US Patent Issued to Eaton Intelligent Power on Nov. 11 for "Oil circuit and spool valve for selective control of variable valve lift systems" (Italian Inventors)

ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,467,390, issued on Nov. 11, was assigned to Eaton Intelligent Power Ltd. (Dublin).

"Oil circuit and spool valve for selective control of variable valve lift systems" was invented by Emanuele Raimondi (Turin, Italy), Nicola Andrisani (Cumiana, Italy), Alessandro Roscioli (Turin, Italy) and Marco Ravoni (Turin, Italy).

According to the abstract* released by the U.S. Patent & Trademark Office: "A spool valve assembly operable for an automatic control of an oil flow, the spool valve assembly including an outer case, a spool valve configured to slide axially within the outer case, a first inlet port on the outer case configured for connecting with a first oil gallery, wherein the first oi...