NL7117580A - - Google Patents
Info
- Publication number
- NL7117580A NL7117580A NL7117580A NL7117580A NL7117580A NL 7117580 A NL7117580 A NL 7117580A NL 7117580 A NL7117580 A NL 7117580A NL 7117580 A NL7117580 A NL 7117580A NL 7117580 A NL7117580 A NL 7117580A
- Authority
- NL
- Netherlands
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
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
- H01F27/245—Magnetic cores made from sheets, e.g. grain-oriented
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Harvester Elements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1923170A CH536545A (de) | 1970-12-28 | 1970-12-28 | Lamellierter Magnetkern für Induktionsgeräte |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7117580A true NL7117580A (enrdf_load_stackoverflow) | 1972-06-30 |
Family
ID=4438153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7117580A NL7117580A (enrdf_load_stackoverflow) | 1970-12-28 | 1971-12-21 |
Country Status (13)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2950789C2 (de) * | 1979-12-17 | 1982-07-01 | May & Christe Gmbh, Transformatorenwerke, 6370 Oberursel | Vorschaltgerät für Leuchtstofflampen |
| EP0580131B1 (de) * | 1992-07-20 | 1995-11-08 | Knobel Ag Lichttechnische Komponenten | Verfahren zur Herstellung einer Drossel oder eines Transformators mit aus zwei U-förmigen Blechen gebildeten E-förmigen Kernblechen |
| US6865056B1 (en) | 1999-10-05 | 2005-03-08 | Seagate Technology Llc | Longitudinal magnetic recording heads with variable-length gaps |
| US6865057B2 (en) * | 1999-10-05 | 2005-03-08 | Seagate Technology Llc | Gapless longitudinal magnetic recording head with flux cavity |
| TW200618003A (en) * | 2004-11-26 | 2006-06-01 | Mu-Tu Li | Electric device, and its labor and materials |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB803914A (en) * | 1955-04-20 | 1958-11-05 | Bernhard Philberth | Stationary electromagnetic induction apparatus |
| US3201731A (en) * | 1962-11-27 | 1965-08-17 | Electro Netic Steel Inc | Transformer core and lamination therefor |
-
1970
- 1970-12-20 ES ES398127A patent/ES398127A1/es not_active Expired
- 1970-12-28 CH CH1923170A patent/CH536545A/de not_active IP Right Cessation
-
1971
- 1971-12-14 NO NO4608/71A patent/NO133116C/no unknown
- 1971-12-17 GB GB5866771A patent/GB1338769A/en not_active Expired
- 1971-12-20 IL IL38409A patent/IL38409A/xx unknown
- 1971-12-21 NL NL7117580A patent/NL7117580A/xx not_active Application Discontinuation
- 1971-12-21 BE BE777083A patent/BE777083A/xx unknown
- 1971-12-22 SE SE16445/71A patent/SE369002B/xx unknown
- 1971-12-22 FR FR7146121A patent/FR2120827A5/fr not_active Expired
- 1971-12-23 CA CA130,931A patent/CA939765A/en not_active Expired
- 1971-12-23 AT AT1110771A patent/AT311486B/de not_active IP Right Cessation
- 1971-12-27 US US212454A patent/US3694784A/en not_active Expired - Lifetime
- 1971-12-28 IT IT55049/71A patent/IT945686B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| NO133116B (enrdf_load_stackoverflow) | 1975-12-01 |
| CH536545A (de) | 1973-04-30 |
| DE2162543B2 (de) | 1976-01-15 |
| US3694784A (en) | 1972-09-26 |
| GB1338769A (en) | 1973-11-28 |
| SE369002B (enrdf_load_stackoverflow) | 1974-07-29 |
| DE2162543A1 (de) | 1972-07-27 |
| CA939765A (en) | 1974-01-08 |
| BE777083A (fr) | 1972-04-17 |
| IL38409A0 (en) | 1972-02-29 |
| FR2120827A5 (enrdf_load_stackoverflow) | 1972-08-18 |
| ES398127A1 (es) | 1974-07-16 |
| AT311486B (de) | 1973-11-26 |
| IL38409A (en) | 1974-06-30 |
| IT945686B (it) | 1973-05-10 |
| NO133116C (enrdf_load_stackoverflow) | 1976-03-10 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BC | A request for examination has been filed | ||
| BV | The patent application has lapsed |