FR2157901A1 - - Google Patents

Info

Publication number
FR2157901A1
FR2157901A1 FR7237421A FR7237421A FR2157901A1 FR 2157901 A1 FR2157901 A1 FR 2157901A1 FR 7237421 A FR7237421 A FR 7237421A FR 7237421 A FR7237421 A FR 7237421A FR 2157901 A1 FR2157901 A1 FR 2157901A1
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
FR7237421A
Other languages
French (fr)
Other versions
FR2157901B1 (en:Method
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.)
Saint Gobain Industries SA
Compagnie de Saint Gobain SA
Original Assignee
Saint Gobain Industries SA
Compagnie de Saint Gobain SA
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 Saint Gobain Industries SA, Compagnie de Saint Gobain SA filed Critical Saint Gobain Industries SA
Publication of FR2157901A1 publication Critical patent/FR2157901A1/fr
Application granted granted Critical
Publication of FR2157901B1 publication Critical patent/FR2157901B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
    • B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
    • B60Q1/14—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
    • B60Q1/1415—Dimming circuits
    • B60Q1/1423—Automatic dimming circuits, i.e. switching between high beam and low beam due to change of ambient light or light level in road traffic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
    • B60Q2300/05—Special features for controlling or switching of the light beam
    • B60Q2300/052—Switching delay, i.e. the beam is not switched or changed instantaneously upon occurrence of a condition change
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
    • B60Q2300/30—Indexing codes relating to the vehicle environment
    • B60Q2300/31—Atmospheric conditions
    • B60Q2300/314—Ambient light

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
FR7237421A 1971-10-27 1972-10-23 Expired FR2157901B1 (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT30416/71A IT939130B (it) 1971-10-27 1971-10-27 Sistema perfezionato per l accensio ne e lo spegnimento automatico del le luci esterne di autovetture con elemento fotosensibile ad eccita zione indiretta

Publications (2)

Publication Number Publication Date
FR2157901A1 true FR2157901A1 (en:Method) 1973-06-08
FR2157901B1 FR2157901B1 (en:Method) 1975-09-12

Family

ID=11229723

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7237421A Expired FR2157901B1 (en:Method) 1971-10-27 1972-10-23

Country Status (14)

Country Link
US (1) US3821593A (en:Method)
AR (1) AR194136A1 (en:Method)
AT (1) AT329386B (en:Method)
AU (1) AU477076B2 (en:Method)
BE (1) BE790603A (en:Method)
BR (1) BR7207520D0 (en:Method)
CA (1) CA988992A (en:Method)
DE (1) DE2252914C3 (en:Method)
ES (1) ES408005A1 (en:Method)
FR (1) FR2157901B1 (en:Method)
GB (1) GB1392998A (en:Method)
IT (1) IT939130B (en:Method)
NL (1) NL7214471A (en:Method)
SE (1) SE389304B (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2571320A1 (fr) * 1984-10-04 1986-04-11 Saint Gobain Vitrage Vitrage feuillete perfectionne a element photosensible incorpore et dispositif automatique d'allumage et d'extinction des feux d'un vehicule automobile en comportant application

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5610211B2 (en:Method) * 1973-10-19 1981-03-06
EP0009414B1 (en) * 1978-09-25 1984-04-25 Raymond James Noack Apparatus and method for controlling windscreen wiper and windscreen washer apparatus of a vehicle
DE3409497A1 (de) * 1984-03-15 1985-09-19 Siegfried 6751 Krickenbach Gruber Einrichtung zum automatischen ein- und ausschalten der beleuchtungsanlage eines fahrzeugs
GB8915727D0 (en) * 1989-07-10 1989-08-31 Price Brendan J Electronic vehicle lights management system
US5051658A (en) * 1989-11-21 1991-09-24 U.S. Philips Corporation Electric high-pressure discharge lamp for use as a motor vehicle headlamp
US5517065A (en) * 1992-08-31 1996-05-14 Kover, Jr.; Joseph Automotive digital light control circuit with light bus monitor and windshield wiper light control circuit
US6049171A (en) † 1998-09-18 2000-04-11 Gentex Corporation Continuously variable headlamp control
EP1022189A1 (en) 1997-05-21 2000-07-26 Javier Bruna Brotons Device for automatically switching on and off the lights of a vehicle and warning lights for road traffic

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1864624U (de) * 1962-08-10 1962-12-27 Detlef Schaffer Kraftfahrzeug.
AT258140B (de) * 1965-12-13 1967-11-10 Stefan Jaworski Anordnung zur Steuerung der Stadtlichter und Rücklichter, gegebenenfalls der Parklichter eines Kraftfahrzeuges

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2571320A1 (fr) * 1984-10-04 1986-04-11 Saint Gobain Vitrage Vitrage feuillete perfectionne a element photosensible incorpore et dispositif automatique d'allumage et d'extinction des feux d'un vehicule automobile en comportant application
US4968895A (en) * 1984-10-04 1990-11-06 Saint-Gobain Vitrage Laminated glass with photosensitive element and automatic device for turning on and off lights of a motor vehicle

Also Published As

Publication number Publication date
AR194136A1 (es) 1973-06-22
IT939130B (it) 1973-02-10
ATA916172A (de) 1975-07-15
BE790603A (fr) 1973-04-26
AU477076B2 (en) 1976-10-14
BR7207520D0 (pt) 1973-08-21
ES408005A1 (es) 1975-11-01
CA988992A (en) 1976-05-11
GB1392998A (en) 1975-05-07
DE2252914C3 (de) 1981-10-29
US3821593A (en) 1974-06-28
AU4800872A (en) 1974-04-26
SE389304B (sv) 1976-11-01
FR2157901B1 (en:Method) 1975-09-12
NL7214471A (en:Method) 1973-05-02
DE2252914B2 (de) 1981-01-15
DE2252914A1 (de) 1973-05-03
AT329386B (de) 1976-05-10

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Legal Events

Date Code Title Description
ST Notification of lapse