ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,410,578, issued on Sept. 9, was assigned to Kubota Corp. (Osaka, Japan).
"Working machine" was invented by Hiroshi Horii (Sakai, Japan), Hiroya Mori (Sakai, Japan) and Atsushi Matsumoto (Sakai, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A working machine, in which a detection device for detecting a swing position of a supported member is prevented from being damaged, includes a support member pivotally supporting the supported member via a pivot, and a cylinder telescopically moved by extension and contraction movement of its piston rod with respect to its cylinder tube by hydraulic fluid flowing through a fluid passage formed in the piston r...