EP3386363B1 - Procede de liaison interposee d'une plaque de support et d'une paroi d'un sac d'aspirateur et sac d'aspirateur - Google Patents

Procede de liaison interposee d'une plaque de support et d'une paroi d'un sac d'aspirateur et sac d'aspirateur Download PDF

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Publication number
EP3386363B1
EP3386363B1 EP16809066.0A EP16809066A EP3386363B1 EP 3386363 B1 EP3386363 B1 EP 3386363B1 EP 16809066 A EP16809066 A EP 16809066A EP 3386363 B1 EP3386363 B1 EP 3386363B1
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EP
European Patent Office
Prior art keywords
wall
vacuum cleaner
retaining plate
filter bag
cleaner filter
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Application number
EP16809066.0A
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German (de)
English (en)
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EP3386363A1 (fr
Inventor
Jan Schultink
Ralf Sauer
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Eurofilters NV
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Eurofilters NV
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Publication of EP3386363A1 publication Critical patent/EP3386363A1/fr
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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/14—Bags or the like; Rigid filtering receptacles; Attachment of, or closures for, bags or receptacles
    • A47L9/1427—Means for mounting or attaching bags or filtering receptacles in suction cleaners; Adapters
    • A47L9/1436—Connecting plates, e.g. collars, end closures

Definitions

  • the present invention relates to methods for producing an improved cohesive bond between a holding plate and the wall of a vacuum cleaner filter bag.
  • the holding plate is not applied directly to the wall of the vacuum cleaner filter bag, but a textile material is arranged between the holding plate and the wall.
  • the holding plate and the wall of the vacuum cleaner filter bag are connected via the textile material.
  • a film made of a thermoplastic material is arranged in areas between the holding plate and the wall of the vacuum cleaner filter bag between the wall of the vacuum cleaner filter bag and the holding plate.
  • the holding plate and the wall of the vacuum cleaner filter bag are connected via the film.
  • the present invention also relates to vacuum cleaner filter bags, in which the holding plate is connected to the wall of the vacuum cleaner filter bag is materially connected to the above principles.
  • a vacuum cleaner bag holding plate is connected to the nonwoven fabric of a filter bag by gluing using a thermally activated adhesive (e.g. hot melt) or by ultrasonic welding. Because of the short welding time and the high strength and process reliability of the welded connection, it is preferred.
  • a thermally activated adhesive e.g. hot melt
  • Direction indicators on the holding plate as well as structures on the sonotrode or on the anvil further increase the performance of ultrasonic welding.
  • the object of the present invention is therefore to provide reliable methods for connecting a holding plate to the wall of a vacuum cleaner filter bag, with which the aforementioned disadvantages are avoided
  • the bond between the holding plate and the wall of the filter bag should be easy to implement, the bond created should be able to withstand high tensile loads, and the results obtained should also be reproducible. It is also an object of the present invention to provide corresponding vacuum cleaner filter bags.
  • the DE 20 2008 002 010 U1 describes a filter bag for a vacuum cleaner, the filter bag having a dust collection bag connected to a support plate which has a passage opening for a vacuum cleaner nozzle which is provided with a seal made of a polymeric material.
  • the dust collection bag is glued and/or welded directly to the seal.
  • the DE 20 2008 004 025 U1 describes a filter, in particular a vacuum cleaner bag, with a filter material on which an inflow opening is provided, in which a sealing device for producing a seal with a nozzle is provided, which is arranged adjacent to a holding plate.
  • the sealing device has at least one elastic rubber layer with an opening, which is reinforced by a further stiffer material layer with an opening aligned with the opening of the rubber layer.
  • a vacuum cleaner filter bag a filter bag material that has an inner layer made of nonwoven material at least in the area of the inlet opening, and a holding plate arranged on the outside of the filter bag in the area of the inlet opening, which can be attached to a holding device of a vacuum cleaner for holding the vacuum cleaner filter bag and on which a closure device for closing the inlet opening is provided, known, wherein the nonwoven material in the area of the inlet opening has a surface which is provided in such a way that the formation of a filter cake on this surface is avoided.
  • the invention therefore relates to a method for materially connecting a holding plate to the wall of a vacuum cleaner filter bag.
  • the wall of the vacuum cleaner filter bag has a location intended for attaching the holding plate.
  • this location can be located in different places.
  • a material, non-positive or positive connection of the wall of the vacuum cleaner filter bag is produced with at least one, in particular exactly one, layer of a textile material, and the Holding plate is pressed onto the side of the wall of the vacuum cleaner filter bag provided with the textile material at the attachment location. A cohesive bond is then created between the wall of the vacuum cleaner filter bag, the textile material and the holding plate.
  • At least one layer of a textile material is first applied to the wall of the vacuum cleaner filter bag at the attachment location of the holding plate and there at least partially connected to the wall of the vacuum cleaner filter bag.
  • the attachment location is understood to mean the area of the wall of the vacuum cleaner filter bag on which the holding plate is later arranged, i.e. the area of the wall that is defined by the outline of the holding plate in projection onto the wall.
  • the application of the textile material can only take place in areas of the attachment location, so that only part of the surface on which the holding plate is later arranged is provided with a textile material.
  • This embodiment is particularly useful if it is only sufficient as a selective or regional reinforcement of the connection between the holding plate and the wall of the vacuum cleaner filter bag.
  • One or more strips of textile material may also be sufficient.
  • the area of the bond, for example the weld, that experiences the highest stress can be reinforced.
  • the area of the textile material prefferably be larger than the area of the attachment location, so that after connecting the holding plate to the wall, textile material protrudes below the holding plate.
  • the at least partially connected connection of the textile material to the wall can be done, for example, by selective welding, selective gluing, but also via permanent or temporary mechanical fixings, such as clamp connections, etc.
  • the holding plate is pressed onto the textile material in such a way that at least part of the surface of the holding plate comes to rest on the textile material. It is also possible for the entire area of the holding plate to be adapted to the textile material in the event that the area of the textile material selected for this is correspondingly large, i.e. is at least as large as the base area of the holding plate.
  • a cohesive bond is produced between the wall of the vacuum cleaner filter bag and the holding plate through the textile material.
  • This can be done, for example, by welding, in particular ultrasonic welding, or by gluing.
  • an adhesive is applied either to the textile material, the holding plate or the textile material and the holding plate before the holding plate is pressed onto the textile material.
  • a second variant of the first aspect according to the invention provides that at least in areas on the holding plate a material, non-positive or positive connection of the holding plate is produced with at least one, in particular exactly one layer of a textile material, and the holding plate with the side provided with the textile material is pressed against the wall of the vacuum cleaner filter bag at the attachment location.
  • a cohesive bond between the wall and the textile material is then produced in the manner described above.
  • the textile material is fixed to the holding plate at least in areas, the holding plate is then pressed together with the at least partially fixed textile material at the attachment location on the wall of the vacuum cleaner filter bag and connected to the textile material through it.
  • the textile material can, for example, only be attached in areas of the holding plate, e.g. in such a way that the textile material does not fill the entire surface of the holding plate, or that one edge of the holding plate is projected over by the textile material, but not the entire surface of the holding plate which is later connected to the wall and is covered by textile material. It is also possible for the textile material to cover the entire surface of the holding plate, also in such a way that the textile material protrudes beyond the edge of the holding plate.
  • a passage opening in the textile material can be made in front of or in the event that it is arranged on the holding plate in such a way that the inlet opening is partially or completely covered after being applied to the holding plate.
  • the passage opening can also be introduced after the holding plate has been connected to the wall of the vacuum cleaner filter bag.
  • connection of the textile material to the holding plate can be carried out analogously to the statements for connecting the textile material to the wall according to the first variant, i.e. also, for example, by selective welding, selective gluing, but also via mechanical permanent or temporary fixings, such as clamp connections, etc.
  • the textile material can, for example, already be introduced into the injection mold and thus be connected to the holding plate directly during the injection molding process.
  • connection of the holding plate provided with the textile material is otherwise identical to the first variant, i.e. H.
  • the holding plate can be glued or welded to the wall using the textile material.
  • a third variant of the first aspect of the method according to the invention it is provided that at least one, in particular exactly one, layer of a textile material is introduced between the wall of the vacuum cleaner filter bag and the holding plate, at least in some areas in the area of the attachment location of the holding plate, the holding plate together with the textile material Attachment location is pressed against the wall of the vacuum cleaner filter bag.
  • a cohesive bond is created between the wall and the holding plate via the textile material.
  • the textile material is introduced between the wall and the holding plate without prior fixation, for example inserted at the intended location; there is only a single binding process in which the holding plate is connected to the wall of the vacuum cleaner filter bag through the textile material.
  • the textile material can only be applied in areas of the attachment location, so that only part of the surface on which the holding plate will later be arranged is provided with a textile material. It is also possible to equip the entire area that defines the attachment location of the holding plate with a textile material. It is also possible to choose the area of the textile material to be larger than the area of the attachment location, so that after connecting the holding plate to the wall, textile material protrudes below the holding plate.
  • the textile material and/or at least the support side of the holding plate comprises the wall of the vacuum cleaner filter bag, at least in the area of the attachment location of the holding plate, or consists or is formed of a thermoplastic material.
  • thermoplastic materials that are suitable for the wall of the vacuum cleaner filter bag are polyolefins, in particular polyethylene, polypropylene or polystyrene, polyester, in particular PET, PBT, PC or PLA, thermoplastic elastomers, in particular TPE-O, TPE-V, TPE- U, TPE-E, TPE-S or TPE-A, poly(meth)acrylates, polyamides, polybenzimidazoles, polyethersulfones, polyetheretherketones, polyetherimides, polyphenylene oxides, polyphenylene sulfides and polytetrafluoroethylene as well as mixtures, blends or combinations thereof.
  • the wall of the vacuum cleaner filter bag can be designed, for example, as a film or as a
  • the textile material comprises or consists or is formed of thermoplastic fibers and/or thermoplastic filaments.
  • thermoplastic fibers or filaments of the textile material can be formed from the identical or different materials that were previously mentioned for the wall of the vacuum cleaner filter bag.
  • At least the support side of the holding plate comprises a thermoplastic material at least in some areas or consists or is formed entirely of a thermoplastic material or the entire holding plate consists or is formed of a thermoplastic material.
  • thermoplastic materials mentioned further forward for the wall of the vacuum cleaner filter bag are also suitable for the purposes of the holding plate.
  • the materials of the holding plate can be the same or different materials that are used for the wall of the vacuum cleaner filter bag or the textile material.
  • thermoplastic materials of the textile material therefore melt sooner, ie at lower temperatures, than the thermoplastic materials of the wall and/or the holding plate and/or have a lower viscosity at the same temperature. Due to the excellent melting and/or the low viscosity of the melt of these materials, particularly in the case of one Welded connection causes improved wetting of the wall and the holding plate, so that a significant improvement in the bond between the holding plate and the wall of the vacuum cleaner filter bag can be observed.
  • thermoplastic materials for the wall of the vacuum cleaner filter bag are polyolefins, in particular polypropylene or polyethylene, polyester or - in the event that the wall is designed as a film laminate at least at the point of attachment - thermoplastic polymers, in particular TPE or TPU as the layer of this laminate facing the holding plate to call.
  • Polyolefins such as polypropylene or polyethylene or polyester, in particular PET, are used in particular as materials for the holding plate.
  • the materials that are particularly suitable for the textile material are preferably thermoplastic elastomers, such as TPE or TPU.
  • the textile material it is also possible for the textile material to be formed from the same thermoplastics as the holding plate or the wall; in this case, however, as described above, it is preferred if the thermoplastic material has a lower melting point.
  • both the wall, the holding plate and the textile material are made of PP, it is advantageous to use a type of PP for the textile material that has a lower melting point and/or a higher MFI, such as the PP Varieties used for holding plate and wall.
  • the textile material is selected from the group consisting of nonwovens, nets, woven fabrics, knitted fabrics, laid fabrics, crocheted fabrics, braids, sewn-knit fabrics and felts as well as combinations thereof.
  • nonwovens and nettings are particularly preferred among the nonwovens.
  • the textile material is flat and in particular has a basis weight of 5 to 200 g/m2, preferably 10 to 100 g/m2, particularly preferably 15 to 50 g/m2 on.
  • the wall of the vacuum cleaner filter bag at least in the area in which the holding plate is to be fixed, is made of a film made of a thermoplastic material, a film laminate, in which at least the side on which the holding plate is applied is made of a thermoplastic material, or is formed from a nonwoven fabric made of a thermoplastic material.
  • the smooth surface of the film makes it difficult to securely weld a holding plate to the film. It is assumed that the film or the film laminate cannot be completely wetted, particularly during the welding process. Surprisingly, the wetting of the film or film laminate in particular can be improved if a textile material is arranged between the holding plate and the film or film laminate. It is particularly preferred here if the textile material itself consists of a thermoplastic, in particular of a thermoplastic elastomer, and also melts during the welding process, for example. This allows significantly better wetting of the film to be achieved, so that the resulting maximum tensile force that can act on the holding plate before the holding plate is partially or completely torn off, can be significantly improved.
  • a bag inlet opening into the wall of the vacuum cleaner filter bag or a passage opening into the textile material and to align the respective openings in the different variants of the method specified at the beginning.
  • the holding plate in the initially mentioned variant of the method according to the invention, it is preferred to first produce an at least regional connection of the textile material with the wall of the vacuum cleaner filter bag at the connection point of the holding plate and, in a subsequent step, for example by means of a punching process, to simultaneously create a congruent bag inlet opening in the Wall of the vacuum cleaner filter bag and a passage opening in the textile material. Subsequently, the holding plate can then be applied with its entrance opening aligned with the passage opening of the textile material.
  • the geometric shape of the textile material can depend on the weld seam geometry to be achieved. Typically the weld is round and has a width of a few mm to cm. It is therefore sufficient to position a corresponding ring made of textile material between the film and the holding plate and to connect it to the film and the holding plate in one step using the known ultrasonic welding process.
  • the textile material can e.g. B. be designed as a strip of material, which can also be wider than the desired weld seam to make positioning easier.
  • the bag inlet opening of the wall of the vacuum cleaner filter bag and/or the passage opening of the textile material can be dimensioned to be smaller in diameter or the same size as the inlet opening of the holding plate.
  • This embodiment provides that either the bag inlet opening of the wall of the vacuum cleaner filter bag, or the passage opening of the textile material, or the bag inlet opening of the wall of the vacuum cleaner filter bag and the passage opening of the textile material are dimensioned smaller in diameter than the inlet opening of the holding plate.
  • This resulting protrusion in the direction of the recess (filling hole) forms a seal which can be sealed against the nozzle of the vacuum cleaner which is to be inserted into the interior of the resulting vacuum cleaner filter bag via the inlet opening of the holding plate.
  • a good sealing effect can be observed, particularly with a smaller dimensioning of the passage opening of the textile material (and possibly also the bag inlet opening of the wall of the vacuum cleaner filter bag).
  • the textile material in the area of this resulting supernatant, can also be connected, for example welded, to the wall of the vacuum cleaner filter bag. However, it is also possible to leave the textile material in this area unconnected to the wall of the vacuum cleaner filter bag.
  • At least one flat sealing element preferably made of TPE or TPU, is introduced at the attachment location of the holding plate on the inside of the wall of the vacuum cleaner filter bag, between the wall of the vacuum cleaner filter bag and the textile material and / or between the textile material and the holding plate is formed and which has a passage opening which is arranged flush with the passage opening of the holding plate, but has a smaller diameter than the diameter of the passage opening of the holding plate.
  • the support side of the holding plate is structured at least in some areas and/or has a direction indicator for ultrasound.
  • a direction indicator can be designed, for example, as a raised groove on the attachment side of the holding plate.
  • the wall of the vacuum cleaner filter bag is designed as a film or as a film laminate at least in the area of the attachment location of the holding plate
  • the film or the film laminate is structured, in particular high-low, at least at the attachment location. structured, such as knurled.
  • the film used can also be a laminate made of two different thermoplastics.
  • the layer of the laminate that can be activated more easily by ultrasound points towards the holding plate. If this layer is, for example, a TPE and the holding plate with the one in the EP2311358 A1 If the TPE welding aid described is equipped, a particularly good connection is achieved. In this case too, the additional introduction of a textile material is further advantageous.
  • a further particularly preferred embodiment provides that on the wall at least in the attachment location of the holding plate on the wall and / or on the side of the textile material facing the wall and / or on the side of the textile material facing the holding plate at least partially a thermoplastic elastomer, such as in particular TPE-O, TPE-V, TPE-U, TPE-E, TPE-S or TPE-A, is applied, for example via a printing process, in particular by means of functional screen printing.
  • the thermoplastic elastomer can, for example, be applied to the respective surface in the form of knobs or concentric circles.
  • the present invention relates to a further method for materially connecting a holding plate to the wall of a vacuum cleaner filter bag at an attachment location intended for this purpose.
  • no textile material is used between the holding plate and the wall to reinforce the composite, but rather a film made of a thermoplastic material, which is only used in one area of the attachment location.
  • the second aspect of the method according to the invention is also designed in three variants.
  • a material, non-positive or positive connection of the wall of the vacuum cleaner filter bag is produced with at least one, in particular exactly one layer of a film made of a thermoplastic material
  • the holding plate is attached to the Film-provided side of the wall of the vacuum cleaner filter bag is pressed at the attachment location and then a cohesive bond is produced between the wall of the vacuum cleaner filter bag, the film and the holding plate.
  • a material, non-positive or positive connection of the holding plate with at least one, in particular exactly one layer of a film made of a thermoplastic material is produced on the holding plate, at least in areas, and the holding plate is with the side provided with the film Attachment location pressed onto the wall of the vacuum cleaner filter bag and then a cohesive bond was created between the wall of the vacuum cleaner filter bag, the film and the holding plate.
  • At least one, in particular exactly one layer of a film made of a thermoplastic material is introduced into the holding plate, the holding plate together with the film is pressed against the wall of the vacuum cleaner filter bag at the attachment location and then a cohesive bond is produced between the wall of the vacuum cleaner filter bag, the film and the holding plate.
  • the wall, the film and/or the holding plate comprises or is formed from a thermoplastic material.
  • the film is formed from a thermoplastic material which has a melting temperature which is less than or equal to, preferably less than, particularly preferably at least 10 ° C less than, in particular at least 20 ° C less than the melting temperature of the thermoplastic material of the wall of the Vacuum cleaner filter bag and/or as the melting temperature of the thermoplastic material of the holding plate (5), the melting temperature being determined in accordance with ISO 11357, and/or a melt flow rate (MFR) which is greater than or equal to, preferably greater, particularly preferably greater by a factor of 10 to 20, than the melt flow index of the thermoplastic material of the wall (1) of the vacuum cleaner filter bag and/or than that Melt flow index of the thermoplastic material of the holding plate (5), where the melt flow index each is determined according to ISO 1133, with a nominal load of 2.16 kg and a temperature of 230 °C.
  • MFR melt flow rate
  • the materials that can be used in particular for the film correspond to the materials that were mentioned as preferred materials for the above-mentioned textile materials.
  • the film which is inserted between the holding plate and the wall, is preferably designed as a strip of material.
  • the film is not arranged in the area of the entrance opening of the holding plate or the bag inlet opening of the wall of the vacuum cleaner filter bag, but rather preferably in the edge area of the attachment location of the holding plate.
  • the area in which the film is arranged preferably accounts for 5 to 70%, more preferably 10 to 50%, particularly preferably 15 to 25% of the area of the attachment location of the holding plate.
  • the film inserted between the wall and the holding plate can be continuous or slotted and/or perforated.
  • thermoplastic elastomer such as e.g. in particular TPE-O, TPE-V, TPE-U, TPE-E, TPE-S or TPE-A is applied, for example via a printing process, in particular by means of functional screen printing.
  • the thermoplastic elastomer can be applied to the respective surface in the form of knobs or concentric circles, for example.
  • this second aspect of the invention is identical to the first aspect. To avoid of repetitions, reference is made to the above statements made in the first aspect of the invention.
  • connection options with which the film can be connected to the wall or the holding plate at least in some areas correspond to those that were already discussed in the first aspect of the present invention.
  • selective or full-surface welding or gluing comes into question here.
  • connection between the wall, film and holding plate also takes place analogously to the production of the connection between the wall, textile material and holding plate according to the first aspect of the invention.
  • the holding plate can also have a closure flap which protrudes through the bag inlet opening into the interior of the vacuum cleaner filter bag and by means of which the bag inlet opening can be closed from the inside.
  • This flap can, for example, have a spring by means of which the bag inlet opening can be self-closed with the flap.
  • the present invention relates to a vacuum cleaner filter bag, comprising a wall with an attachment location for a holding plate, as well as a holding plate which is cohesively connected to the wall at the attachment location and which is connected to the wall at least in some areas via at least one, in particular exactly one, layer of a textile material.
  • the wall of the vacuum cleaner filter bag is made of a film made of a thermoplastic material, a film laminate, in which at least the side on which the holding plate is applied is made of a thermoplastic material or of a nonwoven material made of a thermoplastic material is formed.
  • the wall of the vacuum cleaner filter bag in the area of the attachment location has a bag inlet opening
  • the textile material a passage opening
  • the holding plate has an entrance opening, wherein the bag inlet opening, passage opening and entrance opening are aligned one above the other, in particular that the bag inlet opening and / or the passage opening are dimensioned smaller or the same size as the entrance opening.
  • a further preferred embodiment provides that at the attachment location of the holding plate on the inside of the wall of the vacuum cleaner filter bag, between the wall of the vacuum cleaner filter bag and the textile material and / or between the textile material and the holding plate, at least one flat sealing element is introduced, which is preferably made of TPE or TPU is formed and which has a passage opening which is arranged in alignment with the passage opening of the holding plate, but has a smaller diameter than the diameter of the passage opening of the holding plate.
  • the invention relates to a vacuum cleaner filter bag, comprising a wall with an attachment location for a holding plate, as well as a holding plate which is cohesively connected to the wall at the attachment location and which is connected to the wall in areas via at least one, in particular exactly one, layer of a film made of a thermoplastic material .
  • the vacuum cleaner filter bag according to this variant is essentially identical to the previously mentioned embodiment, except for the fact that the holding plate is connected to the wall of the filter bag via a film that is only provided in certain areas at the attachment location.
  • the preferred passage opening is made into the film.
  • the vacuum cleaner filter bags according to all embodiments can be assembled from the walls described above and produced according to the invention using production methods known from the prior art, for example as a flat bag or as a block bottom bag.
  • Figure 1 shows a first method according to the invention for producing a wall according to the invention, which has an inlet opening, for a vacuum cleaner filter bag.
  • a wall 1 of a vacuum cleaner filter bag is provided.
  • the wall can be, for example, a nonwoven material or a film. Laminates made from nonwovens or foils are also conceivable. These materials can, for example, be provided from rolls and processed endlessly become.
  • Figure 1a (as in all subsequent figures) only a small section of the material of the wall 1 of the vacuum cleaner filter bag is shown.
  • Figure 1b shows the state after a textile material 2 has been applied to one side of the wall 1 of the vacuum cleaner filter bag by means of four separate individual welding points 3.
  • the remaining surface of the textile material 2 is loose and not connected to the wall of the filter bag.
  • the textile material 2 can also be glued at certain points to the wall 1 of the vacuum cleaner filter bag. It is also possible to connect the entire surface, for example by welding or gluing, the textile material 2 to the wall 1 of the vacuum cleaner filter bag.
  • a common opening (bag inlet opening 4 in the textile material 2 and passage opening 4 'in the textile material 2) is introduced.
  • This opening can be introduced, for example, by joint punching, cutting or similar processes.
  • Figure 1d shows the state after which a holding plate 5 with an associated inlet opening 6 has been applied in alignment with the common opening (4, 4 ') of the composite of wall 1 of the filter material and textile material 2. It can be seen that the passage opening 6 of the holding plate 5 has a larger diameter than the common opening (4, 4 ') of the wall of the filter bag and the textile material. This projection, which is visible within the entrance opening of the holding plate, acts as a seal for a nozzle of a vacuum cleaner to be inserted through the entrance opening 6 of the holding plate 5.
  • the common connection between the holding plate 5 and the wall 1 of the vacuum cleaner filter bag via the textile material 2 takes place, for example, by an ultrasonic welding process in which ultrasound is introduced into the holding plate using a sonotrode and an anvil.
  • the weld seam can, for example, be designed in a ring shape around the inlet opening 6 of the holding plate 5, but it is also possible to simply use the holding plate 5 to be welded at points via the textile material 2 to the wall 1 of the vacuum cleaner filter bag. It is also possible to weld the holding plate 5 over the entire surface of the textile material 2 to the wall 1 of the vacuum cleaner filter bag.
  • Both the wall 1, the textile material 2 and the holding plate 5 are made of thermoplastic materials in this example.
  • Figure 2 shows a further embodiment for producing a vacuum cleaner filter bag according to the invention.
  • the only and essential difference to the embodiment according to Figure 1 is that the textile material is smaller in size.
  • the textile material is only fixed to the wall 1 of the vacuum cleaner filter bag via two points 3 (for example by welding or gluing).
  • the textile material 2 does not cover the bag inlet opening 4, which is in Figure 2c ) is now only inserted into the wall of the vacuum cleaner filter bag.
  • the holding plate 5 When the holding plate 5 is superimposed, with the inlet opening of the holding plate 6 also being aligned with the bag inlet opening 4, the holding plate 5 only rests on the textile material 2 in certain areas.
  • the holding plate When the holding plate is finally connected by the textile material 2 to the wall 1 of the vacuum cleaner filter bag (for example via a welding process), only the area thereof is particularly reinforced by the presence of the textile material 2. This is sufficient, for example, if there is a known tensile load on the vacuum cleaner filter bag.
  • Figure 3 shows a further embodiment of a method according to the invention for producing a vacuum cleaner filter bag according to the invention.
  • figure 3a is identical to Figure 1a ) or.
  • Figure 2a The material of the wall of the vacuum cleaner filter bag is designed as a nonwoven material.
  • a recess A is now made in the wall 1 of the vacuum cleaner filter bag. This can be done, for example, by punching or cutting out.
  • thermoplastic film F covering the recess A is now fixed on the perspectively shown back of the wall 1 of the vacuum cleaner filter bag on the wall 1 of the vacuum cleaner filter bag, for example by welding or gluing.
  • a textile material 2 is fixed on the film F, for example by means of four welding points 3.
  • the holding plate 5 with the entrance opening 6 After the holding plate 5 with the entrance opening 6 has been applied, the holding plate is fixed by the textile material 2 with the film F, which forms the wall 1 of the vacuum cleaner filter bag in this area.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filters For Electric Vacuum Cleaners (AREA)
  • Filtering Materials (AREA)
  • Adhesives Or Adhesive Processes (AREA)

Claims (17)

  1. Procédé pour relier structurellement une plaque de rétention (5) à la paroi (1) d'un sac filtrant d'aspirateur à un emplacement de fixation pourvu à cet effet, dans lequel
    a) au moins par endroits, dans la zone de l'emplacement de fixation de la plaque de rétention (5), une liaison structurelle, par friction ou par verrouillage (3) de la paroi (1) du sac filtrant d'aspirateur est réalisée avec au moins une, en particulier exactement une, couche d'un matériau textile (2), et la plaque de rétention (5) est pressée contre le côté de la paroi du sac filtrant d'aspirateur pourvu du matériau textile (2) à l'emplacement de fixation, ou
    b) au moins par endroits de la plaque de rétention (5), une liaison structurelle, par friction ou par verrouillage de la plaque de rétention (5) est réalisée avec au moins une, en particulier exactement une, couche d'un matériau textile (2), et la plaque de rétention (5) est pressée contre la paroi (1) du sac filtrant d'aspirateur par le côté pourvu du matériau textile (2) à l'emplacement de fixation, ou
    c) au moins une, en particulier exactement une, couche d'un matériau textile (2) est introduite entre la paroi (1) du sac filtrant d'aspirateur et la plaque de rétention (5), au moins par endroits dans la zone de l'emplacement de fixation de la plaque de rétention (5), et la plaque de rétention (5) est pressée conjointement au matériau textile (2) contre la paroi (1) du sac filtrant d'aspirateur à l'emplacement de fixation,
    puis une liaison structurelle est réalisée entre la paroi (1) du sac filtrant d'aspirateur, le matériau textile (2) et la plaque de rétention (5), dans lequel
    la paroi (1) du sac filtrant d'aspirateur comporte ou est constituée ou formée d'au moins un matériau thermoplastique dans la zone de l'emplacement de fixation de la plaque de rétention (5),
    le matériau textile (2) comporte ou est constitué ou formé de fibres thermoplastiques et/ou de filaments thermoplastiques, et/ou
    au moins le côté d'appui de la plaque de rétention (5) comporte au moins par endroits un matériau thermoplastique ou est entièrement constitué ou formé d'un matériau thermoplastique, ou la totalité de la plaque de rétention (5) est constituée ou formée d'un matériau thermoplastique.
  2. Procédé selon la revendication 1, caractérisé en ce que le matériau thermoplastique de la paroi (1) du sac filtrant d'aspirateur, le matériau à partir duquel sont formés les filaments thermoplastiques et/ou les fibres thermoplastiques du matériau textile (2), et/ou le matériau thermoplastique de la plaque de rétention (5) sont sélectionnés indépendamment dans le groupe constitué par les polyoléfines, en particulier le polyéthylène, le polypropylène et le polystyrène, les polyméthacrylates, les polyamides, les polyesters, en particulier le PET, le PBT, le PC et le PLA, les élastomères thermoplastiques (TPE), en particulier le TPE-0, le TPE-V, le TPE-U, le TPE-E, le TPE-S et le TPE-A, les polybenzimidazoles, les polyéthersulfones, les polyétheréthercétones, les polyétherimides, les oxydes de polyphénylène, les sulfures de polyphénylène et le polytétrafluoroéthylène, ainsi que les mélanges ou combinaisons de ceux-ci.
  3. Procédé selon l'une des revendications précédentes, caractérisé en ce que le matériau textile (2) est sélectionné dans le groupe constitué par les non-tissés, les maillages, les tissus, les tricots, les nappes, les tissus tricotés, les tresses, les tricots cousus et les feutres, ainsi que leurs combinaisons.
  4. Procédé selon la revendication précédente, caractérisé en ce que le non-tissé est choisi dans le groupe constitué des filés-liés et des filés-cardés.
  5. Procédé selon l'une des revendications précédentes, caractérisé en ce que le matériau textile (2) est plat et présente en particulier un grammage de 5 à 200 g/m2, de préférence de 10 à 100 g/m2, et particulièrement de préférence de 15 à 50 g/m2.
  6. Procédé selon l'une des revendications précédentes, caractérisé en ce que la paroi (1) du sac filtrant d'aspirateur est constituée, au moins à l'emplacement de fixation de la plaque de rétention (5), d'un film (F) en matériau thermoplastique, d'un film stratifié dans lequel au moins le côté sur lequel est placée la plaque de rétention (5) est constitué d'un matériau thermoplastique, ou d'un non-tissé constitué d'un matériau thermoplastique.
  7. Procédé selon l'une des revendications précédentes, caractérisé en ce que
    a) la liaison, au moins par endroits, structurelle, par friction ou par verrouillage de la paroi (1) du sac filtrant d'aspirateur avec le matériau textile (2),
    b) la liaison, au moins par endroits, structurelle, par friction ou par verrouillage de la plaque de rétention (5) avec le matériau textile (2), et/ou
    c) la réalisation finale de la liaison structurelle entre la paroi (1) du sac filtrant d'aspirateur, le matériau textile (2) et la plaque de rétention (5)
    s'effectue au moyen d'un procédé de soudage, en particulier d'un procédé de soudage par ultrasons, ou au moyen d'une liaison adhésive, en particulier au moyen d'une colle liquide, d'une colle à 2 composants ou d'une colle thermofusible.
  8. Procédé selon l'une des revendications précédentes, caractérisé en ce que
    la paroi (1) du sac filtrant d'aspirateur présente, dans la zone de l'emplacement de fixation, une ouverture d'admission de sac (4), le matériau textile (2) présente une ouverture de passage (4) et la plaque de rétention (5) présente une ouverture d'entrée (6), dans lequel l'ouverture d'admission de sac (4), l'ouverture de passage (4) et l'ouverture d'entrée (6) sont alignées les unes sur les autres, ou
    une ouverture d'admission de sac (4) et/ou une ouverture de passage (4) dans le matériau textile (2) est ou sont apportées dans la paroi (1) du sac filtrant d'aspirateur dans la zone de l'emplacement de fixation, et l'ouverture d'admission de sac (4), l'ouverture de passage (4) ainsi qu'une ouverture d'entrée (6) de la plaque de rétention (5) sont alignées les unes sur les autres.
  9. Procédé selon la revendication précédente, caractérisé en ce que l'ouverture d'admission de sac (4) et/ou l'ouverture de passage (4) est ou sont dimensionnées pour avoir un diamètre inférieur ou égal à celui de l'ouverture d'entrée (6).
  10. Procédé selon l'une des revendications précédentes, caractérisé en ce qu'à l'emplacement de fixation de la plaque de rétention (5) du côté intérieur de la paroi (1) du sac filtrant d'aspirateur, au moins un élément d'étanchéité plat est introduit entre la paroi (1) du sac filtrant d'aspirateur et le matériau textile (2) et/ou entre le matériau textile (2) et la plaque de rétention (5), ledit élément d'étanchéité étant de préférence constitué en élastomère thermoplastique (TPE) ou en polyuréthane thermoplastique (TPU) et présentant une ouverture de passage qui est alignée avec l'ouverture de passage de la plaque de rétention (5), mais dont le diamètre est inférieur à celui de l'ouverture de passage de la plaque de rétention (5).
  11. Procédé selon l'une des revendications précédentes, caractérisé en ce que
    le côté d'appui de la plaque de rétention (5) est structuré au moins par endroits et/ou comporte un capteur de direction pour les ultrasons, et/ou
    dans le cas où la paroi (1) du sac filtrant d'aspirateur est constituée comme un film (F) ou comme un film stratifié au moins dans la zone de l'emplacement de fixation de la plaque de rétention (5), le film (F) ou le film stratifié est structuré, en particulier fortement structuré, par exemple moleté, au moins à l'emplacement de fixation.
  12. Procédé pour relier structurellement une plaque de rétention (5) à la paroi (1) d'un sac filtrant d'aspirateur à un emplacement de fixation pourvu à cet effet, dans lequel
    a) au moins par endroits à l'emplacement de fixation de la plaque de rétention (5), une liaison structurelle, par friction ou par verrouillage (3) de la paroi (1) du sac filtrant d'aspirateur est réalisée avec au moins une, en particulier exactement une, couche d'un film (F) en matériau thermoplastique, et la plaque de rétention (5) est pressée contre le côté de la paroi du sac filtrant d'aspirateur muni du film à l'emplacement de fixation, ou
    b) au moins par endroits sur la plaque de rétention (5), une liaison structurelle, par friction ou par verrouillage de la plaque de rétention (5) est réalisée avec au moins une, en particulier exactement une, couche d'un film (F) en matériau thermoplastique, et la plaque de rétention (5) avec le côté muni du film est pressée contre la paroi (1) du sac filtrant d'aspirateur à l'emplacement de fixation, ou
    c) au moins une, en particulier exactement une, couche d'un film (F) en matériau thermoplastique est introduite entre la paroi (1) du sac filtrant d'aspirateur et la plaque de rétention (5) par endroits dans la zone de l'emplacement de fixation de la plaque de rétention (5), et la plaque de rétention (5) est pressée conjointement au film contre la paroi (1) du sac filtrant d'aspirateur à l'emplacement de fixation,
    puis une liaison structurelle est réalisée entre la paroi (1) du sac filtrant d'aspirateur, le film (F) et la plaque de rétention (5), dans lequel
    la paroi (1) du sac filtrant d'aspirateur comporte ou est constituée ou formée d'au moins un matériau thermoplastique dans la zone de l'emplacement de fixation de la plaque de rétention (5),
    le film (F) comporte ou est constitué ou formé d'un matériau thermoplastique, et/ou
    au moins le côté d'appui de la plaque de rétention (5) comporte au moins par endroits un matériau thermoplastique ou est entièrement constitué ou formé d'un matériau thermoplastique, ou la totalité de la plaque de rétention (5) est constituée ou formée d'un matériau thermoplastique.
  13. Sac filtrant d'aspirateur comprenant une paroi (1) avec un emplacement de fixation pour une plaque de rétention (5), ainsi qu'une plaque de rétention (5) qui est reliée de manière structurelle à la paroi (1) à l'emplacement de fixation et qui est reliée au moins par endroits à la paroi (1) par l'intermédiaire d'une couche d'un matériau textile (2), dans lequel
    la paroi (1) du sac filtrant d'aspirateur comporte ou est constituée ou formée d'au moins un matériau thermoplastique dans la zone de l'emplacement de fixation de la plaque de rétention (5),
    le matériau textile (2) comporte ou est constitué ou formé de fibres thermoplastiques et/ou de filaments thermoplastiques, et/ou
    au moins le côté d'appui de la plaque de rétention (5) comprend au moins par endroits un matériau thermoplastique, ou est entièrement constitué ou formé d'un matériau thermoplastique, ou la totalité de la plaque de rétention (5) est constituée ou formée d'un matériau thermoplastique.
  14. Sac filtrant d'aspirateur selon la revendication précédente, caractérisé en ce que la paroi (1) du sac filtrant d'aspirateur est constituée, au moins à l'emplacement de fixation de la plaque de rétention (5), d'un film (F) en matériau thermoplastique, d'un film stratifié dans lequel au moins le côté sur lequel la plaque de rétention (5) est appliquée est en matériau thermoplastique, ou d'un non-tissé en matériau thermoplastique.
  15. Sac filtrant d'aspirateur selon l'une des deux revendications précédentes, caractérisé en ce que la paroi (1) du sac filtrant d'aspirateur présente une ouverture d'admission de sac (4) dans la zone de l'emplacement de fixation, le matériau textile présente une ouverture de passage (4') et la plaque de rétention (5) présente une ouverture d'entrée (6), dans lequel l'ouverture d'admission de sac (4), l'ouverture de passage (4') et l'ouverture d'entrée (6) sont alignées les unes sur les autres, en particulier dans lequel l'ouverture d'admission de sac (4) et/ou l'ouverture de passage (4') ont un diamètre inférieur ou égal à celui de l'ouverture d'entrée (6).
  16. Sac filtrant d'aspirateur selon l'une des revendications 13 à 15, caractérisé en ce qu'au moins un élément d'étanchéité plat est introduit entre la paroi (1) du sac filtrant d'aspirateur et le matériau textile (2) et/ou entre le matériau textile (2) et la plaque de rétention (5), à l'emplacement de fixation de la plaque de rétention (5) du côté intérieur de la paroi (1) du sac filtrant d'aspirateur, ledit au moins un élément d'étanchéité étant de préférence constitué de TPE ou de TPU et comportant une ouverture de passage qui est alignée avec l'ouverture de passage (6) de la plaque de rétention (5), mais présentant cependant un diamètre inférieur au diamètre de l'ouverture de passage (6) de la plaque de rétention (5).
  17. Sac filtrant d'aspirateur comprenant une paroi (1) avec un emplacement de fixation pour une plaque de rétention (5), ainsi qu'une plaque de rétention (5), reliée de manière structurelle à la paroi (1) à l'emplacement de fixation et reliée par endroits à la paroi (1) via une couche de film (F) en matériau thermoplastique, caractérisé en ce que
    la paroi (1) du sac filtrant d'aspirateur comprend ou est constituée ou formée d'un matériau thermoplastique au moins dans la zone de l'emplacement de fixation de la plaque de rétention (5),
    le film (F) comporte ou est constitué ou formé d'un matériau thermoplastique, et/ou
    au moins le côté d'appui de la plaque de rétention (5) comprend au moins par endroits un matériau thermoplastique, ou est entièrement constitué ou formé d'un matériau thermoplastique, ou la totalité de la plaque de rétention (5) est constituée ou formée d'un matériau thermoplastique.
EP16809066.0A 2015-12-12 2016-12-12 Procede de liaison interposee d'une plaque de support et d'une paroi d'un sac d'aspirateur et sac d'aspirateur Active EP3386363B1 (fr)

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EP15199696.4A EP3178360B1 (fr) 2015-12-12 2015-12-12 Procede de liaison interposee d'une plaque de support et d'une paroi d'un sac d'aspirateur et sac d'aspirateur
PCT/EP2016/080568 WO2017098035A1 (fr) 2015-12-12 2016-12-12 Procédé pour effectuer une liaison de matière entre une plaque de retenue et la paroi d'un sac filtrant d'aspirateur et sac filtrant d'aspirateur

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EP3386363A1 EP3386363A1 (fr) 2018-10-17
EP3386363B1 true EP3386363B1 (fr) 2024-01-31

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EP16809066.0A Active EP3386363B1 (fr) 2015-12-12 2016-12-12 Procede de liaison interposee d'une plaque de support et d'une paroi d'un sac d'aspirateur et sac d'aspirateur

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Families Citing this family (7)

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Publication number Priority date Publication date Assignee Title
EP3884833B1 (fr) * 2016-05-09 2024-07-10 Aktiebolaget Electrolux Récipient à poussière pour aspirateur
DK3530171T3 (da) 2018-02-23 2021-06-14 Eurofilters Holding Nv Holdeplade med tætningselement
DK3560402T3 (da) * 2018-04-27 2023-01-09 Eurofilters Holding Nv Støvsugerfilterpose med folie i holdepladens område
DE202018102370U1 (de) 2018-04-27 2018-05-04 Eurofilters Holding N.V. Staubsaugerfilterbeutel mit Folie im Bereich der Halteplatte
ES2857816T3 (es) * 2018-12-17 2021-09-29 Eurofilters Holding Nv Bolsa de filtro de aspiradora con resistencia de cordón de soldadura mejorada
EP3821777A1 (fr) * 2019-11-12 2021-05-19 Eurofilters Holding N.V. Sac filtrant d'aspirateur pour un aspirateur à main
EP3821776A1 (fr) * 2019-11-12 2021-05-19 Eurofilters Holding N.V. Sac filtrant d'aspirateur pour un aspirateur à main

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010047721A1 (en) * 2000-05-03 2001-12-06 Scanlon John J. Vacuum collection bag and method of operation
DE20101471U1 (de) * 2001-01-27 2001-04-19 Wolf GmbH, 32602 Vlotho Filtervorrichtung für einen Staubsauger
DE102005059214B4 (de) * 2005-12-12 2007-10-25 Eurofilters N.V. Filterbeutel für einen Staubsauger
DE102005060032A1 (de) * 2005-12-15 2007-06-21 Eurofilters N.V. Filterbeutel und Verfahren zu dessen Herstellung
DE102006023707B3 (de) * 2006-05-19 2008-01-03 Eurofilters N.V. Staubfilterbeutel
DE102006029059A1 (de) * 2006-06-24 2007-12-27 Branofilter Gmbh Filtereinrichtung für Staubsauger und Verfahren zur Herstellung der Filtereinrichtung
EP2025278B1 (fr) * 2007-08-17 2009-05-13 Eurofilters Holding N.V Sac d'aspirateur
DE202008002010U1 (de) * 2008-02-13 2008-06-26 Aichner Filter Gmbh Filterbeutel für einen Staubsauger
EP2098151B1 (fr) * 2008-03-07 2013-10-23 Eurofilters Holding N.V. Sac d'aspirateur
DE202008004025U1 (de) * 2008-03-20 2009-08-06 Wolf Pvg Gmbh & Co. Kg Filter
EP2263508B1 (fr) * 2009-06-19 2015-08-05 Eurofilters N.V. Sac plat pour aspirateur avec au moins deux diffuseurs
EP2311358B1 (fr) 2009-10-19 2015-12-23 Eurofilters Holding N.V. Plaque de support pour un sac filtrant d'aspirateur
EP2606799B1 (fr) * 2011-12-22 2015-02-25 Eurofilters N.V. Plaque de support

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PL3386363T3 (pl) 2024-08-05
EP3178360B1 (fr) 2022-03-16
AU2016366505A1 (en) 2018-06-28
AU2016366505B2 (en) 2022-07-14
WO2017098035A1 (fr) 2017-06-15
US20180368635A1 (en) 2018-12-27
ES2972226T3 (es) 2024-06-11
ES2916748T3 (es) 2022-07-05
US10925450B2 (en) 2021-02-23
DK3386363T3 (da) 2024-02-19
EP3386363A1 (fr) 2018-10-17
EP3178360A1 (fr) 2017-06-14
CN108697286B (zh) 2021-05-18
CN108697286A (zh) 2018-10-23

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