CA1071295A - Device provided with a low-pressure sodium vapour discharge lamp - Google Patents

Device provided with a low-pressure sodium vapour discharge lamp

Info

Publication number
CA1071295A
CA1071295A CA255,482A CA255482A CA1071295A CA 1071295 A CA1071295 A CA 1071295A CA 255482 A CA255482 A CA 255482A CA 1071295 A CA1071295 A CA 1071295A
Authority
CA
Canada
Prior art keywords
lamp
discharge tube
current
switching element
value
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
CA255,482A
Other languages
English (en)
French (fr)
Inventor
Thomas G. Verbeek
Robertus L.C. De Vaan
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of CA1071295A publication Critical patent/CA1071295A/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
    • H05B41/36—Controlling

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
CA255,482A 1975-06-30 1976-06-23 Device provided with a low-pressure sodium vapour discharge lamp Expired CA1071295A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7507734,A NL175371C (nl) 1975-06-30 1975-06-30 Werkwijze voor het bedrijven van een lagedruknatriumdampontladingslamp, en schakelingsinrichting voor de uitvoering van die werkwijze.

Publications (1)

Publication Number Publication Date
CA1071295A true CA1071295A (en) 1980-02-05

Family

ID=19824047

Family Applications (1)

Application Number Title Priority Date Filing Date
CA255,482A Expired CA1071295A (en) 1975-06-30 1976-06-23 Device provided with a low-pressure sodium vapour discharge lamp

Country Status (13)

Country Link
JP (2) JPS525987A (it)
AT (1) AT355674B (it)
AU (1) AU501842B2 (it)
BE (1) BE843515A (it)
CA (1) CA1071295A (it)
CH (1) CH621660A5 (it)
DE (1) DE2628214C3 (it)
ES (1) ES449313A1 (it)
FR (1) FR2316830A1 (it)
GB (1) GB1490176A (it)
IT (1) IT1063432B (it)
NL (1) NL175371C (it)
SE (1) SE412833B (it)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1095942B (de) * 1959-07-24 1960-12-29 Siemens Ag Schaltungsanordnung zur Helligkeitssteuerung von Leuchtstofflampen
US3801867A (en) * 1972-11-01 1974-04-02 Gen Electric Direct current energization of gaseous discharge

Also Published As

Publication number Publication date
AU1522576A (en) 1978-01-05
NL175371C (nl) 1984-10-16
DE2628214A1 (de) 1977-01-13
FR2316830A1 (fr) 1977-01-28
BE843515A (fr) 1976-12-28
JPS525987A (en) 1977-01-18
DE2628214B2 (de) 1979-11-29
NL175371B (nl) 1984-05-16
SE7607273L (sv) 1976-12-31
CH621660A5 (en) 1981-02-13
AT355674B (de) 1980-03-10
ATA472176A (de) 1979-08-15
GB1490176A (en) 1977-10-26
FR2316830B1 (it) 1981-08-07
SE412833B (sv) 1980-03-17
NL7507734A (nl) 1977-01-03
DE2628214C3 (de) 1980-08-07
JPS586367U (ja) 1983-01-17
IT1063432B (it) 1985-02-11
ES449313A1 (es) 1977-08-16
AU501842B2 (en) 1979-06-28

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Legal Events

Date Code Title Description
MKEX Expiry