| 摘要 |
PROBLEM TO BE SOLVED: To easily and quickly perform in a single operation disengaging work for a fittably engaged projection detachably fitted to a tube end cap. SOLUTION: In this cap, equipped with first and second plural fittably engaged projections 4, 4,... and 5, 5,... fixedly and detachably arranged respectively in the outer peripheral surface of the tube part 1b of a tube end cap, a separation operating member 10, stretchably arranged between the respectively projections 5, 5,... with each other, and acting so as to separate the respective projections 5, 5,... in order from the tube part 1b by the pulling operation of the said member 10, is equipped in the tube part 1b portion. In this constitution, by the pulling operation of the said member 10, the respective projections 5, 5,... can be separated in order in a single operation from the tube part 1b to facilitate and quicken separation work.
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