ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,545,069, issued on Feb. 10, was assigned to BeijingWest Industries Co. Ltd. (Beijing).
"Hydraulic lift for stand-alone coil spring" was invented by Jerzy Piotr Szymanski (Villeneuve les Sablons, France) and Thierry Michel Lagarde (Barcy, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A hydraulic lift actuator for adjusting the height of a vehicle includes: a top mount plate configured for attachment to a chassis element; a hydraulic cylinder having a tubular wall and an end cap, together defining an interior chamber; a piston rod extending axially into the interior chamber; a piston assembly connected to the piston rod and disposed within the int...