GB261381A - Improvements in or relating to lamps or headlights - Google Patents

Improvements in or relating to lamps or headlights

Info

Publication number
GB261381A
GB261381A GB28233/26A GB2823326A GB261381A GB 261381 A GB261381 A GB 261381A GB 28233/26 A GB28233/26 A GB 28233/26A GB 2823326 A GB2823326 A GB 2823326A GB 261381 A GB261381 A GB 261381A
Authority
GB
United Kingdom
Prior art keywords
lamps
reflectors
headlights
relating
void
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
GB28233/26A
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.)
MEAF Machinerieen en Apparaten Fabrieken NV
Original Assignee
MEAF Machinerieen en Apparaten Fabrieken NV
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 MEAF Machinerieen en Apparaten Fabrieken NV filed Critical MEAF Machinerieen en Apparaten Fabrieken NV
Publication of GB261381A publication Critical patent/GB261381A/en
Expired 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
    • F21S41/321—Optical layout thereof the reflector being a surface of revolution or a planar surface, e.g. truncated
    • 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
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
    • F21S41/162—Incandescent light sources, e.g. filament or halogen lamps
    • 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
    • F21S41/25—Projection lenses

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

261,381. Naamlooze Vennootschap Machinerieen-en Apparaten Fabrieken. Nov. 10, 1925, [Convention date]. Void [Published under Sect. 91 of the Acts]. Vehicle lamps. - A vehicle lamp is provided. in addition to the front lens A, with one or more lenses A<1>, A<2> combined with external reflectors B, B<1> for projecting beams parallel or substantially parallel with the main beam. The reflectors B, B<1> may be flat, or the whole or part may be curved so as to vary the direction of part of the rays. A spherical reflector D may be, arranged behind the light source C.
GB28233/26A 1925-11-10 1926-11-10 Improvements in or relating to lamps or headlights Expired GB261381A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL261381X 1925-11-10

Publications (1)

Publication Number Publication Date
GB261381A true GB261381A (en) 1927-03-03

Family

ID=19781524

Family Applications (1)

Application Number Title Priority Date Filing Date
GB28233/26A Expired GB261381A (en) 1925-11-10 1926-11-10 Improvements in or relating to lamps or headlights

Country Status (1)

Country Link
GB (1) GB261381A (en)

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