FR826669A - Improvements to electrical installations comprising a discharge tube provided with a gaseous atmosphere - Google Patents
Improvements to electrical installations comprising a discharge tube provided with a gaseous atmosphereInfo
- Publication number
- FR826669A FR826669A FR826669DA FR826669A FR 826669 A FR826669 A FR 826669A FR 826669D A FR826669D A FR 826669DA FR 826669 A FR826669 A FR 826669A
- Authority
- FR
- France
- Prior art keywords
- discharge tube
- tube provided
- gaseous atmosphere
- electrical installations
- installations
- 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 |
|---|---|---|---|
| DE423589X | 1936-09-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR826669A true FR826669A (en) | 1938-04-06 |
Family
ID=41131824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR826669D Expired FR826669A (en) | 1936-09-16 | 1937-09-14 | Improvements to electrical installations comprising a discharge tube provided with a gaseous atmosphere |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT154638B (en) |
| BE (1) | BE423589A (en) |
| CH (1) | CH201111A (en) |
| DK (1) | DK56167C (en) |
| FR (1) | FR826669A (en) |
| GB (1) | GB488142A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2476773A (en) * | 1945-05-08 | 1949-07-19 | W Dan Bergman Ab | Discharge lamp with light flashes |
-
1937
- 1937-09-13 DK DK56167D patent/DK56167C/en active
- 1937-09-13 GB GB2492937A patent/GB488142A/en not_active Expired
- 1937-09-14 FR FR826669D patent/FR826669A/en not_active Expired
- 1937-09-14 BE BE423589A patent/BE423589A/en unknown
- 1937-09-15 AT AT154638D patent/AT154638B/en active
- 1937-09-15 CH CH201111D patent/CH201111A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH201111A (en) | 1938-11-15 |
| DK56167C (en) | 1939-05-15 |
| AT154638B (en) | 1938-10-10 |
| BE423589A (en) | 1937-10-30 |
| GB488142A (en) | 1938-07-01 |
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