US Patent 11617934 Auto feed hockey puck passing mechanism

A device for automatically launching hockey pucks includes a vertical holder, a throwing arm, a spring, and a base. The vertical holder is configured to hold a plurality of hockey pucks therein. The throwing arm is positioned underneath the vertical holder and configured to rotate. The spring is connected to the rotating throwing arm and configured to accelerate the rotation of the arm so as to launch a hockey puck of the plurality of hockey pucks off of the arm at a rate of 10-40 mph. The base is configured to support the vertical holder, the throwing arm, and the spring such that the hockey puck is launched substantially horizontally.