ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,466,052, issued on Nov. 11, was assigned to Milwaukee Electric Tool Corp. (Brookfield, Wis.).
"Extendable wrench" was invented by Matthew A. Lownik (Wauwatosa, Wis.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A pipe wrench is provided with an extendable handle that fits within a cavity of the head. A lever locks the extended length of the extendable handle along a continuous spectrum between a maximum and a minimum extension of the handle. The lever includes cam surfaces. In an unlocked position, the thickness of the lever between the pivot and a friction plate is less than the thickness between the pivot and the friction plate in the locked position...