GB9413385D0 - Automatic switching circuit - Google Patents

Automatic switching circuit

Info

Publication number
GB9413385D0
GB9413385D0 GB9413385A GB9413385A GB9413385D0 GB 9413385 D0 GB9413385 D0 GB 9413385D0 GB 9413385 A GB9413385 A GB 9413385A GB 9413385 A GB9413385 A GB 9413385A GB 9413385 D0 GB9413385 D0 GB 9413385D0
Authority
GB
United Kingdom
Prior art keywords
switching circuit
automatic switching
automatic
circuit
switching
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.)
Withdrawn
Application number
GB9413385A
Other versions
GB2291288A (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB9413385A priority Critical patent/GB2291288A/en
Publication of GB9413385D0 publication Critical patent/GB9413385D0/en
Publication of GB2291288A publication Critical patent/GB2291288A/en
Withdrawn legal-status Critical Current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
    • B60Q1/143—Automatic dimming circuits, i.e. switching between high beam and low beam due to change of ambient light or light level in road traffic combined with another condition, e.g. using vehicle recognition from camera images or activation of wipers
    • 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
    • B60Q11/00—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00
    • 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
    • B60Q2300/10—Indexing codes relating to particular vehicle conditions
    • B60Q2300/14—Other vehicle conditions
    • B60Q2300/146—Abnormalities, e.g. fail-safe
    • 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
    • B60Q2300/312—Adverse weather
    • 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)
GB9413385A 1994-07-02 1994-07-02 Automatic switching circuit for vehicle lights Withdrawn GB2291288A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9413385A GB2291288A (en) 1994-07-02 1994-07-02 Automatic switching circuit for vehicle lights

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9413385A GB2291288A (en) 1994-07-02 1994-07-02 Automatic switching circuit for vehicle lights

Publications (2)

Publication Number Publication Date
GB9413385D0 true GB9413385D0 (en) 1994-08-24
GB2291288A GB2291288A (en) 1996-01-17

Family

ID=10757745

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9413385A Withdrawn GB2291288A (en) 1994-07-02 1994-07-02 Automatic switching circuit for vehicle lights

Country Status (1)

Country Link
GB (1) GB2291288A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19819998A1 (en) * 1998-05-06 1999-11-11 Valeo Electronics Gmbh & Co Kg Device for generating noise
DE10012542A1 (en) * 2000-03-15 2001-09-27 Bosch Gmbh Robert Device for checking the evaluation circuit of an automatic circuit for lighting devices in vehicles
CN102539965B (en) * 2011-12-22 2015-02-04 北京交控科技有限公司 Semi-automatic switching value fault detection method and system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3909619A (en) * 1974-05-17 1975-09-30 Ko An Inc Control for activating motor vehicle electrical load
US4236099A (en) * 1979-03-05 1980-11-25 Irving Rosenblum Automatic headlight system
US4376909A (en) * 1979-04-13 1983-03-15 Honda Giken Kogyo Kabushiki Kaisha Automatic light control for automotive vehicles
GB2064238B (en) * 1979-11-21 1983-10-12 Graham C J Automatic switching unit for vehicle driving lights
JPS59202946A (en) * 1983-05-04 1984-11-16 Nippon Denso Co Ltd Apparatus for controlling automatic on-off of headlamp of vehicle
US5185558A (en) * 1989-09-15 1993-02-09 Benedict Engineering Company, Inc. Vehicle light, windshield wiper control system
US5187383A (en) * 1990-11-06 1993-02-16 Alfonse Taccetta Headlight actuator associated with windsheild wiper actuation having delay circuits and daylight detection

Also Published As

Publication number Publication date
GB2291288A (en) 1996-01-17

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)