Title:
METALLIC MEMBER WITH BENT FLANGE AND PROCESSING METAL DIE STRUCTURE THEREOF
Document Type and Number:
Japanese Patent JP2004154839
Kind Code:
A
Abstract:
To provide a metallic member with a bent flange which can secure a bent flange at least 1.5 times as high as the present member and still does not cause a fracture, neither changing the size of an inner radius R beyond a processing limit of the bending flange norchanging the thickness of the metallic member.
For the metallic member 1 with the bending flange 2 including a shape of adjoining curved part and straight part, the bending flange die is so structured that the thickness of a part 3 of the bending flange 2 is made thinner than the other part.
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Inventors:
NAGATANI HIROYUKI
Application Number:
JP2002324326A
Publication Date:
June 03, 2004
Filing Date:
November 07, 2002
Export Citation:
Assignee:
RICOH KK
International Classes:
B21D19/08; B21D5/01; (IPC1-7): B21D19/08; B21D5/01
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