DISPLAY SYSTEM

摘要

A display for a shelving unit of the type having a bay defined in part by lower and upper horizontal supports that comprises a first rail mounted on the lower horizontal support and a second rail mounted on the upper horizontal support. A body is disposed between the first and second rails. The body is in free moving contact with the first rail and the second rail such that the body is freely movable along the length of the rails. The body supports a user interface device. The display of the invention may be used where the user interface controls the functions of a co-located machine.