Motor

A motor includes a stator having a ring type structure and including a plurality of teeth protruding toward an inner surface of the stator and coils wound around the teeth; and a rotor including a core with a plurality of permanent magnets circumferentially magnetized inside the stator around a rota...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Hong Jung Pyo, Woo Joon Keun, Park Kang Il
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:A motor includes a stator having a ring type structure and including a plurality of teeth protruding toward an inner surface of the stator and coils wound around the teeth; and a rotor including a core with a plurality of permanent magnets circumferentially magnetized inside the stator around a rotation shaft and a non-magnetic member between the core and the rotation shaft, and the permanent magnet includes a protrusion protruding to the non-magnetic member. An area of the permanent magnet is increased by increasing a length of the permanent magnet so that a magnetic flux can be increased to increase a torque.