IT7920960A0 - POWER SUPPLY DEVICE ON TWO POWER LEVELS FOR FLUORESCENT LAMPS AND LIGHTING SYSTEM INCLUDING SUCH A DEVICE. - Google Patents

POWER SUPPLY DEVICE ON TWO POWER LEVELS FOR FLUORESCENT LAMPS AND LIGHTING SYSTEM INCLUDING SUCH A DEVICE.

Info

Publication number
IT7920960A0
IT7920960A0 IT7920960A IT2096079A IT7920960A0 IT 7920960 A0 IT7920960 A0 IT 7920960A0 IT 7920960 A IT7920960 A IT 7920960A IT 2096079 A IT2096079 A IT 2096079A IT 7920960 A0 IT7920960 A0 IT 7920960A0
Authority
IT
Italy
Prior art keywords
system including
lighting system
fluorescent lamps
power supply
supply device
Prior art date
Application number
IT7920960A
Other languages
Italian (it)
Other versions
IT1111522B (en
Original Assignee
Lampes Sa
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 Lampes Sa filed Critical Lampes Sa
Publication of IT7920960A0 publication Critical patent/IT7920960A0/en
Application granted granted Critical
Publication of IT1111522B publication Critical patent/IT1111522B/en

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
IT20960/79A 1978-03-17 1979-03-14 TWO-LEVEL POWER SUPPLY DEVICE FOR FLUORESCENT LAMPS AND LIGHTING SYSTEM WITH A SUCH DEVICE IT1111522B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7807802A FR2420271A1 (en) 1978-03-17 1978-03-17 POWER SUPPLY DEVICE ON TWO POWER LEVELS FOR FLUORESCENT LAMPS, AND LIGHTING INSTALLATION INCLUDING SUCH A DEVICE

Publications (2)

Publication Number Publication Date
IT7920960A0 true IT7920960A0 (en) 1979-03-14
IT1111522B IT1111522B (en) 1986-01-13

Family

ID=9205956

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20960/79A IT1111522B (en) 1978-03-17 1979-03-14 TWO-LEVEL POWER SUPPLY DEVICE FOR FLUORESCENT LAMPS AND LIGHTING SYSTEM WITH A SUCH DEVICE

Country Status (8)

Country Link
BE (1) BE874913A (en)
DE (1) DE2910492A1 (en)
ES (1) ES478703A1 (en)
FR (1) FR2420271A1 (en)
GB (1) GB2021336B (en)
IT (1) IT1111522B (en)
LU (1) LU81054A1 (en)
NL (1) NL7902027A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2155258B (en) * 1984-01-27 1987-05-20 Concord Controls Limited Control circuit for a fluorescent tube
DE3618975A1 (en) * 1986-06-05 1987-12-10 M & V Reklametechnik Ohg Method for the intermittent operation of a fluorescent lamp, and a circuit for carrying out the method
DE4100369A1 (en) * 1991-01-09 1992-07-23 Albert Henning Operating fluorescent lamps for advertising or information display - periodically switching ionisation phase of individual lamps on or off and maintaining electrode temp. using short circuit phase
US5324423A (en) * 1993-02-11 1994-06-28 Amway Corporation UV bulb intensity control for water treatment system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1283225A (en) * 1960-12-19 1962-02-02 Pat & Visseaux Claude Circuit for the variable current supply of a discharge device
FR1568201A (en) * 1968-03-13 1969-05-23
GB1410351A (en) * 1972-01-11 1975-10-15 Martin D J Controlling the power supplied to a load

Also Published As

Publication number Publication date
GB2021336B (en) 1982-07-07
NL7902027A (en) 1979-09-19
GB2021336A (en) 1979-11-28
LU81054A1 (en) 1980-09-24
FR2420271A1 (en) 1979-10-12
DE2910492A1 (en) 1979-09-20
BE874913A (en) 1979-09-17
FR2420271B1 (en) 1981-10-16
ES478703A1 (en) 1979-11-01
IT1111522B (en) 1986-01-13

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