US Patent Issued to The Charles Machine Works on July 1 for "Bearing retention for vacuum tank linkage" (Oklahoma Inventor)

ALEXANDRIA, Va., July 3 -- United States Patent no. 12,344,465, issued on July 1, was assigned to The Charles Machine Works Inc. (Perry, Okla.).

"Bearing retention for vacuum tank linkage" was invented by Lance D. Littlewood (Edmond, Okla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A bearing assembly for a door linkage. The bearing assembly is placed about a shaft which runs through a central opening in an arm, and the arm rotates about the shaft. The bearing assembly comprises a central composition bushing, a boss which is rotationally locked with the arm, and a plate. The central opening is large enough such that all the elements of the bearing assembly can be removed without disassembling the arm. The...