FR826401A - Lighting or irradiation device comprising a metal vapor discharge tube under high pressure - Google Patents
Lighting or irradiation device comprising a metal vapor discharge tube under high pressureInfo
- Publication number
- FR826401A FR826401A FR826401DA FR826401A FR 826401 A FR826401 A FR 826401A FR 826401D A FR826401D A FR 826401DA FR 826401 A FR826401 A FR 826401A
- Authority
- FR
- France
- Prior art keywords
- lighting
- high pressure
- under high
- discharge tube
- irradiation device
- 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
- 239000002184 metal Substances 0.000 title 1
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 |
|---|---|---|---|
| DE423453X | 1936-09-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR826401A true FR826401A (en) | 1938-03-31 |
Family
ID=41131821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR826401D Expired FR826401A (en) | 1936-09-07 | 1937-09-06 | Lighting or irradiation device comprising a metal vapor discharge tube under high pressure |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT154333B (en) |
| BE (1) | BE423453A (en) |
| CH (1) | CH198538A (en) |
| FR (1) | FR826401A (en) |
| GB (1) | GB487469A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL206982A (en) * | 1955-05-11 |
-
1937
- 1937-09-04 BE BE423453A patent/BE423453A/en unknown
- 1937-09-04 GB GB2422437A patent/GB487469A/en not_active Expired
- 1937-09-06 CH CH198538D patent/CH198538A/en unknown
- 1937-09-06 AT AT154333D patent/AT154333B/en active
- 1937-09-06 FR FR826401D patent/FR826401A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB487469A (en) | 1938-06-21 |
| AT154333B (en) | 1938-09-26 |
| CH198538A (en) | 1938-06-30 |
| BE423453A (en) | 1937-10-30 |
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