NL7217868A - - Google Patents
Info
- Publication number
- NL7217868A NL7217868A NL7217868A NL7217868A NL7217868A NL 7217868 A NL7217868 A NL 7217868A NL 7217868 A NL7217868 A NL 7217868A NL 7217868 A NL7217868 A NL 7217868A NL 7217868 A NL7217868 A NL 7217868A
- Authority
- NL
- Netherlands
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 |
|---|---|---|---|
| CH1925171 | 1971-12-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7217868A true NL7217868A (fr) | 1973-07-03 |
Family
ID=4438287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7217868A NL7217868A (fr) | 1971-12-31 | 1972-12-29 |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | AT323287B (fr) |
| BE (1) | BE793526A (fr) |
| CH (1) | CH546530A (fr) |
| DE (1) | DE2262299B2 (fr) |
| FR (1) | FR2166096B3 (fr) |
| GB (1) | GB1371742A (fr) |
| NL (1) | NL7217868A (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK339586D0 (da) * | 1986-07-16 | 1986-07-16 | Silver Gruppen Prod As | Elektronisk ballast |
| US5138235A (en) * | 1991-03-04 | 1992-08-11 | Gte Products Corporation | Starting and operating circuit for arc discharge lamp |
-
0
- BE BE793526D patent/BE793526A/fr unknown
-
1971
- 1971-12-31 CH CH546530D patent/CH546530A/xx not_active IP Right Cessation
-
1972
- 1972-02-14 AT AT115272A patent/AT323287B/de not_active IP Right Cessation
- 1972-12-20 DE DE19722262299 patent/DE2262299B2/de active Pending
- 1972-12-27 FR FR7246467A patent/FR2166096B3/fr not_active Expired
- 1972-12-29 NL NL7217868A patent/NL7217868A/xx unknown
-
1973
- 1973-01-01 GB GB4073A patent/GB1371742A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2166096A1 (fr) | 1973-08-10 |
| BE793526A (fr) | 1973-04-16 |
| GB1371742A (en) | 1974-10-23 |
| DE2262299A1 (de) | 1973-07-12 |
| CH546530A (de) | 1974-02-28 |
| FR2166096B3 (fr) | 1976-01-30 |
| AT323287B (de) | 1975-07-10 |
| DE2262299B2 (de) | 1974-08-29 |