DK52334C - Lighting system. - Google Patents
Lighting system.Info
- Publication number
- DK52334C DK52334C DK52334DA DK52334C DK 52334 C DK52334 C DK 52334C DK 52334D A DK52334D A DK 52334DA DK 52334 C DK52334 C DK 52334C
- Authority
- DK
- Denmark
- Prior art keywords
- lighting system
- lighting
- Prior art date
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
-
- 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
- H05B41/18—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 a starting switch
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL165988X | 1931-12-01 | ||
DEN35778D DE655183C (en) | 1933-09-30 | 1933-09-30 | Arrangement for regulating the vapor pressure in temperature-sensitive discharge lamps |
DEN35788D DE632439C (en) | 1931-12-01 | 1933-10-01 | Lighting system with several transformers, whose feed circuits are in series, in which a gas-filled electrical incandescent cathode discharge lamp is connected to each transformer |
DEN35786D DE632438C (en) | 1931-12-01 | 1933-10-01 | Lighting system |
Publications (1)
Publication Number | Publication Date |
---|---|
DK52334C true DK52334C (en) | 1936-11-16 |
Family
ID=34069175
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK51552D DK51552C (en) | 1931-12-01 | 1934-08-30 | Lighting system. |
DK52334D DK52334C (en) | 1931-12-01 | 1934-08-30 | Lighting system. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK51552D DK51552C (en) | 1931-12-01 | 1934-08-30 | Lighting system. |
Country Status (4)
Country | Link |
---|---|
AT (2) | AT142052B (en) |
DE (2) | DE632439C (en) |
DK (2) | DK51552C (en) |
GB (2) | GB426766A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1100169B (en) * | 1957-05-20 | 1961-02-23 | Basic Products Corp | Transformer device for starting and operating metal vapor discharge lamps without a starter |
DE1097030B (en) * | 1958-06-03 | 1961-01-12 | Bbc Brown Boveri & Cie | Arrangement for the operation and ignition of fluorescent lamps with glow electrodes |
-
1933
- 1933-10-01 DE DEN35788D patent/DE632439C/en not_active Expired
- 1933-10-01 DE DEN35786D patent/DE632438C/en not_active Expired
-
1934
- 1934-08-30 DK DK51552D patent/DK51552C/en active
- 1934-08-30 DK DK52334D patent/DK52334C/en active
- 1934-09-24 AT AT142052D patent/AT142052B/en active
- 1934-09-24 AT AT142053D patent/AT142053B/en active
- 1934-09-25 GB GB27527/34A patent/GB426766A/en not_active Expired
- 1934-09-28 GB GB27850/34A patent/GB424175A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DK51552C (en) | 1936-04-20 |
AT142053B (en) | 1935-06-11 |
DE632438C (en) | 1936-07-08 |
DE632439C (en) | 1936-07-08 |
AT142052B (en) | 1935-06-11 |
GB424175A (en) | 1935-02-15 |
GB426766A (en) | 1935-04-09 |
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