| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an arrangement and method which can visually check a fastening condition of bolt and nut easily and exactly. Ž<P>SOLUTION: A bellow section 3 is made to be completely contracted by an axially pressing force of the arrangement 1 for preventing mis-fastening with a head 26 of a push bolt 16 at a fastening position of the push bolt 16 at which a push ring 15 is fixed by externally mounting the arrangement 1 for preventing mis-fastening which consists of a cylinder section 2 in one axial half section and a bellow section 3 in the other axial half section, in an axis part of the push ring 16 fastening the push ring 15 which are colored in different colors mutually in the cylinder section 2 and the bellow section 3. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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