ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,385,345, issued on Aug. 12, was assigned to Reach Wireline LLC (Fort Worth, Texas).
"Wireline release head" was invented by John P. Roach (Fort Worth, Texas), Daniel Tollefson (Fort Worth, Texas) and Chris Payson (Fort Worth, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "A wireline release head system includes a housing, a cutter box situated within the housing, a fire control switch, and a wireline extending through the cutter box and in electrical communication with a control unit and the fire control switch. The cutter box includes a piston assembly operable to move within a first track and a cutter knife operable to move within a second track...