B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21D19/00—Flanging or other edge treatment, e.g. of tubes
B21D19/02—Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge
B21D19/04—Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge shaped as rollers
B21D19/043—Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge shaped as rollers for flanging edges of plates
Appareils pour l'empilage de contenants utilises plus particulierement dans des installations d'emballage au moyen d'une bande matiere thermoretractable.