DK66594C - System with a gas-filled, electric discharge pipe. - Google Patents
System with a gas-filled, electric discharge pipe.Info
- Publication number
- DK66594C DK66594C DK272439AA DK272439A DK66594C DK 66594 C DK66594 C DK 66594C DK 272439A A DK272439A A DK 272439AA DK 272439 A DK272439 A DK 272439A DK 66594 C DK66594 C DK 66594C
- Authority
- DK
- Denmark
- Prior art keywords
- filled
- gas
- discharge pipe
- electric discharge
- electric
- 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
- H05B41/02—Details
- H05B41/04—Starting switches
- H05B41/06—Starting switches thermal only
- H05B41/08—Starting switches thermal only heated by glow discharge
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US242927A US2200443A (en) | 1938-11-29 | 1938-11-29 | Discharge lamp circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
DK66594C true DK66594C (en) | 1948-04-12 |
Family
ID=22916671
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK272439AA DK66594C (en) | 1938-11-29 | 1939-12-04 | System with a gas-filled, electric discharge pipe. |
Country Status (5)
Country | Link |
---|---|
US (1) | US2200443A (en) |
CH (1) | CH215774A (en) |
DK (1) | DK66594C (en) |
FR (1) | FR861330A (en) |
GB (1) | GB533249A (en) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE974049C (en) * | 1940-12-24 | 1960-08-25 | Patra Patent Treuhand | High pressure metal vapor discharge lamp |
US2426463A (en) * | 1944-03-27 | 1947-08-26 | Sylvania Electric Prod | Glow starter for electric discharge devices |
US2432488A (en) * | 1944-03-27 | 1947-12-09 | Sylvania Electric Prod | Glow starter for electric discharge devices |
US2415502A (en) * | 1945-03-29 | 1947-02-11 | Morris J Lifshitz | Electric gaseous discharge lamp testing unit |
US2482442A (en) * | 1945-09-17 | 1949-09-20 | Gen Electric | Control unit for discharge lamps |
US2536280A (en) * | 1945-10-19 | 1951-01-02 | Hartford Nat Bank & Trust Co | Thermal electric switch |
US2502203A (en) * | 1947-05-10 | 1950-03-28 | Westinghouse Electric Corp | Glow switch |
US2621322A (en) * | 1948-02-07 | 1952-12-09 | Sorensen & Company Inc | Filament failure device |
US2838633A (en) * | 1953-11-11 | 1958-06-10 | Egyesuelt Izzolampa | Time delay switch of the gaseous electric discharge tube type |
US2759064A (en) * | 1955-04-22 | 1956-08-14 | Jack & Heintz Inc | Overvoltage relay |
NL254443A (en) * | 1959-08-06 | |||
US3262012A (en) * | 1963-12-31 | 1966-07-19 | Sylvania Electric Prod | Electric discharge device having a thermostatically operated switch connected to a main electrode |
-
1938
- 1938-11-29 US US242927A patent/US2200443A/en not_active Expired - Lifetime
-
1939
- 1939-10-23 GB GB28464/39A patent/GB533249A/en not_active Expired
- 1939-11-03 FR FR861330D patent/FR861330A/en not_active Expired
- 1939-11-27 CH CH215774D patent/CH215774A/en unknown
- 1939-12-04 DK DK272439AA patent/DK66594C/en active
Also Published As
Publication number | Publication date |
---|---|
GB533249A (en) | 1941-02-10 |
FR861330A (en) | 1941-02-06 |
CH215774A (en) | 1941-07-15 |
US2200443A (en) | 1940-05-14 |
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