US Patent 9151413 Bushing and method for producing such a bushing

The invention relates to a bushing for sealing a strand-shaped element (10), in particular one or more lines, in an opening (14) of a wall (15), comprising a foamed sealing body (40), which completely surrounds the strand-shaped element (10) and defines a volume, and a fastening body (20) for fastening the bushing to the wall (15), characterised in that the fastening body (20) is made of a different material than the sealing body (40), the volume defined by the scaling body (40) is delimited on one side at least along a portion of said side and is connected at least by bonding to the sealing body (40) along said portion.