Beyer - Swimming Boom Excavator

The boom excavator is used for small to medium-sized sand and gravel deposits.  The boom system consists of a rocking boom, which is constructed on a closed pontoon system. There is also a fixed wind on the pontoon. The holding and closing ropes coming from the winch run, on which the gripper is mounted either as a hydraulic motor gripper or as a rope gripper. The gripper works in an excavator hole within the pontoon system.