ALEXANDRIA, Va., June 17 -- United States Patent no. 12,312,766, issued on May 27, was assigned to Kubota Corp. (Osaka, Japan).

"Fan structure and work vehicle" was invented by Taketo Kimura (Sakai, Japan) and Motoshi Suma (Sakai, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A fan structure is provided with a fan, a fan support, a base, and a motor. The fan is provided with a rotational shaft rotatable about a rotational shaft, and a blade coupled to the rotational shaft to rotate about the rotational axis together with the rotational shaft. The fan support rotatably supports the rotational shaft. The base slidably supports the fan support so as to be slidable in the sliding direction. The motor incl...