This paper proposes a new application for the rotary voice coil motor (VCM). In developing a low-cost ultrasound scanner for the developing world, an oscillating transducer is required to sweep over ...

This paper proposes a novel linear-rotary permanent-magnet actuator (LRPMA) with interlaced poles, which has the merit of using only 50% of the neodymium-iron-boron permanent magnets when compared ...