GB528577A - Improvements relating to high pressure metal vapour lamps - Google Patents

Improvements relating to high pressure metal vapour lamps

Info

Publication number
GB528577A
GB528577A GB1219739A GB1219739A GB528577A GB 528577 A GB528577 A GB 528577A GB 1219739 A GB1219739 A GB 1219739A GB 1219739 A GB1219739 A GB 1219739A GB 528577 A GB528577 A GB 528577A
Authority
GB
United Kingdom
Prior art keywords
electrodes
millimetres
tubes
pressure metal
metal vapour
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
GB1219739A
Other languages
English (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.)
Quarzlampen GmbH
Original Assignee
Quarzlampen 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 Quarzlampen GmbH filed Critical Quarzlampen GmbH
Publication of GB528577A publication Critical patent/GB528577A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/06—Main electrodes
    • H01J61/073—Main electrodes for high-pressure discharge lamps
    • H01J61/0732—Main electrodes for high-pressure discharge lamps characterised by the construction of the electrode

Landscapes

  • Discharge Lamps And Accessories Thereof (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
GB1219739A 1938-04-24 1939-04-22 Improvements relating to high pressure metal vapour lamps Expired GB528577A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEQ2207D DE754219C (de) 1938-04-24 1938-04-24 Metalldampfhochdrucklampe, insbesondere Quecksilberhochdrucklampe, mit festen, nichtaktivierten Aufheizelektroden

Publications (1)

Publication Number Publication Date
GB528577A true GB528577A (en) 1940-11-01

Family

ID=5797266

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1219739A Expired GB528577A (en) 1938-04-24 1939-04-22 Improvements relating to high pressure metal vapour lamps

Country Status (6)

Country Link
BE (1) BE433959A (en:Method)
CH (1) CH210418A (en:Method)
DE (1) DE754219C (en:Method)
FR (1) FR853268A (en:Method)
GB (1) GB528577A (en:Method)
NL (1) NL55294C (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL269416A (en:Method) * 1960-09-21

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR392509A (fr) * 1907-11-20 1908-11-28 Union Special Machinenfabrik G Machine à élargir et à enrouler les tricots tubulaires et articles similaires
GB191028888A (en) * 1910-07-15 1911-04-13 Felicien Adrien Marie Michotte Electric Arc Lamps.
GB191418149A (en) * 1913-08-05 1915-07-29 Heinrich Greinacher Improvements in Arc-incandescent Lamps.
FR493026A (fr) * 1918-04-24 1919-07-29 Henri George Lampe à vapeur de mercure en quartz, fonctionnant sur courant alternatif
GB185416A (en) * 1921-08-30 1923-05-31 Philips Nv Improvements in or relating to electric lamps with enclosed arc-discharge
DE650383C (de) * 1930-08-10 1937-09-21 Siemens & Halske Akt Ges Edelgasgefuellte Hochdruckmetalldampfbogenlampe mit zwei Hartmetallelektroden, die im Betrieb als Fusspunkte des Lichtbogens dienen
AT130412B (de) * 1930-09-15 1932-11-25 Siemens Ag Metalldampfbogenlampe für Wechselstrombetrieb.
BE385101A (en:Method) * 1930-12-20
GB441895A (en) * 1933-10-27 1936-01-29 Francois Joseph Gerard Van Den Improvements in or relating to electric gaseous discharge lamps
DE657108C (de) * 1934-11-05 1938-02-25 Philips Patentverwaltung Kuenstlich gekuehlte, fuer Lichtausstrahlung dienende Hochdruckquecksilberdampfentladungsroehre
DE711871C (de) * 1934-11-06 1941-10-08 Philips Patentverwaltung Kuenstlich gekuehlte, zum Aussenden von Strahlen dienende, geschlossene Hochdruckquecksilberdampfentladungsroehre
US2116429A (en) * 1935-10-14 1938-05-03 Gen Electric Assembly for discharge devices
AT151817B (de) * 1936-03-21 1937-12-10 Ver Gluehlampen & Elec Ag Elektrische Entladungsröhre.
DE681041C (de) * 1936-09-01 1939-09-13 Philips Patentverwaltung Hochdruckmetalldampfentladungsroehre

Also Published As

Publication number Publication date
FR853268A (fr) 1940-03-14
BE433959A (en:Method) 1939-05-31
CH210418A (de) 1940-07-15
DE754219C (de) 1954-03-15
NL55294C (en:Method) 1943-10-15

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