| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a novel gasket for properly maintaining the seal function even when a thermal expansion difference is caused between two members, without infiltrating a seal object medium into an installation groove, by surely exhibiting the fall preventive function and the meandering preventive function. <P>SOLUTION: This gasket 3 is fitted in the annular installation groove 10 formed in any one of a first member 1 and a second member 2, and includes an annular gasket body 30 of a shape along the installation groove, a plurality of vertical ribs 31 constituted of a projection strip body arranged at an interval in the peripheral direction of the gasket body along the height direction H corresponding to the depth direction F of the installation groove of the gasket body on a side surface of the gasket body opposed to a sidewall 10a of the installation groove, and a horizontal rib 32 constituted of a projection strip body continuously arranged over the whole periphery of the gasket body on the side surface, and the plurality of vertical ribs are formed in a separated state from the horizontal rib in a position opposed to the height direction by sandwiching the horizontal rib. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
