Hayden_PancakeWEB.jpgHaydon Switch & Instrument, Inc. announced their Planetary Gear Train Pancake Motor , which is just 18.5 mm × 80 mm and built using a gear train that is built inside the rotor.  The motor is available with a 3.75° step angle, 4 to 1 gear ratio, and provides up to 120 oz inches of torque (85 Ncm). It is suitable for applications with limited space, requiring accurate positioning and high torque. 
Haydon Switch & Instrument, Inc.  
800-243-2715, www.hsi-inc.com