ZA74832B - A method of making chokes and transformers,especially for use as the ballast resistance for gas discharge lamps - Google Patents
A method of making chokes and transformers,especially for use as the ballast resistance for gas discharge lampsInfo
- Publication number
- ZA74832B ZA74832B ZA740832A ZA74832A ZA74832B ZA 74832 B ZA74832 B ZA 74832B ZA 740832 A ZA740832 A ZA 740832A ZA 74832 A ZA74832 A ZA 74832A ZA 74832 B ZA74832 B ZA 74832B
- Authority
- ZA
- South Africa
- Prior art keywords
- chokes
- transformers
- making
- gas discharge
- discharge lamps
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
- H01F41/0233—Manufacturing of magnetic circuits made from sheets
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
- H01F41/0233—Manufacturing of magnetic circuits made from sheets
- H01F41/024—Manufacturing of magnetic circuits made from deformed sheets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Housings And Mounting Of Transformers (AREA)
- Coils Or Transformers For Communication (AREA)
- Coils Of Transformers For General Uses (AREA)
- Closing Of Containers (AREA)
- General Induction Heating (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2309727A DE2309727C3 (de) | 1973-02-27 | 1973-02-27 | Verfahren zur Herstellung von insbesondere als Vorschaltgerät für Gasentladungslampen zu verwendende Drosseln oder Transformatoren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA74832B true ZA74832B (en) | 1974-12-24 |
Family
ID=5873244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA740832A ZA74832B (en) | 1973-02-27 | 1974-02-08 | A method of making chokes and transformers,especially for use as the ballast resistance for gas discharge lamps |
Country Status (18)
| Country | Link |
|---|---|
| JP (1) | JPS5652442B2 (fi) |
| AT (1) | AT350682B (fi) |
| BE (1) | BE811498A (fi) |
| CH (1) | CH568647A5 (fi) |
| CS (1) | CS168470B2 (fi) |
| DD (1) | DD111488A5 (fi) |
| DE (1) | DE2309727C3 (fi) |
| ES (1) | ES423625A1 (fi) |
| FI (1) | FI58411C (fi) |
| FR (1) | FR2219508B1 (fi) |
| GB (1) | GB1446350A (fi) |
| HU (1) | HU168315B (fi) |
| IT (1) | IT1009177B (fi) |
| NL (1) | NL182183C (fi) |
| PL (1) | PL86983B1 (fi) |
| SU (1) | SU587886A3 (fi) |
| YU (1) | YU36411B (fi) |
| ZA (1) | ZA74832B (fi) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI57192C (fi) * | 1976-10-11 | 1980-06-10 | Helvar Oy | Jaernkaerna foer drosselanordning eller transformator |
| JPS54136536U (fi) * | 1978-03-15 | 1979-09-21 | ||
| DE2933781C2 (de) * | 1979-08-21 | 1982-10-07 | Fa. Hermann Schwabe, 7067 Urbach | Verfahren zum Herstellen E-förmiger Kernbleche und I-förmiger Rückschlußbleche einer Drossel oder eines Transformators insbesondere für Gasentladungslampen |
| DE2950727C2 (de) * | 1979-12-17 | 1983-11-03 | May & Christe Gmbh, Transformatorenwerke, 6370 Oberursel | Drosselspule für das Vorschaltgerät von Leuchtstofflampen |
| FI72833C (fi) * | 1982-06-14 | 1987-07-10 | Helvar Oy | Magnetkrets eller del av magnetkrets och foerfarande foer dess framstaellning. |
| DE3312993C2 (de) * | 1983-04-12 | 1985-05-09 | Schwabe GmbH & Co KG Elektrotechnische Fabrik, 7067 Urbach | Vorschaltdrosssel oder-transformator, insbesondere Vorschaltgerät für Gasentladungslampen |
| JPS61160124A (ja) * | 1984-12-29 | 1986-07-19 | Hitachi Ltd | メモリ給電方式 |
| DE3510854A1 (de) * | 1985-03-26 | 1986-10-02 | Schwabe GmbH & Co KG Elektrotechnische Fabrik, 7068 Urbach | Verfahren zur herstellung u-foermiger kernbleche und zwischen deren schenkel passender t-foermiger rueckschlussbleche einer drossel oder eines transformators, insbesondere fuer gasentladungslampen |
| JP2888142B2 (ja) * | 1993-11-08 | 1999-05-10 | 三菱電機株式会社 | 回転電動機並びにその製造方法 |
| JPH04199412A (ja) * | 1990-11-29 | 1992-07-20 | Tokyo Electric Co Ltd | メモリバックアップ装置 |
| US6121711A (en) | 1993-11-08 | 2000-09-19 | Mitsubishi Denki Kabushiki Kaisha | Rotary motor and production method thereof, and laminated core and production method thereof |
| DE19920094A1 (de) * | 1999-05-03 | 2000-11-09 | Bayerische Motoren Werke Ag | Elektromagnet mit einem Blechpaket |
| RU2516438C2 (ru) * | 2010-12-28 | 2014-05-20 | Закрытое акционерное общество "КОРАД" | Жесткий ленточный магнитопровод для трансформатора и способ его изготовления |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS512253U (fi) * | 1974-06-20 | 1976-01-09 |
-
1973
- 1973-02-27 DE DE2309727A patent/DE2309727C3/de not_active Expired
-
1974
- 1974-01-21 GB GB281074A patent/GB1446350A/en not_active Expired
- 1974-01-22 AT AT53074A patent/AT350682B/de not_active IP Right Cessation
- 1974-02-01 CS CS689A patent/CS168470B2/cs unknown
- 1974-02-04 NL NLAANVRAGE7401507,A patent/NL182183C/xx not_active IP Right Cessation
- 1974-02-05 CH CH157774A patent/CH568647A5/xx not_active IP Right Cessation
- 1974-02-07 FI FI345/74A patent/FI58411C/fi active
- 1974-02-08 ZA ZA740832A patent/ZA74832B/xx unknown
- 1974-02-20 HU HU&A165A patent/HU168315B/hu unknown
- 1974-02-20 DD DD176716A patent/DD111488A5/xx unknown
- 1974-02-22 SU SU741999060A patent/SU587886A3/ru active
- 1974-02-22 BE BE6044472A patent/BE811498A/xx unknown
- 1974-02-25 PL PL1974169064A patent/PL86983B1/pl unknown
- 1974-02-25 YU YU00476/74A patent/YU36411B/xx unknown
- 1974-02-26 ES ES423625A patent/ES423625A1/es not_active Expired
- 1974-02-26 FR FR7406407A patent/FR2219508B1/fr not_active Expired
- 1974-02-26 JP JP2275174A patent/JPS5652442B2/ja not_active Expired
- 1974-03-06 IT IT67536/74A patent/IT1009177B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| SU587886A3 (ru) | 1978-01-05 |
| JPS49135159A (fi) | 1974-12-26 |
| BE811498A (fr) | 1974-06-17 |
| IT1009177B (it) | 1976-12-10 |
| FI58411C (fi) | 1981-01-12 |
| GB1446350A (en) | 1976-08-18 |
| DE2309727C3 (de) | 1979-05-03 |
| YU47674A (en) | 1981-11-13 |
| NL7401507A (fi) | 1974-08-29 |
| FR2219508A1 (fi) | 1974-09-20 |
| YU36411B (en) | 1983-06-30 |
| NL182183C (nl) | 1988-01-18 |
| ES423625A1 (es) | 1976-10-16 |
| JPS5652442B2 (fi) | 1981-12-12 |
| FI58411B (fi) | 1980-09-30 |
| HU168315B (en) | 1976-03-27 |
| PL86983B1 (fi) | 1976-06-30 |
| DD111488A5 (fi) | 1975-02-12 |
| CH568647A5 (fi) | 1975-10-31 |
| DE2309727A1 (de) | 1974-08-29 |
| NL182183B (nl) | 1987-08-17 |
| CS168470B2 (fi) | 1976-06-29 |
| DE2309727B2 (de) | 1978-08-31 |
| FR2219508B1 (fi) | 1978-09-15 |
| AT350682B (de) | 1979-06-11 |
| ATA53074A (de) | 1978-11-15 |
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