SE370161B - - Google Patents
Info
- Publication number
- SE370161B SE370161B SE651372A SE651372A SE370161B SE 370161 B SE370161 B SE 370161B SE 651372 A SE651372 A SE 651372A SE 651372 A SE651372 A SE 651372A SE 370161 B SE370161 B SE 370161B
- Authority
- SE
- Sweden
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
- H05B41/042—Starting switches using semiconductor devices
- H05B41/044—Starting switches using semiconductor devices for lamp provided with pre-heating electrodes
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712124844 DE2124844A1 (en) | 1971-05-19 | 1971-05-19 | Circuit arrangement for an alternating current fed gas discharge lamp with preheatable electrodes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE370161B true SE370161B (en) | 1974-09-30 |
Family
ID=5808334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE651372A SE370161B (en) | 1971-05-19 | 1972-05-18 |
Country Status (10)
| Country | Link |
|---|---|
| AT (1) | AT310294B (en) |
| BE (1) | BE783761A (en) |
| BR (1) | BR7203148D0 (en) |
| CH (1) | CH555128A (en) |
| DE (1) | DE2124844A1 (en) |
| ES (1) | ES402822A1 (en) |
| FR (1) | FR2138097B1 (en) |
| IT (1) | IT955598B (en) |
| NL (1) | NL7205523A (en) |
| SE (1) | SE370161B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4117373A (en) * | 1977-04-28 | 1978-09-26 | General Electric Company | Emergency/normal lighting circuit for a gaseous discharge lamp |
| JPS5750797A (en) * | 1980-09-11 | 1982-03-25 | Mitsubishi Electric Corp | Device for firing discharge lamp |
-
1971
- 1971-05-19 DE DE19712124844 patent/DE2124844A1/en active Pending
-
1972
- 1972-04-24 NL NL7205523A patent/NL7205523A/xx not_active Application Discontinuation
- 1972-05-03 CH CH656572A patent/CH555128A/en not_active IP Right Cessation
- 1972-05-17 ES ES402822A patent/ES402822A1/en not_active Expired
- 1972-05-17 IT IT2445072A patent/IT955598B/en active
- 1972-05-17 AT AT429272A patent/AT310294B/en not_active IP Right Cessation
- 1972-05-18 FR FR7217836A patent/FR2138097B1/fr not_active Expired
- 1972-05-18 BR BR314872A patent/BR7203148D0/en unknown
- 1972-05-18 SE SE651372A patent/SE370161B/xx unknown
- 1972-05-19 BE BE783761A patent/BE783761A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH555128A (en) | 1974-10-15 |
| BR7203148D0 (en) | 1973-06-14 |
| IT955598B (en) | 1973-09-29 |
| ES402822A1 (en) | 1975-04-16 |
| FR2138097A1 (en) | 1972-12-29 |
| FR2138097B1 (en) | 1975-08-01 |
| BE783761A (en) | 1972-09-18 |
| NL7205523A (en) | 1972-11-21 |
| DE2124844A1 (en) | 1972-12-07 |
| AT310294B (en) | 1973-09-25 |