CH577779A5 - - Google Patents
Info
- Publication number
- CH577779A5 CH577779A5 CH1416574A CH1416574A CH577779A5 CH 577779 A5 CH577779 A5 CH 577779A5 CH 1416574 A CH1416574 A CH 1416574A CH 1416574 A CH1416574 A CH 1416574A CH 577779 A5 CH577779 A5 CH 577779A5
- Authority
- CH
- Switzerland
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
- H05B41/046—Starting switches using semiconductor devices for lamp provided with pre-heating electrodes using controlled semiconductor devices
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1416574A CH577779A5 (forum.php) | 1974-10-23 | 1974-10-23 | |
| DE19742453253 DE2453253A1 (de) | 1974-10-23 | 1974-11-09 | Vorschaltgeraet zum vorheizen und zuenden von leuchtstoffroehren |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1416574A CH577779A5 (forum.php) | 1974-10-23 | 1974-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH577779A5 true CH577779A5 (forum.php) | 1976-07-15 |
Family
ID=4398521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1416574A CH577779A5 (forum.php) | 1974-10-23 | 1974-10-23 |
Country Status (2)
| Country | Link |
|---|---|
| CH (1) | CH577779A5 (forum.php) |
| DE (1) | DE2453253A1 (forum.php) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0078790A3 (de) * | 1981-11-02 | 1983-09-21 | Franz Wittmann | Schaltungsanordnung zur elektronischen Zündung von Gasentladungslampen |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2476410A1 (fr) * | 1979-12-19 | 1981-08-21 | Elam Ltd | Circuit d'alimentation notamment d'une lampe a decharge |
| DE3009725A1 (de) * | 1980-03-13 | 1981-09-17 | Vossloh-Werke Gmbh, 5980 Werdohl | Elektronische start- und schutzvorrichtung zum zuenden von leuchtstofflampen |
| FR2498408A2 (fr) * | 1981-01-20 | 1982-07-23 | Lampes Sa | Starter electronique pour lampe fluorescente |
| NL8101408A (nl) * | 1981-03-23 | 1982-10-18 | Philips Nv | Elektrische inrichting voorzien van tenminste een lagedrukkwikdampontladingsbuis. |
-
1974
- 1974-10-23 CH CH1416574A patent/CH577779A5/xx not_active IP Right Cessation
- 1974-11-09 DE DE19742453253 patent/DE2453253A1/de active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0078790A3 (de) * | 1981-11-02 | 1983-09-21 | Franz Wittmann | Schaltungsanordnung zur elektronischen Zündung von Gasentladungslampen |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2453253A1 (de) | 1976-04-29 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |