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
B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
B21D39/04—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of tubes with tubes; of tubes with rods
B—PERFORMING OPERATIONS; TRANSPORTING
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
B21D51/00—Making hollow objects
B21D51/16—Making hollow objects characterised by the use of the objects
B21D51/26—Making hollow objects characterised by the use of the objects cans or tins; Closing same in a permanent manner
B21D51/30—Folding the circumferential seam
B21D51/32—Folding the circumferential seam by rolling
B—PERFORMING OPERATIONS; TRANSPORTING
B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
B67B—APPLYING CLOSURE MEMBERS TO BOTTLES JARS, OR SIMILAR CONTAINERS; OPENING CLOSED CONTAINERS
B67B3/00—Closing bottles, jars or similar containers by applying caps
B67B3/02—Closing bottles, jars or similar containers by applying caps by applying flanged caps, e.g. crown caps, and securing by deformation of flanges
B67B3/10—Capping heads for securing caps
B67B3/18—Capping heads for securing caps characterised by being rotatable, e.g. for forming screw threads in situ