プレス成形品の製造方法 - KABUSHIKI KAISHA KOBE SEIKO SHO

Title:

プレス成形品の製造方法

Document Type and Number:

Japanese Patent JP6985989

Kind Code:

B2

Abstract:

A method for manufacturing a press-molded article includes: preparing a patchwork blank 1 in which a thickened portion 4 is formed by welding patchwork 3 to basework 2; bending only the thickened portion 4 of the patchwork blank 1; and bending a portion other than the thickened portion 4 in a step different from bending of the thickened portion 4.

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Inventors:

Kazuki Sakamoto
Kenichi Watanabe
Historical building

Application Number:

JP2018121198A

Publication Date:

December 22, 2021

Filing Date:

June 26, 2018

Export Citation:

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Assignee:

KABUSHIKI KAISHA KOBE SEIKO SHO

International Classes:

B21D22/20; B21D5/01; B21D22/26; B21D24/00; B21D37/08; B62D25/04

Domestic Patent References:

JP6340389B2
JP6179696B1
JP2017177115A

Foreign References:

WO2016075937A1
WO2017103138A1

Attorney, Agent or Firm:

Norihito Yamao
Yoshiyuki Maebori

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