JP5736395B2 - タイヤ - Google Patents
タイヤ Download PDFInfo
- Publication number
- JP5736395B2 JP5736395B2 JP2012557940A JP2012557940A JP5736395B2 JP 5736395 B2 JP5736395 B2 JP 5736395B2 JP 2012557940 A JP2012557940 A JP 2012557940A JP 2012557940 A JP2012557940 A JP 2012557940A JP 5736395 B2 JP5736395 B2 JP 5736395B2
- Authority
- JP
- Japan
- Prior art keywords
- groove
- tire
- region
- block
- circumferential
- 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
- 238000005192 partition Methods 0.000 claims description 5
- 238000011156 evaluation Methods 0.000 description 10
- 230000002093 peripheral effect Effects 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- 238000010835 comparative analysis Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000004904 shortening Methods 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
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/03—Tread patterns
- B60C11/0304—Asymmetric patterns
-
- 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
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/03—Tread patterns
- B60C11/0306—Patterns comprising block rows or discontinuous ribs
- B60C11/0309—Patterns comprising block rows or discontinuous ribs further characterised by the groove cross-section
-
- 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
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/03—Tread patterns
- B60C11/0306—Patterns comprising block rows or discontinuous ribs
-
- 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
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/03—Tread patterns
- B60C11/04—Tread patterns in which the raised area of the pattern consists only of continuous circumferential ribs, e.g. zig-zag
- B60C11/042—Tread patterns in which the raised area of the pattern consists only of continuous circumferential ribs, e.g. zig-zag further characterised by the groove cross-section
- B60C11/047—Tread patterns in which the raised area of the pattern consists only of continuous circumferential ribs, e.g. zig-zag further characterised by the groove cross-section the groove bottom comprising stone trapping protection elements, e.g. ribs
-
- 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
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/03—Tread patterns
- B60C11/13—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping
- B60C11/1307—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping with special features of the groove walls
- B60C11/1323—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping with special features of the groove walls asymmetric
-
- 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
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/03—Tread patterns
- B60C11/13—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping
- B60C11/1353—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping with special features of the groove bottom
-
- 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
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/03—Tread patterns
- B60C11/13—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping
- B60C11/1369—Tie bars for linking block elements and bridging the groove
-
- 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
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/03—Tread patterns
- B60C2011/0337—Tread patterns characterised by particular design features of the pattern
- B60C2011/0339—Grooves
- B60C2011/0341—Circumferential grooves
-
- 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
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/03—Tread patterns
- B60C2011/0337—Tread patterns characterised by particular design features of the pattern
- B60C2011/0339—Grooves
- B60C2011/0341—Circumferential grooves
- B60C2011/0346—Circumferential grooves with zigzag shape
-
- 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
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/03—Tread patterns
- B60C2011/0337—Tread patterns characterised by particular design features of the pattern
- B60C2011/0339—Grooves
- B60C2011/0341—Circumferential grooves
- B60C2011/0353—Circumferential grooves characterised by width
-
- 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
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/03—Tread patterns
- B60C2011/0337—Tread patterns characterised by particular design features of the pattern
- B60C2011/0339—Grooves
- B60C2011/0341—Circumferential grooves
- B60C2011/0355—Circumferential grooves characterised by depth
-
- 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
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/03—Tread patterns
- B60C2011/0337—Tread patterns characterised by particular design features of the pattern
- B60C2011/0339—Grooves
- B60C2011/0358—Lateral grooves, i.e. having an angle of 45 to 90 degees to the equatorial plane
-
- 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
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/03—Tread patterns
- B60C2011/0337—Tread patterns characterised by particular design features of the pattern
- B60C2011/0339—Grooves
- B60C2011/0374—Slant grooves, i.e. having an angle of about 5 to 35 degrees to the equatorial plane
-
- 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
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/03—Tread patterns
- B60C2011/0337—Tread patterns characterised by particular design features of the pattern
- B60C2011/0339—Grooves
- B60C2011/0381—Blind or isolated grooves
-
- 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
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/03—Tread patterns
- B60C11/13—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping
- B60C11/1307—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping with special features of the groove walls
- B60C2011/1338—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping with special features of the groove walls comprising protrusions
-
- 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
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/03—Tread patterns
- B60C11/13—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping
- B60C11/1353—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping with special features of the groove bottom
- B60C2011/1361—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping with special features of the groove bottom with protrusions extending from the groove bottom
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
Description
比較例及び実施例に係るタイヤを用いて、乾燥路面における操縦安定性能評価を行った。比較評価に用いたタイヤに関するデータを以下に示す。
・ リムサイズ :7.5J×17
・ 内圧条件 :車両指定圧
・ 荷重条件 :2名相当
実施例に係るタイヤは、第2ブロック部に隣接する外側周溝に隆起部が形成されており、比較例に係るタイヤは、外側周溝の全域に亘って同じ溝深さとなるように構成されており、隆起部が形成されていない。実施例に係るタイヤと比較例に係るタイヤは、外側周溝の構成のみ異なり、その他の構成は同様である。
各タイヤを装着した車両を用いて走行し、操縦安定性をフィーリング評価した。操縦安定性能の評価結果を、比較例に係るタイヤの評価結果を基準したときの対比評価で示す。
Claims (3)
- 路面に接地する接地面を有し、タイヤ赤道線を中心として非対称のパターンを有するトレッド部と、
該トレッド部に形成され、タイヤ周方向に延びる周溝と、
該周溝によって分割され、前記タイヤ周方向に延びる陸部と、
前記陸部に形成され、前記周溝と連通し、かつトレッド幅方向に延びる複数本の横溝と、を備えるタイヤであって、
前記周溝は、前記タイヤを車両へ装着した状態において前記タイヤ赤道線よりも外側の領域である外側領域に位置しており、
前記横溝は、前記陸部を複数のブロックに区画する第1横溝と、該第1横溝によって区画されたブロックを第1ブロック部と第2ブロック部とに区画する第2横溝と、を備えており、
前記第1ブロック部の接地面の面積は、前記第2ブロック部の接地面の面積より大きく構成されており、
前記周溝は、前記第1ブロック部に接する第1領域と、前記第2ブロックに接する第2領域と、を備えており、
前記周溝のタイヤ周方向における長さは、前記第1領域の長さよりも前記第2領域の長さの方が長く構成されており、
前記周溝の接地面から溝底面までの溝深さは、タイヤ周方向に沿って変化しており、
前記周溝の溝深さは、前記第2領域の全域において前記第1領域の溝深さの60〜90%であるタイヤ。 - 路面に接地する接地面を有し、タイヤ赤道線を中心として非対称のパターンを有するトレッド部と、
該トレッド部に形成され、タイヤ周方向に延びる周溝と、
該周溝によって分割され、前記タイヤ周方向に延びる陸部と、
前記陸部に形成され、前記周溝と連通し、かつトレッド幅方向に延びる複数本の横溝と、を備えるタイヤであって、
前記周溝は、前記タイヤを車両へ装着した状態において前記タイヤ赤道線よりも外側の領域である外側領域に位置しており、
前記横溝は、前記陸部を複数のブロックに区画する第1横溝と、該第1横溝によって区画されたブロックを第1ブロック部と第2ブロック部とに区画する第2横溝と、を備えており、
前記第1ブロック部の接地面の面積は、前記第2ブロック部の接地面の面積より大きく構成されており、
前記周溝は、前記第1ブロック部に接する第1領域と、前記第2ブロックに接する第2領域と、を備えており、
前記周溝のタイヤ周方向における長さは、前記第1領域の長さよりも前記第2領域の長さの方が長く構成されており、
前記周溝の接地面から溝底面までの溝深さは、タイヤ周方向に沿って変化しており、
前記第2領域の少なくとも一部の領域における溝深さは、前記第1領域の前記溝深さよりも浅く、
前記トレッド幅方向において、前記周溝の外側には、ショルダー部を構成するショルダー陸部が設けられており、
前記ショルダー陸部には、前記トレッド幅方向に延びるショルダー横溝が形成されており、
前記接地面において、前記第1横溝と前記ショルダー横溝とは、前記周溝を間に挟んで連続しているタイヤ。 - トレッド幅方向における前記ショルダー横溝の内側の端部は、前記周溝に開口し、
トレッド幅方向における前記ショルダー横溝の外側の端部は、トレッド幅方向におけるトレッド部の外側に開口する請求項2に記載のタイヤ。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012557940A JP5736395B2 (ja) | 2011-02-17 | 2012-02-13 | タイヤ |
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011031664 | 2011-02-17 | ||
| JP2011031664 | 2011-02-17 | ||
| JP2011128279 | 2011-06-08 | ||
| JP2011128279 | 2011-06-08 | ||
| PCT/JP2012/053225 WO2012111589A1 (ja) | 2011-02-17 | 2012-02-13 | タイヤ |
| JP2012557940A JP5736395B2 (ja) | 2011-02-17 | 2012-02-13 | タイヤ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2012111589A1 JPWO2012111589A1 (ja) | 2014-07-07 |
| JP5736395B2 true JP5736395B2 (ja) | 2015-06-17 |
Family
ID=46672508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012557940A Expired - Fee Related JP5736395B2 (ja) | 2011-02-17 | 2012-02-13 | タイヤ |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US9676235B2 (ja) |
| EP (1) | EP2676814B1 (ja) |
| JP (1) | JP5736395B2 (ja) |
| CN (1) | CN103402791B (ja) |
| RU (1) | RU2531534C1 (ja) |
| TW (1) | TWI466786B (ja) |
| WO (1) | WO2012111589A1 (ja) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6594695B2 (ja) * | 2015-07-29 | 2019-10-23 | 株式会社ブリヂストン | 空気入りタイヤ |
| DE102016117816B4 (de) | 2015-10-06 | 2025-01-02 | Toyo Tire & Rubber Co., Ltd. | Luftreifen |
| JP6891515B2 (ja) * | 2017-01-31 | 2021-06-18 | 住友ゴム工業株式会社 | タイヤ |
| CN111465511B (zh) * | 2017-12-19 | 2022-04-12 | 米其林集团总公司 | 含有起伏的沟槽的轮胎胎面 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005088670A (ja) * | 2003-09-16 | 2005-04-07 | Bridgestone Corp | 空気入りタイヤ |
| WO2006033383A1 (ja) * | 2004-09-24 | 2006-03-30 | Bridgestone Corporation | 空気入りタイヤ |
| JP2008149995A (ja) * | 2006-12-20 | 2008-07-03 | Bridgestone Corp | 空気入りタイヤ |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6150804A (ja) * | 1984-08-17 | 1986-03-13 | Sumitomo Rubber Ind Ltd | 低騒音タイヤ |
| JP3110852B2 (ja) * | 1992-04-08 | 2000-11-20 | 株式会社ブリヂストン | 空気入りタイヤ |
| JPH06227213A (ja) * | 1993-02-08 | 1994-08-16 | Bridgestone Corp | 空気入りラジアルタイヤ |
| IT1276118B1 (it) * | 1995-11-13 | 1997-10-24 | Pirelli | Pneumatico per autoveicoli con disegno battistrada particolarmente adatto per la marcia su fondi innevati |
| US6213180B1 (en) * | 1997-03-26 | 2001-04-10 | Bridgestone Corporation | Pneumatic radial tire including beveled acute angle corner portions |
| JP3493177B2 (ja) * | 2000-12-19 | 2004-02-03 | 住友ゴム工業株式会社 | 空気入りタイヤ |
| BR0208417B1 (pt) * | 2001-03-30 | 2012-06-26 | pneu para um automóvel. | |
| US7484543B2 (en) * | 2001-03-30 | 2009-02-03 | Pirelli Pneumatici S.P.A. | Tire with tread having continuous rib |
| JP4764085B2 (ja) * | 2005-07-22 | 2011-08-31 | 株式会社ブリヂストン | 空気入りタイヤ |
| JP4217267B1 (ja) * | 2007-09-13 | 2009-01-28 | 住友ゴム工業株式会社 | 空気入りタイヤ |
| JP5366852B2 (ja) * | 2010-02-09 | 2013-12-11 | 株式会社ブリヂストン | タイヤ |
| USD630574S1 (en) * | 2010-05-24 | 2011-01-11 | Bridgestone Corporation | Tread portion of an automobile tire |
-
2012
- 2012-02-13 WO PCT/JP2012/053225 patent/WO2012111589A1/ja not_active Ceased
- 2012-02-13 EP EP12747477.3A patent/EP2676814B1/en not_active Not-in-force
- 2012-02-13 JP JP2012557940A patent/JP5736395B2/ja not_active Expired - Fee Related
- 2012-02-13 CN CN201280009053.9A patent/CN103402791B/zh not_active Expired - Fee Related
- 2012-02-13 US US13/985,512 patent/US9676235B2/en not_active Expired - Fee Related
- 2012-02-13 RU RU2013142286/11A patent/RU2531534C1/ru not_active IP Right Cessation
- 2012-02-16 TW TW101105002A patent/TWI466786B/zh not_active IP Right Cessation
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005088670A (ja) * | 2003-09-16 | 2005-04-07 | Bridgestone Corp | 空気入りタイヤ |
| WO2006033383A1 (ja) * | 2004-09-24 | 2006-03-30 | Bridgestone Corporation | 空気入りタイヤ |
| JP2008149995A (ja) * | 2006-12-20 | 2008-07-03 | Bridgestone Corp | 空気入りタイヤ |
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2012111589A1 (ja) | 2014-07-07 |
| EP2676814A4 (en) | 2014-10-29 |
| US20130312888A1 (en) | 2013-11-28 |
| US9676235B2 (en) | 2017-06-13 |
| TWI466786B (zh) | 2015-01-01 |
| EP2676814B1 (en) | 2017-03-29 |
| RU2531534C1 (ru) | 2014-10-20 |
| CN103402791A (zh) | 2013-11-20 |
| WO2012111589A1 (ja) | 2012-08-23 |
| CN103402791B (zh) | 2015-11-25 |
| EP2676814A1 (en) | 2013-12-25 |
| TW201302505A (zh) | 2013-01-16 |
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