ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,414,540, issued on Sept. 16, was assigned to SHENZHEN LIBRO TECHNOLOGY Co. LTD. (Shenzhen, China).
"Feeder" was invented by Zhihai Xiao (Shenzhen, China) and Chao Yan (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A feeder for food storage which includes a mount provided with a food outlet hole and a door assembly. The door assembly includes a door panel with a movable side and a fixed side which is configured to close or open the food outlet hole; a rotating shaft; and a pressing member. The fixed side of the door panel is fixedly connected to the rotating shaft, the rotating shaft is rotatably connected to the mount, and the movable ...