PIERCING DEVICE

• Main Authors: KINOSHITA KATSUMI, ITOU YUKIHARU
• Format: Patent
• Language: English
• Published: 01.06.1993
• Subjects: CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; MACHINE TOOLS; MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; METAL-WORKING NOT OTHERWISE PROVIDED FOR; PERFORMING OPERATIONS; PUNCHING METAL; SOLDERING OR UNSOLDERING; TRANSPORTING; WELDING; WORKING BY LASER BEAM; WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL

PURPOSE:To prevent a crack from being generated even in a brittle material by working a stripe along the outer shape of a part to be pierced on a metal plate and providing a piercing punch to pierce the inside of this worked strip from this sheet plate. CONSTITUTION:A metal sheet 15 is set between a...