| 摘要 |
PURPOSE: A valve with a strengthened sealing function is provided to make improved and strengthened sealing effect by keeping elastic body contacting part securely. CONSTITUTION: A valve with a strengthened sealing function comprises a seal member(19). The seal member includes two seal members in which cross-sections are different. The two seal members are connected each other. The seal member includes the seal member with a circular cross-section(19a) and the seal member with the lozenge cross-section(19b). The seal member with a circular cross-section is arranged on top and the seal member with the lozenge cross-section is arranged on bottom.
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