI0203369-0A patent/BR0203369B1/pt not_active IP Right Cessation
- 2002-08-26 JP JP2002245085A patent/JP2003080908A/ja active Pending
-
2003
- 2003-08-08 US US10/637,476 patent/US7096909B1/en not_active Expired - Lifetime
- 2003-08-08 US US10/637,477 patent/US7100655B2/en not_active Expired - Lifetime
- 2003-08-08 US US10/637,441 patent/US7093635B2/en not_active Expired - Lifetime
-
2010
- 2010-09-24 JP JP2010213567A patent/JP5481336B2/ja not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6349502A (ja) * | 1986-08-18 | 1988-03-02 | Sumitomo Rubber Ind Ltd | 航空機用タイヤ |
JPH02200504A (ja) * | 1989-01-30 | 1990-08-08 | Bridgestone Corp | 航空機用空気入りラジアルタイヤ |
Also Published As
Publication number | Publication date |
---|---|
JP2003080908A (ja) | 2003-03-19 |
US20040045653A1 (en) | 2004-03-11 |
EP1288024A3 (en) | 2004-05-06 |
EP1288024B1 (en) | 2006-12-27 |
EP1288024A2 (en) | 2003-03-05 |
BR0203369B1 (pt) | 2010-09-21 |
US20040025999A1 (en) | 2004-02-12 |
US7093635B2 (en) | 2006-08-22 |
US6648041B2 (en) | 2003-11-18 |
BR0203369A (pt) | 2003-05-27 |
JP5481336B2 (ja) | 2014-04-23 |
US7096909B1 (en) | 2006-08-29 |
US20030041943A1 (en) | 2003-03-06 |
US7100655B2 (en) | 2006-09-05 |
DE60217030D1 (de) | 2007-02-08 |
DE60217030T2 (de) | 2007-07-12 |
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