VERTICAL VIBRATION TRAINING MACHINE HAVING POSITION SENSOR

摘要

A vertical vibration training machine includes a vibrating plate; a driving unit for vibrating the vibrating plate; a position sensor for detecting position information of the vibrating plate; and a control unit for applying a driving current to the driving unit based on the position information, wherein the position sensor includes a light emitting part and a light receiving part, the light emitting part radiates light to the vibrating plate, the light receiving part measures the amount of light reflected from the vibrating plate, and the position sensor detects the position information based on the measured amount of light.