Patent ID: 7757245

Claim:
A turntable coupled with a motor, the turntable comprising: a table on which a rotating body is mountable; a hollow formed in a lower surface of the table, the hollow having an inner side wall, an outer side wall, and an upper surface, the outer side wall including an inner cylindrical surface, wherein a corner portion between the upper surface of the hollow and the inner cylindrical surface of the outer side wall is rounded; a ball inserted into the hollow; and a ball cover covering an opening of the hollow at the lower surface of the table, the ball cover being a separate member from the table, wherein the ball cover is disposed under the ball, wherein all portions of the inner cylindrical surface of the outer side wall slant inwards toward a center axis of the turntable as the inner cylindrical surface travels downwards toward the ball cover, wherein a lower end of the inner cylindrical surface of the outer side wall terminates at the ball cover.