GB2310926B - A device for detecting wetting events on a screen - Google Patents

A device for detecting wetting events on a screen

Info

Publication number
GB2310926B
GB2310926B GB9703829A GB9703829A GB2310926B GB 2310926 B GB2310926 B GB 2310926B GB 9703829 A GB9703829 A GB 9703829A GB 9703829 A GB9703829 A GB 9703829A GB 2310926 B GB2310926 B GB 2310926B
Authority
GB
United Kingdom
Prior art keywords
screen
wetting events
detecting wetting
detecting
events
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
GB9703829A
Other versions
GB9703829D0 (en
GB2310926A (en
Inventor
Norbert Hog
Rainer Pientka
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=7787388&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GB2310926(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to GB9802902A priority Critical patent/GB2322190B/en
Publication of GB9703829D0 publication Critical patent/GB9703829D0/en
Publication of GB2310926A publication Critical patent/GB2310926A/en
Application granted granted Critical
Publication of GB2310926B publication Critical patent/GB2310926B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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
    • G01N21/55—Specular reflectivity
    • G01N21/552—Attenuated total reflection

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)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Bidet-Like Cleaning Device And Other Flush Toilet Accessories (AREA)
  • Thermotherapy And Cooling Therapy Devices (AREA)
  • Control And Other Processes For Unpacking Of Materials (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB9703829A 1996-03-06 1997-02-25 A device for detecting wetting events on a screen Expired - Fee Related GB2310926B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9802902A GB2322190B (en) 1996-03-06 1997-02-25 A device for detecting wetting events on a screen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19608650A DE19608650C1 (en) 1996-03-06 1996-03-06 Device for detecting wetting events on a pane

Publications (3)

Publication Number Publication Date
GB9703829D0 GB9703829D0 (en) 1997-04-16
GB2310926A GB2310926A (en) 1997-09-10
GB2310926B true GB2310926B (en) 1999-03-10

Family

ID=7787388

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9703829A Expired - Fee Related GB2310926B (en) 1996-03-06 1997-02-25 A device for detecting wetting events on a screen

Country Status (4)

Country Link
DE (1) DE19608650C1 (en)
FR (1) FR2745904B1 (en)
GB (1) GB2310926B (en)
IT (1) IT1290544B1 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0249031A2 (en) * 1986-06-07 1987-12-16 Robert Bosch Gmbh Device for the optical detection of foreign matter
US4871917A (en) * 1988-04-19 1989-10-03 Donnelly Corporation Vehicular moisture sensor and mounting apparatus therefor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61116645A (en) * 1984-11-09 1986-06-04 Nippon Denso Co Ltd Liquid detector for automatic windshield wiper controller
JPS63176A (en) * 1986-06-19 1988-01-05 Honda Motor Co Ltd Composite type photosensor
US4798956A (en) * 1987-07-15 1989-01-17 Hochstein Peter A Electro-optical windshield moisture sensing
DE4229491A1 (en) * 1992-09-04 1993-01-07 Steinbacher Peter Dipl Ing Fh Vehicular windscreen wiper controller with optical moisture detector - responds to encoded light pulse reflection in raindrops with increase in frequency of wiper motor operation
DE4340681C2 (en) * 1993-11-30 1997-09-04 Telefunken Microelectron Sensor system for recording the optical conditions at an interface
DE4406398A1 (en) * 1994-02-26 1995-08-31 Bosch Gmbh Robert rain sensor
DE29516779U1 (en) * 1995-10-24 1996-01-11 Docter Optic Wetzlar GmbH, 35641 Schöffengrund Device for determining the translucency of translucent panes

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0249031A2 (en) * 1986-06-07 1987-12-16 Robert Bosch Gmbh Device for the optical detection of foreign matter
US4871917A (en) * 1988-04-19 1989-10-03 Donnelly Corporation Vehicular moisture sensor and mounting apparatus therefor

Also Published As

Publication number Publication date
GB9703829D0 (en) 1997-04-16
ITMI970378A1 (en) 1998-08-21
GB2310926A (en) 1997-09-10
DE19608650C1 (en) 1997-09-04
FR2745904B1 (en) 1999-01-22
IT1290544B1 (en) 1998-12-10
FR2745904A1 (en) 1997-09-12

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20120225