ALEXANDRIA, Va., March 17 -- United States Patent no. 12,576,470, issued on March 17, was assigned to C. & E. Fein GmbH (Schwaebisch Gmuend-Bargau, Germany).
"Electric hand tool" was invented by Horst Fahrner (Stuttgart, Germany) and Juergen Blickle (Goeppingen, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A handheld electric power tool, in particular an angle grinder, having a housing that comprises a first housing part and a second housing part, having an electric motor that is accommodated in the housing and drives a rotor shaft that is connected in a force-transmitting manner to an output unit accommodated in a gear head. A housing ring is provided that connects the first housing part to the se...