ALEXANDRIA, Va., July 15 -- United States Patent no. 12,662,997, issued on June 23, was assigned to SAFRAN LANDING SYSTEMS UK LTD. (Gloucester, Great Britain).
"Active balancing of multiple interleaved piezo pumps" was invented by Tom Love (Gloucester, Great Britain), Wayne Capener (Gloucester, Great Britain), Tom Feehally (Bath, Great Britain), Peter Wilson (Bath, Great Britain) and Nathan Sell (Bath, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A drive circuit for a plurality of piezo-actuated hydraulic pumps for an aircraft, and a hydraulic pump system implementing the same. The drive circuit includes a voltage boost stage that receives a DC input supply voltage and delivers an increased D...