Manual input device

Four projections abutting respectively against the corner formed by side surfaces on the side surfaces of the end portion of a motor on the side opposite from an output shaft and the periphery thereof, the corner formed by side surfaces and the periphery thereof, the corner of the motor formed by side surfaces and the periphery thereof, and the corner of the motor formed by side surfaces and the periphery thereof are provided on the side plates of a motor holder, so that the motor stored in the motor holder can be pivoted about the projections.