GB2054122B - Dipped-beam headlamp for motor vehicles - Google Patents

Dipped-beam headlamp for motor vehicles

Info

Publication number
GB2054122B
GB2054122B GB8021321A GB8021321A GB2054122B GB 2054122 B GB2054122 B GB 2054122B GB 8021321 A GB8021321 A GB 8021321A GB 8021321 A GB8021321 A GB 8021321A GB 2054122 B GB2054122 B GB 2054122B
Authority
GB
United Kingdom
Prior art keywords
dipped
motor vehicles
beam headlamp
headlamp
vehicles
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
GB8021321A
Other languages
English (en)
Other versions
GB2054122A (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.)
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
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of GB2054122A publication Critical patent/GB2054122A/en
Application granted granted Critical
Publication of GB2054122B publication Critical patent/GB2054122B/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
    • F21S41/10—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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
GB8021321A 1979-07-07 1980-06-30 Dipped-beam headlamp for motor vehicles Expired GB2054122B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792927559 DE2927559A1 (de) 1979-07-07 1979-07-07 Abblendlicht-scheinwerfer fuer kraftfahrzeuge

Publications (2)

Publication Number Publication Date
GB2054122A GB2054122A (en) 1981-02-11
GB2054122B true GB2054122B (en) 1983-03-16

Family

ID=6075194

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8021321A Expired GB2054122B (en) 1979-07-07 1980-06-30 Dipped-beam headlamp for motor vehicles

Country Status (4)

Country Link
DE (1) DE2927559A1 (enrdf_load_stackoverflow)
FR (1) FR2461195A1 (enrdf_load_stackoverflow)
GB (1) GB2054122B (enrdf_load_stackoverflow)
SE (1) SE442186B (enrdf_load_stackoverflow)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB227385A (en) * 1924-02-14 1925-01-15 Gen Electric Co Ltd Improvements in spiral filaments for electric incandescent lamps
AT222751B (de) * 1960-06-17 1962-08-10 Egyesuelt Izzolampa Verfahren zur Herstellung von Glühlampenwendeln
GB1342069A (en) * 1970-12-15 1973-12-25 Thorn Electrical Ind Ltd Electrically conductive components

Also Published As

Publication number Publication date
SE442186B (sv) 1985-12-09
FR2461195B1 (enrdf_load_stackoverflow) 1985-04-26
FR2461195A1 (fr) 1981-01-30
DE2927559A1 (de) 1981-01-22
GB2054122A (en) 1981-02-11
SE8004957L (sv) 1981-01-08

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee