Axial motor
AssigneeJahwa Electronics Co., Ltd.
InventorSun Tae KIM
Life of this patent
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Abstract
An axial motor includes a plurality of stators arranged in an axial direction, each stator including a plurality of coil assemblies arranged along a circumferential direction intersecting the axial direction, a rotor disposed between the stators, and a shaft extending in the axial direction and penetrating the stators and the rotor, wherein the rotor includes a coupling structure including a core coupled to the shaft and a plurality of bars extending from the core and arranged along the circumferential direction, and a plurality of magnet assemblies disposed between adjacent bars, each magnet assembly including a plurality of first magnets arranged in the axial direction and a second magnet disposed between the first magnets, wherein side surfaces of the second magnet may be exposed to the outside from the first magnets.
Claims14
An axial motor comprising:
- a plurality of stators arranged in an axial direction, each of the plurality of stators comprising a plurality of coil assemblies arranged along a circumferential direction intersecting the axial direction;
- a rotor disposed between the plurality of stators;
- and
- a shaft extending in the axial direction and penetrating the plurality of stators and the rotor,
- wherein the rotor comprises:
- a coupling structure comprising a core coupled to the shaft;
- and
- a plurality of magnet assemblies coupled to the coupling structure and arranged along the circumferential direction, each of the plurality of magnet assemblies comprising a plurality of first magnets arranged in the axial direction and a plurality of second magnets disposed between the plurality of first magnets,
- wherein side surfaces of each of the plurality of second magnets are exposed to an outside from the plurality of first magnets.
An axial motor comprising:
- a plurality of stators spaced apart from each other in an axial direction, each of the plurality of stators comprising a plurality of coil assemblies arranged along a circumferential direction intersecting the axial direction;
- a shaft extending in the axial direction and coupled to the plurality of stators;
- and
- a rotor coupled to the shaft and disposed between the plurality of stators,
- wherein the rotor comprises:
- a coupling structure coupled to the shaft;
- and
- a plurality of magnet assemblies coupled to the coupling structure and arranged along the circumferential direction, each of the plurality of magnet assemblies comprising a plurality of first magnets arranged in the axial direction and a second magnet disposed between the plurality of first magnets,
- wherein an area of the second magnet is greater than an area of each of the plurality of first magnets when viewed in the axial direction.
Dependencies are inferred from the claim text.