JP2015511839A5 - Automatic napkin dispenser and folding assembly - Google Patents

Claims (30)

A napkin dispenser for dispensing a plurality of folded napkins from a sheet material to an end user,
A loading station for loading a continuous roll of sheet material;
A folding station for folding a napkin from the sheet material;
A napkin dispenser including a delivery station for providing one or more of the folded napkins to an end user.   A buckling and folding assembly for folding a material sheet,
  A first pair of pinch rollers,
  A second pair of pinch rollers downstream of the first pair of pinch rollers; and
  A buckling tray adjacent to the second pinch roller pair such that the tail of the material sheet fills the bucket chamber and a fold of the material sheet is forced through the second pinch roller pair
  A buckling and folding assembly.   A slot folding assembly for folding a sheet of material, comprising:
  A plate with slots,
  A pusher plate disposed adjacent to the slot through which the sheet of material extends; and
  Plate driving mechanism for pushing the pusher plate and the material sheet into the slot so as to crease the material sheet
A slot folding assembly.   An inverted folding assembly for folding a sheet of material,
  Multi-roller mechanism, and
  Includes reverse drive mechanism
  The reversal drive mechanism includes a first drive roller, a second drive roller, and a directional roller, so that the directional roller rotates in a first direction to advance the material sheet, and the material sheet An inversion folding assembly that rotates in a second direction to crease.   The napkin dispenser of claim 1, wherein the loading station includes a loading mechanism.   The napkin dispenser of claim 5, wherein the loading mechanism comprises a slot mechanism, a door loading mechanism, a side door loading mechanism, a tail finding mechanism, or a feeding mechanism.   The napkin dispenser according to claim 6, wherein the feeding mechanism includes a roller mechanism or a multi-roller mechanism.   The napkin dispenser of claim 1, wherein the folding station includes a folding mechanism.   The napkin dispenser according to claim 8, wherein the folding mechanism includes a buckling folding mechanism, a slot folding mechanism, an inverted folding mechanism, a push-down folding mechanism, or a cutting mechanism. The buckling fold assembly according to claim 2 , or the slot fold assembly according to claim 3, or the reverse fold assembly according to claim 4, further comprising a cutting mechanism . The napkin dispenser according to claim 9, or the buckling fold assembly according to claim 10, or the slot folding set according to claim 10, wherein the cutting mechanism includes a knife assembly or a wheel cutter. A three-dimensional or inverted folding assembly according to claim 10.   The napkin dispenser of claim 1, wherein the providing station comprises a providing tray, a hidden tray assembly, or a multi-slot mobility providing tray.   The napkin dispenser of claim 1, further comprising a user interface.   The napkin dispenser of claim 13, wherein the user interface includes one or more pushbuttons or one or more sensors.   The napkin dispenser of claim 1, further comprising a cash register in communication with the napkin dispenser.   The napkin dispenser of claim 1, wherein the folding station includes a speed mechanism for separating the sheet material from a continuous roll of sheet material.   The napkin dispenser of claim 16, wherein the speed mechanism includes a plurality of pinch rollers.   The napkin dispenser according to claim 16, wherein the speed mechanism includes a multi-roller mechanism and a reverse drive mechanism.   The buckling fold set of claim 2, wherein the sheet of material includes a plurality of perforations, the first pinch roller pair includes a first speed, and the second pinch roller pair includes a second speed. Solid.   The first speed is faster than the second speed, so that the plurality of perforations separate between a first pinch roller pair and a second pinch roller pair as a speed mechanism. A buckling and folding assembly according to claim 1.   The buckling and folding assembly according to claim 2, further comprising a distribution shelf or cutting mechanism downstream of the second pinch roller pair.   4. The slot folding assembly according to claim 3, further comprising an assembly driving mechanism in which the pusher plate and the plate driving motor are arranged.   The slot folding assembly according to claim 3, wherein the sheet of material includes a plurality of perforations, and wherein the plurality of perforations are separated by extending the pusher plate into the material sheet.   The reverse folding assembly according to claim 4, wherein the sheet of material includes a plurality of perforations, the reverse drive mechanism includes a first speed, and the multi-roller mechanism includes a second speed.   25. The reverse fold according to claim 24, wherein the first speed is different from the second speed, so that the plurality of perforations separate between the reverse drive mechanism as a speed mechanism and the pinch roller pair. Assembly.   A push-fold assembly for folding a material sheet,
  A push bar positioned adjacent to the knife assembly;
  A slot disposed adjacent to the push bar;
  A pair of rollers downstream of the slot, wherein the sheet of material is forced through the slot by the push bar and the pair of rollers and creases;
An indentation folding assembly.   27. The indentation folding assembly of claim 26 further comprising a knife assembly for separating the sheet of material.   27. The indentation folding assembly of claim 26, further comprising a tail finding mechanism upstream of the knife assembly.   27. The indentation folding assembly of claim 26, wherein the knife assembly includes a knife roller and an anvil roller.   27. The indentation folding assembly of claim 26 further comprising a hidden tray assembly downstream of the indentation bar.