GB9609511D0 - Vehicle automatic low level warning unit - Google Patents

Vehicle automatic low level warning unit

Info

Publication number
GB9609511D0
GB9609511D0 GBGB9609511.2A GB9609511A GB9609511D0 GB 9609511 D0 GB9609511 D0 GB 9609511D0 GB 9609511 A GB9609511 A GB 9609511A GB 9609511 D0 GB9609511 D0 GB 9609511D0
Authority
GB
United Kingdom
Prior art keywords
low level
warning unit
vehicle automatic
level warning
automatic low
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
GBGB9609511.2A
Other versions
GB2302732B (en
GB2302732A (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.)
HARDWICK JOHN A
Original Assignee
HARDWICK JOHN A
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 HARDWICK JOHN A filed Critical HARDWICK JOHN A
Publication of GB9609511D0 publication Critical patent/GB9609511D0/en
Publication of GB2302732A publication Critical patent/GB2302732A/en
Application granted granted Critical
Publication of GB2302732B publication Critical patent/GB2302732B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B60Q2300/30—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)
GB9609511A 1995-06-28 1996-05-07 Vehicle automatic low light level warning unit Expired - Fee Related GB2302732B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9513197.5A GB9513197D0 (en) 1995-06-28 1995-06-28 Bee seen auto unit

Publications (3)

Publication Number Publication Date
GB9609511D0 true GB9609511D0 (en) 1996-07-10
GB2302732A GB2302732A (en) 1997-01-29
GB2302732B GB2302732B (en) 1997-06-04

Family

ID=10776823

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9513197.5A Pending GB9513197D0 (en) 1995-06-28 1995-06-28 Bee seen auto unit
GB9609511A Expired - Fee Related GB2302732B (en) 1995-06-28 1996-05-07 Vehicle automatic low light level warning unit

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9513197.5A Pending GB9513197D0 (en) 1995-06-28 1995-06-28 Bee seen auto unit

Country Status (1)

Country Link
GB (2) GB9513197D0 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108045299A (en) * 2017-12-25 2018-05-18 中国重汽集团济南动力有限公司 A kind of automatic control device for automobile lights with defencive function

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA998451A (en) * 1975-05-20 1976-10-12 Barmac Electronics Alarm switching circuit for ambient conditions
GB1567306A (en) * 1976-01-05 1980-05-14 Chilvers G Light activated control system
GB1543735A (en) * 1976-05-17 1979-04-04 Ind Solenoids Ltd Photoelectric sensing and control devices
GB2066459B (en) * 1979-12-18 1983-06-22 Chilvers G Light-activated control system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108045299A (en) * 2017-12-25 2018-05-18 中国重汽集团济南动力有限公司 A kind of automatic control device for automobile lights with defencive function
CN108045299B (en) * 2017-12-25 2024-03-26 中国重汽集团济南动力有限公司 Automatic automobile light control device with protection function

Also Published As

Publication number Publication date
GB9513197D0 (en) 1995-08-30
GB2302732B (en) 1997-06-04
GB2302732A (en) 1997-01-29

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010507