BR112012014995A2 - deteccao univoca do limiar de desgaste de um pneumatico - Google Patents
deteccao univoca do limiar de desgaste de um pneumaticoInfo
- Publication number
- BR112012014995A2 BR112012014995A2 BR112012014995A BR112012014995A BR112012014995A2 BR 112012014995 A2 BR112012014995 A2 BR 112012014995A2 BR 112012014995 A BR112012014995 A BR 112012014995A BR 112012014995 A BR112012014995 A BR 112012014995A BR 112012014995 A2 BR112012014995 A2 BR 112012014995A2
- Authority
- BR
- Brazil
- Prior art keywords
- nei
- threshold
- kmin
- detection
- value
- Prior art date
Links
- 238000001514 detection method Methods 0.000 title abstract 4
- 238000000034 method Methods 0.000 abstract 1
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
- B60C11/24—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
- B60C19/00—Tyre parts or constructions not otherwise provided for
- B60C2019/006—Warning devices, e.g. devices generating noise due to flat or worn tyres
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
detecção unívoca do limiar de desgste de um pneumático. durante o processo de detecção de desgaste de um pneumático compreendendo uma banda de rodagem apresentando pelo menos dois limiares si, de desgaste radial predeterminado: além de cada limiar s1 a banda de rodagem é conformada de modo que ela compreende nei, conjunto(s) de cavidades sonoras associadas ao limiar s1 kmin é o valor mínimo dos valores de ki, com: ki=nei/nei quando para o valor de i e [2,m], nei/nei-1 >1, ou de ki=nei-1/nei quando para o valor de i e [2,m], nei-1/nei >1 para cada limiar, detecta-se um ruído de impressão acústica emitido pela ou pelas cavidade sonora associadas neste limiar a uma velocidade v, e limita-se o valor da velocidade v para a detecção do ruído de impressão acústica em um intervalo i=[kmin; vmax] verificando vmax<kmin.kmin
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0959241A FR2954224B1 (fr) | 2009-12-18 | 2009-12-18 | Procede de detection univoque du seuil d'usure d'un pneumatique |
| PCT/FR2010/052739 WO2011077029A1 (fr) | 2009-12-18 | 2010-12-15 | Detection univoque du seuil d'usure d'un pneumatique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112012014995A2 true BR112012014995A2 (pt) | 2017-03-01 |
Family
ID=42342017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112012014995A BR112012014995A2 (pt) | 2009-12-18 | 2010-12-15 | deteccao univoca do limiar de desgaste de um pneumatico |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20120266650A1 (pt) |
| EP (1) | EP2512832A1 (pt) |
| JP (1) | JP5677458B2 (pt) |
| CN (1) | CN102741066A (pt) |
| BR (1) | BR112012014995A2 (pt) |
| FR (1) | FR2954224B1 (pt) |
| WO (1) | WO2011077029A1 (pt) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2953164B1 (fr) | 2009-12-02 | 2012-01-06 | Michelin Soc Tech | Procede de detection de l'usure d'un pneumatique |
| FR2976521B1 (fr) * | 2011-06-15 | 2016-09-09 | Soc De Tech Michelin | Procede de detection univoque du seuil d'usure d'un pneumatique |
| FR2976520B1 (fr) * | 2011-06-15 | 2014-05-09 | Michelin Soc Tech | Pneumatique comprenant des temoins d'usure sonores monobarettes |
| FR2981009B1 (fr) * | 2011-10-06 | 2013-12-20 | Michelin Soc Tech | Procede perfectionne de detection de l'usure d'un pneumatique |
| FR2999997B1 (fr) | 2012-12-21 | 2015-02-06 | Michelin & Cie | Vehicule comprenant des moyens de detection du bruit genere par un pneumatique |
| DE102013220882B4 (de) * | 2013-10-15 | 2019-05-29 | Continental Automotive Gmbh | Verfahren, Steuergerät und System zum Ermitteln einer Profiltiefe eines Profils zumindest eines Reifens |
| FR3015036B1 (fr) | 2013-12-18 | 2016-01-22 | Michelin & Cie | Methode de detection acoustique de l'etat de la route et du pneumatique |
| DE102014210715A1 (de) | 2014-06-05 | 2015-12-17 | Continental Reifen Deutschland Gmbh | Fahrzeugluftreifen |
| FR3058930A1 (fr) | 2016-11-21 | 2018-05-25 | Compagnie Generale Des Etablissements Michelin | Procede de controle et/ou de suivi de l'utilisation d'un pneumatique |
| CN108398359B (zh) * | 2018-02-05 | 2020-09-22 | 三峡大学 | 一种判别轮胎劳损程度及安全评价方法 |
| US10518590B2 (en) * | 2018-03-05 | 2019-12-31 | Sensata Technologies, Inc. | System and method for tracking tire tread wear |
| IT201800005907A1 (it) * | 2018-05-31 | 2019-12-01 | Sistema e metodo di rilevamento di danni a pneumatici | |
| DE102019204198A1 (de) * | 2019-03-27 | 2020-10-01 | Audi Ag | Verfahren zum Überwachen einer Antriebseinheit zum Antreiben eines Kraftfahrzeugs, Computerprogrammprodukt und Kraftfahrzeug |
| WO2022150824A1 (en) * | 2021-01-07 | 2022-07-14 | Bridgestone Americas Tire Operations, Llc | System and method for estimating tire wear using acoustic footprint analysis |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0627680B2 (ja) * | 1990-10-11 | 1994-04-13 | 株式会社ブリヂストン | タイヤ騒音シミュレート方法及びシミュレータ |
| JPH07198371A (ja) * | 1993-12-28 | 1995-08-01 | Yokohama Rubber Co Ltd:The | 異音発生タイヤ判定方法 |
| JP3511413B2 (ja) * | 1995-02-01 | 2004-03-29 | 株式会社ブリヂストン | 空気入りタイヤ |
| US6278361B1 (en) * | 1999-12-03 | 2001-08-21 | Trw Inc. | System and method for monitoring vehicle conditions affecting tires |
| FR2816887B1 (fr) * | 2000-11-20 | 2003-03-14 | Dufournier Technologies | Procede et dispositif detecteur d'usure des pneumatiques ou bandes de roulement et surfaces ou zones d'usure analogues |
| JP2005067407A (ja) * | 2003-08-25 | 2005-03-17 | Yokohama Rubber Co Ltd:The | 空気入りタイヤ |
| DE102004016488A1 (de) * | 2004-04-03 | 2005-10-20 | Continental Ag | Verfahren zur Messung der Profiltiefe eines Reifens und Reifen zur Durchführung des Verfahrens |
| FR2883508B1 (fr) * | 2005-03-25 | 2007-05-18 | Michelin Soc Tech | Indicateur d'usure pour pneumatique |
| JP5072463B2 (ja) * | 2007-07-11 | 2012-11-14 | 株式会社ブリヂストン | タイヤの摩耗検知方法及びタイヤの摩耗検知装置 |
| JP5251362B2 (ja) * | 2008-08-27 | 2013-07-31 | 横浜ゴム株式会社 | 空気入りタイヤ |
| FR2937902B1 (fr) * | 2008-11-06 | 2011-12-09 | Michelin Rech Tech | Pneumatique muni de temoins d'usure sonores |
| FR2940190B1 (fr) * | 2008-12-23 | 2012-05-18 | Michelin Soc Tech | Procede d'alerte concernant l'usure d'un pneumatique muni d'un sillon |
| FR2943276B1 (fr) * | 2009-03-19 | 2013-05-17 | Michelin Soc Tech | Procede de surveillance de l'etat d'un pneumatique |
-
2009
- 2009-12-18 FR FR0959241A patent/FR2954224B1/fr not_active Expired - Fee Related
-
2010
- 2010-12-15 US US13/516,933 patent/US20120266650A1/en not_active Abandoned
- 2010-12-15 CN CN2010800628294A patent/CN102741066A/zh active Pending
- 2010-12-15 WO PCT/FR2010/052739 patent/WO2011077029A1/fr not_active Ceased
- 2010-12-15 EP EP10809021A patent/EP2512832A1/fr not_active Withdrawn
- 2010-12-15 BR BR112012014995A patent/BR112012014995A2/pt not_active IP Right Cessation
- 2010-12-15 JP JP2012543876A patent/JP5677458B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP5677458B2 (ja) | 2015-02-25 |
| US20120266650A1 (en) | 2012-10-25 |
| WO2011077029A1 (fr) | 2011-06-30 |
| FR2954224A1 (fr) | 2011-06-24 |
| JP2013514226A (ja) | 2013-04-25 |
| EP2512832A1 (fr) | 2012-10-24 |
| FR2954224B1 (fr) | 2013-05-10 |
| CN102741066A (zh) | 2012-10-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] | ||
| B08K | Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette] |