NEW PATENT SUPPORTED BY OUR INSTITUTIONS
HOT ROLL LAMINATOR FOR SEMI-FINISHED PRODUCTS IN YIELDING SHEETS:
A hot roll laminator comprises means of progress to determine a movement in temporal continuity of a sheet/foil element basic and at least one sheet/foil element additive along a processing direction and a coupler group suitable to pull and couple sheet/foil element basic to the element in additive foil/foil;
means of progress shall include at least one tractor device positioned downstream of the group coupler along the working direction and act to exert a pulling action on the basic sheet/foil and sheet/foil element