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AT258415B - Scheinwerfer mit scharfer Hell-Dunkelgrenze - Google Patents

Scheinwerfer mit scharfer Hell-Dunkelgrenze

Info

Publication number
AT258415B
AT258415B AT911665A AT911665A AT258415B AT 258415 B AT258415 B AT 258415B AT 911665 A AT911665 A AT 911665A AT 911665 A AT911665 A AT 911665A AT 258415 B AT258415 B AT 258415B
Authority
AT
Austria
Prior art keywords
headlights
line
sharp cut
sharp
cut
Prior art date
Application number
AT911665A
Other languages
English (en)
Original Assignee
Jenaer Glaswerk Schott & Gen
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 Jenaer Glaswerk Schott & Gen filed Critical Jenaer Glaswerk Schott & Gen
Application granted granted Critical
Publication of AT258415B publication Critical patent/AT258415B/de

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
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/28—Cover glass
    • 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
    • F21S41/168—Incandescent light sources, e.g. filament or halogen lamps having a filament arranged transversally to the optical axis of the illuminating device
    • 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
    • F21S41/285—Refractors, transparent cover plates, light guides or filters not provided in groups F21S41/24 - F21S41/2805
    • 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)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
AT911665A 1964-11-03 1965-10-08 Scheinwerfer mit scharfer Hell-Dunkelgrenze AT258415B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEJ26809A DE1293703B (de) 1964-11-03 1964-11-03 Lichtablenkscheibe fuer Scheinwerfer

Publications (1)

Publication Number Publication Date
AT258415B true AT258415B (de) 1967-11-27

Family

ID=7202760

Family Applications (1)

Application Number Title Priority Date Filing Date
AT911665A AT258415B (de) 1964-11-03 1965-10-08 Scheinwerfer mit scharfer Hell-Dunkelgrenze

Country Status (5)

Country Link
AT (1) AT258415B (de)
BE (1) BE671705A (de)
CH (1) CH453920A (de)
DE (1) DE1293703B (de)
NL (1) NL6514268A (de)

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE450610C (de) * 1926-10-10 1927-10-12 Adolf Kern Fahrzeugscheinwerfer mit parabolischem Reflektor
US1878632A (en) * 1930-06-05 1932-09-20 Frank C Hacheney Headlight
DE650929C (de) * 1932-08-29 1937-10-06 Guide Lamp Corp Scheinwerferanordnung fuer Fahrzeuge
US2044224A (en) * 1934-07-14 1936-06-16 Jr Gustave Adolphus Peple Head lamp
DE698078C (de) * 1936-05-06 1940-10-31 Friedrich Richard Dietrich Elektrischer Fahrzeugscheinwerfer mit zwei einen gemeinsamen Brennpunkt aufweisenden Spiegelteilen
US2719967A (en) * 1952-07-18 1955-10-04 Columbus Metal Products Inc Signal lamp
DE1040985B (de) * 1952-09-27 1958-10-16 Paul Guenther Erbsloeh Abblendvorrichtung als Kraftfahrzeugscheinwerfer-Vorsatz
DE918433C (de) * 1952-10-23 1954-09-27 Karl Nister Abblendeinrichtung an Scheinwerfer-, Nebel- und Kurvenlampen von Fahrzeugen
DE1038499B (de) * 1955-08-19 1958-09-11 Paul Guenther Erbsloeh Blendfreier Scheinwerfer, insbesondere fuer Kraftfahrzeuge
DE1054935B (de) * 1955-09-10 1959-04-16 Paul Guenther Erbsloeh Blendfreier Scheinwerfer, insbesondere fuer Kraftfahrzeuge
DE1039458B (de) * 1956-04-23 1958-09-25 Westfaelische Metall Industrie Abgeblendeter Fahrzeugscheinwerfer
DE1219421B (de) * 1960-04-22 1966-06-23 Philips Nv Fahrzeugscheinwerfer

Also Published As

Publication number Publication date
DE1293703B (de) 1969-04-30
BE671705A (de) 1966-02-14
NL6514268A (de) 1966-05-04
CH453920A (de) 1968-03-31

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