Patent ID: 7448054

Claim:
An apparatus for clamping a disk, comprising: a clamper, having a first cushion member disposed on a bottom side of the clamper, and an opening disposed on the bottom side of the clamper, wherein a fixed end of the first cushion member is connected to an inner wall of the opening, and a free end of the first cushion member projects from the opening and is swayably movable around the opening; and a turntable, movably disposed relative to the clamper thereby clamping the disk between the turntable and the clamper; wherein when the turntable is moved toward the bottom side of the clamper, one of the turntable and the disk touches the first cushion member first and then the clamper attaches to the turntable tightly for clamping the disk between the clamper and the turntable; wherein the first cushion member is moved vertically when one of the turntable and the disk touches the first cushion member.