NL144424B - Ferromagnetisch circuit voor een transformator of een smoorspoel van groot vermogen. - Google Patents
Ferromagnetisch circuit voor een transformator of een smoorspoel van groot vermogen.Info
- Publication number
- NL144424B NL144424B NL7114813A NL7114813A NL144424B NL 144424 B NL144424 B NL 144424B NL 7114813 A NL7114813 A NL 7114813A NL 7114813 A NL7114813 A NL 7114813A NL 144424 B NL144424 B NL 144424B
- Authority
- NL
- Netherlands
- Prior art keywords
- transformer
- coil
- high power
- ferromagnetic circuit
- power chopping
- Prior art date
Links
- 230000005294 ferromagnetic effect Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
- H01F27/245—Magnetic cores made from sheets, e.g. grain-oriented
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Electromagnets (AREA)
- Coils Or Transformers For Communication (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7114813A NL144424B (nl) | 1971-10-27 | 1971-10-27 | Ferromagnetisch circuit voor een transformator of een smoorspoel van groot vermogen. |
| AT888572A AT315958B (de) | 1971-10-27 | 1972-10-17 | Ferromagnetischer Kern für einen Transformator oder eine Drosselspule großer Leistung |
| SE1350272D SE379450B (OSRAM) | 1971-10-27 | 1972-10-19 | |
| DE19722252165 DE2252165C3 (de) | 1971-10-27 | 1972-10-25 | Schichtkern für Transformatoren oder Drosselspulen großer Leistung |
| IT1297772D IT966638B (it) | 1971-10-27 | 1972-10-26 | Nucleo ferromagnetico per trasfor matori o bobine di reattanza |
| GB4950472A GB1400599A (en) | 1971-10-27 | 1972-10-26 | Ferromagnetic core structures for transformers or choke coils |
| FR7238705A FR2158059B1 (OSRAM) | 1971-10-27 | 1972-10-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7114813A NL144424B (nl) | 1971-10-27 | 1971-10-27 | Ferromagnetisch circuit voor een transformator of een smoorspoel van groot vermogen. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL7114813A NL7114813A (OSRAM) | 1973-05-02 |
| NL144424B true NL144424B (nl) | 1974-12-16 |
Family
ID=19814346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7114813A NL144424B (nl) | 1971-10-27 | 1971-10-27 | Ferromagnetisch circuit voor een transformator of een smoorspoel van groot vermogen. |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | AT315958B (OSRAM) |
| DE (1) | DE2252165C3 (OSRAM) |
| FR (1) | FR2158059B1 (OSRAM) |
| GB (1) | GB1400599A (OSRAM) |
| IT (1) | IT966638B (OSRAM) |
| NL (1) | NL144424B (OSRAM) |
| SE (1) | SE379450B (OSRAM) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5268922A (en) * | 1975-12-05 | 1977-06-08 | Hitachi Ltd | Single-phase tripod iron core of transformer |
| DE3322136A1 (de) * | 1983-06-20 | 1984-12-20 | Transformatoren Union Ag, 7000 Stuttgart | Verfahren zur herstellung von magnetkernen fuer transformatoren und drosselspulen mit grossen nennleistungen |
| DE4143281C2 (de) * | 1991-12-30 | 1996-01-25 | Aeg Tro Transformatoren Gmbh | Geschichteter Kern für Transformatoren oder Drosselspulen großer Leistung |
-
1971
- 1971-10-27 NL NL7114813A patent/NL144424B/xx unknown
-
1972
- 1972-10-17 AT AT888572A patent/AT315958B/de not_active IP Right Cessation
- 1972-10-19 SE SE1350272D patent/SE379450B/xx unknown
- 1972-10-25 DE DE19722252165 patent/DE2252165C3/de not_active Expired
- 1972-10-26 GB GB4950472A patent/GB1400599A/en not_active Expired
- 1972-10-26 FR FR7238705A patent/FR2158059B1/fr not_active Expired
- 1972-10-26 IT IT1297772D patent/IT966638B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| IT966638B (it) | 1974-02-20 |
| DE2252165A1 (de) | 1973-05-03 |
| SE379450B (OSRAM) | 1975-10-06 |
| DE2252165C3 (de) | 1975-09-25 |
| GB1400599A (en) | 1975-07-16 |
| FR2158059A1 (OSRAM) | 1973-06-08 |
| AT315958B (de) | 1974-06-25 |
| DE2252165B2 (de) | 1975-02-20 |
| FR2158059B1 (OSRAM) | 1976-08-20 |
| NL7114813A (OSRAM) | 1973-05-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| VJC | Lapsed due to non-payment of the due maintenance fee for the patent or patent application | ||
| NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: SMIT NIJMEGEN |