FR2772128B1 - DEVICE AND METHOD FOR DETECTING WATER ON A WINDSHIELD AND AUTOMATIC WIPER SYSTEM INCLUDING THIS DEVICE - Google Patents

DEVICE AND METHOD FOR DETECTING WATER ON A WINDSHIELD AND AUTOMATIC WIPER SYSTEM INCLUDING THIS DEVICE

Info

Publication number
FR2772128B1
FR2772128B1 FR9715571A FR9715571A FR2772128B1 FR 2772128 B1 FR2772128 B1 FR 2772128B1 FR 9715571 A FR9715571 A FR 9715571A FR 9715571 A FR9715571 A FR 9715571A FR 2772128 B1 FR2772128 B1 FR 2772128B1
Authority
FR
France
Prior art keywords
windshield
system including
wiper system
detecting water
automatic wiper
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
FR9715571A
Other languages
French (fr)
Other versions
FR2772128A1 (en
Inventor
Jean Yves Delahaye
Peter Gole
Jacques Lavergnat
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.)
Centre National de la Recherche Scientifique CNRS
Original Assignee
Centre National de la Recherche Scientifique CNRS
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 Centre National de la Recherche Scientifique CNRS filed Critical Centre National de la Recherche Scientifique CNRS
Priority to FR9715571A priority Critical patent/FR2772128B1/en
Priority to PCT/FR1998/002597 priority patent/WO1999030138A1/en
Publication of FR2772128A1 publication Critical patent/FR2772128A1/en
Application granted granted Critical
Publication of FR2772128B1 publication Critical patent/FR2772128B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N22/00—Investigating or analysing materials by the use of microwaves or radio waves, i.e. electromagnetic waves with a wavelength of one millimetre or more
    • G01N22/04—Investigating moisture content
    • 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
    • B60S1/0855—Ultrasonic rain sensor

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
FR9715571A 1997-12-09 1997-12-09 DEVICE AND METHOD FOR DETECTING WATER ON A WINDSHIELD AND AUTOMATIC WIPER SYSTEM INCLUDING THIS DEVICE Expired - Fee Related FR2772128B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9715571A FR2772128B1 (en) 1997-12-09 1997-12-09 DEVICE AND METHOD FOR DETECTING WATER ON A WINDSHIELD AND AUTOMATIC WIPER SYSTEM INCLUDING THIS DEVICE
PCT/FR1998/002597 WO1999030138A1 (en) 1997-12-09 1998-12-02 Device and method for detecting water on a windscreen and automatic wiper system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9715571A FR2772128B1 (en) 1997-12-09 1997-12-09 DEVICE AND METHOD FOR DETECTING WATER ON A WINDSHIELD AND AUTOMATIC WIPER SYSTEM INCLUDING THIS DEVICE

Publications (2)

Publication Number Publication Date
FR2772128A1 FR2772128A1 (en) 1999-06-11
FR2772128B1 true FR2772128B1 (en) 2000-01-28

Family

ID=9514368

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9715571A Expired - Fee Related FR2772128B1 (en) 1997-12-09 1997-12-09 DEVICE AND METHOD FOR DETECTING WATER ON A WINDSHIELD AND AUTOMATIC WIPER SYSTEM INCLUDING THIS DEVICE

Country Status (2)

Country Link
FR (1) FR2772128B1 (en)
WO (1) WO1999030138A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108321485A (en) * 2018-03-05 2018-07-24 华北电力大学（保定） A kind of microwave resonance cavity and steam turbine last stage humidity detector

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6315383B1 (en) * 1999-12-22 2001-11-13 Hewlett-Packard Company Method and apparatus for ink-jet drop trajectory and alignment error detection and correction

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3786330A (en) * 1972-04-28 1974-01-15 Nippendenso Co Ltd Automatic windshield wiping apparatus by using microwaves for vehicles
DE3717050A1 (en) * 1987-05-21 1988-12-08 Volker Dr Hombach Rain sensor for window panes, in particular of motor vehicles
DE3940710A1 (en) * 1989-12-09 1991-06-13 Tzn Forschung & Entwicklung DEVICE FOR DETERMINING THE MEDIUM WATER FILM THICKNESS ON ROAD SURFACES
US5497100A (en) * 1994-10-17 1996-03-05 Hughes Aircraft Company Surface condition sensing system
US5652522A (en) * 1995-09-21 1997-07-29 Hughes Electronics Dielectric-loaded surface-condition sensor and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108321485A (en) * 2018-03-05 2018-07-24 华北电力大学（保定） A kind of microwave resonance cavity and steam turbine last stage humidity detector

Also Published As

Publication number Publication date
FR2772128A1 (en) 1999-06-11
WO1999030138A1 (en) 1999-06-17

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Legal Events

Date Code Title Description
ST Notification of lapse