NL79888C - - Google Patents
Info
- Publication number
- NL79888C NL79888C NL79888DA NL79888C NL 79888 C NL79888 C NL 79888C NL 79888D A NL79888D A NL 79888DA NL 79888 C NL79888 C NL 79888C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
- H01F29/146—Constructional details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/0302—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity characterised by unspecified or heterogeneous hardness or specially adapted for magnetic hardness transitions
- H01F1/0311—Compounds
- H01F1/0313—Oxidic compounds
- H01F1/0315—Ferrites
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/02—Permanent magnets [PM]
- H01F7/0205—Magnetic circuits with PM in general
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Soft Magnetic Materials (AREA)
- Coils Or Transformers For Communication (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL314201X | 1951-04-23 | ||
| CH311959T | 1951-08-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL79888C true NL79888C (en:Method) |
Family
ID=25735858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL79888D NL79888C (en:Method) | 1951-04-23 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2724075A (en:Method) |
| BE (1) | BE505466A (en:Method) |
| CH (1) | CH314201A (en:Method) |
| FR (1) | FR1041524A (en:Method) |
| GB (1) | GB708134A (en:Method) |
| NL (1) | NL79888C (en:Method) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2869050A (en) * | 1952-01-04 | 1959-01-13 | Magnetic circuits | |
| NL91352C (en:Method) * | 1952-06-03 | |||
| DE1014244B (de) * | 1953-03-21 | 1957-08-22 | Philips Nv | Durch Dauermagneten vormagnetisierter ferromagnetischer Spulenkern |
| US2802140A (en) * | 1953-06-26 | 1957-08-06 | Motorola Inc | Television receiver size control |
| NL199308A (en:Method) * | 1954-08-04 | |||
| US2914714A (en) * | 1955-02-23 | 1959-11-24 | Warner Electric Brake & Clutch | Permanent magnet torque producing device |
| DE1119412B (de) * | 1955-11-22 | 1961-12-14 | Siemens Ag | Magnetvariometer |
| US2854273A (en) * | 1956-06-11 | 1958-09-30 | Westinghouse Electric Corp | Magnetic holding device |
| US2866953A (en) * | 1956-06-29 | 1958-12-30 | Gen Electric | Mechanical-electrical transducers |
| US3095525A (en) * | 1958-01-20 | 1963-06-25 | Crucible Steel Co America | Permanent magnet assembly |
| NL232675A (en:Method) * | 1958-10-28 | |||
| DE1230133B (de) * | 1959-12-24 | 1966-12-08 | Trafo Spulenwickelei Und Appba | Einrichtung in Fernsehgeraeten zur Einstellung einer zeitproportionalen magnetischen Ablenkung |
| US3256467A (en) * | 1962-09-24 | 1966-06-14 | Kjellstrom Axel Bertilsson | Methods and arrangements to influence and control charges |
| US3624572A (en) * | 1970-04-30 | 1971-11-30 | Ampex | Magnets for generating spatially varying magnetic fields |
| DE2607197C3 (de) | 1976-02-23 | 1979-09-20 | Heinrich Dr.-Ing. 4714 Selm Spodig | Unabgeschirmtes dauermagnetisches Doppeljochsystem |
| DE2660210C2 (de) * | 1976-02-23 | 1985-08-01 | Heinrich Dr.-Ing. 4714 Selm Spodig | Anwendung eines unabgeschirmten dauermagnetischen Doppeljochsystems für Separierzwecke |
| FR2481753A2 (fr) * | 1980-04-30 | 1981-11-06 | Ducellier & Cie | Bobine d'allumage pour moteurs a combustion interne |
| DE3166748D1 (en) * | 1980-02-20 | 1984-11-29 | Ducellier & Cie | Ignition coil for internal-combustion engines |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2000378A (en) * | 1929-07-15 | 1935-05-07 | Thos E Stone Jr | Adjusting effective incremental permeability of magnetic circuits |
| US1896510A (en) * | 1930-06-28 | 1933-02-07 | Bell Telephone Labor Inc | Adjustable inductance |
| US2466028A (en) * | 1940-08-02 | 1949-04-05 | Raytheon Mfg Co | Controlled peaking transformer |
| US2503155A (en) * | 1948-05-18 | 1950-04-04 | Rca Corp | Variable inductance device |
-
0
- NL NL79888D patent/NL79888C/xx active
- BE BE505466D patent/BE505466A/xx unknown
-
1951
- 1951-08-27 GB GB20139/51A patent/GB708134A/en not_active Expired
- 1951-08-27 CH CH314201D patent/CH314201A/de unknown
- 1951-09-04 FR FR1041524D patent/FR1041524A/fr not_active Expired
-
1952
- 1952-01-04 US US264982A patent/US2724075A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| BE505466A (en:Method) | |
| FR1041524A (fr) | 1953-10-23 |
| GB708134A (en) | 1954-04-28 |
| CH314201A (de) | 1956-05-31 |
| US2724075A (en) | 1955-11-15 |