Patent ID: 8711496

Claim:
A magnetic levitation motor, comprising: a fastening unit comprising: a fixing frame comprising a lower plate and four guiding poles extending upward from corners of the lower plate; and a first magnet assembly comprising four first magnets supported on the lower plate, and each of the first magnets positioned between two adjacent guiding poles; a moving unit comprising: a moving barrel comprising a top surface, a bottom surface opposite to the top surface, and an outer surface connected between the top surface and the bottom surface, the moving barrel defining four notches at four corners thereof, each notch running through the top surface and the bottom surface, the moving barrel defining a receiving recess on the outer surface; each of the guiding poles received in a respective one of the notches; and a second magnet assembly comprising four second magnets received in the receiving recess, the first magnets positioned above the second magnets along an optical axis of the magnetic levitation motor.