IT1146158B - Circuito per alimentare energia elettrica in corrente continua a lampade a scarica elettrica in vapore - Google Patents

Circuito per alimentare energia elettrica in corrente continua a lampade a scarica elettrica in vapore

Info

Publication number
IT1146158B
IT1146158B IT49084/80A IT4908480A IT1146158B IT 1146158 B IT1146158 B IT 1146158B IT 49084/80 A IT49084/80 A IT 49084/80A IT 4908480 A IT4908480 A IT 4908480A IT 1146158 B IT1146158 B IT 1146158B
Authority
IT
Italy
Prior art keywords
steam
circuit
direct current
electric discharge
discharge lamps
Prior art date
Application number
IT49084/80A
Other languages
English (en)
Other versions
IT8049084A0 (it
Inventor
Clarence E Harper
William J Elliott
Original Assignee
Quietlite Int Ltd
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 Quietlite Int Ltd filed Critical Quietlite Int Ltd
Publication of IT8049084A0 publication Critical patent/IT8049084A0/it
Application granted granted Critical
Publication of IT1146158B publication Critical patent/IT1146158B/it

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
    • 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
    • H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
    • 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
    • Y10S315/07—Starting and control circuits for gas discharge lamp using transistors
IT49084/80A 1979-06-29 1980-06-26 Circuito per alimentare energia elettrica in corrente continua a lampade a scarica elettrica in vapore IT1146158B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/053,406 US4289993A (en) 1978-06-02 1979-06-29 Direct current power source for an electric discharge lamp

Publications (2)

Publication Number Publication Date
IT8049084A0 IT8049084A0 (it) 1980-06-26
IT1146158B true IT1146158B (it) 1986-11-12

Family

ID=21984004

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49084/80A IT1146158B (it) 1979-06-29 1980-06-26 Circuito per alimentare energia elettrica in corrente continua a lampade a scarica elettrica in vapore

Country Status (11)

Country Link
US (1) US4289993A (it)
JP (1) JPS569996A (it)
AU (1) AU536156B2 (it)
CA (1) CA1158710A (it)
DE (1) DE3024520A1 (it)
FR (1) FR2460586B1 (it)
GB (1) GB2052190B (it)
IT (1) IT1146158B (it)
MX (1) MX147763A (it)
NL (1) NL8003512A (it)
SE (1) SE8004349L (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4358717A (en) * 1980-06-16 1982-11-09 Quietlite International, Ltd. Direct current power source for an electric discharge lamp
US4356433A (en) 1980-07-07 1982-10-26 The Nuarc Company, Inc. HID Lamp power supply
FR2506554A1 (fr) * 1981-05-20 1982-11-26 Signaux Entr Electriques Dispositif d'alimentation electronique pour lampes a decharge
US4409522A (en) * 1981-08-28 1983-10-11 Quietlite International, Inc. Direct current power source for an electric discharge lamp using reduced starting current
GB2120470A (en) * 1982-04-27 1983-11-30 Emi Plc Thorn Improvements in or relating to discharge lamp circuits
AU2708684A (en) * 1983-05-05 1984-11-08 Dubank Electronics Pty. Ltd. Electronic ballast and starter
US5010279A (en) * 1985-08-26 1991-04-23 Lathom Michael S Switched capacitive ballasts for discharge lamps
US4808886A (en) * 1985-08-26 1989-02-28 Lathom Michael S Switched capacitive ballasts for discharge lamps
US4999547A (en) * 1986-09-25 1991-03-12 Innovative Controls, Incorporated Ballast for high pressure sodium lamps having constant line and lamp wattage
US4904903A (en) * 1988-04-05 1990-02-27 Innovative Controls, Inc. Ballast for high intensity discharge lamps
US5034663A (en) * 1989-04-21 1991-07-23 Progressive Dynamics, Inc. Power source for metal halide lamps and the like
US5204587A (en) * 1991-02-19 1993-04-20 Magnetek, Inc. Fluorescent lamp power control
US5680016A (en) * 1994-08-24 1997-10-21 Valcke; Francisco Javier Velasco Transformerless electronic ballast for gaseous discharge lamps
US5806055A (en) * 1996-12-19 1998-09-08 Zinda, Jr.; Kenneth L. Solid state ballast system for metal halide lighting using fuzzy logic control
DE19923265A1 (de) * 1999-05-20 2000-11-23 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltungsanordnung zur Zündung und zum Betrieb von Hochdrucklampen
JP4123819B2 (ja) * 2002-05-15 2008-07-23 ウシオ電機株式会社 光源装置
US6906476B1 (en) 2003-07-25 2005-06-14 Asp Corporation Power control system for reducing power to lighting systems
EP1986475B1 (en) 2005-03-22 2010-02-03 Lightech Electronics Industries Ltd. Igniter circuit for an HID lamp
WO2009134349A1 (en) * 2008-04-28 2009-11-05 Budike Jr Multi configurable lighting and energy control system and modules
US20100280677A1 (en) * 2009-05-04 2010-11-04 Budike Jr Lothar E S Lighting and energy control system and modules

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3486070A (en) * 1968-04-29 1969-12-23 Westinghouse Electric Corp Solid-state constant power ballast for electric discharge device
US3801867A (en) * 1972-11-01 1974-04-02 Gen Electric Direct current energization of gaseous discharge
US3767970A (en) * 1972-11-01 1973-10-23 Gen Electric Turn on/turn off circuit for the direct current operation of gaseous discharge lamps
US3999100A (en) * 1975-05-19 1976-12-21 Morton B. Leskin Lamp power supply using a switching regulator and commutator

Also Published As

Publication number Publication date
NL8003512A (nl) 1980-12-31
AU5916480A (en) 1981-01-08
GB2052190A (en) 1981-01-21
GB2052190B (en) 1983-07-27
IT8049084A0 (it) 1980-06-26
US4289993A (en) 1981-09-15
FR2460586B1 (fr) 1985-09-27
MX147763A (es) 1983-01-10
AU536156B2 (en) 1984-04-19
JPS569996A (en) 1981-01-31
SE8004349L (sv) 1980-12-30
FR2460586A1 (fr) 1981-01-23
DE3024520A1 (de) 1981-01-22
CA1158710A (en) 1983-12-13

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