GB1392998A - Vehicle lighting control device - Google Patents

Vehicle lighting control device

Info

Publication number
GB1392998A
GB1392998A GB4940472A GB4940472A GB1392998A GB 1392998 A GB1392998 A GB 1392998A GB 4940472 A GB4940472 A GB 4940472A GB 4940472 A GB4940472 A GB 4940472A GB 1392998 A GB1392998 A GB 1392998A
Authority
GB
United Kingdom
Prior art keywords
windscreen
light
glass
oct
photo
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
GB4940472A
Other languages
English (en)
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 GB1392998A publication Critical patent/GB1392998A/en
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)
GB4940472A 1971-10-27 1972-10-26 Vehicle lighting control device Expired GB1392998A (en)

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 (1)

Publication Number Publication Date
GB1392998A true GB1392998A (en) 1975-05-07

Family

ID=11229723

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4940472A Expired GB1392998A (en) 1971-10-27 1972-10-26 Vehicle lighting control device

Country Status (14)

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2237106A (en) * 1989-07-10 1991-04-24 Brendan James Price Vehicle light management system
EP1112199B2 (en) † 1998-09-18 2016-08-17 Gentex Corporation Continuously variable headlamp control

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5610211B2 (es) * 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
FR2571320B1 (fr) * 1984-10-04 1987-01-30 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
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
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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2237106A (en) * 1989-07-10 1991-04-24 Brendan James Price Vehicle light management system
EP1112199B2 (en) † 1998-09-18 2016-08-17 Gentex Corporation Continuously variable headlamp control

Also Published As

Publication number Publication date
FR2157901A1 (es) 1973-06-08
DE2252914B2 (de) 1981-01-15
IT939130B (it) 1973-02-10
AR194136A1 (es) 1973-06-22
ES408005A1 (es) 1975-11-01
DE2252914A1 (de) 1973-05-03
AT329386B (de) 1976-05-10
DE2252914C3 (de) 1981-10-29
CA988992A (en) 1976-05-11
BE790603A (fr) 1973-04-26
AU4800872A (en) 1974-04-26
ATA916172A (de) 1975-07-15
BR7207520D0 (pt) 1973-08-21
FR2157901B1 (es) 1975-09-12
SE389304B (sv) 1976-11-01
NL7214471A (es) 1973-05-02
AU477076B2 (en) 1976-10-14
US3821593A (en) 1974-06-28

Similar Documents

Publication Publication Date Title
EP0204562A3 (en) Transparent photovoltaic module
KR870005333A (ko) 투과형 표시장치
EP0170445A3 (en) Pen-type code reader
GB1392998A (en) Vehicle lighting control device
GB1478115A (en) Infra-red lenses
AU585456B2 (en) Sunshields
ATE16086T1 (de) Einrichtung zum automatischen ein- und ausschalten von leuchten.
GB1209473A (en) Illumination control system
GB1190010A (en) Lighting Systems for Road Vehicles
JPS5414180A (en) Semiconductor laser unit
DE3274693D1 (en) Signal display
AT381375B (de) Spiegelreflektor zur verminderung des infrarotanteiles im ausgestrahlten licht
DE68911156D1 (de) Optische Baueinheit mit elektrooptischen Kristallelementen.
IT223290Z2 (it) Fanale di segnalazione.
EP0942319A3 (en) Saturable absorption type optical switch and controlling method therefor
JPS57118952A (en) Wiper controller
JPS62121420A (ja) 防眩眼鏡
GB1297012A (es)
JPS6313600Y2 (es)
JPH0517647Y2 (es)
GB918445A (en) Improvements relating to the prevention of glare
FI831891L (fi) Foerfarande foer foerhindrande av ljuskopiering av dokument och foer ljuskopiering otillaempligt papper samt ljuskopiering foerhindrande tryckfaerg.
JPS56165127A (en) Photographic device
JPS56135284A (en) Optical reader
JPS5764702A (en) Reflecting mirror

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years