MACHINE TOOL GANTRIES

摘要

For use in a machine tool having a fixed bed, a movable gantry comprising first and second side members and a beam. The beam is fixed at one end to said first side member and is adapted for slideable engagement with said second side member whereby the same may be moved relatively with respect to said second side member in a direction perpendicular to the direction of movement of the gantry during machine tool operation.