FR2822945B1 - Procede pour determiner la position angulaire d'un vehicule - Google Patents

Procede pour determiner la position angulaire d'un vehicule

Info

Publication number
FR2822945B1
FR2822945B1 FR0203811A FR0203811A FR2822945B1 FR 2822945 B1 FR2822945 B1 FR 2822945B1 FR 0203811 A FR0203811 A FR 0203811A FR 0203811 A FR0203811 A FR 0203811A FR 2822945 B1 FR2822945 B1 FR 2822945B1
Authority
FR
France
Prior art keywords
vehicle
determining
angular position
angular
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.)
Expired - Fee Related
Application number
FR0203811A
Other languages
English (en)
Other versions
FR2822945A1 (fr
Inventor
Hardy Haas
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of FR2822945A1 publication Critical patent/FR2822945A1/fr
Application granted granted Critical
Publication of FR2822945B1 publication Critical patent/FR2822945B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
    • B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
    • B60R21/0132—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over responsive to vehicle motion parameters, e.g. to vehicle longitudinal or transversal deceleration or speed value
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
    • B60G17/019—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the type of sensor or the arrangement thereof
    • B60G17/01908—Acceleration or inclination sensors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
    • B60G17/0195—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the regulation being combined with other vehicle control systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
    • B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/17—Using electrical or electronic regulation means to control braking
    • B60T8/172—Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
    • B60G2400/05—Attitude
    • B60G2400/051—Angle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
    • B60G2800/01—Attitude or posture control
    • B60G2800/019—Inclination due to load distribution or road gradient
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
    • B60G2800/70—Estimating or calculating vehicle parameters or state variables
    • B60G2800/702—Improving accuracy of a sensor signal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
    • B60G2800/90—System Controller type
    • B60G2800/91—Suspension Control
    • B60G2800/912—Attitude Control; levelling control
    • B60G2800/9124—Roll-over protection systems, e.g. for warning or control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R2021/0002—Type of accident
    • B60R2021/0018—Roll-over
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
    • B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
    • B60R2021/01306—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over monitoring vehicle inclination
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
    • B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
    • B60R21/0132—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over responsive to vehicle motion parameters, e.g. to vehicle longitudinal or transversal deceleration or speed value
    • B60R2021/01327—Angular velocity or angular acceleration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T2210/00—Detection or estimation of road or environment conditions; Detection or estimation of road shapes
    • B60T2210/20—Road shapes
    • B60T2210/22—Banked curves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T2230/00—Monitoring, detecting special vehicle behaviour; Counteracting thereof
    • B60T2230/03—Overturn, rollover
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T2250/00—Monitoring, detecting, estimating vehicle conditions
    • B60T2250/06—Sensor zero-point adjustment; Offset compensation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Vehicle Body Suspensions (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Navigation (AREA)
FR0203811A 2001-03-28 2002-03-27 Procede pour determiner la position angulaire d'un vehicule Expired - Fee Related FR2822945B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10115217A DE10115217C1 (de) 2001-03-28 2001-03-28 Verfahren zum Bestimmen der Winkellage eines Fahrzeugs

Publications (2)

Publication Number Publication Date
FR2822945A1 FR2822945A1 (fr) 2002-10-04
FR2822945B1 true FR2822945B1 (fr) 2005-09-23

Family

ID=7679341

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0203811A Expired - Fee Related FR2822945B1 (fr) 2001-03-28 2002-03-27 Procede pour determiner la position angulaire d'un vehicule

Country Status (4)

Country Link
US (1) US6650971B2 (fr)
JP (1) JP2002310644A (fr)
DE (1) DE10115217C1 (fr)
FR (1) FR2822945B1 (fr)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6834218B2 (en) 2001-11-05 2004-12-21 Ford Global Technologies, Llc Roll over stability control for an automotive vehicle
US6356188B1 (en) 2000-09-25 2002-03-12 Ford Global Technologies, Inc. Wheel lift identification for an automotive vehicle
US6654674B2 (en) 2001-11-21 2003-11-25 Ford Global Technologies, Llc Enhanced system for yaw stability control system to include roll stability control function
US6782315B2 (en) * 2002-06-19 2004-08-24 Ford Global Technologies, Llc Method and apparatus for compensating misalignments of a sensor system used in a vehicle dynamic control system
US6941205B2 (en) 2002-08-01 2005-09-06 Ford Global Technologies, Llc. System and method for deteching roll rate sensor fault
US20040024504A1 (en) 2002-08-05 2004-02-05 Salib Albert Chenouda System and method for operating a rollover control system during an elevated condition
US20040024505A1 (en) 2002-08-05 2004-02-05 Salib Albert Chenouda System and method for operating a rollover control system in a transition to a rollover condition
US7239949B2 (en) 2003-02-26 2007-07-03 Ford Global Technologies, Llc Integrated sensing system
WO2005002929A1 (fr) * 2003-06-27 2005-01-13 Siemens Vdo Automotive Corporation Detection de plausibilite d'un angle de roulis
DE102004008602A1 (de) * 2004-02-21 2005-09-08 Conti Temic Microelectronic Gmbh Verfahren und Vorrichtung zum Auslösen eines Insassenschutzsystems eines Fahrzeugs
DE102004014576A1 (de) * 2004-03-25 2005-10-13 Zf Friedrichshafen Ag Verfahren und Fahrwerksanordnung zur Fahrstabilitätsregelung eines Kraftfahrzeuges
US7451032B2 (en) 2004-06-02 2008-11-11 Ford Global Technologies, Llc System and method for determining desired yaw rate and lateral velocity for use in a vehicle dynamic control system
DE102004029064B3 (de) * 2004-06-16 2006-03-30 Siemens Ag Verfahren und Vorrichtung zum Erkennen einer Überschlagssituation bei einem Kraftfahrzeug
US7640081B2 (en) 2004-10-01 2009-12-29 Ford Global Technologies, Llc Roll stability control using four-wheel drive
US7668645B2 (en) 2004-10-15 2010-02-23 Ford Global Technologies System and method for dynamically determining vehicle loading and vertical loading distance for use in a vehicle dynamic control system
US7715965B2 (en) 2004-10-15 2010-05-11 Ford Global Technologies System and method for qualitatively determining vehicle loading conditions
US7660654B2 (en) 2004-12-13 2010-02-09 Ford Global Technologies, Llc System for dynamically determining vehicle rear/trunk loading for use in a vehicle control system
JP4534742B2 (ja) * 2004-12-14 2010-09-01 株式会社アドヴィックス 車両用横転抑制制御装置
DE102004060292A1 (de) * 2004-12-15 2006-07-06 Robert Bosch Gmbh Neigungswinkelermittlung für ein Motorrad
US7480547B2 (en) 2005-04-14 2009-01-20 Ford Global Technologies, Llc Attitude sensing system for an automotive vehicle relative to the road
US7590481B2 (en) 2005-09-19 2009-09-15 Ford Global Technologies, Llc Integrated vehicle control system using dynamically determined vehicle conditions
CN101316742B (zh) 2005-10-13 2011-02-09 Trw汽车美国有限责任公司 控制车辆中的可致动约束系统的装置
US8121758B2 (en) 2005-11-09 2012-02-21 Ford Global Technologies System for determining torque and tire forces using integrated sensing system
US7600826B2 (en) 2005-11-09 2009-10-13 Ford Global Technologies, Llc System for dynamically determining axle loadings of a moving vehicle using integrated sensing system and its application in vehicle dynamics controls
DE102006061483B4 (de) * 2006-02-22 2024-01-25 Continental Automotive Technologies GmbH Verfahren und Vorrichtung zur Bestimmung des Rollwinkels eines Kraftrades
DE102006048414B3 (de) * 2006-10-12 2008-06-26 Siemens Ag Verfahren und Anordnung zum Erkennen einer Rollover-Situation
DE102007004606A1 (de) 2007-01-30 2008-07-31 Siemens Ag Verfahren und Vorrichtung zum Ermitteln eines Signalversatzes eines Rollratensensors
FR2916412B1 (fr) * 2007-05-23 2009-08-21 Michelin Soc Tech Procede de reglage binaire de la position angulaire du plan d'une roue de vehicule automobile.
DE102007024821B3 (de) * 2007-05-29 2008-11-27 Continental Automotive Gmbh Verfahren und Vorrichtung zum Erkennen eines Fahrzeugüberschlags
DE102007032591B3 (de) * 2007-07-12 2008-09-04 Vdo Automotive Ag Verfahren und Vorrichtung zum Erkennen eines Fahrzeugüberschlags
JP5181836B2 (ja) * 2008-05-27 2013-04-10 日本精工株式会社 ロール角推定装置、及び電動パワーステアリング装置
CN114858110B (zh) * 2022-05-09 2023-12-15 潍柴动力股份有限公司 离合器位置传感器的检测方法、装置及车辆

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4166406A (en) * 1977-09-06 1979-09-04 Litton Systems, Inc. Self-aligning pitch and azimuth reference unit
GB8909074D0 (en) * 1989-04-21 1989-06-07 Lotus Group Plc Vehicle control system
JPH05272965A (ja) * 1992-03-25 1993-10-22 Tamagawa Seiki Co Ltd 移動体用姿勢角表示方法及び表示装置
JPH05272964A (ja) * 1992-03-25 1993-10-22 Tamagawa Seiki Co Ltd 移動体用姿勢角表示方法及び表示装置
JPH07276958A (ja) * 1994-04-15 1995-10-24 Toyota Autom Loom Works Ltd 車両の姿勢制御方法及び装置
JPH082234A (ja) * 1994-06-17 1996-01-09 Toyota Motor Corp 車体傾斜角算出装置
JP3423418B2 (ja) * 1994-06-30 2003-07-07 松下電器産業株式会社 移動体旋回角度算出装置
JPH08178687A (ja) * 1994-12-26 1996-07-12 Pioneer Electron Corp 姿勢検出方法及び装置
JP3161283B2 (ja) * 1995-06-15 2001-04-25 トヨタ自動車株式会社 車両の横加速度検出装置
JPH1114363A (ja) * 1997-06-23 1999-01-22 Fujitsu Ten Ltd ドリフト検出補正手段
JPH11190628A (ja) * 1997-12-26 1999-07-13 Unisia Jecs Corp 車両傾斜角検出装置
DE19821617C1 (de) * 1998-05-15 1999-09-30 Daimler Chrysler Ag Verfahren und Vorrichtung zur Messung des Neigungswinkels in seitlich geneigten Kurven und deren Verwendung
JP3252797B2 (ja) * 1998-06-19 2002-02-04 トヨタ自動車株式会社 ロールオーバー判別方法
DE19828338A1 (de) * 1998-06-25 1999-12-30 Bosch Gmbh Robert Verfahren zum Ermitteln einer zu einem Überrollvorgang führenden kritischen Winkellage eines Fahrzeugs
DE19829582C1 (de) * 1998-07-02 2000-03-09 Daimler Chrysler Ag Verfahren und Vorrichtung zur Drehratenbestimmung, insbesondere der Gier-Drehrate eines Kraftfahrzeugs
US6292759B1 (en) * 1998-11-19 2001-09-18 Delphi Technologies, Inc. Vehicle attitude angle estimation using sensed signal blending
FR2789172B1 (fr) * 1999-02-02 2001-04-13 Sextant Avionique Appareil a gyrometres et accelerometres pour la determination des attitudes d'un aerodyne
JP2003517151A (ja) * 1999-12-16 2003-05-20 シーメンス アクチエンゲゼルシヤフト ほぼ水平な回転軸の周りに回転する対象体の絶対回転角度を決定する方法および装置

Also Published As

Publication number Publication date
DE10115217C1 (de) 2002-08-14
US20020163437A1 (en) 2002-11-07
US6650971B2 (en) 2003-11-18
JP2002310644A (ja) 2002-10-23
FR2822945A1 (fr) 2002-10-04

Similar Documents

Publication Publication Date Title
FR2828267B3 (fr) "lampe pour vehicule"
FR2831116B1 (fr) Appareil de reglage automaique d'angle de site pour phare de vehicule
EP1543465A4 (fr) Procede pour determiner un lieu de rencontre a l'aide d'une modelisation spatio-semantique
FR2821424B1 (fr) Instrument indicateur pour un vehicule
EP1357357A4 (fr) Procede de guidage routier jusqu'a une destination
EP1566881A4 (fr) Controleur d'alternateur pour vehicule
EP1500548A4 (fr) Systeme d'affichage pour vehicule
FR2816512B1 (fr) Procede de determination de la capacite residuelle fonctionnelle d'un poumon
FR2808350B1 (fr) Procede d'aide a la conception de suspension de vehicule
FR2803651B1 (fr) Procede de determination de la surface reflechissante d'un reflecteur pour lampe de vehicule
FR2820698B1 (fr) Procede de classification d'un phenomene de retournement d'un vehicule
FR2840982B1 (fr) Procede pour determiner un trajet pour un vehicule a l'aide d'un systeme de navigation
FR2863353B1 (fr) Procede pour determiner la position absolue d'un composant mobile
FR2817217B1 (fr) Procede d'assistance d'un vehicule en freinage asymetrique
FR2832115B1 (fr) Procede de calibrage d'un systeme de vehicule
FR2799271B1 (fr) Procede de determination de surface d'un reflecteur de lampe pour vehicule
FR2823857B1 (fr) Procede de determination de la position d'une balise emettrice
FR2805676B1 (fr) Systeme d'entrainement pour vehicule
FR2827390B1 (fr) Procede pour determiner l'etat de charge d'accumulateurs
FR2839688B1 (fr) Procede de reglage de l'angle de pivotement horizontal d'un projecteur de vehicule
FR2802157B1 (fr) Appareil de reglage de la direction d'eclairage d'un phare de vehicule
FR2830799B1 (fr) Procede et dispositif pour determiner la demande d'un conducteur pour la commande d'un vehicule automobile
FR2799270B1 (fr) Procede de determination de la surface d'un reflecteur, et lampe pour vehicule comprenant celui-ci
FR2803391B1 (fr) Procede pour determiner les distances de visibilite d'une voie de circulation
FR2838513B1 (fr) Procede pour relever la forme d'un contour d'une lentille ophtalmique prealablement usinee

Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20121130