ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,467,481, issued on Nov. 11, was assigned to HAWE Hydraulik SE (Aschheim, Germany).
"Hydraulic valve assembly" was invented by Thomas Wechsel (Aschheim, Germany), Martin Heusser (Aschheim, Germany) and Jean-Michel Sabatier (Aschheim, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A hydraulic valve assembly includes a connection section, a first valve section, at least one second valve section, and a hydraulic pilot control device with a pilot valve device. The first valve section has a first spool piston and a first spool diverter. The second valve section has a second spool piston and a second spool diverter. The first spool diverter and the sec...