ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,447,647, issued on Oct. 21.
"Gunite feed wheel" was invented by Brooks Strong (Houston).
According to the abstract* released by the U.S. Patent & Trademark Office: "A feed wheel is provided that includes a body, a plurality of material ports formed in the body, and a plurality of outer pressure ports formed in the body. The body is operable to rotate about a central axis. The material ports are operable to receive material. The outer pressure ports are positioned radially outward in relation to the material ports. Each of the outer pressure ports is operable to receive pressurized gas when in registration with a pneumatic supply as the body rotates about the central axis. Each of the...