Flow control valve.

摘要

A flow control valve includes: an inlet casing (1a) concentric to a spindle; an outlet casing (1b) coupled with the inlet casing, an inlet portion of the outlet casing having a countersunk edge part (21); a head (2) having two notches in the surface of a cylindrical portion, the head being put into the outlet casing; and a disk (3) shaped as a truncated cone which is continuously provided to the head, the disk coming into contact with the countersunk edge part.