FR1319989A - Ballast - Google Patents
BallastInfo
- Publication number
- FR1319989A FR1319989A FR895248A FR895248A FR1319989A FR 1319989 A FR1319989 A FR 1319989A FR 895248 A FR895248 A FR 895248A FR 895248 A FR895248 A FR 895248A FR 1319989 A FR1319989 A FR 1319989A
- Authority
- FR
- France
- Prior art keywords
- ballast
- 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
- H05B41/2325—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 provided with pre-heating electrodes
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR895248A FR1319989A (fr) | 1962-04-20 | 1962-04-20 | Ballast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR895248A FR1319989A (fr) | 1962-04-20 | 1962-04-20 | Ballast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1319989A true FR1319989A (fr) | 1963-03-01 |
Family
ID=8777418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR895248A Expired FR1319989A (fr) | 1962-04-20 | 1962-04-20 | Ballast |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1319989A (fr) |
-
1962
- 1962-04-20 FR FR895248A patent/FR1319989A/fr not_active Expired
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