JP4943818B2 - 空気入りタイヤトレッド - Google Patents
空気入りタイヤトレッド Download PDFInfo
- Publication number
- JP4943818B2 JP4943818B2 JP2006295567A JP2006295567A JP4943818B2 JP 4943818 B2 JP4943818 B2 JP 4943818B2 JP 2006295567 A JP2006295567 A JP 2006295567A JP 2006295567 A JP2006295567 A JP 2006295567A JP 4943818 B2 JP4943818 B2 JP 4943818B2
- Authority
- JP
- Japan
- Prior art keywords
- sipe
- width
- radially
- tread
- tire tread
- 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
- 230000007423 decrease Effects 0.000 claims description 5
- 238000007373 indentation Methods 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000013256 coordination polymer Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
-
- 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
-
- 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
- B60C11/1204—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes with special shape of the sipe
- B60C11/1218—Three-dimensional shape with regard to depth and extending 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
- B60C11/12—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
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/0601—Vulcanising tyres; Vulcanising presses for tyres
- B29D30/0606—Vulcanising moulds not integral with vulcanising presses
- B29D2030/0607—Constructional features of the moulds
- B29D2030/0613—Means, e.g. sipes or blade-like elements, for forming narrow recesses in the tyres, e.g. cuts or incisions for winter tyres
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S152/00—Resilient tires and wheels
- Y10S152/03—Slits in threads
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
Description
開示される発明は、以下の定義を用いて規定されている。
12 溝
14 変化するサイプ
16 サイプの半径方向外側部分
18 サイプの半径方向内側部分
20,22 サイプ壁
24 底部
26,44 ブレード
28 ブレードの半径方向外側部分
30 第2の部材
32 第1の部材
34 サイプの中間部分
36 ブレードの半径方向内側部分
38,50 ブレードの中間部分
40 凹部
42 凸部
46 上部(外側部分)
48 内側部分
CL サイプ中心線
CP ブレード中心線
D 滑り止め深さ
Dt 全サイプ深さ
Ls サイプ長さ
Pl,Pl1,Pl2 ピッチ長さ
Pw,Pw1,Pw2 ピッチ幅
Wi 半径方向内側部分の幅(溝幅)
Wo 半径方向外側部分の幅(サイプ幅)
Claims (13)
- 周方向または横方向に延びている少なくとも1つの主溝を有し、前記少なくとも1つの主溝の半径方向の最大深さがトレッドの滑り止め深さであり、前記少なくとも1つの主溝は、少なくとも1つのトレッド部材を部分的に形成し、前記少なくとも1つのトレッド部材は内部にサイプを有する、タイヤトレッドであって、
前記サイプは、半径方向外側部分、半径方向内側部分、および該半径方向外側部分と該半径方向内側部分の間に配置された中間部分を有し、かつ前記サイプは縦方向に延びる長さLを有し、前記半径方向外側部分は幅Woを有し、前記半径方向内側部分は幅Wiを有し、WiはWoよりも大きく、前記中間部分は幅Woから幅Wiまで推移するように広がっている幅を有し、前記半径方向内側部分は、一定の深さDbを有する直線状の側壁を伴って底部から半径方向外側へ向かって延びており、前記半径方向外側部分および前記中間部分は、前記長さLの全長を通して前記縦方向に波線を有しており、前記中間部分の前記波線の部分の振幅は前記半径方向外側部分から前記半径方向内側部分へ向かって減少しており、トレッド要素のトレッド表面と平行な断面において、前記中間部分の前記波線の部分は前記長さLの全長を通してほぼ一定の幅を有しており、前記半径方向内側部分は前記長さLの全長を通して前記縦方向に沿って一直線である、タイヤトレッド。
- 前記サイプの前記半径方向外側部分は、前記サイプの深さの、半径方向外側の20%から60%の部分である、請求項1に記載のタイヤトレッド。
- 前記サイプの前記半径方向外側部分は、前記サイプの深さの、半径方向外側の30%から50%の部分である、請求項1に記載のタイヤトレッド。
- 前記サイプの前記半径方向内側部分は、前記サイプの深さの、半径方向内側の10%から50%の部分である、請求項1に記載のタイヤトレッド。
- 前記サイプの前記半径方向内側部分は、前記サイプの深さの、半径方向内側の20%から45%の部分である、請求項1に記載のタイヤトレッド。
- 前記サイプの前記半径方向内側部分は、前記サイプの前記半径方向外側部分の幅Woの少なくとも2.5倍の幅Wiを有する、請求項1に記載のタイヤトレッド。
- 前記サイプの前記半径方向外側部分は0.3mmから1.0mmの範囲内の幅を有し、前記サイプの前記半径方向内側部分はおよそ1.0mmから10.0mmの範囲内の幅を有する、請求項1に記載のタイヤトレッド。
- 前記サイプの前記半径方向外側部分の幅Woは一定である、請求項1に記載のタイヤトレッド。
- 前記サイプの前記半径方向外側部分の幅は0.3mmから1.0mmの範囲内で変化する、請求項1に記載のタイヤトレッド。
- 前記半径方向外側部分は、正弦曲線状の構造を有する、請求項1に記載のタイヤトレッド。
- 前記半径方向外側部分は、ジグザグ状の構造を有する、請求項1に記載のタイヤトレッド。
- 前記半径方向外側部分は、球の一部、楕円の一部、または少なくとも3つの辺を有する多角形の形状である一連の突起とくぼみを有する、請求項1に記載のタイヤトレッド。
- 前記サイプはトレッドの滑り止め深さよりも大きい深さを有する、請求項1に記載のタイヤトレッド。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/262,708 | 2005-10-31 | ||
US11/262,708 US7793692B2 (en) | 2005-10-31 | 2005-10-31 | Pneumatic tire tread having sipe that devolves into groove as tread wears |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007126139A JP2007126139A (ja) | 2007-05-24 |
JP4943818B2 true JP4943818B2 (ja) | 2012-05-30 |
Family
ID=37709701
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006295567A Active JP4943818B2 (ja) | 2005-10-31 | 2006-10-31 | 空気入りタイヤトレッド |
Country Status (11)
Country | Link |
---|---|
US (2) | US7793692B2 (ja) |
EP (1) | EP1782970B1 (ja) |
JP (1) | JP4943818B2 (ja) |
KR (1) | KR101289574B1 (ja) |
CN (2) | CN1958314A (ja) |
AT (1) | ATE475542T1 (ja) |
BR (1) | BRPI0604332A (ja) |
CA (1) | CA2565574A1 (ja) |
DE (1) | DE602006015757D1 (ja) |
ES (1) | ES2348794T3 (ja) |
PL (1) | PL1782970T3 (ja) |
Families Citing this family (78)
Publication number | Priority date | Publication date | Assignee | Title |
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US7546861B2 (en) * | 2006-06-26 | 2009-06-16 | The Goodyear Tire & Rubber Company | Tire with tread having crossed configuration sipe |
KR100839733B1 (ko) * | 2007-05-04 | 2008-06-19 | 금호타이어 주식회사 | 공기입 타이어 |
DE102007029085A1 (de) | 2007-06-21 | 2008-12-24 | Continental Aktiengesellschaft | Fahrzeugluftreifen |
DE102007059291A1 (de) * | 2007-12-08 | 2009-06-10 | Continental Aktiengesellschaft | Fahrzeugluftreifen |
CN101903193B (zh) * | 2007-12-19 | 2014-04-02 | 倍耐力轮胎股份公司 | 用于车轮的轮胎 |
EP2234822B1 (en) * | 2007-12-19 | 2012-05-30 | Pirelli Tyre S.P.A. | Tyre for vehicle wheels |
US20090159167A1 (en) * | 2007-12-20 | 2009-06-25 | Daniel Scheuren | Pneumatic tire tread with sipes and mold blade |
BRPI0903293B1 (pt) * | 2008-09-11 | 2020-10-13 | The Goodyear Tire & Rubber Company | pneumático tendo uma banda de rodagem de pneu |
BRPI0823064A8 (pt) * | 2008-09-11 | 2016-01-05 | Michelin Rech Et Techinique S A | Banda de rodagem de pneumático de multiestágios |
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KR20210149931A (ko) * | 2020-06-02 | 2021-12-10 | 한국타이어앤테크놀로지 주식회사 | 3d 커프가 적용된 공기입 타이어 |
US20240025212A1 (en) | 2020-08-28 | 2024-01-25 | Apollo Tyres Global R&D B.V. | Groove beneath sipe |
DE102020211972A1 (de) * | 2020-09-24 | 2022-03-24 | Continental Reifen Deutschland Gmbh | Fahrzeugreifen |
KR102530687B1 (ko) * | 2021-03-05 | 2023-05-10 | 한국타이어앤테크놀로지 주식회사 | 비대칭 사이프를 포함하는 타이어 |
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-
2005
- 2005-10-31 US US11/262,708 patent/US7793692B2/en not_active Expired - Fee Related
-
2006
- 2006-10-23 BR BRPI0604332-1A patent/BRPI0604332A/pt not_active IP Right Cessation
- 2006-10-25 CA CA002565574A patent/CA2565574A1/en not_active Abandoned
- 2006-10-26 DE DE602006015757T patent/DE602006015757D1/de active Active
- 2006-10-26 AT AT06122995T patent/ATE475542T1/de not_active IP Right Cessation
- 2006-10-26 PL PL06122995T patent/PL1782970T3/pl unknown
- 2006-10-26 EP EP06122995A patent/EP1782970B1/en active Active
- 2006-10-26 ES ES06122995T patent/ES2348794T3/es active Active
- 2006-10-30 KR KR1020060105853A patent/KR101289574B1/ko active IP Right Grant
- 2006-10-31 CN CNA2006101432258A patent/CN1958314A/zh active Pending
- 2006-10-31 CN CN201410306620.8A patent/CN104354538A/zh active Pending
- 2006-10-31 JP JP2006295567A patent/JP4943818B2/ja active Active
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DE602006015757D1 (de) | 2010-09-09 |
US20070095447A1 (en) | 2007-05-03 |
CN104354538A (zh) | 2015-02-18 |
US7793692B2 (en) | 2010-09-14 |
US8162642B2 (en) | 2012-04-24 |
KR101289574B1 (ko) | 2013-07-24 |
EP1782970B1 (en) | 2010-07-28 |
ES2348794T3 (es) | 2010-12-14 |
CA2565574A1 (en) | 2007-04-30 |
KR20070046751A (ko) | 2007-05-03 |
PL1782970T3 (pl) | 2011-01-31 |
CN1958314A (zh) | 2007-05-09 |
ATE475542T1 (de) | 2010-08-15 |
JP2007126139A (ja) | 2007-05-24 |
EP1782970A1 (en) | 2007-05-09 |
BRPI0604332A (pt) | 2007-08-21 |
US20100300626A1 (en) | 2010-12-02 |
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