IT955241B - Complesso dotato di una lampada a scarica a vapori di mercurio a bas sa pressione - Google Patents

Complesso dotato di una lampada a scarica a vapori di mercurio a bas sa pressione

Info

Publication number
IT955241B
IT955241B IT23976/72A IT2397672A IT955241B IT 955241 B IT955241 B IT 955241B IT 23976/72 A IT23976/72 A IT 23976/72A IT 2397672 A IT2397672 A IT 2397672A IT 955241 B IT955241 B IT 955241B
Authority
IT
Italy
Prior art keywords
discharge lamp
mercury vapor
pressure based
vapor discharge
based mercury
Prior art date
Application number
IT23976/72A
Other languages
English (en)
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
Application granted granted Critical
Publication of IT955241B publication Critical patent/IT955241B/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
    • H01J61/18—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent
    • H01J61/20—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent mercury vapour
    • 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
    • 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
    • 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
IT23976/72A 1971-05-08 1972-05-05 Complesso dotato di una lampada a scarica a vapori di mercurio a bas sa pressione IT955241B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7106345.A NL166381C (nl) 1971-05-08 1971-05-08 Werkwijze voor het bedrijven van een lagedrukkwikdamp- ontladingslamp, en inrichting voor het uitvoeren van deze werkwijze.

Publications (1)

Publication Number Publication Date
IT955241B true IT955241B (it) 1973-09-29

Family

ID=19813113

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23976/72A IT955241B (it) 1971-05-08 1972-05-05 Complesso dotato di una lampada a scarica a vapori di mercurio a bas sa pressione

Country Status (13)

Country Link
US (1) US3789266A (it)
JP (2) JPS4744978A (it)
AT (1) AT322040B (it)
AU (1) AU474283B2 (it)
BE (1) BE783165A (it)
CA (1) CA960744A (it)
CH (1) CH543847A (it)
DE (1) DE2221719C2 (it)
FR (1) FR2137615B1 (it)
GB (1) GB1339398A (it)
IT (1) IT955241B (it)
NL (1) NL166381C (it)
SE (1) SE385647B (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3949267A (en) * 1975-04-15 1976-04-06 General Electric Company Protective starting circuit for inverter operated gaseous discharge lamps
US4004188A (en) * 1975-09-26 1977-01-18 General Electric Company Starting circuit for inverter operated gaseous discharge lamps
JPS5416067U (it) * 1977-06-30 1979-02-01
SE441563B (sv) * 1980-04-09 1985-10-14 Selfrid Gunnar Ohlund Styranordning for en omvandlare-stromventil for drift av ett gasurladdningsror fran en likstromskella
JPS5725697A (en) * 1980-07-23 1982-02-10 Toshiba Electric Equip Indoor illuminator
US4388563A (en) * 1981-05-26 1983-06-14 Commodore Electronics, Ltd. Solid-state fluorescent lamp ballast
EP0079969B1 (en) * 1981-05-28 1988-11-02 Mitsubishi Denki Kabushiki Kaisha Low pressure mercury vapor discharge lamp unit
JPS59167999A (ja) * 1983-03-14 1984-09-21 三菱電機株式会社 放電灯点灯装置
US4734624A (en) * 1985-07-25 1988-03-29 Matsushita Electric Works, Ltd. Discharge lamp driving circuit
US4965494A (en) * 1985-10-21 1990-10-23 Snap-On Tools Corporation Capacitor charging circuit for timing light power source
DE3540985A1 (de) * 1985-11-19 1987-05-21 Philips Patentverwaltung Schaltungsanordnung zum wechselstrombetrieb von gasentladungslampen
EP0314077B1 (en) * 1987-10-27 1994-01-26 Matsushita Electric Works, Ltd. Discharge lamp driving circuit
US5103138A (en) * 1990-04-26 1992-04-07 Orenstein Edward D Switching excitation supply for gas discharge tubes having means for eliminating the bubble effect
JPH04109952A (ja) * 1990-08-31 1992-04-10 Toshiba Lighting & Technol Corp 紫外線照射装置
US5266869A (en) * 1990-09-27 1993-11-30 Tokyo Electric Co., Ltd. Discharge lamp lighting apparatus having output impedance which limits current flow therethrough after start of discharging
US5231333A (en) * 1990-11-14 1993-07-27 Neon Dynamics, Inc. Switching excitation supply for gas discharge tubes having means for eliminating the bubble effect
US5189343A (en) * 1991-08-27 1993-02-23 Everbrite, Inc. High frequency luminous tube power supply having neon-bubble and mercury-migration suppression
DE4218647A1 (de) * 1992-01-27 1993-08-12 Mitsubishi Electric Corp Hochspannungs-entladungslampeneinrichtung
US5969484A (en) * 1998-05-14 1999-10-19 Optimum Power Conversion, Inc. Electronic ballast

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB793582A (en) * 1955-12-22 1958-04-16 Siemens Ag Improvements in or relating to discharge lighting installations
FR1456460A (fr) * 1964-08-06 1966-07-08 Dispositif d'alimentation des tubes fluorescents à leurs fréquences préférentielles
US3422309A (en) * 1966-09-21 1969-01-14 Lutron Electronics Co Fluorescent light dimming system
US3619716A (en) * 1969-07-23 1971-11-09 Lutron Electronics Co High-frequency fluorescent tube lighting circuit and ac driving circuit therefor
BE758717A (fr) * 1969-11-10 1971-05-10 Philips Nv Dispositif permettant d'alimenter une lampe a decharge dans le gaz et/ou dans la vapeur

Also Published As

Publication number Publication date
JPS568160Y2 (it) 1981-02-23
GB1339398A (en) 1973-12-05
BE783165A (fr) 1972-11-08
JPS4744978A (it) 1972-12-23
DE2221719A1 (de) 1972-12-07
CH543847A (de) 1973-10-31
SE385647B (sv) 1976-07-12
CA960744A (en) 1975-01-07
AU4180772A (en) 1973-11-08
AT322040B (de) 1975-04-25
DE2221719C2 (de) 1982-03-04
US3789266A (en) 1974-01-29
NL166381B (nl) 1981-02-16
NL166381C (nl) 1981-07-15
FR2137615A1 (it) 1972-12-29
FR2137615B1 (it) 1979-01-05
AU474283B2 (en) 1976-07-15
NL7106345A (it) 1972-11-10
JPS55148199U (it) 1980-10-24

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