MOTOR, ROBOT HAND, AND ROBOT

摘要

A motor including a driven unit; an actuator including a vibrating plate having, at an end thereof, a protrusion which is biased toward the driven unit and a piezoelectric body stacked on the vibrating plate; and a biasing unit biasing the actuator toward the driven unit, wherein an axis in a direction in which the biasing unit biases the actuator toward the driven unit intersects with a plane containing a vibrating surface of the vibrating plate.