US Patent Issued to Deere & Co. on July 21 for "Greaseless gauge wheel arm assembly" (Iowa Inventor)

ALEXANDRIA, Va., July 21 -- United States Patent no. 12,685,242, issued on July 21, was assigned to Deere & Co. (Moline, Ill.).

"Greaseless gauge wheel arm assembly" was invented by Robert W. Martin (Davenport, Iowa).

According to the abstract* released by the U.S. Patent & Trademark Office: "A pivot arm assembly for an agricultural machine. The pivot arm assembly has a pivot arm having a bushing block on a first end and configured to be coupled to a gauge wheel on a second end, a lateral positioning member configured to be selectively coupled to the bushing block to provide lateral adjustment of the pivot arm, a through bolt configured to selectively couple the lateral positioning member to a frame, and a friction reducing member positio...