Patent ID: 8776962

Claim:
An electromagnetic suspension system with a linear motor, comprising: an outer tube in a shape of a cylinder, one end of which is closed, the outer tube having a magnet at an inner periphery thereof; a hollow first rod movably inserted in the outer tube, one end of the first rod extending out of the outer tube, the first rod having an armature around an outer periphery of an other end thereof; and a second rod having one end slidably fitted to an inner periphery of the first rod, an other end of the second rod being secured to a bottom of the outer tube; wherein a gap is defined between an inner periphery of the one end of the first rod and an outer periphery of the second rod, wiring is disposed in the gap, a one end of the wiring is connected to the armature, and an opposite end of the wiring extends to an outside of the first rod.