ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,773,766, issued on Oct. 27, was assigned to MILWAUKEE ELECTRIC TOOL Corp. (Brookfield, Wis.).
"Gas spring-powered fastener driver" was invented by Alex J. Brasel (Greenfield, Wis.) and Garrett C. Waldron (Wauwatosa, Wis.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A gas spring-powered fastener driver includes a cylinder configured to contain a pressurized gas therein, a piston disposed within and movable along the cylinder, a driver blade attached to the piston and moveable therewith between a top-dead-center (TDC) position and a bottom-dead-center (BDC) position, the driver blade configured to drive a fastener when moved from the TDC position toward...