FR2138097A1 - - Google Patents
Info
- Publication number
- FR2138097A1 FR2138097A1 FR7217836A FR7217836A FR2138097A1 FR 2138097 A1 FR2138097 A1 FR 2138097A1 FR 7217836 A FR7217836 A FR 7217836A FR 7217836 A FR7217836 A FR 7217836A FR 2138097 A1 FR2138097 A1 FR 2138097A1
- Authority
- FR
- France
- 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.)
- Granted
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 (de) | 1971-05-19 | 1971-05-19 | Schaltungsanordnung für eine wechselstromgespeiste Gasentladungslampe mit vorheizbaren Elektroden |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2138097A1 true FR2138097A1 (xx) | 1972-12-29 |
| FR2138097B1 FR2138097B1 (xx) | 1975-08-01 |
Family
ID=5808334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7217836A Expired FR2138097B1 (xx) | 1971-05-19 | 1972-05-18 |
Country Status (10)
| Country | Link |
|---|---|
| AT (1) | AT310294B (xx) |
| BE (1) | BE783761A (xx) |
| BR (1) | BR7203148D0 (xx) |
| CH (1) | CH555128A (xx) |
| DE (1) | DE2124844A1 (xx) |
| ES (1) | ES402822A1 (xx) |
| FR (1) | FR2138097B1 (xx) |
| IT (1) | IT955598B (xx) |
| NL (1) | NL7205523A (xx) |
| SE (1) | SE370161B (xx) |
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/de active Pending
-
1972
- 1972-04-24 NL NL7205523A patent/NL7205523A/xx not_active Application Discontinuation
- 1972-05-03 CH CH656572A patent/CH555128A/xx not_active IP Right Cessation
- 1972-05-17 ES ES402822A patent/ES402822A1/es not_active Expired
- 1972-05-17 IT IT2445072A patent/IT955598B/it active
- 1972-05-17 AT AT429272A patent/AT310294B/de not_active IP Right Cessation
- 1972-05-18 FR FR7217836A patent/FR2138097B1/fr not_active Expired
- 1972-05-18 BR BR314872A patent/BR7203148D0/pt unknown
- 1972-05-18 SE SE651372A patent/SE370161B/xx unknown
- 1972-05-19 BE BE783761A patent/BE783761A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH555128A (de) | 1974-10-15 |
| SE370161B (xx) | 1974-09-30 |
| BR7203148D0 (pt) | 1973-06-14 |
| IT955598B (it) | 1973-09-29 |
| ES402822A1 (es) | 1975-04-16 |
| FR2138097B1 (xx) | 1975-08-01 |
| BE783761A (fr) | 1972-09-18 |
| NL7205523A (xx) | 1972-11-21 |
| DE2124844A1 (de) | 1972-12-07 |
| AT310294B (de) | 1973-09-25 |