SE336840B - - Google Patents

Info

Publication number
SE336840B
SE336840B SE03704/67A SE370467A SE336840B SE 336840 B SE336840 B SE 336840B SE 03704/67 A SE03704/67 A SE 03704/67A SE 370467 A SE370467 A SE 370467A SE 336840 B SE336840 B SE 336840B
Authority
SE
Sweden
Prior art keywords
screen
filament
lamp
envelope
dipping
Prior art date
Application number
SE03704/67A
Other languages
English (en)
Inventor
J Rijnders
T Jacobs
V Notelteirs
Original Assignee
Philips 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 Philips Nv filed Critical Philips Nv
Publication of SE336840B publication Critical patent/SE336840B/xx

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

Landscapes

  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Overhead Projectors And Projection Screens (AREA)
SE03704/67A 1966-03-19 1967-03-16 SE336840B (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6603641A NL6603641A (ja) 1966-03-19 1966-03-19

Publications (1)

Publication Number Publication Date
SE336840B true SE336840B (ja) 1971-07-19

Family

ID=19796035

Family Applications (1)

Application Number Title Priority Date Filing Date
SE03704/67A SE336840B (ja) 1966-03-19 1967-03-16

Country Status (9)

Country Link
US (1) US3493806A (ja)
AT (1) AT282757B (ja)
BE (1) BE695724A (ja)
CH (1) CH460946A (ja)
ES (1) ES338162A1 (ja)
FR (1) FR1514723A (ja)
GB (1) GB1178492A (ja)
NL (1) NL6603641A (ja)
SE (1) SE336840B (ja)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1772256C3 (de) * 1968-04-20 1978-05-03 Robert Bosch Gmbh, 7000 Stuttgart Abblendbarer Fahrzeugscheinwerfer für asymmetrisches Abblendlicht
NL154058B (nl) * 1968-06-08 1977-07-15 Philips Nv Halogeengloeilamp voor voertuigverlichting.
DE1901179A1 (de) * 1969-01-10 1970-08-06 Patra Patent Treuhand Zweifadenhalogengluehlampe fuer Kraftfahrzeugscheinwerfer
DE2323520A1 (de) * 1973-05-10 1974-11-28 Bosch Gmbh Robert Gasdichter scheinwerfer fuer kraftfahrzeuge
EP0056505B1 (en) * 1981-01-15 1987-07-22 American Sterilizer Company Electrically focused surgical light
US4389700A (en) * 1981-04-13 1983-06-21 Gte Products Corporation Projection unit with separable lamp capsule and slidable means for ejecting same
US4390935A (en) * 1981-04-13 1983-06-28 Gte Products Corporation Projection unit with separable lamp capsule and means for ejecting same
US4587601A (en) * 1981-07-23 1986-05-06 Collins Dynamics, Inc. Combined flood and spot light incorporating a reflector member of circular and parabolic longitudinal cross section
US4480296A (en) * 1981-12-28 1984-10-30 Gte Products Corporation Two-filament lamp for automobile headlight
US4553066A (en) * 1983-08-08 1985-11-12 Gte Products Corporation Multiple filament lamp having wire grid to provide filament redundancy
US5578893A (en) * 1993-11-16 1996-11-26 Piaa Corporation Bulb for vehicular lighting equipment
JPH09237504A (ja) * 1996-02-23 1997-09-09 Patent Treuhand Ges Elektr Gluehlamp Mbh 下向き及び上向きライト用自動車前照灯
DE102006060006A1 (de) * 2006-12-19 2008-06-26 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Lampengefäß für eine Halogenscheinwerferlampe

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1250030A (en) * 1917-02-03 1917-12-11 Lillie E Schickerling Electric-lamp attachment.
US1262395A (en) * 1917-07-07 1918-04-09 Lillie E Schickerling Automobile-lamp bulb.
US1693672A (en) * 1926-11-22 1928-12-04 Charles J Schroeder Electric light
US2006140A (en) * 1932-01-15 1935-06-25 Gen Electric Illumination
US2795722A (en) * 1954-12-29 1957-06-11 Gen Electric Electric incandescent lamp
DE1081972B (de) * 1958-06-03 1960-05-19 Franz Lollert Zweifaden-Gluehlampe fuer Fahrzeugscheinwerfer
US3234421A (en) * 1961-01-23 1966-02-08 Gen Electric Metallic halide electric discharge lamps
US3160777A (en) * 1962-10-22 1964-12-08 Gen Electric Filament and reflector support for an elongated tube
DE1197825B (de) * 1963-05-07 1965-08-05 Bosch Gmbh Robert Scheinwerfer fuer Kraftfahrzeuge
DE1622402B1 (de) * 1964-06-20 1969-09-11 Bosch Gmbh Robert Fahrzeugscheinwerfer

Also Published As

Publication number Publication date
AT282757B (de) 1970-07-10
DE1589242B2 (de) 1975-10-09
FR1514723A (fr) 1968-02-23
DE1589242A1 (de) 1970-03-26
BE695724A (ja) 1967-09-18
GB1178492A (en) 1970-01-21
CH460946A (de) 1968-08-15
ES338162A1 (es) 1968-04-01
NL6603641A (ja) 1967-09-20
US3493806A (en) 1970-02-03

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