FR2340839A1 - Circuit de commande des phares d'un vehicule - Google Patents

Circuit de commande des phares d'un vehicule

Info

Publication number
FR2340839A1
FR2340839A1 FR7703723A FR7703723A FR2340839A1 FR 2340839 A1 FR2340839 A1 FR 2340839A1 FR 7703723 A FR7703723 A FR 7703723A FR 7703723 A FR7703723 A FR 7703723A FR 2340839 A1 FR2340839 A1 FR 2340839A1
Authority
FR
France
Prior art keywords
control circuit
vehicle headlight
headlight control
vehicle
circuit
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.)
Granted
Application number
FR7703723A
Other languages
English (en)
Other versions
FR2340839B1 (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.)
ZF International UK Ltd
Original Assignee
Lucas Industries Ltd
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 Lucas Industries Ltd filed Critical Lucas Industries Ltd
Publication of FR2340839A1 publication Critical patent/FR2340839A1/fr
Application granted granted Critical
Publication of FR2340839B1 publication Critical patent/FR2340839B1/fr
Granted 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
    • B60Q2300/33—Driving situation
    • B60Q2300/332—Driving situation on city roads
    • B60Q2300/3321—Detection of streetlights

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
FR7703723A 1976-02-10 1977-02-10 Circuit de commande des phares d'un vehicule Granted FR2340839A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5135/76A GB1576612A (en) 1976-02-10 1976-02-10 Vehicle headlamp control circuits

Publications (2)

Publication Number Publication Date
FR2340839A1 true FR2340839A1 (fr) 1977-09-09
FR2340839B1 FR2340839B1 (fr) 1980-01-11

Family

ID=9790371

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7703723A Granted FR2340839A1 (fr) 1976-02-10 1977-02-10 Circuit de commande des phares d'un vehicule

Country Status (6)

Country Link
US (1) US4117453A (fr)
JP (1) JPS52103884A (fr)
DE (1) DE2705320C2 (fr)
FR (1) FR2340839A1 (fr)
GB (1) GB1576612A (fr)
IT (1) IT1077620B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2559282A1 (fr) * 1984-02-02 1985-08-09 Honda Motor Co Ltd Appareil pour la commande automatique de lanternes pour un vehicule

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4249160A (en) * 1975-11-21 1981-02-03 Chilvers Graham R Vehicle mounted light activated control system
JPS54167957U (fr) * 1978-05-17 1979-11-27
US4376909A (en) * 1979-04-13 1983-03-15 Honda Giken Kogyo Kabushiki Kaisha Automatic light control for automotive vehicles
US4449074A (en) * 1983-02-23 1984-05-15 Lutron Electronics Co., Inc. Excess light turn-off circuit
US4599544A (en) * 1984-05-24 1986-07-08 General Motors Corporation Vehicle headlamp beam control
JPS6310963U (fr) * 1986-07-05 1988-01-25
JPS6334886A (ja) * 1986-07-28 1988-02-15 アルプス電気株式会社 ランプ調光装置
GB8621672D0 (en) * 1986-09-09 1986-10-15 Heintzberger A H Automatic headlight control system
US5047695A (en) * 1990-02-20 1991-09-10 General Electric Company Direct current (DC) acoustic operation of xenon-metal halide lamps using high-frequency ripple
US5198727A (en) * 1990-02-20 1993-03-30 General Electric Company Acoustic resonance operation of xenon-metal halide lamps on unidirectional current
US5182502A (en) * 1991-05-06 1993-01-26 Lectron Products, Inc. Automatic headlamp dimmer
JP2745493B2 (ja) * 1992-03-19 1998-04-28 矢崎総業株式会社 車両用前照灯制御装置
US7653215B2 (en) * 1997-04-02 2010-01-26 Gentex Corporation System for controlling exterior vehicle lights
JP2005199974A (ja) * 2004-01-19 2005-07-28 Denso Corp 車両用ライト制御装置
DE102007051268A1 (de) 2007-10-26 2009-04-30 Hella Kgaa Hueck & Co. Anordnung für Kraftfahrzeuge zum Erkennen der Umgebungshelligkeit während der Fahrt des Kraftfahrzeuges
US8536997B2 (en) 2010-08-12 2013-09-17 General Electric Company Vehicle lighting control apparatus and method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3283161A (en) * 1962-09-08 1966-11-01 Ubukata Susumu Fully automatic control device for illuminating lamps of motor vehicles
CH395762A (fr) * 1963-06-26 1965-07-15 Schick Georges Dispositif de commande des phares d'une voiture automobile
GB1328789A (en) * 1969-11-06 1973-09-05 Moore R L Appatatus for controlling the intensity of vehicle headlamps
US3828220A (en) * 1969-11-06 1974-08-06 Secretary Environment Brit Apparatus for controlling the intensity of vehicle headlamps
US3780340A (en) * 1971-06-18 1973-12-18 Analog Monitors Inc Light source with selectable intensity bandwidth

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2559282A1 (fr) * 1984-02-02 1985-08-09 Honda Motor Co Ltd Appareil pour la commande automatique de lanternes pour un vehicule

Also Published As

Publication number Publication date
JPS5736177B2 (fr) 1982-08-02
US4117453A (en) 1978-09-26
IT1077620B (it) 1985-05-04
JPS52103884A (en) 1977-08-31
DE2705320A1 (de) 1977-08-11
DE2705320C2 (de) 1985-04-25
FR2340839B1 (fr) 1980-01-11
GB1576612A (en) 1980-10-08

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Legal Events

Date Code Title Description
ST Notification of lapse