Kulicke and Soffa Industries, Inc.
LINEAR MOTORS AND WIRE BONDING MACHINES INCLUDING THE SAME

Abstract:

A linear motor is provided. The linear motor includes a moving magnet assembly including (i) a magnet track, (ii) a first plurality of permanent magnets coupled to the magnet track, and (iii) a second plurality of permanent magnets coupled to the magnet track and arranged below the first plurality of permanent magnets. The linear motor also includes a first coil assembly arranged above the moving magnet assembly. The first coil assembly includes a first plurality of teeth having first slots therebetween. The first coil assembly also includes a first plurality of coils at least partially disposed in at least a portion of the first slots. The linear motor also includes a second coil assembly arranged below the moving magnet assembly. The second coil assembly includes a second plurality of teeth having second slots therebetween. The second coil assembly includes a second plurality of coils at least partially disposed in at least a portion of the second slots.