FR725277A - Méthode d'excitation des tubes luminescents - Google Patents
Méthode d'excitation des tubes luminescentsInfo
- Publication number
- FR725277A FR725277A FR725277DA FR725277A FR 725277 A FR725277 A FR 725277A FR 725277D A FR725277D A FR 725277DA FR 725277 A FR725277 A FR 725277A
- Authority
- FR
- France
- Prior art keywords
- excitation
- luminescent tubes
- luminescent
- tubes
- 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
- H05B41/16—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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR725277T | 1931-01-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR725277A true FR725277A (fr) | 1932-05-10 |
Family
ID=9109977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR725277D Expired FR725277A (fr) | 1931-01-03 | 1931-01-03 | Méthode d'excitation des tubes luminescents |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR725277A (fr) |
-
1931
- 1931-01-03 FR FR725277D patent/FR725277A/fr not_active Expired
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