ALEXANDRIA, Va., March 26 -- United States Patent no. 12,257,603, issued on March 25.
"Agitating shaft with spacer rail" was invented by Albert Ben Currey (Phoenix).
According to the abstract* released by the U.S. Patent & Trademark Office: "An agitating shaft for use with an agitating screen of a mechanical screening bucket is provided. The agitating shaft may include a shaft member and a spacer rail. The spacer rail may include a base having a mounting surface that engages the shaft member, protrusions extending in a direction opposite the mounting surface, and recesses formed between the plurality of protrusions. The agitating shaft may also include first agitating discs, second agitating discs, and circular spacer discs. The first agi...