ALEXANDRIA, Va., July 16 -- United States Patent no. 12,668,948, issued on June 30, was assigned to LIEBHERR-WERK TELFS GMBH (Telfs, Austria).
"Mobile working machine" was invented by Andreas Abenthung (Oberperfuss, Austria) and David Lindenthaler (Hatting, Austria).
According to the abstract* released by the U.S. Patent & Trademark Office: "The disclosure relates to a mobile working machine, in particular a bulldozer or crawler loader, comprising a hydraulic system for providing a working function of the working machine, which comprises a hydraulic tank and at least one hydraulic pump, and an electric drive system with an electric motor for driving the hydraulic pump. According to the disclosure, the hydraulic pump is arranged inside the...