JP6138662B2 - 空気入りタイヤ - Google Patents
空気入りタイヤ Download PDFInfo
- Publication number
- JP6138662B2 JP6138662B2 JP2013222568A JP2013222568A JP6138662B2 JP 6138662 B2 JP6138662 B2 JP 6138662B2 JP 2013222568 A JP2013222568 A JP 2013222568A JP 2013222568 A JP2013222568 A JP 2013222568A JP 6138662 B2 JP6138662 B2 JP 6138662B2
- Authority
- JP
- Japan
- Prior art keywords
- carcass ply
- tire
- bead
- width direction
- pneumatic tire
- 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
Links
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
- B60C15/06—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead
- B60C15/0628—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead comprising a bead reinforcing layer
-
- 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
- B60C15/0009—Tyre beads, e.g. ply turn-up or overlap features of the carcass terminal portion
-
- 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
- B60C15/0603—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead characterised by features of the bead filler or apex
-
- 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
- B60C15/0603—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead characterised by features of the bead filler or apex
- B60C15/0607—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead characterised by features of the bead filler or apex comprising several parts, e.g. made of different rubbers
-
- 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
- B60C2015/0617—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead comprising a cushion rubber other than the chafer or clinch rubber
- B60C2015/0621—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead comprising a cushion rubber other than the chafer or clinch rubber adjacent to the carcass turnup portion
-
- 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
- B60C2015/0617—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead comprising a cushion rubber other than the chafer or clinch rubber
- B60C2015/0625—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead comprising a cushion rubber other than the chafer or clinch rubber provided at the terminal edge portion of a carcass or reinforcing layer
-
- 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
- B60C15/0628—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead comprising a bead reinforcing layer
- B60C2015/0642—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead comprising a bead reinforcing layer between carcass turn-up and bead filler not wrapped around the bead core
-
- 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
- B60C15/0628—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead comprising a bead reinforcing layer
- B60C2015/0646—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead comprising a bead reinforcing layer at the axially inner side of the carcass main portion not wrapped around the bead core
-
- 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
- Y10T152/10855—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
次に本発明に係る空気入りタイヤについて、以下の条件の下に、上記の実施例1、2及び下記の比較例1、2について比較試験を行った。その結果を下記表1に示す。
テスト項目
耐久性を評価するために、FMVSS139に準拠した試験方法により、タイヤが故障するまでの走行距離を測定した。比較例1の結果を100として指数で評価し、当該指数が大きいほど耐久性に優れていることを示す。
比較例1の空気入りタイヤの概要は、実施例1における歪み抑制層7を設けない構成であり、それ以外の構成は実施例1と同様である。
比較例2の空気入りタイヤの概要は、実施例1における歪み抑制層7がカーカスプライ5の巻き上げ端部5aと重ならない構成である。すなわち、図2において歪み抑制層7のタイヤ径方向内方の下端が、カーカスプライ5の巻き上げ端部5aよりタイヤ径方向外方に位置する構成である。それ以外の構成は実施例1と同様である。
比較例1の歪み抑制層を設けない空気入りタイヤに対して、歪み抑制層を設けてもカーカスプライの巻き上げ端部と重ならない構造とした比較例2の方が、耐久性が低下した。
1………タイヤトレッド
1a……ベルト及びベルト補強
1b……トレッドゴム
2………サイドウォール
3………ビード
3a……ビードコア
3b……ビードフィラー
4………インナーライナー
4a……インナーライナー巻き上げ端部
5………カーカスプライ
5a……カーカスプライ巻き上げ端部
6………ラバーチェーハー
7………歪み抑制層
Claims (2)
- ビードコア及びビードフィラーを含む左右一対のビードと、前記ビードコアに架け渡されたカーカスプライと、前記カーカスプライの内周側に配置されるインナーライナーとを有する空気入りタイヤにおいて、
前記カーカスプライがビードコアの周りをタイヤ幅方向外側からタイヤ幅方向内側へ巻き上げられてなり、
前記ビードフィラーとカーカスプライとの間に、カーカスプライの巻き上げ端部に重なるように、カーカスプライの巻き上げ端部の歪みを抑制する歪み抑制層を設けてなり、
前記インナーライナーがビードコアの周りにタイヤ幅方向内側からタイヤ幅方向外側へ巻き上げられてなり、
前記インナーライナーの両端部が、前記ビードコア及び前記カーカスプライの間に延在してなる
ことを特徴とする空気入りタイヤ。 - 前記歪み抑制層は、前記ビードフィラーと前記インナーライナーとの間に設けてなる
ことを特徴とする請求項1に記載の空気入りタイヤ。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013222568A JP6138662B2 (ja) | 2013-10-25 | 2013-10-25 | 空気入りタイヤ |
US14/492,456 US9676236B2 (en) | 2013-10-25 | 2014-09-22 | Pneumatic tire |
DE201410219299 DE102014219299A1 (de) | 2013-10-25 | 2014-09-24 | Pneumatischer Reifen |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013222568A JP6138662B2 (ja) | 2013-10-25 | 2013-10-25 | 空気入りタイヤ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015083439A JP2015083439A (ja) | 2015-04-30 |
JP6138662B2 true JP6138662B2 (ja) | 2017-05-31 |
Family
ID=52811977
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013222568A Expired - Fee Related JP6138662B2 (ja) | 2013-10-25 | 2013-10-25 | 空気入りタイヤ |
Country Status (3)
Country | Link |
---|---|
US (1) | US9676236B2 (ja) |
JP (1) | JP6138662B2 (ja) |
DE (1) | DE102014219299A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102092174B1 (ko) * | 2018-11-26 | 2020-04-20 | 넥센타이어 주식회사 | 저소음 공기입 타이어 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0635241B2 (ja) * | 1983-05-26 | 1994-05-11 | 株式会社ブリヂストン | 空気入りタイヤ |
JPH07315013A (ja) * | 1994-05-25 | 1995-12-05 | Toyo Tire & Rubber Co Ltd | 空気入りラジアルタイヤ |
JPH09300922A (ja) | 1996-05-13 | 1997-11-25 | Yokohama Rubber Co Ltd:The | 空気入りタイヤ |
JP3206883B2 (ja) * | 1996-07-10 | 2001-09-10 | 住友ゴム工業株式会社 | 空気入りラジアルタイヤ |
WO1998052777A1 (en) | 1997-05-20 | 1998-11-26 | The Goodyear Tire & Rubber Company | Tire with reversed carcass ply turnup configuration |
JP4816014B2 (ja) * | 2005-11-10 | 2011-11-16 | 横浜ゴム株式会社 | 空気入りタイヤ |
CN101522779B (zh) * | 2006-10-05 | 2012-05-09 | 住友橡胶工业株式会社 | 子口增强胶条用橡胶组合物及具有使用该组合物的子口增强胶条的充气轮胎 |
JP5841383B2 (ja) * | 2011-09-20 | 2016-01-13 | 住友ゴム工業株式会社 | 空気入りタイヤ |
-
2013
- 2013-10-25 JP JP2013222568A patent/JP6138662B2/ja not_active Expired - Fee Related
-
2014
- 2014-09-22 US US14/492,456 patent/US9676236B2/en active Active
- 2014-09-24 DE DE201410219299 patent/DE102014219299A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
JP2015083439A (ja) | 2015-04-30 |
US20150114540A1 (en) | 2015-04-30 |
US9676236B2 (en) | 2017-06-13 |
DE102014219299A1 (de) | 2015-04-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6249518B2 (ja) | 空気入りタイヤ | |
JP5393740B2 (ja) | 空気入りラジアルタイヤ | |
JP5394415B2 (ja) | 空気入りラジアルタイヤ | |
JP6553354B2 (ja) | 空気入りラジアルタイヤ | |
JPWO2014084370A1 (ja) | 空気入りタイヤ | |
JP2014118069A (ja) | 重荷重用空気入りタイヤ | |
JP6450112B2 (ja) | 空気入りタイヤ | |
JP2018086889A (ja) | 空気入りタイヤ | |
JP2013039851A (ja) | 空気入りタイヤ | |
JP5809909B2 (ja) | 空気入りタイヤ | |
JP6407707B2 (ja) | 空気入りタイヤ | |
JP6138662B2 (ja) | 空気入りタイヤ | |
JP5325656B2 (ja) | ランフラットタイヤ | |
JP5964225B2 (ja) | 空気入りタイヤ | |
JP2013147068A (ja) | 空気入りタイヤ | |
JP2017065317A (ja) | 空気入りタイヤ | |
JP6324877B2 (ja) | 空気入りタイヤ | |
JP6113629B2 (ja) | 空気入りタイヤ | |
JP6153852B2 (ja) | 空気入りタイヤ | |
JP6047383B2 (ja) | 空気入りタイヤ | |
JP6125399B2 (ja) | 空気入りタイヤ | |
JP6329450B2 (ja) | 空気入りタイヤ | |
JP6144933B2 (ja) | タイヤ | |
JP6286147B2 (ja) | 空気入りタイヤ | |
JP6773551B2 (ja) | 空気入りタイヤ |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20160616 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20170314 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20170315 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20170405 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20170418 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20170426 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6138662 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
S531 | Written request for registration of change of domicile |
Free format text: JAPANESE INTERMEDIATE CODE: R313531 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R313533 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
LAPS | Cancellation because of no payment of annual fees |