| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a valve for a portable fuel cylinder can prevent reduction in safety and reliability caused by refilling of a disposable portable fuel cylinder. Ž<P>SOLUTION: This valve for the portable fuel cylinder includes a stem 110, an external cylinder 130 joined to the stem and forming a first fixing projection on an inner peripheral surface, an internal cylinder forming a through-hole in the center, mutually separately forming a plurality of second fixing projections in the longitudinal direction on an outer peripheral surface, having a check valve 140 on the lower end and inserted inside the external cylinder 130, a spring 160 arranged so as to surround the outer peripheral surface of the external cylinder 130 and generating restoring force so as to restore a position of the stem, and a housing 170 connected with an extension pipe part communicating with the inside of a gas cylinder, internally provided with the stem 110, the external cylinder 130, the internal cylinder 150 and the spring 160 and forming a locking projection on the inner peripheral surface. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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