IT7923817A0 - Complesso elettrico includente almeno un tubo a scarica in atmosfera gassosa e/o di vapore. - Google Patents

Complesso elettrico includente almeno un tubo a scarica in atmosfera gassosa e/o di vapore.

Info

Publication number
IT7923817A0
IT7923817A0 IT7923817A IT2381779A IT7923817A0 IT 7923817 A0 IT7923817 A0 IT 7923817A0 IT 7923817 A IT7923817 A IT 7923817A IT 2381779 A IT2381779 A IT 2381779A IT 7923817 A0 IT7923817 A0 IT 7923817A0
Authority
IT
Italy
Prior art keywords
gaseous
system including
discharge tube
electrical system
steam atmosphere
Prior art date
Application number
IT7923817A
Other languages
English (en)
Other versions
IT1121903B (it
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
Publication of IT7923817A0 publication Critical patent/IT7923817A0/it
Application granted granted Critical
Publication of IT1121903B publication Critical patent/IT1121903B/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
    • H05B41/02—Details
    • H05B41/04—Starting switches
    • H05B41/042—Starting switches using semiconductor devices
    • H05B41/044—Starting switches using semiconductor devices for lamp provided with pre-heating electrodes
    • H05B41/046—Starting switches using semiconductor devices for lamp provided with pre-heating electrodes using controlled semiconductor devices
IT23817/79A 1978-06-27 1979-06-22 Complesso elettrico includente almeno un tubo a scarica in atmosfera gassosa e/o di vapore IT1121903B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7806889,A NL179622C (nl) 1978-06-27 1978-06-27 Inrichting voor het ontsteken en voeden van ten minste een gas- en/of dampontladingsbuis.

Publications (2)

Publication Number Publication Date
IT7923817A0 true IT7923817A0 (it) 1979-06-22
IT1121903B IT1121903B (it) 1986-04-23

Family

ID=19831134

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23817/79A IT1121903B (it) 1978-06-27 1979-06-22 Complesso elettrico includente almeno un tubo a scarica in atmosfera gassosa e/o di vapore

Country Status (16)

Country Link
US (1) US4253043A (it)
JP (1) JPS5923438B2 (it)
AT (1) AT384338B (it)
AU (1) AU523925B2 (it)
BE (1) BE877246A (it)
BR (1) BR7903983A (it)
CA (1) CA1130366A (it)
DE (1) DE2925691C2 (it)
ES (1) ES481867A1 (it)
FR (1) FR2430162A1 (it)
GB (1) GB2024545B (it)
HU (1) HU180046B (it)
IN (1) IN152427B (it)
IT (1) IT1121903B (it)
NL (1) NL179622C (it)
SE (2) SE446365B (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2924069C2 (de) * 1979-06-15 1982-05-13 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung zum Zünden und Betrieb einer Gas- und/oder Dampfentladungslampe
NL7909128A (nl) * 1979-12-19 1981-07-16 Philips Nv Elektronische hulpapparaat voor het starten en bij wisselspanning bedrijven van een gas- en/of dampontladingslamp.
NL7909127A (nl) * 1979-12-19 1981-07-16 Philips Nv Elektrische inrichting voorzien van een gas- en/of dampontladingslamp.
FR2522458B1 (fr) * 1980-10-07 1986-05-16 Sorelec Dispositif d'allumage d'une lampe a tube d'eclairage fluorescent et lampe ainsi equipee
DE3047289A1 (de) * 1980-12-16 1982-07-29 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Zuendvorrichtung fuer eine niederdruckentladungslampe
NL8101408A (nl) * 1981-03-23 1982-10-18 Philips Nv Elektrische inrichting voorzien van tenminste een lagedrukkwikdampontladingsbuis.
US4406976A (en) * 1981-03-30 1983-09-27 501 Advance Transformer Company Discharge lamp ballast circuit
US4562381A (en) * 1981-10-22 1985-12-31 General Electric Company Starting circuit for multiple fluorescent lamps
LU83920A1 (fr) * 1982-02-03 1983-09-02 Jean Marie De Pra Dispositif de demarrage pour lampes a decharge
DE3246454A1 (de) * 1982-12-15 1984-06-20 Siemens AG, 1000 Berlin und 8000 München Wechselrichter mit einem einen reihenresonanzkreis und eine entladungslampe enthaltenden lastkreis
US4847535A (en) * 1983-12-30 1989-07-11 Advance Transformer Co. Hybrid ballast for multiple discharge lamps
US4642521A (en) * 1984-12-21 1987-02-10 Advance Transformer Company Compact igniter for discharge lamps
US4642525A (en) * 1985-04-15 1987-02-10 Widmayer Don F Transient control circuit for fluorescent lamp systems
US4742442A (en) * 1986-06-17 1988-05-03 Nilssen Ole K Controlled magnetron power supply including dual-mode inverter
DE4013360A1 (de) * 1990-04-26 1991-11-14 Diehl Gmbh & Co Schaltungsanordnung fuer den betrieb einer leuchtstofflampe
DE4140557A1 (de) * 1991-12-09 1993-06-17 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltungsanordnung zum betrieb einer oder mehrerer niederdruckentladungslampen
BE1007611A3 (nl) * 1993-10-11 1995-08-22 Philips Electronics Nv Schakelinrichting.
KR0114588Y1 (ko) * 1994-12-22 1998-04-20 이상현 화물 적재함 자동 덮개장치
US6008587A (en) * 1996-02-29 1999-12-28 Mills; Robert Fluorescent lamp electronic ballast control circuit
US8138676B2 (en) * 2008-12-01 2012-03-20 Mills Robert L Methods and systems for dimmable fluorescent lighting using multiple frequencies

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2224665A1 (de) * 1971-05-24 1972-12-07 Voegeli E Vorschaltgerät für Gasentladungslampen
US3978368A (en) * 1973-02-21 1976-08-31 Hitachi, Ltd. Discharge lamp control circuit
FR2255777A1 (en) * 1973-12-21 1975-07-18 Radiotechnique Compelec Firing system for discharge tubes - has common point of RC network connected to preheated electrode by resistor
JPS561757B2 (it) * 1974-03-30 1981-01-14
FR2285780A1 (fr) * 1974-09-18 1976-04-16 Radiotechnique Compelec Dispositif destine a amorcer un tube a decharge
FR2289091A1 (fr) * 1974-10-21 1976-05-21 Lampes Sa Starter electronique pour lampe a decharge
JPS5648956B2 (it) * 1975-02-12 1981-11-18
FR2345885A1 (fr) * 1976-03-26 1977-10-21 Radiotechnique Compelec Dispositif de securite de non-allumage pour starters electroniques d'amorcage de tubes a decharge
NL7611735A (nl) * 1976-10-22 1978-04-25 Novanex Automation Nv Universele startinrichting voor een gasontla- dingsbuis, zoals bijvoorbeeld een fluorescentie- -buis.

Also Published As

Publication number Publication date
ATA445079A (de) 1987-03-15
NL7806889A (nl) 1980-01-02
DE2925691C2 (de) 1982-05-27
SE7905533L (sv) 1979-12-28
BE877246A (fr) 1979-12-27
US4253043A (en) 1981-02-24
FR2430162A1 (fr) 1980-01-25
CA1130366A (en) 1982-08-24
GB2024545B (en) 1982-05-19
AT384338B (de) 1987-10-27
GB2024545A (en) 1980-01-09
HU180046B (en) 1983-01-28
JPS556789A (en) 1980-01-18
NL179622C (nl) 1986-10-01
FR2430162B1 (it) 1984-07-27
SE8503457L (sv) 1985-07-12
JPS5923438B2 (ja) 1984-06-01
IT1121903B (it) 1986-04-23
SE446365B (sv) 1986-09-01
AU523925B2 (en) 1982-08-19
DE2925691A1 (de) 1980-01-03
BR7903983A (pt) 1980-02-20
AU4835679A (en) 1980-01-03
SE8503457D0 (sv) 1985-07-12
ES481867A1 (es) 1980-01-16
IN152427B (it) 1984-01-14
NL179622B (nl) 1986-05-01

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