JP4979729B2 - タイヤ磨耗判定装置を備えた車両 - Google Patents
タイヤ磨耗判定装置を備えた車両 Download PDFInfo
- Publication number
- JP4979729B2 JP4979729B2 JP2009067233A JP2009067233A JP4979729B2 JP 4979729 B2 JP4979729 B2 JP 4979729B2 JP 2009067233 A JP2009067233 A JP 2009067233A JP 2009067233 A JP2009067233 A JP 2009067233A JP 4979729 B2 JP4979729 B2 JP 4979729B2
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- Prior art keywords
- wheel
- tire
- wear
- detector
- value
- 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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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
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
-
- 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
- B60C11/24—Wear-indicating arrangements
- B60C11/246—Tread wear monitoring systems
-
- 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
- B60C99/00—Subject matter not provided for in other groups of this subclass
- B60C99/006—Computer aided tyre design or simulation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Tires In General (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Description
2 駆動輪回転速度検出器
3 従動輪車輪速度検出器
4 駆動輪車輪速度検出器
5 車両速度比検出器
6 積載量検出器
7 磨耗検出回数カウント器
8 路面状態検出器
9 磨耗検出回数判定値演算器
10 タイヤ状態判定器
11 左従動輪回転速度検出器
12 右従動輪回転速度検出器
21 左駆動輪回転速度検出器
22 右駆動輪回転速度検出器
31,41 乗算器
32,42 ゲイン
51 除算器
52 車両速度比判定器
71 カウント指令出力器
72 回数カウント器
91 データベース
100 比較器
101 左電動機
102,105 ギア
103 左駆動輪
104 右電動機
106 右駆動輪
107 左従動輪
108 右従動輪
109 タイヤ磨耗判定装置
110 タイヤ状態表示器
111 タイヤ状態送信機
112 路面状態受信機
113 軸重検出器
114 左従動輪空気圧検出器
115 右従動輪空気圧検出器
116 左駆動輪空気圧検出器
117 右駆動輪空気圧検出器
Claims (6)
- タイヤが装着された従動輪及び駆動輪を備えた車両において、
前記従動輪及び前記駆動輪の回転速度を検出し、回転速度検出値を出力する回転速度検出器と、
前記従動輪及び前記駆動輪の回転速度検出値から前記従動輪及び前記駆動輪の車輪速度を検出し、車輪速度検出値を出力する車輪速度検出器と、
前記従動輪及び前記駆動輪の車輪速度検出値から、前記従動輪の車輪速度検出値と前記駆動輪の車輪速度検出値との車輪速度比を検出する車輪速度比検出器と、
前記車輪速度比が所定の範囲を超えている頻度が予め設定した判定値を超えた場合に、前記従動輪及び/又は前記駆動輪に装着されたタイヤが磨耗しているという判定結果を出力するタイヤ状態判定器と、
積載量を検出する積載量検出器と、
前記判定値を出力する磨耗検出回数判定値演算器と、
を有し、
前記磨耗検出回数判定値演算器は、前記積載量検出器が出力する前記積載量検出値が大
きいほど、前記判定値が小さくなるように調整することを特徴とする車両。 - 請求項1において、
前記頻度は、前記車両が走行路を走行する間に、前記車輪速度比検出が所定の範囲を超えていると検出する回数であることを特徴とする車両。 - 請求項1において、
走行路の路面状態を検出する路面状態検出器と、前記判定値を出力する磨耗検出回数判定値演算器とを有し、
前記磨耗検出回数判定値演算器は、前記路面状態検出器が出力する路面状態情報に応じて前記判定値を調整することを特徴とする車両。 - 請求項3において、
前記磨耗検出回数判定値演算器は、前記路面状態検出器が出力する前記路面状態情報から得られる路面摩擦係数が大きいほど、前記判定値が小さくなるように調整することを特徴とする車両。 - 請求項1において、
表示器を備え、前記判定結果を前記表示器に出力することを特徴とする車両。 - 請求項1において、
送信機を備え、前記送信機を利用して、前記判定結果を前記車両の管理者へ送信することを特徴とする車両。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009067233A JP4979729B2 (ja) | 2009-03-19 | 2009-03-19 | タイヤ磨耗判定装置を備えた車両 |
US12/709,096 US8319621B2 (en) | 2009-03-19 | 2010-02-19 | Vehicle having tire wear evaluation system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009067233A JP4979729B2 (ja) | 2009-03-19 | 2009-03-19 | タイヤ磨耗判定装置を備えた車両 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010215195A JP2010215195A (ja) | 2010-09-30 |
JP4979729B2 true JP4979729B2 (ja) | 2012-07-18 |
Family
ID=42737055
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009067233A Expired - Fee Related JP4979729B2 (ja) | 2009-03-19 | 2009-03-19 | タイヤ磨耗判定装置を備えた車両 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8319621B2 (ja) |
JP (1) | JP4979729B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102659755B1 (ko) * | 2023-06-29 | 2024-04-22 | 한국타이어앤테크놀로지 주식회사 | 유효회전반경을 활용한 타이어의 마모 추정 방법 |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3918837B2 (ja) * | 2004-08-06 | 2007-05-23 | 株式会社日立製作所 | 風力発電装置 |
US8552847B1 (en) * | 2012-05-01 | 2013-10-08 | Racing Incident Pty Ltd. | Tactile based performance enhancement system |
FR3006241B1 (fr) * | 2013-06-04 | 2015-05-15 | Renault Sa | Procede de detection et d'indication d'usure dissymetrique d'un pneumatique de vehicule |
DE102014205168A1 (de) * | 2014-03-20 | 2015-10-08 | Bayerische Motoren Werke Aktiengesellschaft | Verfahren, Vorrichtung, Computerprogramm und Computerprogrammprodukt zum Bereitstellen von Daten |
US9719886B2 (en) * | 2015-07-21 | 2017-08-01 | The Goodyear Tire & Rubber Company | Tread wear estimation system and method |
EP3130555B1 (en) * | 2015-08-12 | 2020-11-11 | KONE Corporation | Rope and rope groove monitoring |
EP3159189B1 (en) * | 2015-10-21 | 2018-09-19 | The Goodyear Tire & Rubber Company | Indirect tire wear state estimation system and method of tire state estimation through wheel speed signal feature extraction |
US9821611B2 (en) | 2015-10-21 | 2017-11-21 | The Goodyear Tire & Rubber Company | Indirect tire wear state estimation system |
US9873293B2 (en) * | 2015-10-21 | 2018-01-23 | The Goodyear Tire & Rubber Company | Indirect tire wear state prediction system and method |
JP6502984B2 (ja) * | 2017-03-16 | 2019-04-17 | 株式会社Subaru | 車両の制御装置 |
IT201800005904A1 (it) | 2018-05-31 | 2019-12-01 | Sistema e metodo di rilevamento di danni a pneumatici | |
IT201800005906A1 (it) * | 2018-05-31 | 2019-12-01 | Sistema e metodo di rilevamento di danni a pneumatici | |
IT201800005907A1 (it) * | 2018-05-31 | 2019-12-01 | Sistema e metodo di rilevamento di danni a pneumatici | |
US11644386B2 (en) | 2018-12-11 | 2023-05-09 | The Goodyear Tire & Rubber Company | Tire wear state estimation system and method |
JP7180354B2 (ja) * | 2018-12-14 | 2022-11-30 | 株式会社Soken | タイヤ摩耗検知装置 |
CN113748030B (zh) * | 2019-04-01 | 2023-08-29 | 普利司通美国轮胎运营有限责任公司 | 用于车辆轮胎性能建模和反馈的系统和方法 |
JP7367404B2 (ja) * | 2019-09-04 | 2023-10-24 | 株式会社Soken | タイヤ装置 |
US11203235B2 (en) * | 2020-05-05 | 2021-12-21 | Enervibe Ltd | System for tires pressure and wear detection |
DE102020213513A1 (de) * | 2020-10-28 | 2022-04-28 | Zf Friedrichshafen Ag | Verfahren zur Bestimmung und zur Überwachung des Reifenzustands eines Reifens eines Fahrzeugs |
CN114750543A (zh) * | 2022-04-18 | 2022-07-15 | 东风柳州汽车有限公司 | 轮胎更换提醒方法、装置、设备及存储介质 |
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US5591906A (en) * | 1992-09-16 | 1997-01-07 | Sumitomo Electric Industries, Ltd. | Tire pressure drop detecting device and method |
US5569848A (en) * | 1995-01-06 | 1996-10-29 | Sharp; Everett H. | System, method and apparatus for monitoring tire inflation pressure in a vehicle tire and wheel assembly |
JP3418121B2 (ja) * | 1997-07-10 | 2003-06-16 | 住友ゴム工業株式会社 | タイヤの摩耗状態検知装置および方法 |
JP4523129B2 (ja) * | 2000-07-28 | 2010-08-11 | 住友ゴム工業株式会社 | タイヤの摩耗状態検知装置および方法 |
US6313742B1 (en) * | 2000-08-09 | 2001-11-06 | International Truck & Engine Corp | Method and apparatus for wheel condition and load position sensing |
JP4582920B2 (ja) * | 2001-01-26 | 2010-11-17 | 住友ゴム工業株式会社 | タイヤの摩耗状態検知装置および方法、ならびにタイヤの摩耗判断プログラム |
JP2003172616A (ja) * | 2001-12-05 | 2003-06-20 | Matsushita Electric Ind Co Ltd | 電子機器 |
US7363118B2 (en) * | 2004-08-02 | 2008-04-22 | Volvo Trucks North America, Inc. | Methods and apparatus for reducing vehicle tire wear |
JP2006162384A (ja) | 2004-12-06 | 2006-06-22 | Hitachi Ltd | タイヤ磨耗警告装置 |
JP4770538B2 (ja) | 2006-03-24 | 2011-09-14 | 株式会社日立製作所 | 電気駆動車両、及び電気駆動車両の制御方法 |
JP4857952B2 (ja) | 2006-06-28 | 2012-01-18 | 株式会社日立製作所 | 電気駆動車両 |
JP4486654B2 (ja) | 2007-01-29 | 2010-06-23 | 株式会社日立製作所 | 電動機制御システム、シリーズハイブリッド車両、電動機制御装置、及び電動機制御方法 |
JP4644722B2 (ja) | 2008-03-31 | 2011-03-02 | 日立建機株式会社 | 電気駆動車両 |
-
2009
- 2009-03-19 JP JP2009067233A patent/JP4979729B2/ja not_active Expired - Fee Related
-
2010
- 2010-02-19 US US12/709,096 patent/US8319621B2/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102659755B1 (ko) * | 2023-06-29 | 2024-04-22 | 한국타이어앤테크놀로지 주식회사 | 유효회전반경을 활용한 타이어의 마모 추정 방법 |
Also Published As
Publication number | Publication date |
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US20100238007A1 (en) | 2010-09-23 |
JP2010215195A (ja) | 2010-09-30 |
US8319621B2 (en) | 2012-11-27 |
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