ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,480,482, issued on Nov. 25, was assigned to Milwaukee Electric Tool Corp. (Brookfield, Wis.).
"Balanced pump-axial piston pump" was invented by Deep Atkare (Brookfield, Wis.) and James O. Myrhum Jr. (West Bend, Wis.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A balanced pump-axial piston pump for a hydraulic tool. The balanced pump-axial piston pump includes a camshaft, cam followers, a lift block, a spring, a pump piston, a piston chamber, and a manifold. Rotation of the camshaft drives radial movement of the cam followers at the same time. The radial movement of the cam followers make the lift block move linearly along the axis of the hydraulic too...