ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,274, issued on April 21, was assigned to Zhongshan Peili Technology Co. Ltd. (Zhongshan, China).
"Fuel pump flow passage structure" was invented by Chunlai Lai (Ruijin, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A novel fuel pumpflow channel passage structure, which comprises an adapter, an air vent valve and a sealing plug, wherein the adapter comprises a body, an input end and an output end; the input end is communicated with the output end through the body; both the input end and the output end have cylindrical inner wall surfaces roughly varying in axial diameters; the input end and the output end define an input pipeline and an outpu...