ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,544,777, issued on Feb. 10, was assigned to J. WAGNER GmbH (Markdorf, Germany).
"HVLP spray unit" was invented by Thorsten Schnittger (Friedrichshafen, Germany) and Bjorn Freisinger (Krauchenwies, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A HVLP spray unit with an electric fan comprising a needle valve for metering the paint which is fed to an air cap, the needle valve comprising a valve body with an elongate interior space, a valve needle, a compression spring and a seal, the interior space between the seal and a nozzle opening of the valve body being configured as a paint chamber, into which a feed channel for the paint opens and which is...