CH614087A5 - Circuit arrangement on a fluorescent lamp provided with variable series inductance for brightness control of the lamp - Google Patents

Circuit arrangement on a fluorescent lamp provided with variable series inductance for brightness control of the lamp

Info

Publication number
CH614087A5
CH614087A5 CH479377A CH479377A CH614087A5 CH 614087 A5 CH614087 A5 CH 614087A5 CH 479377 A CH479377 A CH 479377A CH 479377 A CH479377 A CH 479377A CH 614087 A5 CH614087 A5 CH 614087A5
Authority
CH
Switzerland
Prior art keywords
circuit arrangement
lamp
brightness control
series inductance
variable series
Prior art date
Application number
CH479377A
Other languages
English (en)
Inventor
Ernst Wiesner
Original Assignee
Zumtobel 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 Zumtobel Ag filed Critical Zumtobel Ag
Publication of CH614087A5 publication Critical patent/CH614087A5/xx

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
    • H05B41/36—Controlling
    • H05B41/38—Controlling the intensity of light
    • H05B41/40—Controlling the intensity of light discontinuously
    • H05B41/42—Controlling the intensity of light discontinuously in two steps only
CH479377A 1976-04-30 1977-04-19 Circuit arrangement on a fluorescent lamp provided with variable series inductance for brightness control of the lamp CH614087A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT321476A AT345931B (de) 1976-04-30 1976-04-30 Schaltung zur helligkeitssteuerung fuer leuchtstofflampen mit variierbaren vorschaltinduktivitaeten

Publications (1)

Publication Number Publication Date
CH614087A5 true CH614087A5 (en) 1979-10-31

Family

ID=3547121

Family Applications (1)

Application Number Title Priority Date Filing Date
CH479377A CH614087A5 (en) 1976-04-30 1977-04-19 Circuit arrangement on a fluorescent lamp provided with variable series inductance for brightness control of the lamp

Country Status (3)

Country Link
AT (1) AT345931B (de)
CH (1) CH614087A5 (de)
DE (1) DE2718682A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3740676A1 (de) * 1987-12-01 1989-06-22 Erzmoneit Dorit Schaltungsanordnung zur energieeinsparung durch induktive netzspannungsabsenkung fuer nieder- und hochdruckentladungslampen sowie quecksilberdampflampen

Also Published As

Publication number Publication date
DE2718682A1 (de) 1977-11-10
ATA321476A (de) 1978-02-15
AT345931B (de) 1978-10-10

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased