GB1385097A - Tungsten halogen lamp - Google Patents

Tungsten halogen lamp

Info

Publication number
GB1385097A
GB1385097A GB3658472A GB3658472A GB1385097A GB 1385097 A GB1385097 A GB 1385097A GB 3658472 A GB3658472 A GB 3658472A GB 3658472 A GB3658472 A GB 3658472A GB 1385097 A GB1385097 A GB 1385097A
Authority
GB
United Kingdom
Prior art keywords
halogen lamp
tungsten halogen
lamp
aug
inert gas
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
GB3658472A
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.)
Osram GmbH
Original Assignee
Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
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 Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH filed Critical Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
Publication of GB1385097A publication Critical patent/GB1385097A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/50—Selection of substances for gas fillings; Specified pressure thereof
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps

Landscapes

  • Discharge Lamp (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)

Abstract

1385097 Tungsten halogen lamp PATENTTREUHAND-GES FUR ELEKTRISCHE GLUHLAMPEN mbH 4 Aug 1972 [10 Aug 1971] 36584/72 Heading H1F A tungsten halogen lamp comprises a tungsten filament and an inert gas filling the filling containing fluorine and oxygen in equimolar amounts. The inert gas may be argon or nitrogen. The lamp envelope may be of quartz, hard or ordinary glass. The lamp may be double or single-ended. It is said that the compound WO2F2 forms within the envelope during operation.
GB3658472A 1971-08-10 1972-08-04 Tungsten halogen lamp Expired GB1385097A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2140087A DE2140087A1 (en) 1971-08-10 1971-08-10 HALOGEN LIGHT BULB

Publications (1)

Publication Number Publication Date
GB1385097A true GB1385097A (en) 1975-02-26

Family

ID=5816380

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3658472A Expired GB1385097A (en) 1971-08-10 1972-08-04 Tungsten halogen lamp

Country Status (4)

Country Link
US (1) US3783328A (en)
DE (1) DE2140087A1 (en)
FR (1) FR2150021A5 (en)
GB (1) GB1385097A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4005324A (en) * 1976-03-17 1977-01-25 General Motors Corporation Tungsten-fluorine lamp with native retained oxygen therein and method of manufacture
JP2004303573A (en) * 2003-03-31 2004-10-28 Matsushita Electric Ind Co Ltd High pressure mercury lamp, lamp unit using the same, and image display device using the lamp unit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1270684B (en) * 1961-07-26 1968-06-20 Philips Nv Gas-filled incandescent lamp with a tungsten filament and process for its manufacture
NL281243A (en) * 1961-07-26
US3364376A (en) * 1965-09-21 1968-01-16 Gen Electric Iodine cycle incandescent lamp including carbon monoxide
US3541378A (en) * 1968-01-08 1970-11-17 Westinghouse Electric Corp Tungsten oxyhalide incandescent lamps
GB1215689A (en) * 1968-11-05 1970-12-16 Westinghouse Electric Corp Method for dosing chlorine or fluorine into halogen-cycle-type incandescent lamps

Also Published As

Publication number Publication date
DE2140087A1 (en) 1973-02-22
FR2150021A5 (en) 1973-03-30
DE2140087C2 (en) 1987-06-11
US3783328A (en) 1974-01-01

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee