HIGH-TORQUE, LOW-CURRENT BRUSHLESS MOTOR

An electric motor including a coil assembly having a plurality of coils which may be arranged in the shape of a cylinder. The motor further includes a rotor including a plurality of outer magnets configured as a first Halbach cylinder surrounding the coil assembly. An outer magnet housing of the rot...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Zanis, Reyhan, Neff, Edward A, Vu, Toan M
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:An electric motor including a coil assembly having a plurality of coils which may be arranged in the shape of a cylinder. The motor further includes a rotor including a plurality of outer magnets configured as a first Halbach cylinder surrounding the coil assembly. An outer magnet housing of the rotor is coupled to and surrounds the plurality of outer magnets. A plurality of inner magnets are arranged as a second Halbach cylinder with the coil assembly being interposed between the plurality of inner magnets and the plurality of outer magnets. An inner magnet housing is coupled to the plurality of inner magnets and surrounds an output shaft.