JP6828495B2 - 空気入りタイヤ - Google Patents
空気入りタイヤ Download PDFInfo
- Publication number
- JP6828495B2 JP6828495B2 JP2017027543A JP2017027543A JP6828495B2 JP 6828495 B2 JP6828495 B2 JP 6828495B2 JP 2017027543 A JP2017027543 A JP 2017027543A JP 2017027543 A JP2017027543 A JP 2017027543A JP 6828495 B2 JP6828495 B2 JP 6828495B2
- Authority
- JP
- Japan
- Prior art keywords
- sipe
- chamfered
- chamfered portion
- road surface
- region
- 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.)
- Active
Links
- 230000000694 effects Effects 0.000 description 10
- 238000012986 modification Methods 0.000 description 8
- 230000004048 modification Effects 0.000 description 8
- 239000011324 bead Substances 0.000 description 7
- 230000003014 reinforcing effect Effects 0.000 description 7
- 230000001154 acute effect Effects 0.000 description 5
- 238000011156 evaluation Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000001953 sensory effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 235000002597 Solanum melongena Nutrition 0.000 description 1
- 244000061458 Solanum melongena Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000004760 aramid Substances 0.000 description 1
- 229920003235 aromatic polyamide Polymers 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000010959 steel Substances 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
- B60C11/12—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes
- B60C11/1259—Depth of the sipe
- B60C11/1263—Depth of the sipe different within the same sipe
-
- 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
- B60C11/12—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes
- B60C11/1204—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes with special shape of the sipe
-
- 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
- B60C11/12—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes
- B60C11/1236—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes with special arrangements in the tread pattern
-
- 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
- B60C11/12—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes
- B60C11/1259—Depth of the sipe
-
- 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
- B60C11/12—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes
- B60C11/1272—Width of the sipe
- B60C11/1281—Width of the sipe different within the same sipe, i.e. enlarged width portion at sipe bottom or along its length
-
- 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
- B60C11/1376—Three dimensional block surfaces departing from the enveloping tread contour
- B60C11/1392—Three dimensional block surfaces departing from the enveloping tread contour with chamfered block 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
- 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
- B60C11/12—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes
- B60C11/1204—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes with special shape of the sipe
- B60C2011/1209—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes with special shape of the sipe straight at the tread surface
-
- 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
- B60C11/12—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes
- B60C11/1204—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes with special shape of the sipe
- B60C2011/1213—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes with special shape of the sipe sinusoidal or zigzag at the tread surface
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
Description
x×0.1≦y≦x×0.3+1.0 (1)
10%≦(ASH−ACE)/ACE×100%≦100% (2)
1%≦(SCE−SSH)/SCE×100%≦10% (3)
x×0.1≦y≦x×0.3+1.0 (1)
10%≦(ASH−ACE)/ACE×100%≦100% (2)
1%≦(SCE−SSH)/SCE×100%≦10% (3)
2 サイドウォール部
3 ビード部
9 主溝
10 リブ
11 サイプ
11A 踏み込み側のエッジ
11B 蹴り出し側のエッジ
12 面取り部
12A 踏み込み側の面取り部
12B 蹴り出し側の面取り部
13 非面取り領域
13A 踏み込み側の非面取り領域
13B 蹴り出し側の非面取り領域
CE センター領域
SH ショルダー領域
E 接地端
TW 接地幅
Claims (7)
- トレッド部にタイヤ周方向に延びる複数本の主溝を有し、該主溝により区画されるリブにタイヤ幅方向に延びるサイプを備える空気入りタイヤにおいて、
前記サイプは踏み込み側のエッジと蹴り出し側のエッジを有し、これら踏み込み側のエッジと蹴り出し側のエッジのそれぞれに前記サイプのサイプ長さよりも短い面取り部が形成されており、前記サイプにおける各面取り部に対向する部位には他の面取り部が存在しない非面取り領域があり、前記主溝以外の溝に形成された面取り部であって少なくとも前記サイプの面取り部を含む全ての面取り部において、接地幅をタイヤ幅方向に3等分したときに前記トレッド部のタイヤ幅方向中央側に位置するセンター領域に含まれる面取り部の総投影面積ACEと、該センター領域の両側に位置するショルダー領域に含まれる面取り部の各総投影面積ASHとがACE<ASHの関係を満たすことを特徴とする空気入りタイヤ。 - 前記サイプの最大深さx(mm)と前記面取り部の最大深さy(mm)が下記式(1)の関係を満たし、前記面取り部のタイヤ径方向内側に位置する端部から前記サイプの溝底までの範囲において前記サイプのサイプ幅が一定であることを特徴とする請求項1に記載の空気入りタイヤ。
x×0.1≦y≦x×0.3+1.0 (1) - 前記全ての面取り部において前記センター領域に含まれる面取り部の総投影面積ACEと前記ショルダー領域に含まれる面取り部の各総投影面積ASHが下記式(2)を満たすことを特徴とする請求項1又は2に記載の空気入りタイヤ。
10%≦(ASH−ACE)/ACE×100%≦100% (2) - 前記主溝により区画される複数列のリブのうち2列以上のリブに前記サイプが配置されていることを特徴とする請求項1〜3のいずれかに記載の空気入りタイヤ。
- 前記全ての面取り部が前記サイプの面取り部から構成されていることを特徴とする請求項4に記載の空気入りタイヤ。
- 前記全ての面取り部において前記センター領域に含まれる面取り部の総体積SCEと前記ショルダー領域に含まれる面取り部の各総体積SSHとがSCE≧SSHの関係を満たすことを特徴とする請求項1〜5のいずれかに記載の空気入りタイヤ。
- 前記全ての面取り部において前記センター領域に含まれる面取り部の総投影面積SCEと前記ショルダー領域に含まれる面取り部の各総投影面積SSHが下記式(3)を満たすことを特徴とする請求項6に記載の空気入りタイヤ。
1%≦(SCE−SSH)/SCE×100%≦10% (3)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017027543A JP6828495B2 (ja) | 2017-02-17 | 2017-02-17 | 空気入りタイヤ |
CN201780086690.9A CN110300668B (zh) | 2017-02-17 | 2017-12-26 | 充气轮胎 |
US16/486,798 US11701926B2 (en) | 2017-02-17 | 2017-12-26 | Pneumatic tire |
DE112017007086.4T DE112017007086B4 (de) | 2017-02-17 | 2017-12-26 | Luftreifen |
PCT/JP2017/046760 WO2018150742A1 (ja) | 2017-02-17 | 2017-12-26 | 空気入りタイヤ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017027543A JP6828495B2 (ja) | 2017-02-17 | 2017-02-17 | 空気入りタイヤ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018131125A JP2018131125A (ja) | 2018-08-23 |
JP6828495B2 true JP6828495B2 (ja) | 2021-02-10 |
Family
ID=63169452
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017027543A Active JP6828495B2 (ja) | 2017-02-17 | 2017-02-17 | 空気入りタイヤ |
Country Status (5)
Country | Link |
---|---|
US (1) | US11701926B2 (ja) |
JP (1) | JP6828495B2 (ja) |
CN (1) | CN110300668B (ja) |
DE (1) | DE112017007086B4 (ja) |
WO (1) | WO2018150742A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6772689B2 (ja) * | 2016-09-08 | 2020-10-21 | 横浜ゴム株式会社 | 空気入りタイヤ |
JP7428904B2 (ja) * | 2018-11-21 | 2024-02-07 | 横浜ゴム株式会社 | 空気入りタイヤ |
JP2021079938A (ja) * | 2019-11-18 | 2021-05-27 | 住友ゴム工業株式会社 | タイヤ |
CN112810387B (zh) * | 2019-11-18 | 2023-10-17 | 住友橡胶工业株式会社 | 轮胎 |
Family Cites Families (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3531047A1 (de) * | 1985-08-30 | 1987-03-05 | Uniroyal Englebert Gmbh | Fahrzeugluftreifen |
JPH0253611A (ja) * | 1988-08-19 | 1990-02-22 | Yokohama Rubber Co Ltd:The | 重荷重用空気入りラジアルタイヤ |
US5833780A (en) * | 1995-06-21 | 1998-11-10 | The Yokohama Rubber Co., Ltd. | Pneumatic radial tire for heavy loads |
JP4275257B2 (ja) * | 1999-07-13 | 2009-06-10 | 株式会社ブリヂストン | 空気入りタイヤ |
JP2001322406A (ja) * | 2000-05-15 | 2001-11-20 | Bridgestone Corp | 空気入りタイヤ |
JP2003154527A (ja) * | 2001-11-19 | 2003-05-27 | Bridgestone Corp | タイヤ加硫金型及びそれを用いて製造したタイヤ |
US7347238B2 (en) * | 2002-11-06 | 2008-03-25 | Bridgestone Corporation | Pneumatic tire with tread including chamfer portions |
JP4291053B2 (ja) * | 2003-06-23 | 2009-07-08 | 東洋ゴム工業株式会社 | 空気入りタイヤ |
FR2871735B1 (fr) * | 2004-06-16 | 2006-08-04 | Michelin Soc Tech | Bande de roulement ayant des incisions zigzag et lames pour le moulage de telles incisions |
FR2926037B1 (fr) * | 2008-01-09 | 2009-12-18 | Michelin Soc Tech | Dispositif pour bande de roulement. |
JP5099914B2 (ja) * | 2008-10-03 | 2012-12-19 | 東洋ゴム工業株式会社 | 空気入りタイヤ |
FR2939360B1 (fr) * | 2008-12-05 | 2011-03-04 | Michelin Soc Tech | Bande de roulement pourvue d'incisions |
JP5449200B2 (ja) * | 2009-01-26 | 2014-03-19 | 株式会社ブリヂストン | タイヤ |
FR2964600B1 (fr) | 2010-09-09 | 2014-08-22 | Michelin Soc Tech | Bande de roulement pour pneumatique |
WO2012098895A1 (ja) | 2011-01-19 | 2012-07-26 | 株式会社ブリヂストン | 空気入りタイヤ |
JP5829859B2 (ja) * | 2011-08-04 | 2015-12-09 | 株式会社ブリヂストン | タイヤ |
FR2989031B1 (fr) * | 2012-04-05 | 2014-05-02 | Michelin & Cie | Bande de roulement de pneu pour essieu moteur de poids lourd |
JP6148942B2 (ja) * | 2013-09-02 | 2017-06-14 | 東洋ゴム工業株式会社 | 空気入りタイヤ |
JP5886816B2 (ja) | 2013-12-06 | 2016-03-16 | 住友ゴム工業株式会社 | 重荷重用タイヤ |
JP6420547B2 (ja) | 2014-01-27 | 2018-11-07 | 住友ゴム工業株式会社 | 空気入りタイヤ |
JP6228034B2 (ja) * | 2014-02-26 | 2017-11-08 | 株式会社ブリヂストン | 空気入りタイヤ |
JP5796655B1 (ja) * | 2014-03-28 | 2015-10-21 | 横浜ゴム株式会社 | 空気入りタイヤ |
JP6306436B2 (ja) | 2014-05-30 | 2018-04-04 | 株式会社ブリヂストン | 空気入りタイヤ |
JP6006772B2 (ja) | 2014-10-30 | 2016-10-12 | 住友ゴム工業株式会社 | 空気入りタイヤ |
JP6231974B2 (ja) | 2014-11-27 | 2017-11-15 | 住友ゴム工業株式会社 | 空気入りタイヤ |
JP6605849B2 (ja) | 2015-06-12 | 2019-11-13 | 株式会社ブリヂストン | タイヤ |
JP6662076B2 (ja) * | 2016-02-15 | 2020-03-11 | 横浜ゴム株式会社 | 空気入りタイヤ |
DE112017000851T5 (de) * | 2016-02-15 | 2018-10-25 | The Yokohama Rubber Co., Ltd. | Luftreifen |
DE112017007175B4 (de) * | 2017-03-06 | 2022-04-28 | The Yokohama Rubber Co., Ltd. | Luftreifen |
-
2017
- 2017-02-17 JP JP2017027543A patent/JP6828495B2/ja active Active
- 2017-12-26 US US16/486,798 patent/US11701926B2/en active Active
- 2017-12-26 WO PCT/JP2017/046760 patent/WO2018150742A1/ja active Application Filing
- 2017-12-26 DE DE112017007086.4T patent/DE112017007086B4/de active Active
- 2017-12-26 CN CN201780086690.9A patent/CN110300668B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
US20190359007A1 (en) | 2019-11-28 |
CN110300668B (zh) | 2021-08-20 |
DE112017007086T5 (de) | 2019-10-31 |
WO2018150742A1 (ja) | 2018-08-23 |
DE112017007086B4 (de) | 2024-05-29 |
JP2018131125A (ja) | 2018-08-23 |
US11701926B2 (en) | 2023-07-18 |
CN110300668A (zh) | 2019-10-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6841276B2 (ja) | 空気入りタイヤ | |
JP6828496B2 (ja) | 空気入りタイヤ | |
JP6933138B2 (ja) | 空気入りタイヤ | |
JP6828495B2 (ja) | 空気入りタイヤ | |
JP6819580B2 (ja) | 空気入りタイヤ | |
JP6358395B2 (ja) | 空気入りタイヤ | |
JP6299929B2 (ja) | 空気入りタイヤ | |
JP6822195B2 (ja) | 空気入りタイヤ | |
JP2018034627A (ja) | 空気入りタイヤ | |
JP6772689B2 (ja) | 空気入りタイヤ | |
JP6724669B2 (ja) | 空気入りタイヤ | |
WO2018043581A1 (ja) | 空気入りタイヤ | |
JP7428903B2 (ja) | 空気入りタイヤ | |
JP6828492B2 (ja) | 空気入りタイヤ | |
JP6933137B2 (ja) | 空気入りタイヤ | |
JP7428904B2 (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: 20200213 |
|
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: 20201222 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20210104 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6828495 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 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |