DE1084835B - Zweifadengluehlampe fuer Scheinwerfer von Kraftfahrzeugen - Google Patents

Zweifadengluehlampe fuer Scheinwerfer von Kraftfahrzeugen

Info

Publication number
DE1084835B
DE1084835B DEB47835A DEB0047835A DE1084835B DE 1084835 B DE1084835 B DE 1084835B DE B47835 A DEB47835 A DE B47835A DE B0047835 A DEB0047835 A DE B0047835A DE 1084835 B DE1084835 B DE 1084835B
Authority
DE
Germany
Prior art keywords
filament
dipped
incandescent lamp
screen
optical axis
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.)
Pending
Application number
DEB47835A
Other languages
German (de)
English (en)
Inventor
Dipl-Ing Gerhard Lindae
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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
Priority to NL126154D priority Critical patent/NL126154C/xx
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to DEB47835A priority patent/DE1084835B/de
Priority to CH6930959A priority patent/CH372104A/de
Priority to GB4627/59A priority patent/GB898612A/en
Priority to US792389A priority patent/US3083315A/en
Priority to FR786343A priority patent/FR1224989A/fr
Publication of DE1084835B publication Critical patent/DE1084835B/de
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K9/00—Lamps having two or more incandescent bodies separately heated
    • H01K9/08—Lamps having two or more incandescent bodies separately heated to provide selectively different light effects, e.g. for automobile headlamp
    • 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
    • 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
    • F21S41/164—Incandescent light sources, e.g. filament or halogen lamps having two or more filaments
    • 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
    • F21S41/166—Incandescent light sources, e.g. filament or halogen lamps characterised by the shape of the filament
    • 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
    • F21S41/19—Attachment of light sources or lamp holders
    • F21S41/192—Details of lamp holders, terminals or connectors
    • 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
    • F21S41/30—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
    • F21S41/30—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
    • F21S41/335—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors with continuity 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
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/32—Optical layout thereof
    • F21S41/36—Combinations of two or more separate reflectors
    • F21S41/365—Combinations of two or more separate reflectors successively reflecting the light
    • 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
    • F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
    • 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
    • F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
    • F21S41/43—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades characterised by the shape thereof
    • 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
    • F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
    • F21S41/47—Attachment thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
DEB47835A 1958-02-13 1958-02-13 Zweifadengluehlampe fuer Scheinwerfer von Kraftfahrzeugen Pending DE1084835B (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NL126154D NL126154C (enrdf_load_stackoverflow) 1958-02-13
DEB47835A DE1084835B (de) 1958-02-13 1958-02-13 Zweifadengluehlampe fuer Scheinwerfer von Kraftfahrzeugen
CH6930959A CH372104A (de) 1958-02-13 1959-02-09 In einem Scheinwerfer eines Kraftfahrzeuges eingesetzte elektrische Glühlampe
GB4627/59A GB898612A (en) 1958-02-13 1959-02-10 Improvements in vehicle headlamp bulbs
US792389A US3083315A (en) 1958-02-13 1959-02-10 Headlamps
FR786343A FR1224989A (fr) 1958-02-13 1959-02-11 Lampe à incandescence pour phare d'automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB47835A DE1084835B (de) 1958-02-13 1958-02-13 Zweifadengluehlampe fuer Scheinwerfer von Kraftfahrzeugen

Publications (1)

Publication Number Publication Date
DE1084835B true DE1084835B (de) 1960-07-07

Family

ID=6968383

Family Applications (1)

Application Number Title Priority Date Filing Date
DEB47835A Pending DE1084835B (de) 1958-02-13 1958-02-13 Zweifadengluehlampe fuer Scheinwerfer von Kraftfahrzeugen

Country Status (6)

Country Link
US (1) US3083315A (enrdf_load_stackoverflow)
CH (1) CH372104A (enrdf_load_stackoverflow)
DE (1) DE1084835B (enrdf_load_stackoverflow)
FR (1) FR1224989A (enrdf_load_stackoverflow)
GB (1) GB898612A (enrdf_load_stackoverflow)
NL (1) NL126154C (enrdf_load_stackoverflow)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1271278A (en) * 1917-06-18 1918-07-02 Charles J Mcdonald Light-dimmer.
FR958316A (enrdf_load_stackoverflow) * 1950-03-07
DE848389C (de) * 1949-04-13 1952-09-04 Philips Nv Buendellicht mit elektrischer Gluehlampe, insbesondere zur Verwendung bei Fahrzeugen
FR1131455A (fr) * 1954-02-13 1957-02-21 Philips Nv Lampe à incandescence pour l'éclairage d'automobiles
DE1015926B (de) * 1954-03-02 1957-09-19 Philips Nv Elektrische Zweifadengluehlampe fuer Kraftfahrzeugbeleuchtung
AT195526B (de) * 1956-01-24 1958-02-10 Egyesuelt Izzolampa Glühlampe für Kraftfahrzeugscheinwerfer

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1716048A (en) * 1921-07-29 1929-06-04 Safety Anti Dazzle Bulb Syndic Vehicle lamp
US1793398A (en) * 1928-01-11 1931-02-17 Hamberger John Electric lamp
BE381934A (enrdf_load_stackoverflow) * 1930-07-22
US2006140A (en) * 1932-01-15 1935-06-25 Gen Electric Illumination
US2144438A (en) * 1937-10-06 1939-01-17 Birdseye Electric Company Tubular incandescent electric lamp
US2171336A (en) * 1938-05-02 1939-08-29 Silas B Hayden Nonglare reflector
US2858467A (en) * 1954-12-08 1958-10-28 Gen Electric Vehicle headlamp

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR958316A (enrdf_load_stackoverflow) * 1950-03-07
US1271278A (en) * 1917-06-18 1918-07-02 Charles J Mcdonald Light-dimmer.
DE848389C (de) * 1949-04-13 1952-09-04 Philips Nv Buendellicht mit elektrischer Gluehlampe, insbesondere zur Verwendung bei Fahrzeugen
FR1131455A (fr) * 1954-02-13 1957-02-21 Philips Nv Lampe à incandescence pour l'éclairage d'automobiles
DE1015926B (de) * 1954-03-02 1957-09-19 Philips Nv Elektrische Zweifadengluehlampe fuer Kraftfahrzeugbeleuchtung
AT195526B (de) * 1956-01-24 1958-02-10 Egyesuelt Izzolampa Glühlampe für Kraftfahrzeugscheinwerfer

Also Published As

Publication number Publication date
FR1224989A (fr) 1960-06-28
CH372104A (de) 1963-09-30
NL126154C (enrdf_load_stackoverflow)
US3083315A (en) 1963-03-26
GB898612A (en) 1962-06-14

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