JP2020069968A - 空気入りタイヤ - Google Patents
空気入りタイヤ Download PDFInfo
- Publication number
- JP2020069968A JP2020069968A JP2018206756A JP2018206756A JP2020069968A JP 2020069968 A JP2020069968 A JP 2020069968A JP 2018206756 A JP2018206756 A JP 2018206756A JP 2018206756 A JP2018206756 A JP 2018206756A JP 2020069968 A JP2020069968 A JP 2020069968A
- Authority
- JP
- Japan
- Prior art keywords
- rib
- sipe
- profile line
- chamfered portion
- pneumatic tire
- 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.)
- Granted
Links
- 230000001154 acute effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 9
- 239000011324 bead Substances 0.000 description 7
- 230000003014 reinforcing effect Effects 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 4
- 238000011156 evaluation 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
- 229910000831 Steel Inorganic materials 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
- 239000000835 fiber Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 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
- B60C11/0306—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
- B60C11/13—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
- B60C11/12—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes
- B60C11/1272—Width 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
- B60C11/1307—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping with special features of the groove walls
-
- 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
- B60C11/1323—Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping with special features of the groove walls asymmetric
-
- 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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
Abstract
Description
2 サイドウォール部
3 ビード部
9 主溝
10 リブ
11 ラグ溝
12,14,16 サイプ
13,15 面取り部
L0 基準トレッドプロファイルライン
L1 プロファイルライン
P 最大突出位置
CL タイヤ中心線
Claims (8)
- トレッド部に、タイヤ周方向に延びる複数本の主溝と、これら主溝により区画される複数列のリブと、タイヤ幅方向に延びるサイプとを有する空気入りタイヤにおいて、
前記サイプは、少なくとも一方の端部が前記主溝に連通すると共に、少なくとも一方のエッジに面取り部を有し、該面取り部は少なくとも一方の端部が前記主溝に開口し、
子午線断面において、前記サイプを有するリブの踏面を規定するプロファイルラインが基準トレッドプロファイルラインよりもタイヤ径方向外側に突出し、該基準トレッドプロファイルラインを成す円弧の曲率半径TR[mm]と前記リブのプロファイルラインを成す円弧の曲率半径RR[mm]とがTR>RRの関係を満たし、前記面取り部が前記リブのプロファイルラインの最大突出位置を跨ぐように配置され、前記基準トレッドプロファイルラインに対する前記リブの最大突出量D[mm]と前記面取り部の最大幅W[mm]とが0.05mm2<W×D<1.50mm2の関係を満たすことを特徴とする空気入りタイヤ。 - 前記面取り部が前記サイプの一方のエッジのみに配置され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。
- 前記サイプがタイヤ周方向に対して傾斜している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。
- 前記サイプのタイヤ周方向に対する鋭角側の傾斜角度が40°〜80°であ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。
- 前記サイプの一方の端部のみが前記リブ内で終端していることを特徴とする請求項1〜4のいずれかに記載の空気入りタイヤ。
- 前記サイプが複数列の前記リブに配置されている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。
- 前記サイプの少なくとも一部が平面視において湾曲或いは屈曲していることを特徴とする請求項1〜6のいずれかに記載の空気入りタイヤ。
- 前記面取り部の両端部が前記主溝に開口していることを特徴とする請求項1〜7のいずれかに記載の空気入りタイヤ。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018206756A JP7211014B2 (ja) | 2018-11-01 | 2018-11-01 | 空気入りタイヤ |
CN201980066257.8A CN112805159B (zh) | 2018-11-01 | 2019-10-25 | 充气轮胎 |
DE112019004842.2T DE112019004842T5 (de) | 2018-11-01 | 2019-10-25 | Luftreifen |
PCT/JP2019/041869 WO2020090644A1 (ja) | 2018-11-01 | 2019-10-25 | 空気入りタイヤ |
US17/283,985 US20210347212A1 (en) | 2018-11-01 | 2019-10-25 | Pneumatic tire |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018206756A JP7211014B2 (ja) | 2018-11-01 | 2018-11-01 | 空気入りタイヤ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020069968A true JP2020069968A (ja) | 2020-05-07 |
JP7211014B2 JP7211014B2 (ja) | 2023-01-24 |
Family
ID=70463103
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018206756A Active JP7211014B2 (ja) | 2018-11-01 | 2018-11-01 | 空気入りタイヤ |
Country Status (5)
Country | Link |
---|---|
US (1) | US20210347212A1 (ja) |
JP (1) | JP7211014B2 (ja) |
CN (1) | CN112805159B (ja) |
DE (1) | DE112019004842T5 (ja) |
WO (1) | WO2020090644A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023153022A1 (ja) * | 2022-02-08 | 2023-08-17 | 横浜ゴム株式会社 | タイヤ |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013537134A (ja) * | 2010-09-09 | 2013-09-30 | コンパニー ゼネラール デ エタブリッスマン ミシュラン | 複数本の切込みを有する空気圧タイヤトレッド |
JP5447748B1 (ja) * | 2012-08-20 | 2014-03-19 | 横浜ゴム株式会社 | 空気入りタイヤ |
JP2015147545A (ja) * | 2014-02-07 | 2015-08-20 | 住友ゴム工業株式会社 | 空気入りタイヤ |
JP2017013693A (ja) * | 2015-07-03 | 2017-01-19 | 横浜ゴム株式会社 | 空気入りタイヤ及び空気入りタイヤの設計方法 |
JP2017087858A (ja) * | 2015-11-05 | 2017-05-25 | 東洋ゴム工業株式会社 | 空気入りタイヤ |
JP2018043637A (ja) * | 2016-09-14 | 2018-03-22 | 住友ゴム工業株式会社 | 空気入りタイヤ |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4216084B2 (ja) * | 2003-01-15 | 2009-01-28 | 東洋ゴム工業株式会社 | 空気入りタイヤ |
JP5609149B2 (ja) * | 2010-02-24 | 2014-10-22 | 横浜ゴム株式会社 | 空気入りタイヤ |
JP6362597B2 (ja) * | 2013-07-12 | 2018-07-25 | 株式会社ブリヂストン | タイヤ |
DE112014005066T5 (de) * | 2013-11-06 | 2016-08-18 | The Yokohama Rubber Co., Ltd. | Luftreifen |
KR101830141B1 (ko) * | 2014-08-12 | 2018-02-20 | 요코하마 고무 가부시키가이샤 | 공기입 타이어 |
JP6591149B2 (ja) * | 2014-08-29 | 2019-10-16 | 株式会社ブリヂストン | 空気入りタイヤ |
JP6510797B2 (ja) * | 2014-11-11 | 2019-05-08 | 株式会社ブリヂストン | 空気入りタイヤ |
JP6063918B2 (ja) * | 2014-12-26 | 2017-01-18 | 住友ゴム工業株式会社 | 空気入りタイヤ |
JP6393208B2 (ja) * | 2015-02-16 | 2018-09-19 | 住友ゴム工業株式会社 | 空気入りタイヤ |
FR3033143B1 (fr) * | 2015-02-27 | 2017-02-24 | Michelin & Cie | Pneumatique avec bande de roulement directionnelle et bi-matiere comportant une alternance de blocs incurves |
FR3033145B1 (fr) * | 2015-02-27 | 2017-02-24 | Michelin & Cie | Pneumatique avec bande de roulement directionnelle comportant des blocs incurves pourvus de chanfreins |
JP6605849B2 (ja) * | 2015-06-12 | 2019-11-13 | 株式会社ブリヂストン | タイヤ |
JP6786794B2 (ja) * | 2015-12-10 | 2020-11-18 | 住友ゴム工業株式会社 | 空気入りタイヤ |
JP6653578B2 (ja) * | 2016-01-13 | 2020-02-26 | 株式会社ブリヂストン | タイヤ |
JP6819580B2 (ja) * | 2016-02-15 | 2021-01-27 | 横浜ゴム株式会社 | 空気入りタイヤ |
JP6880789B2 (ja) * | 2017-02-02 | 2021-06-02 | 横浜ゴム株式会社 | 空気入りタイヤ |
-
2018
- 2018-11-01 JP JP2018206756A patent/JP7211014B2/ja active Active
-
2019
- 2019-10-25 DE DE112019004842.2T patent/DE112019004842T5/de active Pending
- 2019-10-25 CN CN201980066257.8A patent/CN112805159B/zh active Active
- 2019-10-25 WO PCT/JP2019/041869 patent/WO2020090644A1/ja active Application Filing
- 2019-10-25 US US17/283,985 patent/US20210347212A1/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013537134A (ja) * | 2010-09-09 | 2013-09-30 | コンパニー ゼネラール デ エタブリッスマン ミシュラン | 複数本の切込みを有する空気圧タイヤトレッド |
JP5447748B1 (ja) * | 2012-08-20 | 2014-03-19 | 横浜ゴム株式会社 | 空気入りタイヤ |
JP2015147545A (ja) * | 2014-02-07 | 2015-08-20 | 住友ゴム工業株式会社 | 空気入りタイヤ |
JP2017013693A (ja) * | 2015-07-03 | 2017-01-19 | 横浜ゴム株式会社 | 空気入りタイヤ及び空気入りタイヤの設計方法 |
JP2017087858A (ja) * | 2015-11-05 | 2017-05-25 | 東洋ゴム工業株式会社 | 空気入りタイヤ |
JP2018043637A (ja) * | 2016-09-14 | 2018-03-22 | 住友ゴム工業株式会社 | 空気入りタイヤ |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023153022A1 (ja) * | 2022-02-08 | 2023-08-17 | 横浜ゴム株式会社 | タイヤ |
Also Published As
Publication number | Publication date |
---|---|
CN112805159A (zh) | 2021-05-14 |
CN112805159B (zh) | 2023-06-30 |
WO2020090644A1 (ja) | 2020-05-07 |
DE112019004842T5 (de) | 2021-06-10 |
JP7211014B2 (ja) | 2023-01-24 |
US20210347212A1 (en) | 2021-11-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6720551B2 (ja) | 空気入りタイヤ | |
WO2017022309A1 (ja) | 空気入りタイヤ | |
US10647161B2 (en) | Pneumatic tire | |
CN110300669B (zh) | 充气轮胎 | |
US11535065B2 (en) | Pneumatic tire | |
CN109641490B (zh) | 充气轮胎 | |
WO2017141913A1 (ja) | 空気入りタイヤ | |
WO2017145681A1 (ja) | 空気入りタイヤ | |
WO2018150742A1 (ja) | 空気入りタイヤ | |
JP6358395B2 (ja) | 空気入りタイヤ | |
WO2017141915A1 (ja) | 空気入りタイヤ | |
US11433710B2 (en) | Pneumatic tire | |
JP6299929B2 (ja) | 空気入りタイヤ | |
CN112805159B (zh) | 充气轮胎 | |
WO2018043580A1 (ja) | 空気入りタイヤ | |
JP7428903B2 (ja) | 空気入りタイヤ | |
CN110290936B (zh) | 充气轮胎 | |
CN109689402B (zh) | 充气轮胎 | |
JP7428904B2 (ja) | 空気入りタイヤ | |
JP7131111B2 (ja) | 空気入りタイヤ | |
JP2019093963A (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: 20211022 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20220621 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20220819 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20220906 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20221021 |
|
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: 20221213 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20221226 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7211014 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 |