JP7119787B2 - 空気入りタイヤ - Google Patents
空気入りタイヤ Download PDFInfo
- Publication number
- JP7119787B2 JP7119787B2 JP2018162968A JP2018162968A JP7119787B2 JP 7119787 B2 JP7119787 B2 JP 7119787B2 JP 2018162968 A JP2018162968 A JP 2018162968A JP 2018162968 A JP2018162968 A JP 2018162968A JP 7119787 B2 JP7119787 B2 JP 7119787B2
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- JP
- Japan
- Prior art keywords
- tire
- width direction
- less
- shoulder block
- sipe
- 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.)
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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
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/0041—Tyre tread bands; Tread patterns; Anti-skid inserts comprising different tread rubber layers
- B60C11/005—Tyre tread bands; Tread patterns; Anti-skid inserts comprising different tread rubber layers with cap and base 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
- 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
- B60C11/0008—Tyre tread bands; Tread patterns; Anti-skid inserts characterised by the tread rubber
-
- 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
- B60C11/0302—Tread patterns directional pattern, i.e. with main rolling 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
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/03—Tread patterns
- B60C11/11—Tread patterns in which the raised area of the pattern consists only of isolated elements, e.g. blocks
-
- 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
-
- 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
- B60C11/1259—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
- B60C11/13—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping
-
- 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
- B60C11/032—Patterns comprising isolated recesses
-
- 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
- B60C11/0008—Tyre tread bands; Tread patterns; Anti-skid inserts characterised by the tread rubber
- B60C2011/0016—Physical properties or dimensions
-
- 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
- B60C2011/0348—Narrow grooves, i.e. having a width of less than 4 mm
-
- 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
- B60C2011/0351—Shallow grooves, i.e. having a depth of less than 50% of other 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
- B60C11/12—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
-
- 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
- B60C2011/1254—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes with special arrangements in the tread pattern with closed sipe, i.e. not extending to a groove
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
Description
1A トレッド面
1a キャップトレッドゴム
1b アンダートレッドゴム
11,12 主溝
13 補助溝
50 ショルダー陸部
50A ショルダーブロック
50Aa ショルダーブロックの蹴り出し側のタイヤ周方向外側縁
50Ab ショルダーブロックの踏み込み側のタイヤ周方向外側縁
51 副溝
52 サイプ
52a 端部
52b サイプ底
53 周方向細溝
CL タイヤ赤道面
Da 主溝の溝深さ
Db アンダートレッドゴムのタイヤ径方向寸法
Ha キャップトレッドゴムのJIS硬度
Hb アンダートレッドゴムのJIS硬度
L ショルダーブロックのタイヤ周方向最大寸法
T 接地端(ショルダーブロックのタイヤ幅方向外側縁)
Wa ショルダーブロックの蹴り出し側のタイヤ幅方向寸法
Wb ショルダーブロックの踏み込み側のタイヤ幅方向寸法
α 最短距離
Claims (6)
- トレッド部のトレッド面においてタイヤ周方向に延在する主溝および前記主溝に交差する複数の副溝によりタイヤ幅方向最外側でタイヤ周方向に複数並んで設けられたショルダーブロックと、
前記ショルダーブロックのトレッド面にタイヤ幅方向に沿って延在して少なくともタイヤ幅方向外側の端部が終端しタイヤ周方向に複数並んで設けられたサイプと、
前記ショルダーブロックのタイヤ幅方向中央部にタイヤ周方向に延在して深さ0.2mm以上3.0mm以下の周方向細溝と、
を備え、
車両装着時の回転方向が指定されており、全ての前記周方向細溝は、前記ショルダーブロックのタイヤ接地時の蹴り出し側のタイヤ周方向外側縁にのみ開口して形成され、
前記トレッド面をなすキャップトレッドゴムのJIS硬度Haが45以上55以下の範囲で、0°方向のスノートラクションインデックスが180以上であり、前記ショルダーブロックのタイヤ幅方向外側縁と前記サイプのタイヤ幅方向最外側の端部との最短距離が1.5mm以上2.5mm以下の範囲に形成されている空気入りタイヤ。 - 前記ショルダーブロックのタイヤ幅方向外側縁と前記サイプのタイヤ幅方向最外側の端部との最短距離が1.6mm以上2.0mm以下の範囲に形成されている請求項1に記載の空気入りタイヤ。
- 前記ショルダーブロックのタイヤ幅方向外側縁と前記サイプのタイヤ幅方向最外側の端部との最短距離が1.7mm以上1.8mm以下の範囲に形成されている請求項1に記載の空気入りタイヤ。
- 前記ショルダーブロックは、前記キャップトレッドゴムのタイヤ径方向内側にアンダートレッドゴムが積層して設けられ、前記キャップトレッドゴムのJIS硬度Haと、前記アンダートレッドゴムのJIS硬度Hbとが、5≦Hb-Ha≦20の関係を満たしており、
1つの前記ショルダーブロックに形成された全ての前記サイプは、投影長さの総和の80%のサイプ底が前記アンダートレッドゴムに設けられている請求項1~3のいずれか1つに記載の空気入りタイヤ。 - 前記ショルダーブロックは、前記主溝の溝深さに対する前記アンダートレッドゴムの比率が50%以上60%以下の範囲である請求項4に記載の空気入りタイヤ。
- 前記サイプは、前記ショルダーブロックのタイヤ周方向最大寸法が30mm以下の場合に、タイヤ周方向の並設数が4以下であり、前記ショルダーブロックのタイヤ周方向最大寸法が30mmより大きい場合はタイヤ周方向の並設数が5以上である請求項1~5のいずれか1つに記載の空気入りタイヤ。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018162968A JP7119787B2 (ja) | 2018-08-31 | 2018-08-31 | 空気入りタイヤ |
US17/270,719 US20210331522A1 (en) | 2018-08-31 | 2019-08-06 | Pneumatic tire |
CN201980055315.7A CN112585017B (zh) | 2018-08-31 | 2019-08-06 | 充气轮胎 |
PCT/JP2019/030973 WO2020044987A1 (ja) | 2018-08-31 | 2019-08-06 | 空気入りタイヤ |
RU2021104697A RU2758158C1 (ru) | 2018-08-31 | 2019-08-06 | Пневматическая шина |
EP19856062.5A EP3845397A4 (en) | 2018-08-31 | 2019-08-06 | TIRE |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018162968A JP7119787B2 (ja) | 2018-08-31 | 2018-08-31 | 空気入りタイヤ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020032939A JP2020032939A (ja) | 2020-03-05 |
JP7119787B2 true JP7119787B2 (ja) | 2022-08-17 |
Family
ID=69644282
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018162968A Active JP7119787B2 (ja) | 2018-08-31 | 2018-08-31 | 空気入りタイヤ |
Country Status (6)
Country | Link |
---|---|
US (1) | US20210331522A1 (ja) |
EP (1) | EP3845397A4 (ja) |
JP (1) | JP7119787B2 (ja) |
CN (1) | CN112585017B (ja) |
RU (1) | RU2758158C1 (ja) |
WO (1) | WO2020044987A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2022160936A (ja) * | 2021-04-07 | 2022-10-20 | Toyo Tire株式会社 | 空気入りタイヤ |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005007988A (ja) | 2003-06-18 | 2005-01-13 | Yokohama Rubber Co Ltd:The | 冬用空気入りラジアルタイヤ |
JP2005186827A (ja) | 2003-12-26 | 2005-07-14 | Yokohama Rubber Co Ltd:The | 空気入りスタッドレスタイヤ |
JP2009262646A (ja) | 2008-04-22 | 2009-11-12 | Yokohama Rubber Co Ltd:The | 空気入りタイヤ |
JP2013018456A (ja) | 2011-07-14 | 2013-01-31 | Bridgestone Corp | 空気入りタイヤ |
JP2014144777A (ja) | 2009-01-20 | 2014-08-14 | Bridgestone Corp | タイヤ |
WO2018117024A1 (ja) | 2016-12-19 | 2018-06-28 | 横浜ゴム株式会社 | 空気入りタイヤ |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3502711B2 (ja) * | 1995-11-22 | 2004-03-02 | 横浜ゴム株式会社 | スタッドレスタイヤ |
JP3954398B2 (ja) * | 2002-01-25 | 2007-08-08 | 株式会社ブリヂストン | 空気入りタイヤ |
DE10352146A1 (de) * | 2003-11-04 | 2005-06-02 | Continental Aktiengesellschaft | Fahrzeugluftreifen |
JP4299745B2 (ja) * | 2004-08-12 | 2009-07-22 | 住友ゴム工業株式会社 | 空気入りタイヤ |
JP2010076561A (ja) * | 2008-09-25 | 2010-04-08 | Yokohama Rubber Co Ltd:The | 空気入りタイヤ |
JP5395786B2 (ja) * | 2010-12-29 | 2014-01-22 | 住友ゴム工業株式会社 | 空気入りタイヤ |
JP5351920B2 (ja) * | 2011-03-28 | 2013-11-27 | 住友ゴム工業株式会社 | 空気入りタイヤ |
JP5432981B2 (ja) * | 2011-12-29 | 2014-03-05 | 住友ゴム工業株式会社 | 空気入りタイヤ |
JP5898646B2 (ja) * | 2013-02-15 | 2016-04-06 | 住友ゴム工業株式会社 | 空気入りタイヤ |
WO2017039679A1 (en) * | 2015-09-04 | 2017-03-09 | Compagnie Generale Des Etablissements Michelin | Truck tire tread and truck tire |
JP6711171B2 (ja) * | 2016-06-27 | 2020-06-17 | 住友ゴム工業株式会社 | タイヤ |
JP6750411B2 (ja) | 2016-09-06 | 2020-09-02 | 横浜ゴム株式会社 | 空気入りタイヤ |
JP6926467B2 (ja) * | 2016-12-22 | 2021-08-25 | 横浜ゴム株式会社 | 空気入りタイヤ |
JP6946658B2 (ja) * | 2017-02-22 | 2021-10-06 | 横浜ゴム株式会社 | 空気入りタイヤ |
-
2018
- 2018-08-31 JP JP2018162968A patent/JP7119787B2/ja active Active
-
2019
- 2019-08-06 CN CN201980055315.7A patent/CN112585017B/zh active Active
- 2019-08-06 RU RU2021104697A patent/RU2758158C1/ru active
- 2019-08-06 WO PCT/JP2019/030973 patent/WO2020044987A1/ja active Application Filing
- 2019-08-06 US US17/270,719 patent/US20210331522A1/en active Pending
- 2019-08-06 EP EP19856062.5A patent/EP3845397A4/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005007988A (ja) | 2003-06-18 | 2005-01-13 | Yokohama Rubber Co Ltd:The | 冬用空気入りラジアルタイヤ |
JP2005186827A (ja) | 2003-12-26 | 2005-07-14 | Yokohama Rubber Co Ltd:The | 空気入りスタッドレスタイヤ |
JP2009262646A (ja) | 2008-04-22 | 2009-11-12 | Yokohama Rubber Co Ltd:The | 空気入りタイヤ |
JP2014144777A (ja) | 2009-01-20 | 2014-08-14 | Bridgestone Corp | タイヤ |
JP2013018456A (ja) | 2011-07-14 | 2013-01-31 | Bridgestone Corp | 空気入りタイヤ |
WO2018117024A1 (ja) | 2016-12-19 | 2018-06-28 | 横浜ゴム株式会社 | 空気入りタイヤ |
Also Published As
Publication number | Publication date |
---|---|
EP3845397A1 (en) | 2021-07-07 |
WO2020044987A1 (ja) | 2020-03-05 |
RU2758158C1 (ru) | 2021-10-26 |
US20210331522A1 (en) | 2021-10-28 |
EP3845397A4 (en) | 2022-05-11 |
CN112585017A (zh) | 2021-03-30 |
JP2020032939A (ja) | 2020-03-05 |
CN112585017B (zh) | 2022-11-25 |
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