FR2218714A1 - - Google Patents

Info

Publication number
FR2218714A1
FR2218714A1 FR7404929A FR7404929A FR2218714A1 FR 2218714 A1 FR2218714 A1 FR 2218714A1 FR 7404929 A FR7404929 A FR 7404929A FR 7404929 A FR7404929 A FR 7404929A FR 2218714 A1 FR2218714 A1 FR 2218714A1
Authority
FR
France
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.)
Granted
Application number
FR7404929A
Other languages
French (fr)
Other versions
FR2218714B3 (OSRAM
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2218714A1 publication Critical patent/FR2218714A1/fr
Application granted granted Critical
Publication of FR2218714B3 publication Critical patent/FR2218714B3/fr
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
    • H05B41/048—Starting switches using electromagnetic relays

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
FR7404929A 1973-02-16 1974-02-13 Expired FR2218714B3 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH227673A CH561498A5 (OSRAM) 1973-02-16 1973-02-16

Publications (2)

Publication Number Publication Date
FR2218714A1 true FR2218714A1 (OSRAM) 1974-09-13
FR2218714B3 FR2218714B3 (OSRAM) 1976-11-26

Family

ID=4229972

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7404929A Expired FR2218714B3 (OSRAM) 1973-02-16 1974-02-13

Country Status (3)

Country Link
CH (1) CH561498A5 (OSRAM)
DE (1) DE2407371A1 (OSRAM)
FR (1) FR2218714B3 (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0041499B1 (de) * 1980-05-30 1984-06-13 Johann Buser System zur Sofortzündung und zum langlebigen Betrieb von Entladungslampen
US5118994A (en) * 1990-05-25 1992-06-02 Gte Laboratories Incorporated Method and circuit for improved hid lamp maintenance

Also Published As

Publication number Publication date
FR2218714B3 (OSRAM) 1976-11-26
DE2407371A1 (de) 1974-08-22
CH561498A5 (OSRAM) 1975-04-30

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Legal Events

Date Code Title Description
ST Notification of lapse