FI803193L - FRAMEWORK FOR ORDERING UNDERLOCKING WITH IONIZATION AND URL ADDITIONAL LAMP FOR DAERTILL HOERANDE TAENDNINGSINSTALLATION - Google Patents
FRAMEWORK FOR ORDERING UNDERLOCKING WITH IONIZATION AND URL ADDITIONAL LAMP FOR DAERTILL HOERANDE TAENDNINGSINSTALLATIONInfo
- Publication number
- FI803193L FI803193L FI803193A FI803193A FI803193L FI 803193 L FI803193 L FI 803193L FI 803193 A FI803193 A FI 803193A FI 803193 A FI803193 A FI 803193A FI 803193 L FI803193 L FI 803193L
- Authority
- FI
- Finland
- Prior art keywords
- taendningsinstallation
- hoerande
- daertill
- underlocking
- ionization
- 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
- H05B41/16—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies
- H05B41/20—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having no starting switch
- H05B41/23—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having no starting switch for lamps not having an auxiliary starting electrode
- H05B41/232—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having no starting switch for lamps not having an auxiliary starting electrode for low-pressure lamps
-
- 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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7926225A FR2468276A1 (en) | 1979-10-23 | 1979-10-23 | Low-pressure AC discharge lamp starting process - involving initial voltage boost and abrupt reversion to arc voltage |
MC801449A MC1382A1 (en) | 1980-05-14 | 1980-05-14 | METHOD FOR PROMOTING IONIZATION OF DISCHARGE LAMPS AND DEVICE RELATING THERETO |
Publications (1)
Publication Number | Publication Date |
---|---|
FI803193L true FI803193L (en) | 1981-04-24 |
Family
ID=26221405
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI803193A FI803193L (en) | 1979-10-23 | 1980-10-08 | FRAMEWORK FOR ORDERING UNDERLOCKING WITH IONIZATION AND URL ADDITIONAL LAMP FOR DAERTILL HOERANDE TAENDNINGSINSTALLATION |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0027764A1 (en) |
DK (1) | DK423880A (en) |
FI (1) | FI803193L (en) |
NO (1) | NO802982L (en) |
PT (1) | PT71933B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5079132A (en) * | 1987-09-16 | 1992-01-07 | Fuji Photo Film Co., Ltd. | Method for forming a color positive having improved color reproduction |
DE3740676A1 (en) * | 1987-12-01 | 1989-06-22 | Erzmoneit Dorit | CIRCUIT ARRANGEMENT FOR ENERGY SAVING BY INDUCTIVE MAINS VOLTAGE REDUCTION FOR LOW AND HIGH PRESSURE DISCHARGE LAMPS AND MERCURY VAPOR LAMP |
IT1296774B1 (en) * | 1997-05-21 | 1999-07-27 | Elettronica Reverberi Di Rever | CENTRALIZED POWER REDUCER DEVICE IN PARTICULAR FOR LIGHTING SYSTEMS |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR945990A (en) * | 1942-01-22 | 1949-05-19 | Lampes Sa | Improvement in the initiation and operation of discharge tubes and similar apparatus |
US2446033A (en) * | 1946-02-13 | 1948-07-27 | Gen Electric | High reactance transformer |
US3629650A (en) * | 1968-11-21 | 1971-12-21 | Patrick And Drew Ltd | Method and apparatus for operating a gas discharge tube |
-
1980
- 1980-10-07 DK DK423880A patent/DK423880A/en unknown
- 1980-10-07 NO NO802982A patent/NO802982L/en unknown
- 1980-10-08 FI FI803193A patent/FI803193L/en not_active Application Discontinuation
- 1980-10-17 EP EP80401478A patent/EP0027764A1/en not_active Withdrawn
- 1980-10-17 PT PT71933A patent/PT71933B/en unknown
Also Published As
Publication number | Publication date |
---|---|
DK423880A (en) | 1981-04-24 |
NO802982L (en) | 1981-04-24 |
EP0027764A1 (en) | 1981-04-29 |
PT71933A (en) | 1980-11-01 |
PT71933B (en) | 1981-08-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |
Owner name: SPIE-BATIGNOLLES |