JP2007210534A5 - - Google Patents

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Publication number
JP2007210534A5
JP2007210534A5 JP2006034383A JP2006034383A JP2007210534A5 JP 2007210534 A5 JP2007210534 A5 JP 2007210534A5 JP 2006034383 A JP2006034383 A JP 2006034383A JP 2006034383 A JP2006034383 A JP 2006034383A JP 2007210534 A5 JP2007210534 A5 JP 2007210534A5
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JP
Japan
Prior art keywords
land portion
tread
pneumatic tire
tire according
shoulder
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Application number
JP2006034383A
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Japanese (ja)
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JP2007210534A (en
JP4643463B2 (en
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Priority to JP2006034383A priority Critical patent/JP4643463B2/en
Priority claimed from JP2006034383A external-priority patent/JP4643463B2/en
Publication of JP2007210534A publication Critical patent/JP2007210534A/en
Publication of JP2007210534A5 publication Critical patent/JP2007210534A5/ja
Application granted granted Critical
Publication of JP4643463B2 publication Critical patent/JP4643463B2/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Claims (10)

トレッド踏面において、タイヤ周方向へ向かって延びる複数の周方向溝と、トレッド幅方向へ向かって延びる複数の幅方向溝とによって区画されたブロック又はリブからなる陸部を有する空気入りタイヤであって、
前記陸部に形成され、直線状又はジグザグ状に延びる複数のサイプと、
前記陸部に形成され、前記トレッド踏面からタイヤ径方向内側へ向かって延びる複数の細穴とを備え、
前記陸部に対する前記細穴の密度は、トレッドセンター部に位置するセンター陸部よりも、トレッドショルダー部に位置するショルダー陸部において高いことを特徴とする空気入りタイヤ。 In the tread surface, a pneumatic tire having a land portion composed of blocks or ribs defined by a plurality of circumferential grooves extending in the tire circumferential direction and a plurality of width grooves extending in the tread width direction. ,
A plurality of sipes formed in the land portion and extending linearly or zigzag,
A plurality of fine holes formed in the land portion and extending inward in the tire radial direction from the tread surface;
The pneumatic tire according to claim 1, wherein the density of the narrow holes with respect to the land portion is higher in the shoulder land portion located in the tread shoulder portion than in the center land portion located in the tread center portion. 前記陸部に対する前記サイプの密度は、前記センター陸部から前記ショルダー陸部に向かって低くなっていることを特徴とする請求項１に記載の空気入りタイヤ。   2. The pneumatic tire according to claim 1, wherein the density of the sipe with respect to the land portion decreases from the center land portion toward the shoulder land portion. トレッド踏面において、タイヤ周方向へ向かって延びる複数の周方向溝と、トレッド幅方向へ向かって延びる複数の幅方向溝とによって区画されたブロック又はリブからなる陸部を有する空気入りタイヤであって、  In the tread surface, a pneumatic tire having a land portion composed of blocks or ribs defined by a plurality of circumferential grooves extending in the tire circumferential direction and a plurality of width grooves extending in the tread width direction. ,
前記陸部に形成され、直線状又はジグザグ状に延びる複数のサイプと、  A plurality of sipes formed in the land portion and extending linearly or zigzag,
前記陸部に形成され、前記トレッド踏面からタイヤ径方向内側へ向かって延びる複数の細穴とを備え、  A plurality of fine holes formed in the land portion and extending from the tread tread surface inward in the tire radial direction;
前記陸部に対する前記細穴の数は、トレッドセンター部に位置するセンター陸部よりも、トレッドショルダー部に位置するショルダー陸部において多いことを特徴とする空気入りタイヤ。  The pneumatic tire according to claim 1, wherein the number of the fine holes with respect to the land portion is larger in the shoulder land portion located in the tread shoulder portion than in the center land portion located in the tread center portion. トレッド踏面において、タイヤ周方向へ向かって延びる複数の周方向溝と、トレッド幅方向へ向かって延びる複数の幅方向溝とによって区画されたブロック又はリブからなる陸部を有する空気入りタイヤであって、  In the tread surface, a pneumatic tire having a land portion composed of blocks or ribs defined by a plurality of circumferential grooves extending in the tire circumferential direction and a plurality of width grooves extending in the tread width direction. ,
前記陸部に形成され、直線状又はジグザグ状に延びる複数のサイプと、  A plurality of sipes formed in the land portion and extending linearly or zigzag,
前記陸部に形成され、前記トレッド踏面からタイヤ径方向内側へ向かって延びる複数の細穴とを備え、  A plurality of fine holes formed in the land portion and extending from the tread tread surface inward in the tire radial direction;
前記陸部は、  The land portion is
トレッドセンター部に位置するセンター陸部と、  Center land located in the tread center,
トレッドショルダー部に位置するショルダー陸部と、  A shoulder land located in the tread shoulder,
前記センター陸部と前記ショルダー陸部との間に位置するミドル陸部とを有し、  A middle land portion located between the center land portion and the shoulder land portion;
前記陸部に対する前記細穴の数は、前記ミドル陸部よりも、前記ショルダー陸部において多いことを特徴とする空気入りタイヤ。  The pneumatic tire according to claim 1, wherein the number of the fine holes with respect to the land portion is larger in the shoulder land portion than in the middle land portion. 前記細穴は、トレッド幅方向に沿って複数形成されることを特徴とする請求項１乃至４の何れか一項に記載の空気入りタイヤ。  The pneumatic tire according to any one of claims 1 to 4, wherein a plurality of the narrow holes are formed along a tread width direction. 前記細穴は、前記陸部の踏み込み側の端部と、前記陸部の蹴り出し側の端部とのうち、少なくとも一方の端部に形成されることを特徴とする請求項１乃至５の何れか一項に記載の空気入りタイヤ。  The said narrow hole is formed in at least one edge part among the edge part by the side of depression of the said land part, and the edge part by the side of kicking out of the said land part, The 1st thru | or 5 characterized by the above-mentioned. The pneumatic tire according to any one of the above. 前記陸部は、前記ブロックからなり、  The land portion is composed of the blocks,
前記ブロックには、複数の前記サイプと、複数の前記細穴とが形成されることを特徴とする請求項１乃至６の何れか一項に記載の空気入りタイヤ。  The pneumatic tire according to claim 1, wherein a plurality of the sipes and a plurality of the narrow holes are formed in the block. 前記サイプは、トレッド幅方向に向かって形成されていることを特徴とする請求項１乃至７の何れか一項に記載の空気入りタイヤ。   The pneumatic tire according to any one of claims 1 to 7, wherein the sipe is formed toward a tread width direction. 前記細穴は、略円筒状で形成されていることを特徴とする請求項１乃至８の何れか一項に記載の空気入りタイヤ。   The pneumatic tire according to any one of claims 1 to 8, wherein the narrow hole is formed in a substantially cylindrical shape. 前記細穴の深さ（Ｈａ）は、前記サイプの深さ（Ｈｂ）よりも浅いことを特徴とする請求項１乃至９の何れか一項に記載の空気入りタイヤ。   The pneumatic tire according to any one of claims 1 to 9, wherein a depth (Ha) of the narrow hole is shallower than a depth (Hb) of the sipe.
JP2006034383A 2006-02-10 2006-02-10 Pneumatic tire Expired - Fee Related JP4643463B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2006034383A JP4643463B2 (en) 2006-02-10 2006-02-10 Pneumatic tire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006034383A JP4643463B2 (en) 2006-02-10 2006-02-10 Pneumatic tire

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2009196145A Division JP2009274726A (en) 2009-08-26 2009-08-26 Pneumatic tire

Publications (3)

Publication Number Publication Date
JP2007210534A JP2007210534A (en) 2007-08-23
JP2007210534A5 true JP2007210534A5 (en) 2009-11-19
JP4643463B2 JP4643463B2 (en) 2011-03-02

Family

ID=38489332

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006034383A Expired - Fee Related JP4643463B2 (en) 2006-02-10 2006-02-10 Pneumatic tire

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JP (1) JP4643463B2 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4717865B2 (en) * 2007-10-05 2011-07-06 株式会社ブリヂストン Pneumatic tire
JP2009274726A (en) * 2009-08-26 2009-11-26 Bridgestone Corp Pneumatic tire
JP5443145B2 (en) * 2009-12-09 2014-03-19 株式会社ブリヂストン Pneumatic tire
JP5509875B2 (en) * 2010-01-25 2014-06-04 横浜ゴム株式会社 Pneumatic tire
JP5498218B2 (en) * 2010-03-24 2014-05-21 株式会社ブリヂストン tire
JP5589550B2 (en) * 2010-05-17 2014-09-17 横浜ゴム株式会社 Pneumatic studless tire
US20130186533A1 (en) * 2010-08-31 2013-07-25 Michelin Recherche Et Technique S.A. Tread for winter-use pneumatic tires
WO2013046323A1 (en) 2011-09-27 2013-04-04 コンパニー ゼネラール デ エタブリッスマン ミシュラン Pneumatic tire tread
JP6121143B2 (en) * 2012-11-14 2017-04-26 株式会社ブリヂストン Pneumatic tire
JP6002032B2 (en) * 2012-12-28 2016-10-05 株式会社ブリヂストン tire
JP5690375B2 (en) * 2013-06-05 2015-03-25 株式会社ブリヂストン tire
JP2016107727A (en) * 2014-12-03 2016-06-20 横浜ゴム株式会社 Pneumatic tire
JP2016107728A (en) * 2014-12-03 2016-06-20 横浜ゴム株式会社 Pneumatic tire

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2824680B2 (en) * 1989-12-18 1998-11-11 横浜ゴム株式会社 Pneumatic tires for icy and snowy roads
JP4381869B2 (en) * 2004-04-09 2009-12-09 株式会社ブリヂストン Pneumatic tire
JP2006001357A (en) * 2004-06-16 2006-01-05 Bridgestone Corp Tire
JP2006007797A (en) * 2004-06-22 2006-01-12 Bridgestone Corp Tire
JP2006007796A (en) * 2004-06-22 2006-01-12 Bridgestone Corp Pneumatic tire
JP5015421B2 (en) * 2004-08-25 2012-08-29 株式会社ブリヂストン Pneumatic tire
JP4557700B2 (en) * 2004-12-15 2010-10-06 株式会社ブリヂストン Pneumatic tire
JP2007022277A (en) * 2005-07-15 2007-02-01 Toyo Tire & Rubber Co Ltd Pneumatic tire

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