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
B21D51/2676—Cans or tins having longitudinal or helical seams
B—PERFORMING OPERATIONS; TRANSPORTING
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
B23K11/00—Resistance welding; Severing by resistance heating
B23K11/002—Resistance welding; Severing by resistance heating specially adapted for particular articles or work
B23K11/0026—Welding of thin articles
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Rigid Containers With Two Or More Constituent Elements
(AREA)
Procede pour former un element d'arbre et de fourchette monobloc a partir d'un flan de tubage ayant une section transversale generalement circulaire
Procede de fabrication d'une feuille metallique avec au moins une zone de surepaisseur integree pour joint metallique serre, notamment un joint de culasse et feuille obtenue
Procede de fabrication d'element creux et de recipient metalliques de forme troncopyramidale et element creux et recipient metalliques de forme troncopyramidale.
Procede d'obtention d'un pli sur une feuille ou une piece tubulaire en matiere plastique, en particulier dans le cas d'un tube, et tube obtenu