Title:
STRUCTURAL MEMBER AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2023/032953
Kind Code:
A1
Abstract:
This method for manufacturing a structural member (10) comprises: a preparation step for preparing a material (M); and a molding step for molding the material (M) into a structural member (10) using a metallic mold (20). The structural member (10) comprises a member body (11), a first flange (12), and a second flange (13). The metallic mold (20) comprises: an upper mold (23); a first lower mold (21) for molding the member body (11) and the first flange (12); and a second lower mold (22) for molding the second flange (13). The molding step comprises: a first step where the material (M) is held between the upper mold (23) and the first lower mold (21), while the material (M) is not held between the upper mold (23) and the second lower mold (22); and a second step where, following the first step, the second flange (13) is molded by holding the material (M) between the upper mold (23) and the second lower mold (22).
Inventors:
KUBO MASAHIRO (JP)
Application Number:
PCT/JP2022/032517
Publication Date:
March 09, 2023
Filing Date:
August 30, 2022
Export Citation:
Assignee:
NIPPON STEEL CORP (JP)
International Classes:
B21D22/26; B21D22/20
Foreign References:
| JP2013035068A | 2013-02-21 | |||
| JP2016175089A | 2016-10-06 | |||
| CN105478596A | 2016-04-13 | |||
| JP2020152173A | 2020-09-24 |
Attorney, Agent or Firm:
ASCEND IP LAW FIRM (JP)
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