FR2722291B1 - Dispositif pour la detection d'un etat de surface d'une vitre de vehicule, et notamment pour la detection de las presence de gouttes d'eau sur un pare-brise - Google Patents

Dispositif pour la detection d'un etat de surface d'une vitre de vehicule, et notamment pour la detection de las presence de gouttes d'eau sur un pare-brise

Info

Publication number
FR2722291B1
FR2722291B1 FR9408342A FR9408342A FR2722291B1 FR 2722291 B1 FR2722291 B1 FR 2722291B1 FR 9408342 A FR9408342 A FR 9408342A FR 9408342 A FR9408342 A FR 9408342A FR 2722291 B1 FR2722291 B1 FR 2722291B1
Authority
FR
France
Prior art keywords
detecting
windshield
drops
water
surface condition
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
FR9408342A
Other languages
English (en)
Other versions
FR2722291A1 (fr
Inventor
Jean Louis Boucheron
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.)
Valeo Electronique SA
Original Assignee
Valeo Electronique SA
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 Valeo Electronique SA filed Critical Valeo Electronique SA
Priority to FR9408342A priority Critical patent/FR2722291B1/fr
Publication of FR2722291A1 publication Critical patent/FR2722291A1/fr
Application granted granted Critical
Publication of FR2722291B1 publication Critical patent/FR2722291B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V8/00—Prospecting or detecting by optical means
    • G01V8/10—Detecting, e.g. by using light barriers
    • G01V8/12—Detecting, e.g. by using light barriers using one transmitter and one receiver
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
    • B60S1/00—Cleaning of vehicles
    • B60S1/02—Cleaning windscreens, windows or optical devices
    • B60S1/04—Wipers or the like, e.g. scrapers
    • B60S1/06—Wipers or the like, e.g. scrapers characterised by the drive
    • B60S1/08—Wipers or the like, e.g. scrapers characterised by the drive electrically driven
    • B60S1/0818—Wipers or the like, e.g. scrapers characterised by the drive electrically driven including control systems responsive to external conditions, e.g. by detection of moisture, dirt or the like
    • B60S1/0822—Wipers or the like, e.g. scrapers characterised by the drive electrically driven including control systems responsive to external conditions, e.g. by detection of moisture, dirt or the like characterized by the arrangement or type of detection means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
    • B60S1/00—Cleaning of vehicles
    • B60S1/02—Cleaning windscreens, windows or optical devices
    • B60S1/04—Wipers or the like, e.g. scrapers
    • B60S1/06—Wipers or the like, e.g. scrapers characterised by the drive
    • B60S1/08—Wipers or the like, e.g. scrapers characterised by the drive electrically driven
    • B60S1/0818—Wipers or the like, e.g. scrapers characterised by the drive electrically driven including control systems responsive to external conditions, e.g. by detection of moisture, dirt or the like
    • B60S1/0822—Wipers or the like, e.g. scrapers characterised by the drive electrically driven including control systems responsive to external conditions, e.g. by detection of moisture, dirt or the like characterized by the arrangement or type of detection means
    • B60S1/0833—Optical rain sensor
    • B60S1/0837—Optical rain sensor with a particular arrangement of the optical elements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/43—Refractivity; Phase-affecting properties, e.g. optical path length by measuring critical angle
FR9408342A 1994-07-06 1994-07-06 Dispositif pour la detection d'un etat de surface d'une vitre de vehicule, et notamment pour la detection de las presence de gouttes d'eau sur un pare-brise Expired - Fee Related FR2722291B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9408342A FR2722291B1 (fr) 1994-07-06 1994-07-06 Dispositif pour la detection d'un etat de surface d'une vitre de vehicule, et notamment pour la detection de las presence de gouttes d'eau sur un pare-brise

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9408342A FR2722291B1 (fr) 1994-07-06 1994-07-06 Dispositif pour la detection d'un etat de surface d'une vitre de vehicule, et notamment pour la detection de las presence de gouttes d'eau sur un pare-brise

Publications (2)

Publication Number Publication Date
FR2722291A1 FR2722291A1 (fr) 1996-01-12
FR2722291B1 true FR2722291B1 (fr) 1996-10-04

Family

ID=9465061

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9408342A Expired - Fee Related FR2722291B1 (fr) 1994-07-06 1994-07-06 Dispositif pour la detection d'un etat de surface d'une vitre de vehicule, et notamment pour la detection de las presence de gouttes d'eau sur un pare-brise

Country Status (1)

Country Link
FR (1) FR2722291B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104215267A (zh) * 2013-05-30 2014-12-17 赫拉胡克公司 传感器装置

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19725287A1 (de) 1997-06-14 1998-12-17 Itt Mfg Enterprises Inc Regensensor mit gebondeten Sensor-Chips
JPH1137927A (ja) * 1997-07-22 1999-02-12 Nippon Sheet Glass Co Ltd レインセンサを備えた透明基板
US5898183A (en) * 1997-10-16 1999-04-27 Libbey-Owens-Ford Co. Compact moisture sensor with efficient high obliquity optics
DE19839273A1 (de) * 1998-03-17 1999-09-23 Bosch Gmbh Robert Optischer Sensor
DE19861428B4 (de) * 1998-03-17 2008-01-10 Robert Bosch Gmbh Optischer Sensor
US7236249B1 (en) 1998-04-08 2007-06-26 Robert Bosch Gmbh Rain sensor
EP1398231A3 (fr) * 1998-10-12 2004-06-09 Robert Bosch Gmbh Capteur de pluie
DE19846968A1 (de) 1998-04-08 1999-10-14 Bosch Gmbh Robert Regensensor
DE10342159A1 (de) * 2003-09-12 2005-04-07 Robert Bosch Gmbh Kombinierte Sensoranordnung zur Detektion von Umgebungslicht und Regen
DE102004038422B3 (de) 2004-07-30 2006-01-12 Schefenacker Vision Systems Germany Gmbh Sensoreinrichtung, Verwendung einer Sensoreinrichtung sowie Fahrzeugleuchte
US7847255B2 (en) * 2006-11-16 2010-12-07 Pilkington North America, Inc. Multi-mode rain sensor
DE102008033204A1 (de) 2008-07-15 2010-02-04 Trw Automotive Electronics & Components Gmbh Optischer Sensor
CN106556573B (zh) * 2016-11-17 2018-01-12 仝宁瑶 一种用于测定玻璃折射率的实验装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5985944A (ja) * 1982-11-08 1984-05-18 Nippon Denso Co Ltd ウインドシ−ルドワイパ自動制御装置のための液体検出器
JPS59168341A (ja) * 1983-03-15 1984-09-22 Nippon Denso Co Ltd ウインドシ−ルドワイパ自動制御装置のための液体検出器
DE3806881A1 (de) * 1988-03-03 1989-09-07 Kostal Leopold Gmbh & Co Kg Sensoreinrichtung
DE3823300C1 (en) * 1988-07-09 1989-08-17 Leopold Kostal Gmbh & Co Kg, 5880 Luedenscheid, De Sensor device
DE4006174C1 (fr) * 1990-02-28 1991-07-25 Leopold Kostal Gmbh & Co Kg, 5880 Luedenscheid, De
US5204538A (en) * 1992-05-18 1993-04-20 Xerox Corporation Densitometer for an electrophotographic printer using focused and unfocused reflecting beams

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104215267A (zh) * 2013-05-30 2014-12-17 赫拉胡克公司 传感器装置
CN104215267B (zh) * 2013-05-30 2018-06-01 赫拉胡克公司 传感器装置

Also Published As

Publication number Publication date
FR2722291A1 (fr) 1996-01-12

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20100331