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...

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Bibliographic Details
Main Authors NEFF, Edward A, VU, Toan M, ZANIS, Reyhan
Format Patent
LanguageEnglish
French
Published 12.07.2018
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Summary: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. L'invention concerne un moteur électrique qui comprend un ensemble bobine comportant une pluralité de bobines qui peuvent être agencées sous la forme d'un cylindre. Le moteur comprend en outre un rotor comprenant une pluralité d'aimants externes configurés en tant que premier cylindre de Halbach entourant l'ensemble bobine. Un boîtier d'aimant externe du rotor est couplé à et entoure la pluralité d'aimants externes. Une pluralité d'aimants internes sont agencés en tant que second cylindre de Halbach, l'ensemble bobine étant interposé entre la pluralité d'aimants internes et la pluralité d'aimants externes. Un boîtier d'aimant interne est couplé à la pluralité d'aimants internes et entoure un arbre de sortie.
Bibliography:Application Number: WO2018US12223