BE867603A - Installation de commande de variation du flux lumineux - Google Patents

Installation de commande de variation du flux lumineux

Info

Publication number
BE867603A
BE867603A BE1008900A BE1008900A BE867603A BE 867603 A BE867603 A BE 867603A BE 1008900 A BE1008900 A BE 1008900A BE 1008900 A BE1008900 A BE 1008900A BE 867603 A BE867603 A BE 867603A
Authority
BE
Belgium
Prior art keywords
variation control
control installation
flow variation
luminous flow
luminous
Prior art date
Application number
BE1008900A
Other languages
English (en)
Inventor
Yves Goffaux
Original Assignee
Acec
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
Priority to BE1008418A priority Critical patent/BE859304A/fr
Application filed by Acec filed Critical Acec
Priority to BE1008900A priority patent/BE867603A/fr
Publication of BE867603A publication Critical patent/BE867603A/fr
Priority to FR7827620A priority patent/FR2404988A1/fr
Priority to IT5133178A priority patent/IT1157354B/it
Priority to GB7918578A priority patent/GB2022343A/en
Priority to DE19792921833 priority patent/DE2921833A1/de
Priority to NL7904257A priority patent/NL7904257A/xx
Priority to IE1063/79A priority patent/IE48753B1/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
    • 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
    • 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
    • H05B41/39—Controlling the intensity of light continuously
BE1008900A 1977-10-03 1978-05-30 Installation de commande de variation du flux lumineux BE867603A (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
BE1008418A BE859304A (fr) 1977-10-03 1977-10-03 Installation de commande de variation du flux lumineux
BE1008900A BE867603A (fr) 1977-10-03 1978-05-30 Installation de commande de variation du flux lumineux
FR7827620A FR2404988A1 (fr) 1977-10-03 1978-09-27 Installation de commande de variation du flux lumineux
IT5133178A IT1157354B (it) 1977-10-03 1978-10-02 Disposizione di comando di variazione di flusso luminoso per impianti di illuminazione
GB7918578A GB2022343A (en) 1977-10-03 1979-05-29 Apparatus for controlling the light output of a discharge lamp
DE19792921833 DE2921833A1 (de) 1977-10-03 1979-05-29 Regeleinrichtung zur aenderung der lichtleistung
NL7904257A NL7904257A (nl) 1977-10-03 1979-05-30 Regelinrichting voor variatie van de lichtflux van ontladingslampen.
IE1063/79A IE48753B1 (en) 1977-10-03 1979-08-08 Apparatus for controlling the variation in light flux

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE1008418A BE859304A (fr) 1977-10-03 1977-10-03 Installation de commande de variation du flux lumineux
BE1008900A BE867603A (fr) 1977-10-03 1978-05-30 Installation de commande de variation du flux lumineux

Publications (1)

Publication Number Publication Date
BE867603A true BE867603A (fr) 1978-09-18

Family

ID=25661340

Family Applications (2)

Application Number Title Priority Date Filing Date
BE1008418A BE859304A (fr) 1977-10-03 1977-10-03 Installation de commande de variation du flux lumineux
BE1008900A BE867603A (fr) 1977-10-03 1978-05-30 Installation de commande de variation du flux lumineux

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BE1008418A BE859304A (fr) 1977-10-03 1977-10-03 Installation de commande de variation du flux lumineux

Country Status (7)

Country Link
BE (2) BE859304A (fr)
DE (1) DE2921833A1 (fr)
FR (1) FR2404988A1 (fr)
GB (1) GB2022343A (fr)
IE (1) IE48753B1 (fr)
IT (1) IT1157354B (fr)
NL (1) NL7904257A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29507522U1 (de) * 1995-05-05 1995-11-16 Fa. Ed. Liesegang, 40221 Düsseldorf Stromversorgung für einen Projektor mit Metalldampflampe

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3463964A (en) * 1967-11-28 1969-08-26 British Lighting Ind Ltd Fluorescent lamp-dimming circuit
FR2055842A5 (fr) * 1969-06-24 1971-05-14 Philips France
FR2335119A1 (fr) * 1975-12-08 1977-07-08 Lampes Sa Dispositif de reglage de puissance des lampes a decharge
FR2341246A1 (fr) * 1976-02-12 1977-09-09 Stl Procede et appareillage d'alimentation de lampes a decharge

Also Published As

Publication number Publication date
FR2404988A1 (fr) 1979-04-27
IE791063L (en) 1979-11-30
IT7851331A0 (it) 1978-10-02
FR2404988B1 (fr) 1984-05-04
IT1157354B (it) 1987-02-11
BE859304A (fr) 1978-04-03
GB2022343A (en) 1979-12-12
NL7904257A (nl) 1979-12-04
DE2921833A1 (de) 1979-12-06
IE48753B1 (en) 1985-05-15

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: ATELIERS DE CONSTRUCTIONS ELECTRIQUES DE CHARLEROI

Effective date: 19871031