JPS5028748B1 - - Google Patents

Info

Publication number
JPS5028748B1
JPS5028748B1 JP45125140A JP12514070A JPS5028748B1 JP S5028748 B1 JPS5028748 B1 JP S5028748B1 JP 45125140 A JP45125140 A JP 45125140A JP 12514070 A JP12514070 A JP 12514070A JP S5028748 B1 JPS5028748 B1 JP S5028748B1
Authority
JP
Japan
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.)
Pending
Application number
JP45125140A
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 JPS5028748B1 publication Critical patent/JPS5028748B1/ja
Pending 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
    • H05B41/30—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
JP45125140A 1970-02-24 1970-12-28 Pending JPS5028748B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1366170A 1970-02-24 1970-02-24

Publications (1)

Publication Number Publication Date
JPS5028748B1 true JPS5028748B1 (ja) 1975-09-18

Family

ID=21761064

Family Applications (1)

Application Number Title Priority Date Filing Date
JP45125140A Pending JPS5028748B1 (ja) 1970-02-24 1970-12-28

Country Status (3)

Country Link
US (1) US3648106A (ja)
JP (1) JPS5028748B1 (ja)
CA (1) CA919306A (ja)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3919592A (en) * 1973-11-19 1975-11-11 Lutron Electronics Co High intensity discharge mercury vapor lamp dimming system
US3882356A (en) * 1973-12-20 1975-05-06 Texas Instruments Inc Level shifter transistor for a fluorescent lamp ballast system
US3999100A (en) * 1975-05-19 1976-12-21 Morton B. Leskin Lamp power supply using a switching regulator and commutator
US4097782A (en) * 1975-12-15 1978-06-27 Hiram Darden Chambliss Energy saving means reducing power used by lamps
US4060752A (en) * 1976-03-01 1977-11-29 General Electric Company Discharge lamp auxiliary circuit with dI/dt switching control
US4156166A (en) * 1976-08-18 1979-05-22 Royal Industries, Inc. Method and apparatus for saving energy
US4230970A (en) * 1978-03-07 1980-10-28 Lear Siegler, Inc. Method and apparatus for saving energy
US4237405A (en) * 1978-03-10 1980-12-02 Lear Siegler, Inc. Method and apparatus for conserving energy
JPS55500625A (ja) * 1978-09-05 1980-09-11
US4170747A (en) * 1978-09-22 1979-10-09 Esquire, Inc. Fixed frequency, variable duty cycle, square wave dimmer for high intensity gaseous discharge lamp
US4221994A (en) * 1978-11-09 1980-09-09 Demetron Research Corporation Photo curing light source
US4286195A (en) * 1979-07-05 1981-08-25 Vultron, Inc. Dimmer circuit for fluorescent lamps
US4723098A (en) * 1980-10-07 1988-02-02 Thomas Industries, Inc. Electronic ballast circuit for fluorescent lamps
US4477748A (en) * 1980-10-07 1984-10-16 Thomas Industries, Inc. Solid state ballast
US4585974A (en) * 1983-01-03 1986-04-29 North American Philips Corporation Varible frequency current control device for discharge lamps
US4591762A (en) * 1983-05-31 1986-05-27 Olympus Optical, Co. Electronic flash
US4583026A (en) * 1983-07-19 1986-04-15 Mitsubishi Denki Kabushiki Kaisha Low-pressure mercury vapor discharge lamp
US4616159A (en) * 1983-08-22 1986-10-07 The North American Manufacturing Company Driving circuit for pulsating radiation detector
US4717863A (en) * 1986-02-18 1988-01-05 Zeiler Kenneth T Frequency modulation ballast circuit
US4873471A (en) * 1986-03-28 1989-10-10 Thomas Industries Inc. High frequency ballast for gaseous discharge lamps
US4857810A (en) * 1987-03-17 1989-08-15 General Electric Company Current interruption operating circuit for a gaseous discharge lamp
US4937470A (en) * 1988-05-23 1990-06-26 Zeiler Kenneth T Driver circuit for power transistors
US5287040A (en) * 1992-07-06 1994-02-15 Lestician Ballast, Inc. Variable control, current sensing ballast
US6040661A (en) * 1998-02-27 2000-03-21 Lumion Corporation Programmable universal lighting system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3331987A (en) * 1962-07-23 1967-07-18 Gen Electric Apparatus including a bucking transformer for operating electric discharge lamps
US3222572A (en) * 1962-07-23 1965-12-07 Gen Electric Apparatus for operating electric discharge devices
US3193726A (en) * 1962-08-27 1965-07-06 Gen Electric Apparatus for operating electric discharge lamps including an impedance simulator
US3280368A (en) * 1964-03-20 1966-10-18 Engelhard Hanovia Inc Starter for high pressure arc lamps
US3422310A (en) * 1965-06-14 1969-01-14 Don F Widmayer Apparatus for controlling current to load independent of load characteristics
US3486069A (en) * 1967-12-15 1969-12-23 Holophane Co Inc Semiconductor ballast circuit for gas discharge lamps

Also Published As

Publication number Publication date
US3648106A (en) 1972-03-07
CA919306A (en) 1973-01-16

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