GB1490176A - Device including a low-pressure sodium vapour discharge lamp - Google Patents

Device including a low-pressure sodium vapour discharge lamp

Info

Publication number
GB1490176A
GB1490176A GB26518/76A GB2651876A GB1490176A GB 1490176 A GB1490176 A GB 1490176A GB 26518/76 A GB26518/76 A GB 26518/76A GB 2651876 A GB2651876 A GB 2651876A GB 1490176 A GB1490176 A GB 1490176A
Authority
GB
United Kingdom
Prior art keywords
discharge tube
low
lamp
pressure sodium
discharge lamp
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
GB26518/76A
Other languages
English (en)
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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries 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 Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1490176A publication Critical patent/GB1490176A/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)
GB26518/76A 1975-06-30 1976-06-25 Device including a low-pressure sodium vapour discharge lamp Expired GB1490176A (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
GB1490176A true GB1490176A (en) 1977-10-26

Family

ID=19824047

Family Applications (1)

Application Number Title Priority Date Filing Date
GB26518/76A Expired GB1490176A (en) 1975-06-30 1976-06-25 Device including 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
FR2316830A1 (fr) 1977-01-28
AU1522576A (en) 1978-01-05
JPS525987A (en) 1977-01-18
JPS586367U (ja) 1983-01-17
DE2628214B2 (de) 1979-11-29
SE7607273L (sv) 1976-12-31
NL175371C (nl) 1984-10-16
CA1071295A (en) 1980-02-05
IT1063432B (it) 1985-02-11
BE843515A (fr) 1976-12-28
AT355674B (de) 1980-03-10
NL7507734A (nl) 1977-01-03
FR2316830B1 (it) 1981-08-07
SE412833B (sv) 1980-03-17
CH621660A5 (en) 1981-02-13
DE2628214A1 (de) 1977-01-13
ATA472176A (de) 1979-08-15
NL175371B (nl) 1984-05-16
AU501842B2 (en) 1979-06-28
DE2628214C3 (de) 1980-08-07
ES449313A1 (es) 1977-08-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee