主权项 |
1. A conveying assembly comprising:
a plurality of modules including
a body having a top surface,a driven axle mounted to the body for conveyance therewith,a roller fixed to the driven axle, anda rotor fixed to the driven axle; and an electromagnet defining a gap through which the rotor is sized to pass, the electromagnet arranged to be selectively energized such that a magnetic field is produced through the gap, the electromagnet and the rotor configured such that an eddy current is formed in the rotor as the rotor passes through the gap to affect rotation of the driven axle. |