GB2258741B - Device for adjusting a light beam angle of a vehicular headlamp - Google Patents

Device for adjusting a light beam angle of a vehicular headlamp

Info

Publication number
GB2258741B
GB2258741B GB9215240A GB9215240A GB2258741B GB 2258741 B GB2258741 B GB 2258741B GB 9215240 A GB9215240 A GB 9215240A GB 9215240 A GB9215240 A GB 9215240A GB 2258741 B GB2258741 B GB 2258741B
Authority
GB
United Kingdom
Prior art keywords
adjusting
light beam
beam angle
vehicular headlamp
headlamp
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 - Fee Related
Application number
GB9215240A
Other versions
GB2258741A (en
GB9215240D0 (en
Inventor
Nobumitsu Yokoyama
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.)
Koito Manufacturing Co Ltd
Original Assignee
Koito Manufacturing Co 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 Koito Manufacturing Co Ltd filed Critical Koito Manufacturing Co Ltd
Publication of GB9215240D0 publication Critical patent/GB9215240D0/en
Publication of GB2258741A publication Critical patent/GB2258741A/en
Application granted granted Critical
Publication of GB2258741B publication Critical patent/GB2258741B/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
    • B60Q1/06—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 adjustable, e.g. remotely-controlled from inside vehicle
    • B60Q1/076—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 adjustable, e.g. remotely-controlled from inside vehicle by electrical means including means to transmit the movements, e.g. shafts or joints
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B7/00—Arrangements for obtaining smooth engagement or disengagement of automatic control
    • G05B7/02—Arrangements for obtaining smooth engagement or disengagement of automatic control electric

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
GB9215240A 1991-07-19 1992-07-17 Device for adjusting a light beam angle of a vehicular headlamp Expired - Fee Related GB2258741B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3203721A JP2506004B2 (en) 1991-07-19 1991-07-19 Illumination angle adjustment device for vehicle headlights

Publications (3)

Publication Number Publication Date
GB9215240D0 GB9215240D0 (en) 1992-09-02
GB2258741A GB2258741A (en) 1993-02-17
GB2258741B true GB2258741B (en) 1995-01-11

Family

ID=16478753

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9215240A Expired - Fee Related GB2258741B (en) 1991-07-19 1992-07-17 Device for adjusting a light beam angle of a vehicular headlamp

Country Status (3)

Country Link
JP (1) JP2506004B2 (en)
DE (1) DE4223660C2 (en)
GB (1) GB2258741B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5469312B2 (en) * 2008-04-24 2014-04-16 パナソニック株式会社 Light distribution variable discharge lamp lighting device, vehicle headlamp

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0134610A2 (en) * 1983-08-17 1985-03-20 Philips Electronics Uk Limited Domestic electrical appliance
US4918326A (en) * 1987-07-07 1990-04-17 I F M Electronic Gmbh Electronic switchgear, preferably operating contact-free
US4968896A (en) * 1987-12-10 1990-11-06 Koito Manufacturing Co., Ltd. Apparatus for adjusting the light projecting angle of vehicle headlamps

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4583152A (en) * 1984-02-15 1986-04-15 Aisin Seiki Kabushiki Kaisha Headlamp drive and control apparatus
DE3737395A1 (en) * 1987-11-04 1989-05-18 Frank Wiegand Opto-sensor control of the lights of a motor vehicle
IT1223824B (en) * 1988-09-15 1990-09-29 Siem Srl DEVICE FOR ADJUSTING THE ORIENTATION OF THE HEADLIGHTS OF A VEHICLE

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0134610A2 (en) * 1983-08-17 1985-03-20 Philips Electronics Uk Limited Domestic electrical appliance
US4918326A (en) * 1987-07-07 1990-04-17 I F M Electronic Gmbh Electronic switchgear, preferably operating contact-free
US4968896A (en) * 1987-12-10 1990-11-06 Koito Manufacturing Co., Ltd. Apparatus for adjusting the light projecting angle of vehicle headlamps

Also Published As

Publication number Publication date
JP2506004B2 (en) 1996-06-12
DE4223660A1 (en) 1993-04-08
JPH0524475A (en) 1993-02-02
GB2258741A (en) 1993-02-17
GB9215240D0 (en) 1992-09-02
DE4223660C2 (en) 1995-07-20

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Legal Events

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

Effective date: 20050717