Abstract: A powered hand truck comprises a vertically movable platform configured to raise and lower a weight of a full beer keg between a ground surface and a height of a truck loading surface. The powered hand truck may further comprise a motor configured to provide a force that enables the platform to be raised and lowered. A battery may be used to power the motor. In one embodiment, a chain and sprocket system may be used to transfer torque from the motor to a vertical force that enables controlled movement of the platform.

Abstract: A hand truck comprises a movable platform configured to lower a weight of a full beer keg to the ground from a height of a truck loading surface. The hand truck comprises a lowering mechanism comprising a controlled resistance device configured to lower the platform at a controlled rate. In one embodiment, the controlled resistance device comprises a plurality of springs and a pneumatic cylinder.