Patent ID: 7264226

Claim:
An apparatus for moveably supporting a workpiece above a support surface, comprising: a primary support configured to engage the support surface; a secondary support moveably coupled to the primary support, the secondary support including a cradle member configured to engage the workpiece; a drive assembly operatively coupled to the secondary support and configured to move the secondary support relative to the primary support in at least one of a first direction away from the support surface and in a second direction toward the support surface; and a control device remotely positionable with respect to the drive assembly and operatively coupled to the drive assembly, the control device being configured to transmit at least one of a first control signal to the drive assembly to move the secondary support in the first direction and a second control signal to the drive assembly to move the secondary support in the second direction, wherein the control device includes a transmitter and the drive assembly includes a receiver, the transmitter being configured to the transmit at least one of an electromagnetic control signal and an acoustic control signal to the drive assembly and the receiver being configured to the receive the at least one control signal.