GB2190479B - Improvements in lights for vehicles - Google Patents

Improvements in lights for vehicles

Info

Publication number
GB2190479B
GB2190479B GB8611327A GB8611327A GB2190479B GB 2190479 B GB2190479 B GB 2190479B GB 8611327 A GB8611327 A GB 8611327A GB 8611327 A GB8611327 A GB 8611327A GB 2190479 B GB2190479 B GB 2190479B
Authority
GB
United Kingdom
Prior art keywords
lights
vehicles
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 - Lifetime
Application number
GB8611327A
Other versions
GB2190479A (en
GB8611327D0 (en
Inventor
Nigel John Robert Dashwood
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.)
Duracell Inc USA
Original Assignee
Duracell International Inc
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 Duracell International Inc filed Critical Duracell International Inc
Priority to GB8611327A priority Critical patent/GB2190479B/en
Publication of GB8611327D0 publication Critical patent/GB8611327D0/en
Priority to PCT/US1987/001058 priority patent/WO1987006997A1/en
Priority to EP19870903582 priority patent/EP0267268A4/en
Priority to CA000536756A priority patent/CA1288130C/en
Publication of GB2190479A publication Critical patent/GB2190479A/en
Application granted granted Critical
Publication of GB2190479B publication Critical patent/GB2190479B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/32—Optical layout thereof
    • F21S41/33—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature
    • F21S41/334—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors
    • F21S41/336—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors with discontinuity at the junction between adjacent areas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/28—Cover glass

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
GB8611327A 1986-05-09 1986-05-09 Improvements in lights for vehicles Expired - Lifetime GB2190479B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB8611327A GB2190479B (en) 1986-05-09 1986-05-09 Improvements in lights for vehicles
PCT/US1987/001058 WO1987006997A1 (en) 1986-05-09 1987-05-07 Lights for vehicles
EP19870903582 EP0267268A4 (en) 1986-05-09 1987-05-07 Lights for vehicles.
CA000536756A CA1288130C (en) 1986-05-09 1987-05-11 Lights for vehicles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8611327A GB2190479B (en) 1986-05-09 1986-05-09 Improvements in lights for vehicles

Publications (3)

Publication Number Publication Date
GB8611327D0 GB8611327D0 (en) 1986-06-18
GB2190479A GB2190479A (en) 1987-11-18
GB2190479B true GB2190479B (en) 1991-01-09

Family

ID=10597577

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8611327A Expired - Lifetime GB2190479B (en) 1986-05-09 1986-05-09 Improvements in lights for vehicles

Country Status (4)

Country Link
EP (1) EP0267268A4 (en)
CA (1) CA1288130C (en)
GB (1) GB2190479B (en)
WO (1) WO1987006997A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2517368B2 (en) * 1988-09-27 1996-07-24 株式会社小糸製作所 Vehicle headlight and vehicle headlight device
JP3017195B1 (en) * 1998-12-10 2000-03-06 スタンレー電気株式会社 Lamp
JP5149764B2 (en) 2007-10-25 2013-02-20 スタンレー電気株式会社 Vehicle headlamp
TWM429057U (en) * 2011-12-01 2012-05-11 Shou Meng Entpr Co Ltd Bicycle lighting
US20130155707A1 (en) * 2011-12-15 2013-06-20 Istvan Mudra Anisotropic incandescent light source
CN107960117B (en) * 2015-05-22 2021-01-12 三菱电机株式会社 Headlamp module and headlamp device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2184824A (en) * 1985-12-19 1987-07-01 Duracell Int Improvements in rear lights for bicycles and other vehicles

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2174937A (en) * 1936-12-21 1939-10-03 Dietz Gustav Reflector
US4213171A (en) * 1976-06-24 1980-07-15 Sassmannshausen Knut Lighting fixture with side escape window
GB1581528A (en) * 1976-08-18 1980-12-17 Ever Ready Co Pedal cycle headlamp
GB2000266B (en) * 1977-06-17 1982-01-27 Lucas Industries Ltd Lamp reflector for a motor vehicle
DE3035005A1 (en) * 1980-09-17 1982-04-29 Ulo-Werk Moritz Ullmann Gmbh & Co Kg, 7340 Geislingen Signal lamp for two-wheeled vehicle - has reflector and lamp cover divided into corresponding zones for max. light output

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2184824A (en) * 1985-12-19 1987-07-01 Duracell Int Improvements in rear lights for bicycles and other vehicles

Also Published As

Publication number Publication date
GB2190479A (en) 1987-11-18
EP0267268A4 (en) 1989-10-12
CA1288130C (en) 1991-08-27
GB8611327D0 (en) 1986-06-18
EP0267268A1 (en) 1988-05-18
WO1987006997A1 (en) 1987-11-19

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Legal Events

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

Effective date: 19930509