NL81146C - - Google Patents
Info
- Publication number
- NL81146C NL81146C NL160737A NL160737A NL81146C NL 81146 C NL81146 C NL 81146C NL 160737 A NL160737 A NL 160737A NL 160737 A NL160737 A NL 160737A NL 81146 C NL81146 C NL 81146C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/025—Magnetic circuit
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Magnetic Treatment Devices (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Prostheses (AREA)
- Hard Magnetic Materials (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL160737A NL81146C (forum.php) | 1951-04-23 | 1951-04-23 | |
| GB20140/51A GB708135A (en) | 1951-04-23 | 1951-08-27 | Improvements in or relating to magnetic bodies comprising a highly-permeable part and a thin permanent magnet |
| ES0199411A ES199411A1 (es) | 1951-04-23 | 1951-08-31 | PERFECCIONAMIENTOS INTRODUCIDOS EN LA PREPARACIoN DE CUERPOS MAGNÉTICOS QUE TIENEN UNA PARTE FERROMAGNÉTICA DE ALTA PERMEABILIDAD Y UN IMáN PERMANENTE CONSTITUiDO POR UN CUERPO DELGADO |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL160737A NL81146C (forum.php) | 1951-04-23 | 1951-04-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL81146C true NL81146C (forum.php) | 1956-03-16 |
Family
ID=36853122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL160737A NL81146C (forum.php) | 1951-04-23 | 1951-04-23 |
Country Status (3)
| Country | Link |
|---|---|
| ES (1) | ES199411A1 (forum.php) |
| GB (1) | GB708135A (forum.php) |
| NL (1) | NL81146C (forum.php) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114930697A (zh) * | 2020-01-07 | 2022-08-19 | 博马泰克管理股份公司 | 用于在电机中使用的具有一个或更多个凹槽的永磁体 |
-
1951
- 1951-04-23 NL NL160737A patent/NL81146C/xx active
- 1951-08-27 GB GB20140/51A patent/GB708135A/en not_active Expired
- 1951-08-31 ES ES0199411A patent/ES199411A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES199411A1 (es) | 1952-01-01 |
| GB708135A (en) | 1954-04-28 |