| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To solve the problem that liquid in a container is unavoidably contaminated in a manually driven type simple liquid feeding container. <P>SOLUTION: A pure water feeding container includes: a plastic-made container body 105 with a top part opening part; a freely attachable/detachable lid part fitted airtightly on the top part opening part; a pure water feeding tube 101 penetrating through the lid part and extending into the inside of the container body; and a water pouring opening 102 fitted to the upper part of the lid part and connected with the upper end of the pure water feeding tube. In this pure water feeding container, at a part position upper further than the pure water storing part of the cylindrical wall part, a filter 123 for filtering fine particles in air is mounted, and a check valve 116 for inhibiting a reverse flow is provided on the feeding tube 101, and a check valve 107 for preventing clean air in the container from flowing out is provided in the passage with the filter 123. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
