Title:
金属板、その製造方法及びその折り曲げ方法
Document Type and Number:
Japanese Patent JP2005532912
Kind Code:
A
Abstract:
The invention concerns a metal plate ( 1 ) comprising a peripheral edge ( 4 ), and opposite first ( 2 ) and second ( 3 ) surfaces. At least one sheaf ( 5 ) of several assembled rectilinear mutually parallel grooves ( 6, 7, 8 ) obtained by pressing, linking together two portions of said peripheral edge ( 4 ) and delimited each by a wall with globally dihedral shape is provided in said first surface ( 2 ) of the metal plate ( 1 ). Said metal plate is designed to be folded along the sheaf ( 5 ) of grooves.
Inventors:
Shoklun, Alfred
Jund, Jean-Claude
Jund, Jean-Claude
Application Number:
JP2004522265A
Publication Date:
November 04, 2005
Filing Date:
July 18, 2003
Export Citation:
Assignee:
Arcelor Steel Servis Center
International Classes:
B21D5/00; B21D11/08; (IPC1-7): B21D11/08; B21D5/00
Attorney, Agent or Firm:
Hidehiko Okada
Tetsuo Fukuda
Tatsuhiko Inukai
Takashi Ishioka
Mitsuyoshi Hattori
Tetsuo Fukuda
Tatsuhiko Inukai
Takashi Ishioka
Mitsuyoshi Hattori