FR930014A - Circuits for discharge lamps - Google Patents

Circuits for discharge lamps

Info

Publication number
FR930014A
FR930014A FR930014DA FR930014A FR 930014 A FR930014 A FR 930014A FR 930014D A FR930014D A FR 930014DA FR 930014 A FR930014 A FR 930014A
Authority
FR
France
Prior art keywords
circuits
discharge lamps
lamps
discharge
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
Other languages
French (fr)
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 PLC
Original Assignee
General Electric Co PLC
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 PLC filed Critical General Electric Co PLC
Application granted granted Critical
Publication of FR930014A publication Critical patent/FR930014A/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
    • H05B41/18—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 a starting switch
    • 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
    • H05B41/234—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 to eliminate stroboscopic effects, e.g. feeding two lamps with different phases
    • 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
FR930014D 1945-07-02 1946-06-29 Circuits for discharge lamps Expired FR930014A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB930014X 1945-07-02

Publications (1)

Publication Number Publication Date
FR930014A true FR930014A (en) 1948-01-14

Family

ID=10728347

Family Applications (1)

Application Number Title Priority Date Filing Date
FR930014D Expired FR930014A (en) 1945-07-02 1946-06-29 Circuits for discharge lamps

Country Status (4)

Country Link
US (1) US2541033A (en)
DK (1) DK73424C (en)
ES (1) ES174140A1 (en)
FR (1) FR930014A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2774011A (en) * 1952-02-23 1956-12-11 Advance Transformer Co Ballast for gaseous discharge devices

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2750536A (en) * 1946-03-19 1956-06-12 Ets Claude Paz & Silva System for energizing an electric discharge tube
US2716205A (en) * 1950-04-05 1955-08-23 Advance Transformer Co Apparatus for operating gaseous discharge devices
US2659035A (en) * 1950-08-12 1953-11-10 France Mfg Co Apparatus for operating gaseous discharge tube devices
US2712618A (en) * 1950-08-30 1955-07-05 Advance Transformer Co Electromagnetic apparatus
US2789252A (en) * 1951-03-09 1957-04-16 Philips Corp Auxiliary apparatus for energizing an electric discharge tube
US2813228A (en) * 1951-05-17 1957-11-12 Advance Transformer Co Circuit for starting and operating gaseous discharge devices
US3135894A (en) * 1960-10-28 1964-06-02 Westinghouse Electric Corp Circuit arrangement for energizing discharge devices

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1977231A (en) * 1933-04-03 1934-10-16 Claude Neon Electrical Product Gaseous discharge lamp circuit
US2025471A (en) * 1934-05-04 1935-12-24 Ferranti Electric Ltd Correction of power factor
US2298471A (en) * 1939-05-09 1942-10-13 Robert S Drummond Gear finishing
US2317844A (en) * 1941-07-14 1943-04-27 Boucher Inv S Ltd Luminescent tube system and apparatus
US2370635A (en) * 1942-06-25 1945-03-06 Boucher Inv S Ltd Luminescent tube system
US2404254A (en) * 1943-02-02 1946-07-16 Gen Electric Electrical apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2774011A (en) * 1952-02-23 1956-12-11 Advance Transformer Co Ballast for gaseous discharge devices

Also Published As

Publication number Publication date
DK73424C (en) 1951-11-26
ES174140A1 (en) 1946-08-01
US2541033A (en) 1951-02-13

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