US Patent Issued to Illinois Tool Works on Nov. 3 for "Dynamic testing system hydraulic actuator speed control" (Minnesota Inventors)

ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,782,251, issued on Nov. 3, was assigned to Illinois Tool Works Inc. (Glenview, Ill.).

"Dynamic testing system hydraulic actuator speed control" was invented by James Hennen (Plymouth, Minn.), Bruce Anderson (Minneapolis), Stephen Zachman (St. Louis Park, Minn.), Tom Byron (Cottage Grove, Minn.), Ian Kugel (Bloomington, Minn.) and Matt Schon (Plymouth, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In a method of controlling a hydraulic actuator of a test station, a differential signal is generated based on a difference between a reference signal and a feedback signal using an actuator controller. A flow rate control circuit is set in one of a first...