| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a pull box, in which a cover is installed without using a screw and the falling of the cover can also be prevented. SOLUTION: An engaging section 4, in which an end section is bent inwards, is formed around the opening 2 of a case 3 covered with a cover 1 for a pull box employed for connecting or branching electric wires. On the other hand, first elastic pieces 10 and second elastic pieces 11, which are inserted to the lower section of the engaging section 4, curved sections 12 of which are abutted against the underside of the engaging section and which are formed in a corrugated shape, are formed on the opposed sides of the rear of the cover 1, the first elastic pieces 10 and the second elastic pieces 11 are engaged with the engaging section 4 of the case 3, and the cover can be mounted and demounted by single operation without using a screw. Holding sections 13 formed in length, in which the engaging section of the case can be fitted, are formed to the curves 12' of the first elastic pieces 10, the holding sections 13 are interlinked with the engaging section 4 of the case 3 when the cover 1 is removed, and the falling of the cover can be prevented.</p> |
