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
B21D39/06—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of tubes in openings, e.g. rolling-in
Armature de renfort articulee pour talon de renforcement de structure tubulaire souple et structure tubulaire souple comportant une telle armature de renfort.
Dispositif destine a appliquer une precharge a un element de liaison transmettant des efforts, et appareil d'essai de resistance a des tractions et compressions alternees, equipe de ce dispositif