| 摘要 |
PURPOSE: A fitting part fastening device of a storage container manufactured by a rotation molding method is provided to simplify the fastening structure of a fitting part as well as prevent the damage and the leakage caused at the fitting part by adopting a back flange manner in the manufacture of the fitting part. CONSTITUTION: The fitting part fastening device of a storage container manufactured by a rotation molding method comprises a lower flange(19) to be inserted into a hole formed in the container, which is installed with a plurality of bolt members(21) projected along the circumference of the top surface thereof; an upper flange(17) disposed over a container body(13) in corresponding to the lower flange, which is formed with a plurality of penetrating bores(23) corresponding to the bolt members; upper and lower gaskets(15a,15b) inserted between the upper and lower flanges and the body for damping and tight contacting therebetween, which are formed with the penetrating bores for the bolt members; and nut members(25) fastened with the bolt members of the lower flange to fix the flanges and gaskets.
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