CA1222302A - Automatic wiper actuator for a vehicle window - Google Patents

Automatic wiper actuator for a vehicle window

Info

Publication number
CA1222302A
CA1222302A CA000482773A CA482773A CA1222302A CA 1222302 A CA1222302 A CA 1222302A CA 000482773 A CA000482773 A CA 000482773A CA 482773 A CA482773 A CA 482773A CA 1222302 A CA1222302 A CA 1222302A
Authority
CA
Canada
Prior art keywords
wave
capacitor
moisture
rectangular voltage
gate
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
Application number
CA000482773A
Other languages
English (en)
French (fr)
Inventor
Donald E. Graham
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.)
Motors Liquidation Co
Original Assignee
Motors Liquidation Co
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 Motors Liquidation Co filed Critical Motors Liquidation Co
Application granted granted Critical
Publication of CA1222302A publication Critical patent/CA1222302A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B60S1/0825—Capacitive rain sensor
    • B60S1/0829—Oscillator-resonator rain sensor
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S15/00—Brushing, scrubbing, and general cleaning
    • Y10S15/15—Moisture responsive
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S318/00—Electricity: motive power systems
    • Y10S318/02—Windshield wiper controls

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Direct Current Motors (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
CA000482773A 1984-11-29 1985-05-30 Automatic wiper actuator for a vehicle window Expired CA1222302A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/676,385 US4567412A (en) 1984-11-29 1984-11-29 Automatic wiper actuator for a vehicle window
US676,385 1984-11-29

Publications (1)

Publication Number Publication Date
CA1222302A true CA1222302A (en) 1987-05-26

Family

ID=24714285

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000482773A Expired CA1222302A (en) 1984-11-29 1985-05-30 Automatic wiper actuator for a vehicle window

Country Status (4)

Country Link
US (1) US4567412A (US08063081-20111122-C00044.png)
EP (1) EP0184310A3 (US08063081-20111122-C00044.png)
JP (1) JPS61143247A (US08063081-20111122-C00044.png)
CA (1) CA1222302A (US08063081-20111122-C00044.png)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0175362A3 (en) * 1984-09-19 1988-12-07 Omron Tateisi Electronics Co. Capacitive-type detection device
JPH0428478Y2 (US08063081-20111122-C00044.png) * 1986-09-17 1992-07-09
JPH0428479Y2 (US08063081-20111122-C00044.png) * 1986-09-17 1992-07-09
DE3643414A1 (de) * 1986-12-19 1988-06-30 Swf Auto Electric Gmbh Wischanlage fuer fahrzeuge
US4827198A (en) * 1988-02-09 1989-05-02 General Motors Corporation Vehicle windshield and wiper with rain sensor
GB2231406A (en) * 1988-12-24 1990-11-14 Peter Julian Gardner Field Automatically actuated windscreen wipers
US4956591A (en) * 1989-02-28 1990-09-11 Donnelly Corporation Control for a moisture sensor
US4916374A (en) * 1989-02-28 1990-04-10 Donnelly Corporation Continuously adaptive moisture sensor system for wiper control
DE3939938A1 (de) * 1989-12-02 1991-06-06 Vdo Schindling Einrichtung zur steuerung eines scheibenwischers
DE4000735A1 (de) * 1990-01-12 1991-07-18 Vdo Schindling Verfahren und anordnung zur steuerung eines scheibenwischers
US5669986A (en) * 1995-06-07 1997-09-23 Itt Automotive Electrical Systems, Inc. Replenishment of vehicle windshield washer solvent using rainwater
US5682788A (en) * 1995-07-12 1997-11-04 Netzer; Yishay Differential windshield capacitive moisture sensor
US5801307A (en) * 1995-07-12 1998-09-01 Netzer; Yishay Differential windshield capacitive moisture sensors
US5685697A (en) * 1995-08-02 1997-11-11 Itt Automotive Electrical Systems, Inc. Combined check valve and pressure sensor
US8576083B2 (en) * 2009-12-10 2013-11-05 Enterprise Electronics, Llc Rain detector

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2057062A1 (de) * 1970-11-20 1972-05-25 Meyer, Manfred, 8501 Moorenbrunn Feuchtigkeitsabhängiges Schaltgerät, insbesondere zur Verwendung in Fahrzeugen
DE2239359A1 (de) * 1972-08-10 1974-02-21 Bosch Gmbh Robert Schaltanordnung mit einem kapazitiven detektor
DE2345546A1 (de) * 1973-09-10 1975-03-20 Schmidt Karl Heinz Selbsttaetige steuerung einer kraftfahrzeug-scheibenwischanlage
US4001676A (en) * 1975-08-27 1977-01-04 General Motors Corporation Solid-state threshold detector
US4065715A (en) * 1975-12-18 1977-12-27 General Motors Corporation Pulse duration modulated signal transducer
DE2630470A1 (de) * 1976-07-07 1978-01-12 Schmidt Karl Heinz Selbsttaetige steuerung von kraftfahrzeug-scheibenwischanlagen
US4065721A (en) * 1976-11-15 1977-12-27 General Motors Corporation Solid state threshold detector with hysteresis
GB2105184B (en) * 1981-09-04 1985-11-20 Hugh Andrew Pincherle Control of windscreen wipers

Also Published As

Publication number Publication date
JPS61143247A (ja) 1986-06-30
EP0184310A2 (en) 1986-06-11
EP0184310A3 (en) 1987-09-02
US4567412A (en) 1986-01-28
JPH0331617B2 (US08063081-20111122-C00044.png) 1991-05-07

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Legal Events

Date Code Title Description
MKEX Expiry