Title:
中空構造物及びその製造方法
Document Type and Number:
Japanese Patent JP7158237
Kind Code:
B2
Abstract:
To provide a hollow structure capable of achieving weight saving and improving productivity, and a method of manufacturing the same.SOLUTION: A hollow structure comprises a hollow metallic component that has an expansion part that protrudes in a first direction crossing an axial direction, and a metallic member that has a part to be fitted with the expansion part. The part to be fitted is provided with a regulation structure for regulating relative displacement of the metallic member and the hollow metallic component. The expansion part, which assumes a shape along the part to be fitted, is latched to the regulation structure.SELECTED DRAWING: Figure 1
Inventors:
Masayuki Saiga
Masayuki Ishizuka
Hiroyuki
Masayuki Ishizuka
Hiroyuki
Application Number:
JP2018191797A
Publication Date:
October 21, 2022
Filing Date:
October 10, 2018
Export Citation:
Assignee:
Sumitomo Heavy Industries Ltd.
International Classes:
B21D26/035; B21D39/06; B21D39/08; B62D27/02; F16B4/00
Domestic Patent References:
JP7038796U | ||||
JP8337182A | ||||
JP5077026A | ||||
JP2001227619A | ||||
JP2003103327A | ||||
JP2003154415A |
Attorney, Agent or Firm:
Yoshiki Hasegawa
Yoshiki Kuroki
Yasuki Yanagi
Yuta Uemura
Yoshiki Kuroki
Yasuki Yanagi
Yuta Uemura
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