GB179491A - Improvements in and relating to headlamps for automobiles - Google Patents

Improvements in and relating to headlamps for automobiles

Info

Publication number
GB179491A
GB179491A GB31832/21A GB3183221A GB179491A GB 179491 A GB179491 A GB 179491A GB 31832/21 A GB31832/21 A GB 31832/21A GB 3183221 A GB3183221 A GB 3183221A GB 179491 A GB179491 A GB 179491A
Authority
GB
United Kingdom
Prior art keywords
headlamps
automobiles
relating
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
GB31832/21A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB31832/21A priority Critical patent/GB179491A/en
Publication of GB179491A publication Critical patent/GB179491A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
    • G07F15/02—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity in which the quantity mechanism is set forward by hand after insertion of a coin
    • 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
    • F21S41/255—Lenses with a front view of circular or truncated circular outline
    • 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
    • F21S41/265—Composite lenses; Lenses with a patch-like shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
    • F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
GB31832/21A 1921-01-27 1921-01-27 Improvements in and relating to headlamps for automobiles Expired GB179491A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB31832/21A GB179491A (en) 1921-01-27 1921-01-27 Improvements in and relating to headlamps for automobiles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB31832/21A GB179491A (en) 1921-01-27 1921-01-27 Improvements in and relating to headlamps for automobiles

Publications (1)

Publication Number Publication Date
GB179491A true GB179491A (en) 1922-04-27

Family

ID=10329068

Family Applications (1)

Application Number Title Priority Date Filing Date
GB31832/21A Expired GB179491A (en) 1921-01-27 1921-01-27 Improvements in and relating to headlamps for automobiles

Country Status (1)

Country Link
GB (1) GB179491A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014071958A (en) * 2012-09-27 2014-04-21 Koito Mfg Co Ltd Vehicle lamp
EP2792938A3 (en) * 2013-04-17 2015-09-09 Valeo Vision Optical module and lighting and/or signalling device for a motor vehicle

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014071958A (en) * 2012-09-27 2014-04-21 Koito Mfg Co Ltd Vehicle lamp
EP2792938A3 (en) * 2013-04-17 2015-09-09 Valeo Vision Optical module and lighting and/or signalling device for a motor vehicle

Similar Documents

Publication Publication Date Title
GB179491A (en) Improvements in and relating to headlamps for automobiles
GB159763A (en) Improvements in hoods for road vehicles
AU1279319B (en) Improvements in and relating to automobiles
AU1789220B (en) Improvements in and relating to bogie automobiles
GB178290A (en) Improvements in refractometers
AU1573220B (en) Improvements in vehicle axles
AU1743020B (en) Improvements in or relating to vehicle wheels
AU1789220A (en) Improvements in and relating to bogie automobiles
AU15655B1 (en) Improvements in filters
AU1151319B (en) Improvements in vehicle wheels
AU1093719B (en) Improvements in locomotives and similar vehicles
GB182211A (en) Improvements in or relating to gramophones
AU1706224A (en) Improvements in or relating to car seats
AU1733820B (en) Improvements in automobile windscreen joints
AU1196219B (en) Improvements in vehicle wheels
AU219021A (en) Improvements in automobile vehicles
GB184490A (en) Improvements in and relating to altimeters
GB182987A (en) Improvements in or relating to spectacles
AU138521A (en) Improvements in trailer vehicles
AU1930920B (en) Improvements in and relating to semitrailers for road tractors
AU1845620A (en) Improvements in and relating to headlights and electric bulbs therefor
AU517022A (en) Improvements in or relating to headlights and similar lamps
AU1102019B (en) Improvements In locomotives
AU1606620B (en) Improvements in tractors
AU217121A (en) Improvements in and relating to manures