ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,812, issued on June 17, was assigned to TOYO AUTOMATION Co. LTD. (Tainan, Taiwan).
"Actuator device" was invented by Kun-Cheng Tseng (Tainan, Taiwan) and Ming-Chi Su (Tainan, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An actuator device includes a base body that defines a receiving space. A first end subunit has a ventilation hole, a first oil injection hole, and a first oil injection nozzle extending from the first oil injection hole into the receiving space. A second end subunit is connected to the base body. A sliding unit is slidable relative to the base body, and has a slide table, a nut seat connected to the slide table, and a conne...