VAKUUMBAND FÜR ZIGARETTENMASCHINEN

摘要

A suction band, for use in a cigarette making machine for conveying a cigarette filler stream, comprising a tape of heat-softenable plastics material wound so as to produce a multi-layer endless band and having perforations of which the edges of the adjacent perforations in adjacent tape layers are welded or fused together so as to join together the tape layers to form a cohesive perforated band.