ALEXANDRIA, Va., July 28 -- United States Patent no. 12,691,746, issued on July 28, was assigned to SANY AUTOMOBILE MANUFACTURING Co. LTD (Changsha, China).
"Hybrid power system and operation machinery" was invented by Tianming Chen (Changsha, China), Tao Tang (Changsha, China) and Yunming Huang (Changsha, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a hybrid power system and an operation machinery. The hybrid power system includes an engine, a power distribution device, and a double-shaft extension motor. An input end of the power distribution device is connected to the output end of the engine, a first power output end of the power distribution device is connected to one end of the dri...