ALEXANDRIA, Va., April 9 -- United States Patent no. 12,269,632, issued on April 8, was assigned to SIRMAN S.P.A. (Campo San Martino, Italy).
"Vacuum packaging machine" was invented by Luca Marzaro (Campo San Martino, Italy).
According to the abstract* released by the U.S. Patent & Trademark Office: "A vacuum packaging machine comprising a support and containment frame (10), the frame (10) is equipped with a control panel (14) and an ON/OFF button (16) and containing a decompression chamber (13) configured for a vacuum packaging of a product. The decompression chamber (13) includes a tank (11) covered by a tilting bell or lid (12). The frame (10) comprises a vacuum pump. at least one welding bar (18) and two lateral sides (19) equipped wi...