| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a quantitative valve for an aerosol which is advantageously manufactured in point of cost. <P>SOLUTION: The quantitative valve for an aerosol 10 includes a valve housing 11, a valve stem 16 housed in the valve housing 11, a shield member 18 housed in on the bottom part within the valve housing 11 having a return spring 17 mounted between itself and a valve stem 16, forming a fluid passage 30 between itself and the valve stem 16, wherein the shield member 18 is replaceable. <P>COPYRIGHT: (C)2010,JPO&INPIT |
