| 摘要 |
PROBLEM TO BE SOLVED: To provide a vessel in which a plurality of different stuff can be stored, the stored stuff can be freely and arbitrarily mixed and used, and the outflow quantity can be freely adjusted. SOLUTION: Two or more independent sub vessels having a common outlet are provided inside a same vessel. A control valve is provided on the common outlet. Only the designated sub vessels are merged with each other by adjusting the valve. In the control valve, inlets are provided in a side wall of a truncated conical valve at equal angular intervals; a valve rod which is tightly brought into contact with an inner wall, surrounds the axis, and rotatable is provided inside the truncated conical valve, introduction ports to be connected to the inlet are provided at equal angular intervals at the position of the same height as the inlets of the valve on the side surface of the valve rod, and an introduction port for adjustment is provided at the position between the introduction ports; and an outlet to connect the introduction port to the introduction port for adjustment is provided at the center of the valve rod.
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