JP6916068B2 - 空気入りタイヤ - Google Patents
空気入りタイヤ Download PDFInfo
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- JP6916068B2 JP6916068B2 JP2017167109A JP2017167109A JP6916068B2 JP 6916068 B2 JP6916068 B2 JP 6916068B2 JP 2017167109 A JP2017167109 A JP 2017167109A JP 2017167109 A JP2017167109 A JP 2017167109A JP 6916068 B2 JP6916068 B2 JP 6916068B2
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- sipe
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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
- B60C11/03—Tread patterns
- B60C11/0302—Tread patterns directional pattern, i.e. with main rolling direction
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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
- B60C11/03—Tread patterns
- B60C11/0306—Patterns comprising block rows or discontinuous ribs
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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
- B60C11/01—Shape of the shoulders between tread and sidewall, e.g. rounded, stepped or cantilevered
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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
- B60C11/03—Tread patterns
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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
- B60C11/03—Tread patterns
- B60C11/0304—Asymmetric patterns
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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
- B60C11/03—Tread patterns
- B60C11/12—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes
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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
- B60C11/03—Tread patterns
- B60C11/12—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes
- B60C11/1259—Depth of the sipe
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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
- B60C11/03—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
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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
- B60C11/03—Tread patterns
- B60C11/12—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes
- B60C11/1272—Width of the sipe
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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
- B60C11/03—Tread patterns
- B60C11/13—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping
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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
- B60C11/03—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
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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
- B60C11/03—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
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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
- B60C11/03—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
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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
- B60C11/01—Shape of the shoulders between tread and sidewall, e.g. rounded, stepped or cantilevered
- B60C2011/013—Shape of the shoulders between tread and sidewall, e.g. rounded, stepped or cantilevered provided with a recessed portion
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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
- B60C11/03—Tread patterns
- B60C2011/0337—Tread patterns characterised by particular design features of the pattern
- B60C2011/0339—Grooves
- B60C2011/0341—Circumferential grooves
- B60C2011/0344—Circumferential grooves provided at the equatorial plane
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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
- B60C11/03—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
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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
- B60C11/03—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
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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
- B60C11/03—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
- B60C2011/036—Narrow grooves, i.e. having a width of less than 3 mm
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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
- B60C11/03—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
- B60C2011/0365—Lateral grooves, i.e. having an angle of 45 to 90 degees to the equatorial plane characterised by width
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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
- B60C11/03—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
- B60C2011/0367—Lateral grooves, i.e. having an angle of 45 to 90 degees to the equatorial plane characterised by depth
- B60C2011/0369—Lateral grooves, i.e. having an angle of 45 to 90 degees to the equatorial plane characterised by depth with varying depth of the groove
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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
- B60C11/03—Tread patterns
- B60C2011/0337—Tread patterns characterised by particular design features of the pattern
- B60C2011/0339—Grooves
- B60C2011/0381—Blind or isolated grooves
- B60C2011/0383—Blind or isolated grooves at the centre of the tread
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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
- B60C11/03—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
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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
- B60C11/03—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
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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
- B60C11/03—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
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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
- B60C11/03—Tread patterns
- B60C11/12—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes
- B60C11/1259—Depth of the sipe
- B60C2011/1268—Depth of the sipe being different from sipe to sipe
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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
- B60C11/03—Tread patterns
- B60C11/12—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes
- B60C11/1272—Width of the sipe
- B60C2011/1286—Width of the sipe being different from sipe to sipe
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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
- B60C11/03—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
- B60C2011/133—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping with special features of the groove walls comprising recesses
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
Description
図1から図3は、本発明の実施形態に係るゴム製の空気入りタイヤ(以下、タイヤという)1のトレッド部2及びその周辺を示す。このタイヤ1は、スノータイヤである。
以下、主に図4を参照して、センターリブ7の詳細を説明する。前述のように、センターリブ7には、センターノッチ11、サイドノッチ12、直線サイプ13A〜13C、直線サイプ14C、及び波形サイプ15A〜15Cが設けられている。
以下、主に図7を参照して、ショルダー横溝8とショルダーブロック9の詳細を説明する。前述のように、ショルダーブロック9には、1本の断続サイプ21、2本の複合サイプ22、及び2本の直線サイプ23が設けられている。
2 トレッド部
3 サイド部
4 ショルダー部
5 センター主溝
6,6A,6B ショルダー主溝
7,7A,7B センターリブ
8,8A,8B ショルダー横溝
8a 内側部分
8b 外側部分
8c 底壁
8d 側壁
8e 第1部分
8f 第2部分
8g 第3部分
8h 段差部
9,9A,9B ショルダーブロック
9a 主エッジ
9b 副エッジ
9c,9d 領域
11 センターノッチ
11a 本体部
11b 先端部
11c 底壁
11d 側壁
11e 第1部分
11f 第2部分
11g 第3部分
11h 段差部
11i 主エッジ
11j 副エッジ
12 サイドノッチ
12a 底壁
12b 側壁
12c 第1部分
12d 第2部分
12e 第3部分
12f 段差部
12g 主エッジ
12h 副エッジ
13A,13B,13C 直線サイプ
14A,14B,14C 直線サイプ
15A,15B,15C 波形サイプ
21 断続サイプ
21a,21c,21e 深部
21b,21d 浅部
21f 浅溝
21f,21g,21h サイプ本体
21i 側壁
21j 底壁
21k 側壁
22 複合サイプ
22a 直線サイプ部
22b 波形サイプ部
22c〜22g 部分
23 直線サイプ
24 連状突起部
113A,113B,114A,114B 円弧サイプ
213A,213B,214A,214B 波形サイプ
Claims (6)
- トレッド部のタイヤ幅方向の中央領域に、タイヤ周方向に延びるように形成されたセンター主溝と、
前記トレッド部の前記センター主溝よりも接地端側に、前記タイヤ周方向に延びるように形成されたショルダー主溝と、
前記トレッド部に形成され、タイヤ幅方向に延び、一端が前記ショルダー主溝に連通し、他端が前記接地端よりもタイヤ幅方向外側で終端する、前記タイヤ周方向に間隔をあけて配置された複数のショルダー横溝と、
前記ショルダー主溝と、前記タイヤ周方向に互いに隣接する2本の前記ショルダー横溝とによって画定されたショルダーブロックと、
前記ショルダーブロックに設けられた断続サイプと
を備え、
前記断続サイプは、
前記タイヤ幅方向に沿って延び、一端が前記ショルダー主溝に連通し、かつ他端が前記ショルダーブロック内に位置し、かつ浅溝と、前記浅溝の下部と上端が連通する第1のサイプ本体とを備える第1の深部と、
前記タイヤ幅方向に沿って前記第1の深部とは前記タイヤ幅方向に対して異なる角度をなして延び、一端が前記第1の深部と連通して他端が前記ショルダーブロック内に位置、かつ前記第1の深部と共通の前記浅溝によって構成された第1の浅部と、
前記タイヤ幅方向に沿って前記第1の浅部とは前記タイヤ幅方向に対して異なる角度をなして延び、前記第1の深部に対して前記タイヤ周方向にオフセットしており、一端が前記第1の浅部と連通して他端が前記ショルダーブロック内に位置し、かつ前記第1の深部及び前記第1の浅部と共通する前記浅溝と、前記浅溝の下部と上端が連通する第2のサイプ本体とを備える第2の深部と
を備える、空気入りタイヤ。 - 前記浅溝を画定する一対の側壁は、前記浅溝が延びる方向に対して直交方向の断面視において、テーパ形状を構成する、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に、前記断続サイプに対してタイヤ周方向に隣接して設けられた追加サイプをさらに備え、
前記追加サイプは、前記断続サイプの前記第1の深部とタイヤ周方向に対向する第1の部分と、前記断続サイプの前記第1の浅部とタイヤ周方向に対向する第2の部分と、前記断続サイプの前記第2の深部とタイヤ周方向に対向する第3の部分とを備え、
前記第1及び第3の部分が有する第1の深さは、前記第2の部分が有する第2の深さよりも浅い、請求項1又は請求項2に記載の空気入りタイヤ。 - 前記断続サイプは、
前記タイヤ幅方向に沿って前記第2の深部とは前記タイヤ幅方向に対して異なる角度をなして延び、一端が前記第2の深部と連通して他端が前記ショルダーブロック内に位置し、かつ前記第1の深部、前記第1の浅部、及び前記第2の深部と共通の前記浅溝によって構成された第2の浅部と、
前記タイヤ幅方向に沿って前記第2の浅部とは前記タイヤ幅方向に対して異なる角度をなして延び、前記第1の深部及び第2の深部に対して前記タイヤ周方向にオフセットしており、一端が前記第2の浅部と連通して他端が前記ショルダーブロック内で終端し、かつ前記第1の深部、前記第1の浅部、前記第2の深部、及び前記第2の浅部と共通する前記浅溝と、前記浅溝の下部と上端が連通する第3のサイプ本体とを備える第3の深部と
を備える請求項1から請求項3のいずれか1項に記載の空気入りタイヤ。 - 前記第1の深部、前記第2の深部、及び前記第3の深部は、前記タイヤ幅方向に対して、−20度以上20度以下の角度をなして延び、
前記第1の浅部及び第2の浅部が前記タイヤ幅方向に対してなす角度の絶対値は、2度以上45度以下である、請求項4に記載の空気入りタイヤ。 - 前記浅溝の深さは、前記第1の深部、前記第2の深部、及び前記第3の深部の深さの0.05倍以上0.5倍以下である、請求項4又は請求項5に記載の空気入りタイヤ。
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