FR949097A - Improvements to discharge lamp ignition and control equipment - Google Patents
Improvements to discharge lamp ignition and control equipmentInfo
- Publication number
- FR949097A FR949097A FR949097DA FR949097A FR 949097 A FR949097 A FR 949097A FR 949097D A FR949097D A FR 949097DA FR 949097 A FR949097 A FR 949097A
- Authority
- FR
- France
- Prior art keywords
- discharge lamp
- control equipment
- lamp ignition
- ignition
- equipment
- 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 |
|---|---|---|---|
| US949097XA | 1943-12-31 | 1943-12-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR949097A true FR949097A (en) | 1949-08-19 |
Family
ID=22247877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR949097D Expired FR949097A (en) | 1943-12-31 | 1947-07-08 | Improvements to discharge lamp ignition and control equipment |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR949097A (en) |
-
1947
- 1947-07-08 FR FR949097D patent/FR949097A/en not_active Expired
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