| 摘要 |
A sealing structure including a substantially flat sealing surface, a gasket and a groove formed in a flange facing the sealing surface for the gasket and for applying a sealing force to the gasket in a direction substantially perpendicular to the sealing surface. A groove is formed such that the groove has inclined surfaces with the width of the groove increasing towards the sealing surface and such that the inclined surfaces apply a pressing force to the gasket.
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