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FR948249A - Improvements to ignition devices for discharge lamps - Google Patents

Improvements to ignition devices for discharge lamps

Info

Publication number
FR948249A
FR948249A FR948249DA FR948249A FR 948249 A FR948249 A FR 948249A FR 948249D A FR948249D A FR 948249DA FR 948249 A FR948249 A FR 948249A
Authority
FR
France
Prior art keywords
discharge lamps
ignition devices
ignition
devices
lamps
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
Other languages
French (fr)
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.)
Compagnie des Lampes
Original Assignee
Compagnie des Lampes
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 Compagnie des Lampes filed Critical Compagnie des Lampes
Application granted granted Critical
Publication of FR948249A publication Critical patent/FR948249A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/02—Details
    • H05B41/04—Starting switches
    • H05B41/06—Starting switches thermal only
    • H05B41/08—Starting switches thermal only heated by glow discharge
FR948249D 1942-04-25 1947-06-20 Improvements to ignition devices for discharge lamps Expired FR948249A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US948249XA 1942-04-25 1942-04-25

Publications (1)

Publication Number Publication Date
FR948249A true FR948249A (en) 1949-07-26

Family

ID=22247401

Family Applications (1)

Application Number Title Priority Date Filing Date
FR948249D Expired FR948249A (en) 1942-04-25 1947-06-20 Improvements to ignition devices for discharge lamps

Country Status (1)

Country Link
FR (1) FR948249A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1017287B (en) * 1955-10-18 1957-10-10 Patra Patent Treuhand Ignition and operating device for electric discharge lamps

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1017287B (en) * 1955-10-18 1957-10-10 Patra Patent Treuhand Ignition and operating device for electric discharge lamps

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