Device for feeding material into work performing machines

摘要

A device used for presses, shears, punching equipment and the like having a central shaft, radially actuated pistons, and two bilateral portions for distributing the drive fluid of the central shaft and for locking the shaft in work sequence, the first bilateral portion for fluid distribution having a rotary body with two ducts for input and output of pressurized fluid and for actuating said pistons, the second bilateral portion having stoppage means for locking the shaft.