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H01F 1/00
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties |
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H01F 1/01
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials |
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H01F 1/03
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity |
|
H01F 1/04
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys |
|
H01F 1/06
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder |
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H01F 1/08
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together |
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H01F 1/09
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metallic particles having oxide skin |
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H01F 1/10
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites |
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H01F 1/11
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites in the form of particles |
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H01F 1/12
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials |
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H01F 1/14
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys |
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H01F 1/16
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of sheets |
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H01F 1/18
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of sheets with insulating coating |
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H01F 1/20
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder |
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H01F 1/22
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together |
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H01F 1/24
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated |
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H01F 1/26
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated by macromolecular organic substances |
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H01F 1/28
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder dispersed or suspended in a bonding agent |
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H01F 1/032
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials |
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H01F 1/33
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metallic particles having oxide skin |
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H01F 1/34
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites |
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H01F 1/36
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites in the form of particles |
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H01F 1/37
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites in the form of particles in a bonding agent |
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H01F 1/38
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites amorphous, e.g. amorphous oxides |
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H01F 1/40
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials of magnetic semiconductor materials, e.g. CdCr2S4 |
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H01F 1/42
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of organic or organo-metallic materials |
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H01F 1/44
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids |
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H01F 1/047
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Alloys characterised by their composition |
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H01F 1/053
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Alloys characterised by their composition containing rare earth metals |
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H01F 1/055
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Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 |
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H01F 1/057
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Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B |
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H01F 1/058
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Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IVa elements, e.g. Gd2Fe14C |
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H01F 1/059
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Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and Va elements, e.g. Sm2Fe17N2 |
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H01F 1/113
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Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites in the form of particles in a bonding agent |
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H01F 1/117
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Flexible bodies |
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H01F 1/147
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Alloys characterised by their composition |
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H01F 1/153
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Amorphous metallic alloys, e.g. glassy metals |
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H01F 1/375
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Flexible bodies |
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H01F 3/00
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Cores, yokes or armatures |
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H01F 3/02
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Cores, yokes or armatures made from sheets |
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H01F 3/04
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Cores, yokes or armatures made from strips or ribbons |
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H01F 3/06
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Cores, yokes or armatures made from wires |
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H01F 3/08
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Cores, yokes or armatures made from powder |
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H01F 3/10
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Composite arrangements of magnetic circuits |
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H01F 3/12
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Magnetic shunt paths |
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H01F 3/14
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Constrictions; Gaps, e.g. air-gaps |
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H01F 5/00
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Coils |
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H01F 5/02
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Coils wound on non-magnetic supports, e.g. formers |
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H01F 5/04
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Arrangements of electric connections to coils, e.g. leads |
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H01F 5/06
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Insulation of windings |
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H01F 6/00
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Superconducting magnets; Superconducting coils |
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H01F 6/02
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Quenching; Protection arrangements during quenching |
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H01F 6/04
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Cooling |
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H01F 6/06
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Coils, e.g. winding, insulating, terminating or casing arrangements therefor |
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H01F 7/00
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Magnets |
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H01F 7/02
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Permanent magnets |
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H01F 7/04
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Means for releasing the attractive force |
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H01F 7/06
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Electromagnets; Actuators including electromagnets |
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H01F 7/08
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Electromagnets; Actuators including electromagnets with armatures |
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H01F 7/10
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Electromagnets; Actuators including electromagnets with armatures specially adapted for ac |
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H01F 7/11
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Electromagnets; Actuators including electromagnets with armatures specially adapted for ac reducing or eliminating the effects of eddy currents |
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H01F 7/12
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Electromagnets; Actuators including electromagnets with armatures specially adapted for ac having anti-chattering arrangements |
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H01F 7/13
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Electromagnets; Actuators including electromagnets with armatures characterised by pulling-force characteristic |
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H01F 7/14
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Pivoting armatures |
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H01F 7/16
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Rectilinearly-movable armatures |
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H01F 7/17
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Pivoting and rectilinearly-movable armatures |
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H01F 7/18
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Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings |
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H01F 7/20
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Electromagnets; Actuators including electromagnets without armatures |
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H01F 7/121
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Guiding or setting position of armatures, e.g. retaining armatures in their end position |
|
H01F 7/122
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Guiding or setting position of armatures, e.g. retaining armatures in their end position by permanent magnet |
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H01F 7/123
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Guiding or setting position of armatures, e.g. retaining armatures in their end position by ancillary coil |
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H01F 7/124
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Guiding or setting position of armatures, e.g. retaining armatures in their end position by mechanical latch, e.g. detent |
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H01F 7/126
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Supporting or mounting |
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H01F 7/127
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Assembling |
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H01F 7/128
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Encapsulating, encasing or sealing |
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H01F 7/129
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Encapsulating, encasing or sealing of armatures |
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H01F 10/00
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Thin magnetic films, e.g. of one-domain structure |
|
H01F 10/06
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Thin magnetic films, e.g. of one-domain structure characterised by the coupling or physical contact with connecting or interacting conductors |
|
H01F 10/08
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Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers |
|
H01F 10/10
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Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition |
|
H01F 10/12
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Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys |
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H01F 10/13
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Amorphous metallic alloys, e.g. glassy metals |
|
H01F 10/14
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Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys containing iron or nickel |
|
H01F 10/16
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Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys containing cobalt |
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H01F 10/18
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Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being compounds |
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H01F 10/20
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Ferrites |
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H01F 10/22
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Orthoferrites |
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H01F 10/24
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Garnets |
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H01F 10/26
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Thin magnetic films, e.g. of one-domain structure characterised by the substrate or intermediate layers |
|
H01F 10/28
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Thin magnetic films, e.g. of one-domain structure characterised by the substrate or intermediate layers characterised by the composition of the substrate |
|
H01F 10/30
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Thin magnetic films, e.g. of one-domain structure characterised by the substrate or intermediate layers characterised by the composition of intermediate layers |
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H01F 10/32
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Spin-exchange-coupled multilayers, e.g. nanostructured superlattices |
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H01F 10/187
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Amorphous compounds |
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H01F 10/193
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Magnetic semiconductor compounds |
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H01F 13/00
|
Apparatus or processes for magnetising or demagnetising |
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H01F 17/00
|
Fixed inductances of the signal type |
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H01F 17/02
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Fixed inductances of the signal type without magnetic core |
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H01F 17/03
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Fixed inductances of the signal type without magnetic core with ceramic former |
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H01F 17/04
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Fixed inductances of the signal type with magnetic core |
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H01F 17/06
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Fixed inductances of the signal type with magnetic core with core substantially closed in itself, e.g. toroid |
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H01F 17/08
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Loading coils for telecommunication circuits |
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H01F 19/00
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Fixed transformers or mutual inductances of the signal type |
|
H01F 19/02
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Audio-frequency transformers or mutual inductances, i.e. not suitable for handling frequencies considerably beyond the audio range |
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H01F 19/04
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Transformers or mutual inductances suitable for handling frequencies considerably beyond the audio range |
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H01F 19/06
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Broad-band transformers, e.g. suitable for handling frequencies well down into the audio range |
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H01F 19/08
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Transformers having magnetic bias, e.g. for handling pulses |
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H01F 21/00
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Variable inductances or transformers of the signal type |
|
H01F 21/02
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Variable inductances or transformers of the signal type continuously variable, e.g. variometers |
|
H01F 21/04
|
Variable inductances or transformers of the signal type continuously variable, e.g. variometers by relative movement of turns or parts of windings |
|
H01F 21/06
|
Variable inductances or transformers of the signal type continuously variable, e.g. variometers by movement of core or part of core relative to the windings as a whole |
|
H01F 21/08
|
Variable inductances or transformers of the signal type continuously variable, e.g. variometers by varying the permeability of the core, e.g. by varying magnetic bias |
|
H01F 21/10
|
Variable inductances or transformers of the signal type continuously variable, e.g. variometers by means of a movable shield |
|
H01F 21/12
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Variable inductances or transformers of the signal type discontinuously variable, e.g. tapped |
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H01F 27/00
|
MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES - Details of transformers or inductances, in general |
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H01F 27/02
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Casings |
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H01F 27/04
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Leading of conductors or axles through casings, e.g. for tap-changing arrangements |
|
H01F 27/06
|
Mounting, supporting, or suspending transformers, reactors, or choke coils |
|
H01F 27/08
|
Cooling; Ventilating |
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H01F 27/10
|
Liquid cooling |
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H01F 27/12
|
Oil cooling |
|
H01F 27/14
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Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling |
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H01F 27/16
|
Water cooling |
|
H01F 27/18
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Liquid cooling by evaporating liquids |
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H01F 27/20
|
Cooling by special gases or non-ambient air |
|
H01F 27/22
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Cooling by heat conduction through solid or powdered fillings |
|
H01F 27/23
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Corrosion protection |
|
H01F 27/24
|
Magnetic cores |
|
H01F 27/25
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Magnetic cores made from strips or ribbons |
|
H01F 27/26
|
Fastening parts of the core together; Fastening or mounting the core on casing or support |
|
H01F 27/28
|
Coils; Windings; Conductive connections |
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H01F 27/29
|
Terminals; Tapping arrangements |
|
H01F 27/30
|
Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support |
|
H01F 27/32
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Insulating of coils, windings, or parts thereof |
|
H01F 27/33
|
Arrangements for noise damping |
|
H01F 27/34
|
Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields |
|
H01F 27/36
|
Electric or magnetic shields or screens |
|
H01F 27/38
|
Auxiliary core members; Auxiliary coils or windings |
|
H01F 27/40
|
Structural association with built-in electric component, e.g. fuse |
|
H01F 27/42
|
Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors or choke coils |
|
H01F 27/245
|
Magnetic cores made from sheets, e.g. grain-oriented |
|
H01F 27/255
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Magnetic cores made from particles |
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H01F 29/00
|
Variable transformers or inductances not covered by group |
|
H01F 29/02
|
Variable transformers or inductances not covered by group with provision for rearrangement or interconnection of windings |
|
H01F 29/04
|
Variable transformers or inductances not covered by group with provision for rearrangement or interconnection of windings having provision for tap-changing without interrupting the load current |
|
H01F 29/06
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Variable transformers or inductances not covered by group with current collector gliding or rolling on or along winding |
|
H01F 29/08
|
Variable transformers or inductances not covered by group with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators |
|
H01F 29/10
|
Variable transformers or inductances not covered by group with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators having movable part of magnetic circuit |
|
H01F 29/12
|
Variable transformers or inductances not covered by group with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators having movable shield |
|
H01F 29/14
|
Variable transformers or inductances not covered by group with variable magnetic bias |
|
H01F 30/00
|
Fixed transformers not covered by group |
|
H01F 30/02
|
Auto-transformers |
|
H01F 30/04
|
Fixed transformers not covered by group having two or more secondary windings, each supplying a separate load, e.g. for radio set power supplies |
|
H01F 30/06
|
Fixed transformers not covered by group characterised by the structure |
|
H01F 30/08
|
Fixed transformers not covered by group characterised by the structure without magnetic core |
|
H01F 30/10
|
Single-phase transformers |
|
H01F 30/12
|
Two-phase, three-phase or polyphase transformers |
|
H01F 30/14
|
Two-phase, three-phase or polyphase transformers for changing the number of phases |
|
H01F 30/16
|
Toroidal transformers |
|
H01F 36/00
|
Transformers with superconductive windings or with windings operating at cryogenic temperatures |
|
H01F 37/00
|
Fixed inductances not covered by group |
|
H01F 38/00
|
Adaptations of transformers or inductances for specific applications or functions |
|
H01F 38/02
|
Adaptations of transformers or inductances for specific applications or functions for non-linear operation |
|
H01F 38/04
|
Adaptations of transformers or inductances for specific applications or functions for non-linear operation for frequency changing |
|
H01F 38/06
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Adaptations of transformers or inductances for specific applications or functions for non-linear operation for changing the wave shape |
|
H01F 38/08
|
High-leakage transformers or inductances |
|
H01F 38/10
|
Ballasts, e.g. for discharge lamps |
|
H01F 38/12
|
Ignition, e.g. for IC engines |
|
H01F 38/14
|
Inductive couplings |
|
H01F 38/16
|
Cascade transformers, e.g. for use with extra high tension |
|
H01F 38/18
|
Rotary transformers |
|
H01F 38/20
|
Instrument transformers |
|
H01F 38/22
|
Instrument transformers for single phase ac |
|
H01F 38/24
|
Voltage transformers |
|
H01F 38/26
|
Constructions |
|
H01F 38/28
|
Current transformers |
|
H01F 38/30
|
Constructions |
|
H01F 38/32
|
Circuit arrangements |
|
H01F 38/34
|
Combined voltage and current transformers |
|
H01F 38/36
|
Constructions |
|
H01F 38/38
|
Instrument transformers for polyphase ac |
|
H01F 38/40
|
Instrument transformers for dc |
|
H01F 38/42
|
Flyback transformers |
|
H01F 41/00
|
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 |
|
H01F 41/02
|
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 |
|
H01F 41/04
|
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 for manufacturing coils |
|
H01F 41/06
|
Coil winding |
|
H01F 41/07
|
Twisting |
|
H01F 41/08
|
Winding conductors onto closed formers or cores, e.g. threading conductors through toroidal cores |
|
H01F 41/09
|
Winding machines having two or more work holders or formers |
|
H01F 41/10
|
Connecting leads to windings |
|
H01F 41/12
|
Insulating of windings |
|
H01F 41/14
|
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 applying magnetic films to substrates |
|
H01F 41/16
|
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 applying magnetic films to substrates the magnetic material being applied in the form of particles, e.g. by serigraphy |
|
H01F 41/18
|
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 applying magnetic films to substrates by cathode sputtering |
|
H01F 41/20
|
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 applying magnetic films to substrates by evaporation |
|
H01F 41/22
|
Heat treatment; Thermal decomposition; Chemical vapour deposition |
|
H01F 41/24
|
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 applying magnetic films to substrates from liquids |
|
H01F 41/26
|
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 applying magnetic films to substrates from liquids using electric currents |
|
H01F 41/28
|
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 applying magnetic films to substrates from liquids by liquid phase epitaxy |
|
H01F 41/30
|
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 applying magnetic films to substrates for applying nanostructures, e.g. by molecular beam epitaxy (MBE) |
|
H01F 41/32
|
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 applying conductive, insulating or magnetic material on a magnetic film |
|
H01F 41/34
|
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 applying conductive, insulating or magnetic material on a magnetic film in patterns, e.g. by lithography |
|
H01F 41/061
|
Winding flat conductive wires or sheets |
|
H01F 41/063
|
Winding flat conductive wires or sheets with insulation |
|
H01F 41/064
|
Winding non-flat conductive wires, e.g. rods, cables or cords |
|
H01F 41/066
|
Winding non-flat conductive wires, e.g. rods, cables or cords with insulation |
|
H01F 41/068
|
Winding non-flat conductive wires, e.g. rods, cables or cords with insulation in the form of strip material |
|
H01F 41/069
|
Winding two or more wires, e.g. bifilar winding |
|
H01F 41/071
|
Winding coils of special form |
|
H01F 41/073
|
Winding onto elongate formers |
|
H01F 41/074
|
Winding flat coils |
|
H01F 41/076
|
Forming taps or terminals while winding, e.g. by wrapping or soldering the wire onto pins, or by directly forming terminals from the wire |
|
H01F 41/077
|
Deforming the cross section or shape of the winding material while winding |
|
H01F 41/079
|
Measuring electrical characteristics while winding |
|
H01F 41/082
|
Devices for guiding or positioning the winding material on the former |
|
H01F 41/084
|
Devices for guiding or positioning the winding material on the former for forming pancake coils |
|
H01F 41/086
|
Devices for guiding or positioning the winding material on the former in a special configuration on the former, e.g. orthocyclic coils or open mesh coils |
|
H01F 41/088
|
Devices for guiding or positioning the winding material on the former using revolving flyers |
|
H01F 41/092
|
Turrets; Turntables |
|
H01F 41/094
|
Tensioning or braking devices |
|
H01F 41/096
|
Dispensing or feeding devices |
|
H01F 41/098
|
Mandrels; Formers |
