Flat seal for use with metallic functional layer for cylinder head gaskets, has seal opening which is provided around combustion chamber to be sealed, and full bead extended around seal opening and provides seal function for seal opening

摘要

The flat seal has a seal opening which is provided around a combustion chamber to be sealed, and a full bead (4) which is extended around the seal opening and provides a seal function for the seal opening. Multiple reinforcing beads (6,7) are arranged perpendicular to the full bead. The reinforcing beads are directly connected to a bead bracket of the full bead. The reinforcing beads have a lesser height than the full bead.