Boom Positioning for Grapple Truck

The rotary actuator used in these knuckleboom loaders provides motion control and rotational motion with high torque in a compact space.  This is an SS style rotary vane actuator.  These grapple trucks were originally designed for bulk citrus handling.  Since the 70's they have also been used for bulky trash. For more information about these specialized vehicles click here Petersen Industries.  For more information about SS actuators, click here.