AU2139395A - Method and apparatus for detecting liquid on a solid material surface - Google Patents

Method and apparatus for detecting liquid on a solid material surface

Info

Publication number
AU2139395A
AU2139395A AU21393/95A AU2139395A AU2139395A AU 2139395 A AU2139395 A AU 2139395A AU 21393/95 A AU21393/95 A AU 21393/95A AU 2139395 A AU2139395 A AU 2139395A AU 2139395 A AU2139395 A AU 2139395A
Authority
AU
Australia
Prior art keywords
solid material
material surface
detecting liquid
detecting
liquid
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.)
Abandoned
Application number
AU21393/95A
Inventor
Matti Kolari
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU2139395A publication Critical patent/AU2139395A/en
Abandoned 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
    • B60S1/0833—Optical rain sensor
    • B60S1/0837—Optical rain sensor with a particular arrangement of the optical elements
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (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 Analysing Materials By Optical Means (AREA)
AU21393/95A 1994-04-07 1995-03-30 Method and apparatus for detecting liquid on a solid material surface Abandoned AU2139395A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI941605 1994-04-07
FI941605A FI95081C (en) 1994-04-07 1994-04-07 Method and apparatus for detecting liquid on solid surface material
PCT/FI1995/000171 WO1995027894A1 (en) 1994-04-07 1995-03-30 Method and apparatus for detecting liquid on a solid material surface

Publications (1)

Publication Number Publication Date
AU2139395A true AU2139395A (en) 1995-10-30

Family

ID=8540473

Family Applications (1)

Application Number Title Priority Date Filing Date
AU21393/95A Abandoned AU2139395A (en) 1994-04-07 1995-03-30 Method and apparatus for detecting liquid on a solid material surface

Country Status (3)

Country Link
AU (1) AU2139395A (en)
FI (1) FI95081C (en)
WO (1) WO1995027894A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6118383A (en) * 1993-05-07 2000-09-12 Hegyi; Dennis J. Multi-function light sensor for vehicle
JP2000227397A (en) * 1999-02-02 2000-08-15 Whitaker Corp:The Optical coupler for waterdrop sensor
US6919961B2 (en) * 2000-05-12 2005-07-19 Niles Co., Ltd. Adhering substance detector and controller using the same
DE10147176B4 (en) * 2001-09-25 2018-02-08 HELLA GmbH & Co. KGaA Sensor device for detecting the wetting of a disc, in particular a motor vehicle window
JP4292413B2 (en) 2004-10-12 2009-07-08 株式会社デンソー Raindrop detection device and wiper automatic control device having the same
CN102991463B (en) * 2010-11-23 2014-11-05 江苏日盈电子股份有限公司 Rainfall and sunshine induction control system for vehicle

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4676638A (en) * 1983-03-31 1987-06-30 Kabushiki Kaisha Tokai Rika Denki Seisakusho Light-transmissible foreign object sensor
DE3619208A1 (en) * 1986-06-07 1987-12-10 Bosch Gmbh Robert DEVICE FOR THE OPTICAL DETECTION OF FOREIGN BODIES
US4960996A (en) * 1989-01-18 1990-10-02 Hochstein Peter A Rain sensor with reference channel
US4973844A (en) * 1989-07-10 1990-11-27 Donnelly Corporation Vehicular moisture sensor and mounting apparatus therefor

Also Published As

Publication number Publication date
FI95081C (en) 1995-12-11
FI95081B (en) 1995-08-31
FI941605A0 (en) 1994-04-07
WO1995027894A1 (en) 1995-10-19

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