FR2269834B1 - - Google Patents

Info

Publication number
FR2269834B1
FR2269834B1 FR7415349A FR7415349A FR2269834B1 FR 2269834 B1 FR2269834 B1 FR 2269834B1 FR 7415349 A FR7415349 A FR 7415349A FR 7415349 A FR7415349 A FR 7415349A FR 2269834 B1 FR2269834 B1 FR 2269834B1
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.)
Expired
Application number
FR7415349A
Other languages
French (fr)
Other versions
FR2269834A1 (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.)
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
Priority to FR7415349A priority Critical patent/FR2269834A1/en
Publication of FR2269834A1 publication Critical patent/FR2269834A1/en
Application granted granted Critical
Publication of FR2269834B1 publication Critical patent/FR2269834B1/fr
Granted 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
    • H05B41/14—Circuit arrangements
    • H05B41/46—Circuits providing for substitution in case of failure of the lamp
    • 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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/20—Responsive to malfunctions or to light source life; for protection
    • H05B47/29—Circuits providing for substitution of the light source in case of its failure
FR7415349A 1974-05-03 1974-05-03 Lighting installation having two operating modes - has discharge and incandescentin parallel and switching between modes Granted FR2269834A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7415349A FR2269834A1 (en) 1974-05-03 1974-05-03 Lighting installation having two operating modes - has discharge and incandescentin parallel and switching between modes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7415349A FR2269834A1 (en) 1974-05-03 1974-05-03 Lighting installation having two operating modes - has discharge and incandescentin parallel and switching between modes

Publications (2)

Publication Number Publication Date
FR2269834A1 FR2269834A1 (en) 1975-11-28
FR2269834B1 true FR2269834B1 (en) 1978-01-13

Family

ID=9138420

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7415349A Granted FR2269834A1 (en) 1974-05-03 1974-05-03 Lighting installation having two operating modes - has discharge and incandescentin parallel and switching between modes

Country Status (1)

Country Link
FR (1) FR2269834A1 (en)

Also Published As

Publication number Publication date
FR2269834A1 (en) 1975-11-28

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Legal Events

Date Code Title Description
ST Notification of lapse