ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,442,260, issued on Oct. 14, was assigned to Hainan Zhuodian High Tech Development Co. Ltd. (Haikou, China).
"Piling machine and cast-in-place pile" was invented by Ying Peng (Haikou, China), Guijiao Peng (Haikou, China), Huayuan Li (Haikou, China), Songbin Chen (Haikou, China), Haitong Chen (Haikou, China) and Yanji Tan (Haikou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A piling machine includes a portal frame, a pile frame platform, a moving assembly, and a lifting assembly. The portal frame is erected at one side of the pile frame platform, and a power head is installed on the portal frame. A loading zone is located at the pile frame platfo...