AT298616B - Electric choke coil for operating fluorescent lamps - Google Patents
Electric choke coil for operating fluorescent lampsInfo
- Publication number
- AT298616B AT298616B AT311870A AT311870A AT298616B AT 298616 B AT298616 B AT 298616B AT 311870 A AT311870 A AT 311870A AT 311870 A AT311870 A AT 311870A AT 298616 B AT298616 B AT 298616B
- Authority
- AT
- Austria
- Prior art keywords
- choke coil
- fluorescent lamps
- electric choke
- operating fluorescent
- operating
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/08—High-leakage transformers or inductances
- H01F38/10—Ballasts, e.g. for discharge lamps
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Coils Of Transformers For General Uses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19691917938 DE1917938A1 (en) | 1969-04-09 | 1969-04-09 | Electric choke coil for the operation of fluorescent lamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT298616B true AT298616B (en) | 1972-05-10 |
Family
ID=5730639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT311870A AT298616B (en) | 1969-04-09 | 1970-04-06 | Electric choke coil for operating fluorescent lamps |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | AT298616B (en) |
| BE (1) | BE748531A (en) |
| CH (1) | CH506169A (en) |
| DE (1) | DE1917938A1 (en) |
| ES (1) | ES378384A1 (en) |
| FR (1) | FR2041144B1 (en) |
| NL (1) | NL7005017A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2950727C2 (en) * | 1979-12-17 | 1983-11-03 | May & Christe Gmbh, Transformatorenwerke, 6370 Oberursel | Choke coil for the ballast of fluorescent lamps |
| DE2950789C2 (en) * | 1979-12-17 | 1982-07-01 | May & Christe Gmbh, Transformatorenwerke, 6370 Oberursel | Ballast for fluorescent lamps |
-
1969
- 1969-04-09 DE DE19691917938 patent/DE1917938A1/en active Pending
-
1970
- 1970-03-26 CH CH461270A patent/CH506169A/en not_active IP Right Cessation
- 1970-04-06 BE BE748531D patent/BE748531A/en unknown
- 1970-04-06 AT AT311870A patent/AT298616B/en not_active IP Right Cessation
- 1970-04-08 NL NL7005017A patent/NL7005017A/xx unknown
- 1970-04-08 FR FR7012732A patent/FR2041144B1/fr not_active Expired
- 1970-04-09 ES ES378384A patent/ES378384A1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2041144B1 (en) | 1974-10-31 |
| BE748531A (en) | 1970-09-16 |
| FR2041144A1 (en) | 1971-01-29 |
| DE1917938A1 (en) | 1970-10-15 |
| ES378384A1 (en) | 1972-06-16 |
| NL7005017A (en) | 1970-10-13 |
| CH506169A (en) | 1971-04-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |