FR2249325A1 - - Google Patents

Info

Publication number
FR2249325A1
FR2249325A1 FR7437490A FR7437490A FR2249325A1 FR 2249325 A1 FR2249325 A1 FR 2249325A1 FR 7437490 A FR7437490 A FR 7437490A FR 7437490 A FR7437490 A FR 7437490A FR 2249325 A1 FR2249325 A1 FR 2249325A1
Authority
FR
France
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.)
Granted
Application number
FR7437490A
Other versions
FR2249325B1 (fr
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.)
KARL GERHARD DT
Original Assignee
KARL GERHARD DT
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
Priority claimed from DE19732354100 external-priority patent/DE2354100C3/de
Application filed by KARL GERHARD DT filed Critical KARL GERHARD DT
Publication of FR2249325A1 publication Critical patent/FR2249325A1/fr
Application granted granted Critical
Publication of FR2249325B1 publication Critical patent/FR2249325B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/94—Investigating contamination, e.g. dust
    • 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
    • G01N21/47—Scattering, i.e. diffuse reflection
FR7437490A 1973-10-29 1974-10-24 Expired FR2249325B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732354100 DE2354100C3 (de) 1973-10-29 Scheibenverschmutzungsmeider mit einer auf die beschmutzte Scheibenfläche durch die Scheibe hindurch Ucht aussendenden Lichtquelle und einem die durch die Scheibenverschmutzung verursachten Änderungen des durch die Schebe hindurch remittierten Uchts registrierenden LichtmeBgerät und hieran angeschlossenem Signalgeber

Publications (2)

Publication Number Publication Date
FR2249325A1 true FR2249325A1 (fr) 1975-05-23
FR2249325B1 FR2249325B1 (fr) 1979-10-19

Family

ID=5896712

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7437490A Expired FR2249325B1 (fr) 1973-10-29 1974-10-24

Country Status (5)

Country Link
JP (1) JPS5085376A (fr)
FR (1) FR2249325B1 (fr)
GB (1) GB1484613A (fr)
IT (1) IT1021977B (fr)
NL (1) NL7413683A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2424156A1 (fr) * 1978-04-25 1979-11-23 Bayerische Motoren Werke Ag Phare de vehicule muni d'un detecteur d'encrassement

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5753645A (en) * 1980-09-18 1982-03-30 Ichikoh Ind Ltd Detector for sludge sticking
JPS57186157A (en) * 1981-05-13 1982-11-16 Toyota Motor Corp Detector for sticking matter on windshield glass
JPS57185659U (fr) * 1981-05-22 1982-11-25
JPS587544A (ja) * 1981-07-07 1983-01-17 Nippon Denso Co Ltd 雨滴検出器
FI75669C (fi) * 1986-02-04 1988-07-11 Vaisala Oy Foerfarande foer maetning av transmission av ljus och apparatur foer tillaempning av foerfarandet.
IT212332Z2 (it) * 1987-07-31 1989-07-04 Veglia Borletti Srl Dispositivo sensore della presenza di gocce d acqua su un cristallo di un veicolo e apparecchiatura dicomando di un tergicristallo provvista del detto dispositivo
GB8903556D0 (en) * 1989-02-16 1989-04-05 Atomic Energy Authority Uk Surface moisture detection
JPH02281132A (ja) * 1989-04-21 1990-11-16 Matsushita Electric Ind Co Ltd 汚れ検出器
DE4406398A1 (de) * 1994-02-26 1995-08-31 Bosch Gmbh Robert Regensensor
DE19904280B4 (de) 1999-02-03 2005-08-18 BSH Bosch und Siemens Hausgeräte GmbH Vorrichtung und Verfahren zur Ermittlung von Ablagerungen an Glasoberflächen in Spülmaschinen
GB2360583A (en) * 2000-03-21 2001-09-26 Microflow Ltd Optical condensation monitor
DE102004033696A1 (de) * 2004-07-13 2006-02-02 Leopold Kostal Gmbh & Co. Kg Optoelektronische Sensoreinrichtung
EP2538393B1 (fr) 2011-06-24 2018-12-26 Tomra Systems ASA Machine de reprise de récipients consignés et procédé pour détecter de la saleté dans une telle machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2424156A1 (fr) * 1978-04-25 1979-11-23 Bayerische Motoren Werke Ag Phare de vehicule muni d'un detecteur d'encrassement

Also Published As

Publication number Publication date
NL7413683A (nl) 1975-05-02
DE2354100A1 (de) 1975-04-30
JPS5085376A (fr) 1975-07-09
GB1484613A (en) 1977-09-01
IT1021977B (it) 1978-02-20
FR2249325B1 (fr) 1979-10-19
DE2354100B2 (de) 1976-10-14

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Legal Events

Date Code Title Description
ST Notification of lapse