| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a seal kit suitable for a leak test device enabling an accurate leak test while including a mechanism of simple and low-power type. <P>SOLUTION: A stopper SR4 for closing an aperture OP is engaged with the outer edge of the aperture OP and blocks the flow of a fluid leading to the aperture OP by pressing force PW1 in an X direction or the like crossing the aperture face of the aperture OP, and the engagement is maintained after extinction of the pressing force PW1. <P>COPYRIGHT: (C)2013,JPO&INPIT |
