FR2089849A5 - - Google Patents
Info
- Publication number
- FR2089849A5 FR2089849A5 FR7113727A FR7113727A FR2089849A5 FR 2089849 A5 FR2089849 A5 FR 2089849A5 FR 7113727 A FR7113727 A FR 7113727A FR 7113727 A FR7113727 A FR 7113727A FR 2089849 A5 FR2089849 A5 FR 2089849A5
- 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.)
- Expired
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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7005575A NL7005575A (OSRAM) | 1970-04-17 | 1970-04-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2089849A5 true FR2089849A5 (OSRAM) | 1972-01-07 |
Family
ID=19809876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7113727A Expired FR2089849A5 (OSRAM) | 1970-04-17 | 1971-04-19 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3746919A (OSRAM) |
| JP (1) | JPS5347626B1 (OSRAM) |
| BE (1) | BE765899A (OSRAM) |
| DE (1) | DE2118795A1 (OSRAM) |
| FR (1) | FR2089849A5 (OSRAM) |
| GB (1) | GB1347408A (OSRAM) |
| NL (1) | NL7005575A (OSRAM) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3311215A1 (de) * | 1983-03-28 | 1984-10-04 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | Zuendvorrichtung fuer eine niederdruckentladungslampe |
| DE4128314A1 (de) * | 1991-08-27 | 1993-03-04 | Diehl Gmbh & Co | Stromversorgungsschaltung |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3479559A (en) * | 1967-07-03 | 1969-11-18 | Sylvania Electric Prod | Fluorescent lamp current regulating circuit |
| US3482142A (en) * | 1967-12-29 | 1969-12-02 | Sylvania Electric Prod | Regulating system for arc discharge devices having means to compensate for supply voltage and load variations |
| US3479560A (en) * | 1967-12-29 | 1969-11-18 | Sylvania Electric Prod | Arc discharge regulating device having means to compensate for supply voltage variations |
-
1970
- 1970-04-17 NL NL7005575A patent/NL7005575A/xx not_active Application Discontinuation
-
1971
- 1971-04-16 BE BE765899A patent/BE765899A/nl unknown
- 1971-04-16 US US00134590A patent/US3746919A/en not_active Expired - Lifetime
- 1971-04-17 JP JP2484471A patent/JPS5347626B1/ja active Pending
- 1971-04-17 DE DE19712118795 patent/DE2118795A1/de active Pending
- 1971-04-19 FR FR7113727A patent/FR2089849A5/fr not_active Expired
- 1971-04-19 GB GB2728071*A patent/GB1347408A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5347626B1 (OSRAM) | 1978-12-22 |
| US3746919A (en) | 1973-07-17 |
| GB1347408A (en) | 1974-02-27 |
| NL7005575A (OSRAM) | 1971-10-19 |
| DE2118795A1 (de) | 1971-10-28 |
| BE765899A (nl) | 1971-09-16 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |