ALEXANDRIA, Va., March 19 -- United States Patent no. 12,255,016, issued on March 18, was assigned to Festo SE & Co. KG (Esslingen, Germany).
"Magnetic actuator, valve arrangement and method" was invented by Uwe Kirsamer (Weilheim, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A magnetic actuator having an actuator element, a coil for actuating the actuator element, and a circuit for energizing the coil, the circuit having a supply voltage input to which a supply voltage for energizing the coil is applicable, and the circuit being configured to provide a clocked energization of the coil in a holding current reduction phase and to adapt a duty cycle of the clocked energization as a function of the su...