SE7900940L - Koppling for stromendring vid hogtryckslampor av kvicksilver- och natriumtyp - Google Patents
Koppling for stromendring vid hogtryckslampor av kvicksilver- och natriumtypInfo
- Publication number
- SE7900940L SE7900940L SE7900940A SE7900940A SE7900940L SE 7900940 L SE7900940 L SE 7900940L SE 7900940 A SE7900940 A SE 7900940A SE 7900940 A SE7900940 A SE 7900940A SE 7900940 L SE7900940 L SE 7900940L
- Authority
- SE
- Sweden
- Prior art keywords
- mercury
- coupling
- high pressure
- current change
- sodium type
- Prior art date
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
- H05B41/38—Controlling the intensity of light
- H05B41/40—Controlling the intensity of light discontinuously
- H05B41/42—Controlling the intensity of light discontinuously in two steps only
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2804564A DE2804564B2 (de) | 1978-02-03 | 1978-02-03 | Schaltung zur Lichtstromänderung bei Quecksilberdampf- oder Natriumdampf-Hochdrucklampen |
Publications (1)
Publication Number | Publication Date |
---|---|
SE7900940L true SE7900940L (sv) | 1979-08-04 |
Family
ID=6031048
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7900940A SE7900940L (sv) | 1978-02-03 | 1979-02-02 | Koppling for stromendring vid hogtryckslampor av kvicksilver- och natriumtyp |
Country Status (6)
Country | Link |
---|---|
DE (1) | DE2804564B2 (sv) |
FR (1) | FR2416616A1 (sv) |
GB (1) | GB2014001A (sv) |
IT (1) | IT1110911B (sv) |
NL (1) | NL7900856A (sv) |
SE (1) | SE7900940L (sv) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3012869A1 (de) * | 1980-04-02 | 1981-10-08 | Adolf Schuch Kg, Lichttechnische Spezialfabrik, 6520 Worms | Leistungsreduzierte schaltung mit lichtstromabsenkung bei hochdruck-gasentladungslampen |
DE4421756A1 (de) * | 1994-06-22 | 1996-01-04 | Magnetek May & Christe Gmbh | Schaltungsanordnung zur unterbrechungsfreien Leistungsumschaltung |
DE29507522U1 (de) * | 1995-05-05 | 1995-11-16 | Fa. Ed. Liesegang, 40221 Düsseldorf | Stromversorgung für einen Projektor mit Metalldampflampe |
-
1978
- 1978-02-03 DE DE2804564A patent/DE2804564B2/de not_active Ceased
-
1979
- 1979-02-01 GB GB7903526A patent/GB2014001A/en not_active Withdrawn
- 1979-02-01 FR FR7902645A patent/FR2416616A1/fr not_active Withdrawn
- 1979-02-02 SE SE7900940A patent/SE7900940L/sv unknown
- 1979-02-02 IT IT19870/79A patent/IT1110911B/it active
- 1979-02-02 NL NL7900856A patent/NL7900856A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FR2416616A1 (fr) | 1979-08-31 |
NL7900856A (nl) | 1979-08-07 |
DE2804564A1 (de) | 1979-08-09 |
DE2804564B2 (de) | 1980-02-07 |
IT1110911B (it) | 1986-01-13 |
IT7919870A0 (it) | 1979-02-02 |
GB2014001A (en) | 1979-08-15 |
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