CH406425A - Ballast for gas and / or vapor discharge tubes - Google Patents

Ballast for gas and / or vapor discharge tubes

Info

Publication number
CH406425A
CH406425A CH595561A CH595561A CH406425A CH 406425 A CH406425 A CH 406425A CH 595561 A CH595561 A CH 595561A CH 595561 A CH595561 A CH 595561A CH 406425 A CH406425 A CH 406425A
Authority
CH
Switzerland
Prior art keywords
ballast
gas
discharge tubes
vapor discharge
vapor
Prior art date
Application number
CH595561A
Other languages
German (de)
Inventor
Cornelis Moerkens Jozef
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH406425A publication Critical patent/CH406425A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/08—High-leakage transformers or inductances
    • H01F38/10—Ballasts, e.g. for discharge lamps
    • 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
    • H05B41/16—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies
    • H05B41/20—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having no starting switch
    • H05B41/23—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having no starting switch for lamps not having an auxiliary starting electrode
    • H05B41/232—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having no starting switch for lamps not having an auxiliary starting electrode for low-pressure lamps
    • H05B41/2325—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having no starting switch for lamps not having an auxiliary starting electrode for low-pressure lamps provided with pre-heating electrodes
    • 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
    • Y10S315/02—High frequency starting operation for fluorescent lamp
    • 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
    • Y10S315/05—Starting and operating circuit for fluorescent lamp

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Coils Of Transformers For General Uses (AREA)
CH595561A 1960-05-25 1961-05-23 Ballast for gas and / or vapor discharge tubes CH406425A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL251986 1960-05-25

Publications (1)

Publication Number Publication Date
CH406425A true CH406425A (en) 1966-01-31

Family

ID=19752374

Family Applications (1)

Application Number Title Priority Date Filing Date
CH595561A CH406425A (en) 1960-05-25 1961-05-23 Ballast for gas and / or vapor discharge tubes

Country Status (4)

Country Link
US (1) US3200290A (en)
CH (1) CH406425A (en)
DE (1) DE1136776C2 (en)
GB (1) GB991918A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3242381A (en) * 1963-01-02 1966-03-22 Gen Electric Ballast apparatus for operating fluorescent lamps and electrical coil assemblies therefor
US3350605A (en) * 1965-06-09 1967-10-31 Thorn Electrical Ind Ltd Transformer with two-part core for fluorescent lamp circuits
DE1563166B2 (en) * 1966-12-24 1974-06-20 Ceag Dominit Ag, 4600 Dortmund Magnetic voltage stabilizer with a single ferromagnetic core
US3684921A (en) * 1970-08-31 1972-08-15 Luis F De Leon Illuminating apparatus and ballast circuit
DE2420177A1 (en) * 1974-04-26 1975-11-13 Bertos Ag Starter circuit elements for lamp ignition - include transformer connected choke coils and capacitor
FR2771842B1 (en) * 1997-12-01 2000-01-28 Optelec SAFETY TRANSFORMER WITH FULL INSULATION
DE202005010234U1 (en) * 2005-06-29 2006-11-09 Vogt Electronic Components Gmbh Swinging choke for lighting applications

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB612787A (en) * 1940-04-06 1948-11-17 Philips Nv Improvements in or relating to devices comprising an electric gas discharge tube
DE1080699B (en) * 1940-04-06 1960-04-28 Philips Patentverwaltung Device with an electric gas discharge tube
US2712617A (en) * 1952-04-05 1955-07-05 Hartford Nat Bank & Trust Co Lighting installation comprising a light source with adjustable light-intensity

Also Published As

Publication number Publication date
DE1136776B (en) 1962-09-20
DE1136776C2 (en) 1963-04-04
US3200290A (en) 1965-08-10
GB991918A (en) 1965-05-12

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