GB486394A - High pressure metallic vapour electric discharge lamp - Google Patents

High pressure metallic vapour electric discharge lamp

Info

Publication number
GB486394A
GB486394A GB29223/37A GB2922337A GB486394A GB 486394 A GB486394 A GB 486394A GB 29223/37 A GB29223/37 A GB 29223/37A GB 2922337 A GB2922337 A GB 2922337A GB 486394 A GB486394 A GB 486394A
Authority
GB
United Kingdom
Prior art keywords
mms
activated
rod
helix
oct
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
GB29223/37A
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.)
Ver Gluehlampen & Elek AG
Original Assignee
Ver Gluehlampen & Elek AG
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 Ver Gluehlampen & Elek AG filed Critical Ver Gluehlampen & Elek AG
Publication of GB486394A publication Critical patent/GB486394A/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
    • H01J61/84—Lamps with discharge constricted by high pressure
    • H01J61/86—Lamps with discharge constricted by high pressure with discharge additionally constricted by close spacing of electrodes, e.g. for optical projection

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
GB29223/37A 1936-10-26 1937-10-26 High pressure metallic vapour electric discharge lamp Expired GB486394A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE486394X 1936-10-26

Publications (1)

Publication Number Publication Date
GB486394A true GB486394A (en) 1938-06-02

Family

ID=6543441

Family Applications (1)

Application Number Title Priority Date Filing Date
GB29223/37A Expired GB486394A (en) 1936-10-26 1937-10-26 High pressure metallic vapour electric discharge lamp

Country Status (3)

Country Link
FR (1) FR828257A (en:Method)
GB (1) GB486394A (en:Method)
NL (1) NL48212C (en:Method)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1086344B (de) * 1956-07-13 1960-08-04 Pat & Visseaux Claude Kalte Hohlelktrode fuer elektrische Entladungslampen mit einer Quecksilber-dampf- und Gasatmosphaere
GB2173943A (en) * 1985-04-18 1986-10-22 Noblelight Limited Improvements in and relating to cathodes
GB2216332A (en) * 1988-02-18 1989-10-04 Gen Electric Xenon discharge lamp

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE883782C (de) * 1938-06-24 1953-07-20 Westinghouse Electric Corp Elektrische Hochdruckentladungsvorrichtung

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1086344B (de) * 1956-07-13 1960-08-04 Pat & Visseaux Claude Kalte Hohlelktrode fuer elektrische Entladungslampen mit einer Quecksilber-dampf- und Gasatmosphaere
GB2173943A (en) * 1985-04-18 1986-10-22 Noblelight Limited Improvements in and relating to cathodes
GB2216332A (en) * 1988-02-18 1989-10-04 Gen Electric Xenon discharge lamp
GB2216332B (en) * 1988-02-18 1992-09-23 Gen Electric Xenon lamp

Also Published As

Publication number Publication date
FR828257A (fr) 1938-05-13
NL48212C (en:Method)

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