Patent ID: 6109473
Filing Date: 2000-08-29
Classification: A47K

Abstract:
A dispenser for sheets of fibrous material, said fibrous material having a specific surface weight between 15 and 90 g/m.sup.2 per ply and is present as a continuous strip of sheets wound as a roll and perforated in such a manner so as to define a sequence of sheets connected to each other by a series of perforation bridges, said dispenser comprising a case and a feed cone, the fibrous material being dispensed through a smaller diameter apex of the cone, wherein a proportion of bridges in a perforation line is selected to be no more than 30% above a bridge proportion determining a machining limit of said fibrous material, wherein the smaller diameter of the apex is between a minimum value corresponding to a force of removal exceeding force of rupture of said fibrous material and a maximum value corresponding to an effectiveness larger than or equal to 90%, and wherein the force of removal exceeds by at least 50% strength of the perforation line.