MOTOR INCLUDING FLEXIBLE PRINTED CIRCUIT BOARD STATOR

摘要

A motor having a compact and lightweight design may include a stator provided by a flexible printed circuit (flex circuit). The flex circuit may include a plurality of etched windings that provide coils for a plurality of motor phases. A printed circuit board of the motor may provide various device functions such as electrical commutation. The motor may be used in various applications such as a cooling fan for device electronics and gyroscopic applications.

主权项

1. An electric motor, comprising:
a motor stator comprising a flexible printed circuit, wherein the flexible printed circuit comprises a plurality of coils; a motor rotor comprising a plurality of permanent magnets, wherein the motor rotor is spaced apart from the flexible printed circuit; and a power signal connected to the plurality of coils and configured to power the plurality of coils, wherein the electric motor is configured to rotate the motor rotor around the motor stator during application of power to the plurality of coils.