CA989933A - Ballast apparatus - Google Patents

Ballast apparatus

Info

Publication number
CA989933A
CA989933A CA165,492A CA165492A CA989933A CA 989933 A CA989933 A CA 989933A CA 165492 A CA165492 A CA 165492A CA 989933 A CA989933 A CA 989933A
Authority
CA
Canada
Prior art keywords
ballast apparatus
ballast
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA165,492A
Other versions
CA165492S (en
Inventor
Frank A. Neusbaum
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of CA989933A publication Critical patent/CA989933A/en
Expired legal-status Critical Current

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
    • H05B41/16—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
    • 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
CA165,492A 1972-03-13 1973-02-28 Ballast apparatus Expired CA989933A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23417672A 1972-03-13 1972-03-13

Publications (1)

Publication Number Publication Date
CA989933A true CA989933A (en) 1976-05-25

Family

ID=22880270

Family Applications (1)

Application Number Title Priority Date Filing Date
CA165,492A Expired CA989933A (en) 1972-03-13 1973-02-28 Ballast apparatus

Country Status (2)

Country Link
US (1) US3732462A (en)
CA (1) CA989933A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6534929B2 (en) * 2000-07-28 2003-03-18 Koninklijke Philips Electronics N.V. Electromagnetic ballast for sequentially starting a plurality of a gaseous discharge lamps

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2558293A (en) * 1949-12-29 1951-06-26 Advance Transformer Co Apparatus for starting and operating gaseous discharge devices
US2683243A (en) * 1950-11-17 1954-07-06 Advance Transformer Co Apparatus for igniting and operating gaseous discharge devices
US2788469A (en) * 1951-04-26 1957-04-09 Advance Transformer Co Apparatus for igniting and operating gaseous discharge devices
US2682014A (en) * 1952-05-19 1954-06-22 Advance Transformer Co Apparatus for starting and operating gaseous discharge devices
US3099773A (en) * 1953-02-26 1963-07-30 Advance Transformer Co Apparatus for igniting and operating gaseous discharge devices
US2965808A (en) * 1959-07-23 1960-12-20 Gen Electric Inductive device
US2965800A (en) * 1959-08-17 1960-12-20 Gen Electric Ballast apparatus

Also Published As

Publication number Publication date
US3732462A (en) 1973-05-08

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