Patent ID: 7005579

Claim:
A system for passing a member sealingly through an opening in a wall, comprising a sealing device made of an elastic material, which includes at least one lead-through channel having a smooth inner wall, wherein the sealing device is externally provided with axially spaced-apart, circular, at least substantially inflexible, compressible ribs lying in radial planes, whose outside diameter is larger than the inside diameter of the opening, and wherein the system furthermore includes at least one grommet to be fitted round the member, which grommet can be fitted sealingly in the at least one lead-through channel, characterized in that said grommet has a smooth outer side and a bore whose wall is provided with axially spaced-apart, circular, at least substantially inflexible, compressible ribs lying in radial planes, the bore diameter is at least substantially identical to the outside diameter of the member.