EP3721770A1 - Dispositif de distribution de produit plat en forme de bande - Google Patents

Dispositif de distribution de produit plat en forme de bande Download PDF

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Publication number
EP3721770A1
EP3721770A1 EP20164868.0A EP20164868A EP3721770A1 EP 3721770 A1 EP3721770 A1 EP 3721770A1 EP 20164868 A EP20164868 A EP 20164868A EP 3721770 A1 EP3721770 A1 EP 3721770A1
Authority
EP
European Patent Office
Prior art keywords
conveyor roller
dispensing device
flat product
sheet
linear slide
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20164868.0A
Other languages
German (de)
English (en)
Inventor
Hans Georg Hagleitner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of EP3721770A1 publication Critical patent/EP3721770A1/fr
Pending legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
    • A47K10/00—Body-drying implements; Toilet paper; Holders therefor
    • A47K10/24—Towel dispensers, e.g. for piled-up or folded textile towels; Toilet-paper dispensers; Dispensers for piled-up or folded textile towels provided or not with devices for taking-up soiled towels as far as not mechanically driven
    • A47K10/32—Dispensers for paper towels or toilet-paper
    • A47K10/34—Dispensers for paper towels or toilet-paper dispensing from a web, e.g. with mechanical dispensing means
    • A47K10/36—Dispensers for paper towels or toilet-paper dispensing from a web, e.g. with mechanical dispensing means with mechanical dispensing, roll switching or cutting devices
    • A47K10/3606—The cutting devices being motor driven
    • A47K10/3612—The cutting devices being motor driven with drive and pinch rollers
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
    • A47K10/00—Body-drying implements; Toilet paper; Holders therefor
    • A47K10/24—Towel dispensers, e.g. for piled-up or folded textile towels; Toilet-paper dispensers; Dispensers for piled-up or folded textile towels provided or not with devices for taking-up soiled towels as far as not mechanically driven
    • A47K10/32—Dispensers for paper towels or toilet-paper
    • A47K10/34—Dispensers for paper towels or toilet-paper dispensing from a web, e.g. with mechanical dispensing means
    • A47K10/38—Dispensers for paper towels or toilet-paper dispensing from a web, e.g. with mechanical dispensing means the web being rolled up with or without tearing edge
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
    • A47K10/00—Body-drying implements; Toilet paper; Holders therefor
    • A47K10/24—Towel dispensers, e.g. for piled-up or folded textile towels; Toilet-paper dispensers; Dispensers for piled-up or folded textile towels provided or not with devices for taking-up soiled towels as far as not mechanically driven
    • A47K10/32—Dispensers for paper towels or toilet-paper
    • A47K10/34—Dispensers for paper towels or toilet-paper dispensing from a web, e.g. with mechanical dispensing means
    • A47K10/36—Dispensers for paper towels or toilet-paper dispensing from a web, e.g. with mechanical dispensing means with mechanical dispensing, roll switching or cutting devices
    • A47K10/3631—The cutting devices being driven manually
    • A47K10/3637—The cutting devices being driven manually using a crank or handle
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
    • A47K10/00—Body-drying implements; Toilet paper; Holders therefor
    • A47K10/24—Towel dispensers, e.g. for piled-up or folded textile towels; Toilet-paper dispensers; Dispensers for piled-up or folded textile towels provided or not with devices for taking-up soiled towels as far as not mechanically driven
    • A47K10/32—Dispensers for paper towels or toilet-paper
    • A47K10/34—Dispensers for paper towels or toilet-paper dispensing from a web, e.g. with mechanical dispensing means
    • A47K10/36—Dispensers for paper towels or toilet-paper dispensing from a web, e.g. with mechanical dispensing means with mechanical dispensing, roll switching or cutting devices
    • A47K10/3631—The cutting devices being driven manually
    • A47K10/3643—The cutting devices being driven manually by pulling the paper
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
    • A47K10/00—Body-drying implements; Toilet paper; Holders therefor
    • A47K10/24—Towel dispensers, e.g. for piled-up or folded textile towels; Toilet-paper dispensers; Dispensers for piled-up or folded textile towels provided or not with devices for taking-up soiled towels as far as not mechanically driven
    • A47K10/32—Dispensers for paper towels or toilet-paper
    • A47K10/34—Dispensers for paper towels or toilet-paper dispensing from a web, e.g. with mechanical dispensing means
    • A47K10/36—Dispensers for paper towels or toilet-paper dispensing from a web, e.g. with mechanical dispensing means with mechanical dispensing, roll switching or cutting devices
    • A47K10/3631—The cutting devices being driven manually
    • A47K2010/365—Triggering mechanism for the blade

Definitions

  • the invention relates to a dispensing device for dispensing a sheet-like sheet product, in particular made of paper, comprising at least one dispensing opening, via which the sheet-like sheet product can leave the dispensing apparatus, and at least one rotatable conveyor roller with which the sheet-like sheet product can be conveyed to the at least one dispensing opening, the at least one conveyor roller comprises at least one cutting element with which, in at least one rotary cutting position of the at least one conveyor roller, a section can be separated from the sheet-like flat product and / or the sheet-like sheet product can be perforated.
  • the object of the present invention consists in specifying a dispensing device which is improved over the prior art and in which a force peak occurring when the sheet-like flat product is cut off and / or perforated is weakened and / or smoothed.
  • At least one energy storage device is therefore provided, which is connected to the at least one conveyor roller in such a way that it is loaded in at least one first angle of rotation range separate from the at least one rotary cutting position, and is discharged in at least one second angle of rotation range comprising at least one rotary cutting position.
  • additional force support can be provided in a targeted manner by the at least one energy storage device when the at least one conveyor roller moves into the at least one rotary cutting position. This reduces the force that a user has to exert when pulling on the sheet-like flat product when separating and / or perforating the sheet-like flat product.
  • the rotational position of the at least one conveyor roller in which the at least one cutting element exerts a maximum cutting force on the sheet-like flat product can be defined as the cutting rotational position.
  • post-feed force accumulators which cooperate in a related manner with the at least one feed roller.
  • these serve to remove a portion of the sheet-like flat product after removal to convey a section of the sheet-like flat product out of the dispensing opening in order to give a user the possibility of removing a further section of the sheet-like sheet-like product from the dispensing device.
  • These post-feed force accumulators are thus effective when the feed roller rotates at a completely different point in time or in a completely different angle of rotation range that does not include the at least one rotary cutting position.
  • Such a post-feed force accumulator can also be provided in the present invention. It can be a separate energy storage device or one and the same energy storage device according to the invention, which is discharged in the second rotational angle range comprising at least one cutting rotational position.
  • the second angle of rotation range includes not only the at least one rotary cutting position, but also the angle of rotation range of the at least one conveyor roller in which the web-shaped flat product is subsequently conveyed.
  • the at least one energy storage device comprises a spring, preferably a tension spring, which on the one hand is coupled in movement to the at least one conveyor roller via at least one contact point and on the other hand to a stationary bearing point, which is preferably formed on a housing of the dispensing device , connected is.
  • a spring preferably a tension spring
  • At least one counter-roll preferably precisely two counter-rolls, is provided, via which the web-shaped flat product can be pressed against the at least one conveyor roll.
  • the sheet-like flat product can be guided along the at least one conveyor roller in a targeted manner. It is also ensured that the sheet-like flat product rests frictionally against the at least one conveyor roller and can be conveyed further by this.
  • the at least one conveyor roller has a contact point in which the sheet-like flat product contacts the at least one conveyor roller for the first time, and a lifting point in which the web-shaped flat product can be lifted off the at least one conveyor roller, the contact point and the lifting point essentially correspond to the transitions between the first angle of rotation range and the second angle of rotation range, preferably wherein the at least one rotary cutting position is arranged between the contact point and the lifting point.
  • the at least one conveyor roller can be contacted by the sheet-like flat product in the second rotational angle range.
  • the sheet-like flat product can be severed and / or perforated in a particularly efficient manner by means of the at least one cutting element.
  • a particularly advantageous embodiment is characterized in that the at least one conveyor roller has at least one opening in a lateral surface, the at least one cutting element is arranged essentially in the interior of the at least one conveyor roller and a movement mechanism is provided by means of which the at least one cutting element in the course a rotation of the at least one conveyor roller through 360 ° can be extended and retracted at least once from the jacket surface, the at least one cutting element being extendable and retractable from the jacket surface in the second rotational angle range.
  • the movement mechanism by means of which the at least one cutting element can be extended and retracted at least once from the jacket surface in the course of a rotation of the at least one conveyor roller through 360 °, can be shown in FIG be carried out in different ways, for example according to the EP 2 279 684 A2 or the WO 97/40731 A1 revealed way.
  • the at least one energy store is connected to the at least one conveyor roller in such a way that unloading of the at least one energy store begins after the at least one cutting element has moved out of the jacket surface and before a maximum cutting force is reached.
  • the at least one cutting element can comprise at least one knife strip.
  • At least one drive device with which the at least one conveyor roller can be set in rotation, preferably wherein the at least one conveyor roller is connected to the at least one drive device on only one side.
  • This can be a manually operated drive device and / or a drive device comprising an electric motor, the invention having proven particularly advantageous in an embodiment in which both a manually operated drive device and a drive device comprising an electric motor are provided is.
  • the output device can be operated in a hybrid mode.
  • the Figure 1 shows a dispensing device 1 for dispensing a sheet-shaped flat product 2, in particular made of paper, comprising a dispensing opening 3, via which the sheet-shaped sheet product 2 can leave the dispensing device 1, and a rotatable conveyor roller 4 with which the sheet-shaped sheet product 2 can be conveyed to the dispensing opening 3, wherein the conveyor roller 4 comprises at least one cutting element 5, with which, in at least one cutting rotary position SD of the conveyor roller 4, a section can be separated from the sheet-like flat product 2 and / or the sheet-like sheet product 2 can be perforated (see also the following figures).
  • An energy store 6 is provided, which is connected to the conveyor roller 4 in such a way that it is loaded in a first angle of rotation range 7 separate from the at least one rotary cutting position SD, and discharged in a second angular rotation range 8 comprising at least one rotary cutting position SD.
  • the output device 1 can comprise a drive device 18 with which the at least one conveyor roller 4 can be set in rotation, the drive device 18 comprising an actuating element 20 and a rotatable coupling element 21 with a lever arm 22, the coupling element 21 in engagement with the Conveyor roller 4 is, the actuating element 20 is designed as a linear slide and the drive device 18 is a conversion device 23 for converting a Linear movement of the linear slide includes a rotary movement of the coupling element 21.
  • the dispensing device 1 comprises a housing 10, with a rear side 24 for mounting the dispensing device 1 on a wall or the like and an underside 25 pointing downwards in the mounted state, the linear slide being linearly displaceable on the underside 25 of the housing 10 is stored.
  • guides 26 for guiding the linear slide and two stop elements 27, 28 can also be provided in order to limit the linear movement of the linear slide.
  • the linear slide can be moved in a depth direction 29 of the dispensing device 1 and comprises an angled grip element 30.
  • the dispensing device 1 comprises an openable cover 49 over which an interior of the dispensing device 1 in an open position, e.g. is accessible for refilling the sheet-shaped flat product 2 to be dispensed and / or for maintenance purposes.
  • the Figures 2a) to 2f ) each show an arrangement with a rotatable conveyor roller 4, a first counter-roller 11, via which a sheet-shaped sheet product 2 is fed to the conveyor roller 4, and a second counter-roller 12, via which the sheet-shaped sheet product 2 is led away from the conveyor roller 2 again.
  • the sheet-like flat product 2 is exemplified in FIG Figure 2a ) shown.
  • the Figures 2a) to 2f ) show a sequence of successive rotational positions of the conveyor roller 4.
  • An energy storage device 6 in the form of a spring, specifically a tension spring, is provided which, on the one hand, is coupled with movement to the conveyor roller 4 via an engagement point 48 and, on the other hand, to a stationary bearing point 9, which is formed, for example, on a housing 10 of the output device 1, is connected. Depending on the rotational position of the conveyor roller 4, the energy store 6 is charged or discharged differently.
  • the sheet-like flat product 2 can be pressed onto the conveyor roller 4 via the counter rollers 11, 12.
  • the conveyor roller 4 has a contact point 13, in which the sheet-like flat product 2 contacts the conveyor roller 4 for the first time, and a lifting point 14, in which the sheet-like flat product 2 can be lifted from the conveyor roller 4, the contact point 13 and the lifting point 14 essentially correspond to the transitions between the first angle of rotation range 7 and second angle of rotation range 8, the cutting rotary position SD being arranged between the contact point 13 and the lifting point 14 (cf. Figure 2b )).
  • the conveyor roller 4 is contacted by the sheet-like flat product 2 in the second rotational angle range 8.
  • the conveyor roller 4 has a jacket surface 16 and an opening 15 in the jacket surface 16.
  • a cutting element 5 is provided, which is arranged essentially in the interior of the conveyor roller 4. Furthermore, a movement mechanism 17 is provided, by means of which the cutting element 5 can be extended and retracted once from the lateral surface 16 in the course of a rotation of the conveyor roller 4 through 360 °, the cutting element 5 being extended and retracted from the lateral surface 16 in the second rotational angle range 8 .
  • the energy store 6 is fully charged ( Fig. 2a )).
  • the cutting element 5 is arranged entirely in the interior of the conveyor roller 4.
  • the energy store 6 is completely discharged.
  • the cutting element 5 is again arranged completely inside the conveyor roller 4. If the conveyor roller 4 continues to rotate, e.g. by manually pulling on the sheet-like flat product 2, the energy storage device 6 is reloaded ( Fig. 2e) and 2f )).
  • the energy storage device 6 is connected to the conveyor roller 4 in such a way that the unloading of the energy storage device 6 begins after the cutting element 5 has moved out of the lateral surface 16 and before a maximum cutting force is reached .
  • the boundary between the first angle of rotation range 7 and the second angle of rotation range 8 thus shifts compared to that in FIG Figure 2a ) clockwise situation.
  • the energy store 6 is also charged at the beginning of the extension of the cutting element 5.
  • the Figures 3a) to 3d ) show different views of an arrangement of a conveyor roller 4, a manual drive device 18 and a motorized drive device 19 for driving the conveyor roller 4, two counter rollers 11, 12 and a roller 47 on which the sheet-like flat product 2 is wound.
  • the Figure 3a ) a first side view
  • the Figure 3b ) a side view from the opposite side to the Figure 3c ) a front view
  • the cutting element 5 in the illustrated embodiment comprises a knife strip.
  • the conveyor roller 4 can be set in rotation.
  • the conveyor roller 4 is connected to the drive devices 18, 19 on only one side.
  • the drive device 18 comprises an actuating element 20 and a rotatable coupling element 21 with a lever arm 22, wherein the coupling element 21 is in engagement with the conveyor roller 4, the actuating element 20 is designed as a linear slide and the drive device 18 is a conversion device 23 for converting a linear movement of the linear slide into comprises a rotational movement of the coupling element 21.
  • the drive device 18 and / or the conveyor roller 4 comprises a freewheeling device 31 which is designed such that the conveyor roller 4 can be set in rotation when the linear slide is moved in a first direction 32 and in a second, the first direction, when the linear slide is moved Direction 32, opposite direction 33, the conveyor roller 4 can be decoupled from the movement of the linear slide, the freewheel device 31 being arranged on a hub 34 of the conveyor roller 4 and between the conveyor roller 4 and a gear element 36 rotatably connected to it and having a toothed ring 35.
  • the coupling element 21 is permanently in engagement with the conveyor roller 4 and comprises a toothed ring section 37 which is in engagement with the toothed ring 35.
  • the coupling element 21 is mounted rotatably about an axis of rotation 38 on a housing 10 of the dispensing device 1. A distance 39 from one end of the lever arm 22 of the coupling element 21 to the linear slide can be changed in the course of the rotary movement of the coupling element 21.
  • the conversion device 23 for converting a linear movement of the linear slide into a rotary movement of the coupling element 21 comprises a bolt-shaped driver 40 and an engagement 41 for the driver 40, the engagement 41 being designed as a guide track in which the driver 40 is mounted so as to be movable to a limited extent.
  • the guide track can for example be designed as an elongated hole.
  • the guideway provides compensation play for the driver 40 during its rotational movement.
  • the driver 40 is arranged at one end of the lever arm 22 of the coupling element 21.
  • the distance 39 of the end of the lever arm 22 or the driver 40 to the linear slide changes in the course of the rotary movement of the coupling element 21. To compensate for this change in the distance 39, the compensation clearance provided by the guide track is provided.
  • the driver 40 can also be arranged on the linear slide and the engagement 41 on the lever arm 22 of the coupling element 21.
  • the second drive device 19 comprises a motor 42, with gear elements 43, 44, 45 being provided which are arranged between the motor 42 and the conveyor roller 4 for the transmission of a torque.
  • the second drive device 19 is permanently coupled to the conveyor roller 4, that is to say even when it is set into rotation manually via the actuating element 20. In this case it is advisable to operate the motor 42 as a generator and to deposit the electrical energy thus obtained in at least one energy store.
  • At least one of the two drive devices 18, 19 and / or conveyor roller 4 comprises at least one free-wheeling device 31, which is designed such that when the conveyor roller 4 is driven by the second drive device 19, the linear slide can be decoupled from the movement of the conveyor roller 4, so that the The linear slide does not move when the motor 42 drives the conveyor roller 4.
  • the free-wheeling device 31 fulfills a double function, a first function being that the linear slide can be moved back into the starting position without moving the conveyor roller 4 and the web-shaped flat product 2 connected to it, and a second function is that the Conveyor roller 4 can be driven by the second drive device 19 without moving the linear slide.
  • a storage point 46 is provided for the roller 47, on which the sheet-like flat product 2 is rolled up, the sheet-shaped sheet-like product 2 being conveyable from the bearing point 46 via the conveyor roller 4 to the output opening 3.
  • the sheet-like flat product 2 is shown in the figures only up to the counter roll 11. It sits like in Figure 3a ) indicated by a dashed line through the arrangement.

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  • Public Health (AREA)
  • Advancing Webs (AREA)
EP20164868.0A 2019-04-10 2020-03-23 Dispositif de distribution de produit plat en forme de bande Pending EP3721770A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ATA50316/2019A AT522407B1 (de) 2019-04-10 2019-04-10 Ausgabevorrichtung zur Ausgabe eines bahnförmigen Flächenproduktes

Publications (1)

Publication Number Publication Date
EP3721770A1 true EP3721770A1 (fr) 2020-10-14

Family

ID=69953863

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20164868.0A Pending EP3721770A1 (fr) 2019-04-10 2020-03-23 Dispositif de distribution de produit plat en forme de bande

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EP (1) EP3721770A1 (fr)
AT (1) AT522407B1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997040731A1 (fr) 1996-04-25 1997-11-06 Hagleitner Betriebshygiene Ges.M.B.H. & Co. Kg Guide-lame pour un dispositif distribuant des morceaux de papier
CA2541645A1 (fr) * 2006-04-03 2007-10-03 Global Plastics Distributeur hybride d'essuie-mains
EP2279684A2 (fr) 2009-06-23 2011-02-02 Hans Georg Hagleitner Guidage de couteau pour un dispositif de sortie de segments de papier
DE102014106146A1 (de) * 2014-04-30 2015-11-05 Metsä Tissue Oyj Ausgabevorrichtung zur Ausgabe von Flächenabschnitten eines bahnförmigen Flächenproduktes mit Schneidvorrichtung

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE80725B1 (en) * 1991-02-26 1998-12-30 Georgia Pacific Corp Method and apparatus for dispensing flexible sheet material
DE102017110517A1 (de) * 2017-05-15 2018-11-15 Ille Papier-Service Gmbh Vorrichtung zur Ausgabe von Papierabschnitten vorgegebener Länge

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997040731A1 (fr) 1996-04-25 1997-11-06 Hagleitner Betriebshygiene Ges.M.B.H. & Co. Kg Guide-lame pour un dispositif distribuant des morceaux de papier
CA2541645A1 (fr) * 2006-04-03 2007-10-03 Global Plastics Distributeur hybride d'essuie-mains
EP2279684A2 (fr) 2009-06-23 2011-02-02 Hans Georg Hagleitner Guidage de couteau pour un dispositif de sortie de segments de papier
DE102014106146A1 (de) * 2014-04-30 2015-11-05 Metsä Tissue Oyj Ausgabevorrichtung zur Ausgabe von Flächenabschnitten eines bahnförmigen Flächenproduktes mit Schneidvorrichtung

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Publication number Publication date
AT522407A1 (de) 2020-10-15
AT522407B1 (de) 2021-12-15

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