ALEXANDRIA, Va., June 17 -- United States Patent no. 12,311,517, issued on May 27, was assigned to Hilti AG (Schaan, Liechtenstein).
"Method for controlling and regulating a machine tool and handle for machine tool" was invented by Stefan Ringler (Schwabmuehlhausen, Germany), Ehsan Mahdizadeh (Kaufering, Germany) and Steffen Geiger (Munich).
According to the abstract* released by the U.S. Patent & Trademark Office: "Method for the open-loop and closed-loop control of a power tool, in particular a chipping hammer, having a drive, a control device, a sensor device, a transmission device and a handle apparatus, wherein the handle apparatus contains a lever element with a signal transmitter, said lever element being pivotable relative to the ...