| 摘要 |
PROBLEM TO BE SOLVED: To restrain the intrusion of solid foreign materials into a contacting portion between a seal member and a movable member. SOLUTION: This seal structure puts a slidable portion of a seal member 11 into contact with a movable member 15 which is movable relative to holding members 13 and 14 for holding the seal member 11 made of elastic material such as rubber or resin, so as to seal liquid contained on one side of the seal member 11. In this case, A weir 18 detached from the movable member 15 is provided in the seal member 11 and is positioned on the liquid storage part side of a contacting portion of the seal member 11 with the movable member 15. |
