ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,728,925, issued on Sept. 8, was assigned to GUANGDONG FUWA HEAVY INDUSTRIES Co. LTD. (Jiangmen, China).
"Sliding frame assembly for trailers" was invented by Zhiqiang Wu (Taishan City, China), Heng Zhang (Taishan City, China) and Binhuan Zhong (Taishan City, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a sliding frame assembly for trailers. The sliding frame assembly for trailers includes two longitudinal beams, a number of cross beams and a suspension system; the longitudinal beam includes a side wall, a top wall located at the top of the side wall, and a bottom wall located at the bottom of the side wall, wherein an opening is form...