Apparatus for making container fiber tubes starting from a sheet material
OwnerSergio Visentin, Romeo Visentininventors
Life of this patent
Estimating the term…
Abstract
The invention relates to an apparatus for making frustum of cone shaped fibre barrels, comprising a substantially frustum of cone shaped drum (1) which is associated with driving means able of rotating the drum about its axis comprising means for removably holding a paper sheet to be processed. On this drum operate paper sheet pressing means and upstream of the drum there is provided a paper sheet supplying roller (8), the paper sheets having, on at least a face thereof, at least an adhesive material layer, an adjustable cutting assembly being further arranged between the drum and paper sheet supplying roller.
Claims2
An automatic apparatus for making frustum of cone shaped fibre tubes comprising a substantially frustum of cone shaped drum, means for rotatively driving said drum, a paper sheet supply roller for supplying said drum with a paper sheet, paper sheet pressing means for pressing said paper sheet, on said drum, said paper sheet having on at least a face thereof, an adhesive layer, a cutting assembly arranged between said drum and said paper sheet supply roller for cutting the paper sheet, said drum being provided with a plurality of throughgoing holes, formed substantially along a generatrix and coupled to a vacuum source, said paper sheet supplying roller being provided with a plurality of circumferential slots, tangentially of which there are provided corresponding teeth arranged with a comb arrangement and adapted to detach said paper sheet from said drum.
Dependencies are inferred from the claim text.