US Patent Issued to Parker-Hannifin on Oct. 14 for "Valve with an adjustable flow sharing pressure compensator" (Ohio Inventor)

ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,442,396, issued on Oct. 14, was assigned to Parker-Hannifin Corp. (Cleveland).

"Valve with an adjustable flow sharing pressure compensator" was invented by Gregory Thomas Coolidge (Elyria, Ohio).

According to the abstract* released by the U.S. Patent & Trademark Office: "An example pressure compensator valve includes: a compensator spool; a first piston coupled to a distal end of, and axially-movable with, the compensator spool; a second piston disposed at a proximal end of the compensator spool, wherein the compensator spool is axially movable relative to the second piston; and a compensator spring applying a biasing force on the compensator spool."

The patent was filed on Nov. 11,...