| 摘要 |
PROBLEM TO BE SOLVED: To provide an attachment element for preventing a screw from being inclined to an insertion hole and properly engaging an elastic engagement piece with a screw shaft. SOLUTION: A wiring box 5 as the attachment element comprises a box body 6, and a screw fixing member 7 formed of a plate material. The box body 6 has a peripheral wall 6c, and a boss 6d located inside the inner face of the peripheral wall 6c. The boss 6d has an insertion hole 6e into which the screw 4 is inserted, and an accommodation space 6f communicated with the insertion hole 6e and accommodating the screw fixing member 7. The insertion hole 6e has first and second screw regulating holes 6h, 6i formed in the front and at the back of the accommodation space 6f and regulating the screw shaft 4a so as to be located on the central line 6g of the insertion hole 6e. The elastic engagement piece 7b is provided to the screw fixing member 7. The end of the elastic engagement piece 7b is engaged with a male screw of the screw shaft 4a inserted into the insertion hole 6e. The elastic engagement piece 7b prevents the screw shaft 4a from being removed. COPYRIGHT: (C)2007,JPO&INPIT
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