ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,429,131, issued on Sept. 30, was assigned to Hitachi Construction Machinery Co. Ltd. (Tokyo).
"Traveling device for wheeled vehicle" was invented by Akinori Kondo (Tsukuba, Japan), Takeshi Shinohara (Hitachinaka, Japan), Hiroki Yamamoto (Kashiwa, Japan), Daisuke Takeshita (Tsuchiura, Japan), Yuutarou Iwabuchi (Ushiku, Japan) and Takahiro Sato (Ibaraki, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A traveling device (11) is provided with a cylindrical spindle (12), a rotation shaft (14) that is disposed on an inner peripheral side of the spindle (12) and is rotated by a traveling motor (13), a wheel attaching cylinder (16) that is rotatably disp...