ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,485,425, issued on Dec. 2, was assigned to DANIELI & C. OFFICINE MECCANICHE S.P.A. (Buttrio, Italy).
"System for changing the hammers of a shredder and relative method" was invented by Alessio Giacomel (Fiume Veneto, Italy) and Davide Braga (San Giovanni al Natisone, Italy).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a system for changing the hammers of a shredder including a shredder with one or more covers and a rotating drum equipped with a plurality of hammers; a lifting system suitable to move said hammers and a control unit which controls both the opening of the shredder and the movements of the lifting system and prefera...