ALEXANDRIA, Va., July 23 -- United States Patent no. 12,365,070, issued on July 22, was assigned to Globalforce IP Ltd. (Auckland, New Zealand).
"Exhaust valves for pressurised fluid operated devices" was invented by Ian Craig Paterson (Auckland, New Zealand) and William Michael Duff (Lynmouth, New Zealand).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a device including an exhaust valve, that operates on a pressurised working fluid. The device includes a working chamber, defined at least in part by a side wall, which working chamber can hold a workload to or toward a first end thereof, the working chamber to receive the working fluid to act on a rear surface of the workload to propel the worklo...