BE663741A - - Google Patents

Info

Publication number
BE663741A
BE663741A BE663741DA BE663741A BE 663741 A BE663741 A BE 663741A BE 663741D A BE663741D A BE 663741DA BE 663741 A BE663741 A BE 663741A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE663741A publication Critical patent/BE663741A/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
    • H05B41/39—Controlling the intensity of light continuously
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S315/00—Electric lamp and discharge devices: systems
    • Y10S315/04—Dimming circuit for fluorescent lamps
BE663741D 1964-05-22 1965-05-11 BE663741A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR975381A FR1404606A (fr) 1964-05-22 1964-05-22 Dispositif pour faire varier la luminosité d'au moins deux tubes à décharge électrique

Publications (1)

Publication Number Publication Date
BE663741A true BE663741A (fr) 1965-11-12

Family

ID=8830575

Family Applications (1)

Application Number Title Priority Date Filing Date
BE663741D BE663741A (fr) 1964-05-22 1965-05-11

Country Status (4)

Country Link
US (1) US3377508A (fr)
BE (1) BE663741A (fr)
CH (1) CH428002A (fr)
FR (1) FR1404606A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE391312B (sv) * 1973-10-15 1977-02-14 W E W Jacob Anordning vid s k tvakrets cykelbelysningssystem
US5345150A (en) * 1992-03-26 1994-09-06 Stocker & Yale, Inc. Regulating light intensity by means of magnetic core with multiple windings
US5239239A (en) * 1992-03-26 1993-08-24 Stocker & Yale, Inc. Surrounding a portion of a lamp with light regulation apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1729091A (en) * 1921-05-11 1929-09-24 Westinghouse Electric & Mfg Co Transformer system
DE640334C (de) * 1932-07-31 1936-12-30 Aeg Anordnung zur sicheren Durchfuehrung der Steuerung der mit Gittern ausgeruesteten Dampf- oder Gasentladungsstrecken von Stromrichtern
US3275788A (en) * 1963-11-21 1966-09-27 Gen Motors Corp Electrical discharge machining apparatus

Also Published As

Publication number Publication date
FR1404606A (fr) 1965-07-02
US3377508A (en) 1968-04-09
CH428002A (fr) 1967-01-15

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