Maxon Precision Motors (Fall River, MA) offers EC 22 motors equipped with preloaded ball bearings and Neodymium permanent magnets. The motors feature low vibration and low noise levels, as well as a nominal torque of up to 44 mNm. They offer efficiency of more than 90%, and a 25% reduced speed/torque gradient. The motors are available with Hall sensors or sensorless and with up to four different windings. They may be combined with a variety of standard gearheads and the sterilizable planetary gearhead in a wide range of variations as well as servo amplifiers and positioning controllers.

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Medical Design Briefs Magazine

This article first appeared in the January, 2011 issue of Medical Design Briefs Magazine.

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