| 摘要 |
PROBLEM TO BE SOLVED: To provide a gasket comprising a sealing bead of small deformation tendency. SOLUTION: The gasket having at least one service hole and integrated with a sealing bead part is provided. In an embodiment, the sealing bead part has a first bead extended outward and a first recessed channel formed oppositely to the bead. The first recessed channel is composed of second and third beads extended outward. In its modified embodiment, the sealing bead part has an annular sealing member integrally molded on the main body, and the sealing member is mounted oppositely to a projecting sealing bead extended outward. In a second embodiment, the sealing bead part has an internal chamber filled with a pressurized gas. In its modified embodiment, the sealing bead part has a chamber filled with a polymer material. COPYRIGHT: (C)2006,JPO&NCIPI
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