ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,551,980, issued on Feb. 17, was assigned to SPALECK INDUSTRIES (Brognard, France).
"Degreasing and dry deburring machine with a suction system, and associated method" was invented by Yvan Perrot (Port-Lesney, France) and Pascal Bigot (Sainte Marie, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A dust suction system for a dry degreasing and deburring machine includes an air suction circuit, a suction fan, a settling chamber provided with a filter cartridge, and an unclogging unit provided for injecting a flow of unclogging air into the filter cartridge during an unclogging operation. The dust suction system includes a control unit that controls t...