| 摘要 |
PURPOSE: A screw fastening structure is provided to maintain fastening force even if assembling and disassembling are repetitively performed. CONSTITUTION: A screw coupling structure(100) comprises a screw(110), a fastening plate member(120), and an insertion plate member(130). The fastening plate member has a fastening hole(122) and a deformation prevention unit(124). The screw is inserted into the fastening hole. The deformation prevention unit is formed by cutting the surrounding part of the fastening hole. The insertion plate member is inserted between the screw and the fastening plate member. The insertion plate member has an insertion hole in which the screw is inserted.
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