Title:
CROSS-CONNECTION STRUCTURE, CONNECTION JOINT AND FRAME STRUCTURE
Document Type and Number:
Japanese Patent JP2022071691
Kind Code:
A
Abstract:
To provide a cross-connection structure capable of being connected with high orthogonal accuracy while maintaining rigidity, a connection joint, and a frame structure.SOLUTION: A cross-connection structure 100 comprises a cross member 11 formed of a hollow extruded material of an aluminum wrought material, vertical members 13A, 13B arranged orthogonally to the cross member and formed of the hollow extruded material of the aluminum wrought material, and joints 15A, 15B with one end inserted into the opening of the vertical members 13A, 13B. The joints 15A, 15B have a flange 31, and the flange 31 is welded so as to abut against one end surface of the vertical members 13A, 13B in a longitudinal direction. An end surface along the cross member 11 of end surfaces 33 of the vertical members 13A, 13B and a side surface 35 of the cross member facing the end surface are welded.SELECTED DRAWING: Figure 2
Inventors:
IMAMURA YOSHIHAYA
IMAI CHIEKO
IMAI CHIEKO
Application Number:
JP2020180779A
Publication Date:
May 16, 2022
Filing Date:
October 28, 2020
Export Citation:
Assignee:
KOBE STEEL LTD
International Classes:
F16B11/00; F16B7/20
Attorney, Agent or Firm:
Patent business corporation glory patent office
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