ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,770, issued on June 23.
"Foldable demolition hammer trolley" was invented by Xuong Tran (West Covina, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a foldable demolition hammer trolley designed for floor removal operations. It comprises a first frame with a main rod, a moving assembly, and a pedal assembly. The moving assembly, located at the main rod's bottom end, includes a fixed axle and wheels. One side of a connecting part of the pedal assembly connects pivotally to the fixed axle and the other side is fixedly to a pedal pad. The second frame is pivotally attached to the first frame and includes a support ...