GB1490176A - Device including a low-pressure sodium vapour discharge lamp - Google Patents
Device including a low-pressure sodium vapour discharge lampInfo
- 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
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)
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)
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 |
-
1975
- 1975-06-30 NL NLAANVRAGE7507734,A patent/NL175371C/xx not_active IP Right Cessation
-
1976
- 1976-06-23 DE DE2628214A patent/DE2628214C3/de not_active Expired
- 1976-06-23 CA CA255,482A patent/CA1071295A/en not_active Expired
- 1976-06-24 AU AU15225/76A patent/AU501842B2/en not_active Expired
- 1976-06-24 SE SE7607273A patent/SE412833B/xx unknown
- 1976-06-25 IT IT24769/76A patent/IT1063432B/it active
- 1976-06-25 GB GB26518/76A patent/GB1490176A/en not_active Expired
- 1976-06-28 AT AT472176A patent/AT355674B/de active
- 1976-06-28 BE BE168400A patent/BE843515A/xx not_active IP Right Cessation
- 1976-06-28 CH CH827176A patent/CH621660A5/de not_active IP Right Cessation
- 1976-06-28 ES ES449313A patent/ES449313A1/es not_active Expired
- 1976-06-29 JP JP51076105A patent/JPS525987A/ja active Pending
- 1976-06-30 FR FR7619972A patent/FR2316830A1/fr active Granted
-
1982
- 1982-06-21 JP JP1982091654U patent/JPS586367U/ja active Pending
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 |