One type, linear shaft motors, consists of stationary, cylindrically wound coils and a smooth, nonferrous moving rod; inside the latter is a series of rare earth-iron-boron (NIB) permanent magnets ...

Testing, 1, 2, 3 One area where moving-magnet motors are already making an impact is test instruments. The motors are bridging the gap between traditional servo-hydraulic and DMTA technologies.

The compact WaferMax Z offers direct position feedback with a high-accuracy encoder in its non-contact linear motor drive. It uses cross-roller-style bearing elements mounted on a base and wedge ...