US Patent 10271967 Driving apparatus and driving method therefor

A driving apparatus including a base member, a first member rotatably provided on the base member, and a driver configured to rotate the first member around a rotation shaft. The driver further includes a vibrating plate including a piezoelectric body, and a driven member contacting with the vibrating plate. The driven member is configured to be driven in contact with the vibrating plate. Further, the first member is rotatable around the rotation shaft, the rotation shaft configured to be placed along an index finger metacarpal bone of a hand when the base member is placed on a back of the hand.