GB2021246B - Vehicle headlamp - Google Patents

Vehicle headlamp

Info

Publication number
GB2021246B
GB2021246B GB7916436A GB7916436A GB2021246B GB 2021246 B GB2021246 B GB 2021246B GB 7916436 A GB7916436 A GB 7916436A GB 7916436 A GB7916436 A GB 7916436A GB 2021246 B GB2021246 B GB 2021246B
Authority
GB
United Kingdom
Prior art keywords
vehicle headlamp
headlamp
vehicle
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
Application number
GB7916436A
Other versions
GB2021246A (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.)
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
Priority to GB7916436A priority Critical patent/GB2021246B/en
Publication of GB2021246A publication Critical patent/GB2021246A/en
Application granted granted Critical
Publication of GB2021246B publication Critical patent/GB2021246B/en
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/30Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/32Optical layout thereof
    • F21S41/323Optical layout thereof the reflector having two perpendicular cross sections having regular geometrical curves of a distinct nature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/20Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/28Cover glass

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
GB7916436A 1978-05-23 1979-05-11 Vehicle headlamp Expired GB2021246B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7916436A GB2021246B (en) 1978-05-23 1979-05-11 Vehicle headlamp

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2158778 1978-05-23
GB7916436A GB2021246B (en) 1978-05-23 1979-05-11 Vehicle headlamp

Publications (2)

Publication Number Publication Date
GB2021246A GB2021246A (en) 1979-11-28
GB2021246B true GB2021246B (en) 1982-03-31

Family

ID=26255418

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7916436A Expired GB2021246B (en) 1978-05-23 1979-05-11 Vehicle headlamp

Country Status (1)

Country Link
GB (1) GB2021246B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3145927B2 (en) * 1996-07-25 2001-03-12 株式会社小糸製作所 Vehicle headlights

Also Published As

Publication number Publication date
GB2021246A (en) 1979-11-28

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Legal Events

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