ALEXANDRIA, Va., March 19 -- United States Patent no. 12,251,825, issued on March 18, was assigned to BROKK AKTIEBOLAG (Skelleftea, Sweden).

"Demolition robot with control and monitoring function to avoid thermal damage to a motor comprised in the demolition robot" was invented by Johan Grahn (Skelleftehamn, Sweden).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a demolition robot (1), comprising a cable (12) intended to be connected to an electric network to power a motor (21), a pump (22) that is powered by the electric motor for generating a hydraulic flow to consumers (13), wherein the motor (21) is activable at varying thermal load values (PT), depending on the current consumer's...