| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a seal bead structure of a gasket capable of reducing the reactive force generated in a common bead portion provided between multiple through-holes and thereby capable of exhibiting a stabilized seal function by means of aligning the compression characteristics over the entire bead. <P>SOLUTION: One through-hole and another through-hole are provided in a row in the flat portion of a metal gasket, one seal bead is provided on the edge of one through-hole, another seal bead is provided on the edge of the other through-hole, and a common bead portion common to both seal beads is provided in the middle portion between the two through-holes, the common bead portion has a two-level half bead shape in which the half beads are formed on two levels in the same direction. <P>COPYRIGHT: (C)2012,JPO&INPIT |
