ALEXANDRIA, Va., June 9 -- United States Patent no. 12,287,010, issued on April 29, was assigned to AKTIEBOLAGET SKF (Gothenburg, Sweden).
"Hydraulic coupling device" was invented by Nicklas Fjellet (Hofors, Sweden).
According to the abstract* released by the U.S. Patent & Trademark Office: "A hydraulic coupling device includes an inner sleeve having a tapered outer surface, an outer sleeve having a tapered inner surface mounted on the tapered outer surface of the inner sleeve, a nut screwed onto the inner sleeve and a cylinder formed separately from the outer sleeve and secured to the outer sleeve. At least a portion of the nut extends into the cylinder, and the inner sleeve, the cylinder, the nut and the outer sleeve together delimit a ...