ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,510,134, issued on Dec. 30, was assigned to Deere & Co. (Moline, Ill.).

"Gearbox assembly with axially adjustable bevel gear" was invented by Daniel Vergara Martinez (Torrejon de Ardoz, Spain) and Javier Jose Perez Ramirez (Pinto, Spain).

According to the abstract* released by the U.S. Patent & Trademark Office: "A gearbox assembly including a gearbox housing in which a first shaft with a first bevel gear and a second shaft with a second bevel gear are rotatably mounted, the first and second shafts enclosing an angle to each other, the first shaft being supported in a quill equipped with an external thread which interacts with an internal thread of the gearbox housing so that an axia...