EP2311359B1 - Sac d'aspirateur - Google Patents

Sac d'aspirateur Download PDF

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Publication number
EP2311359B1
EP2311359B1 EP09013175.6A EP09013175A EP2311359B1 EP 2311359 B1 EP2311359 B1 EP 2311359B1 EP 09013175 A EP09013175 A EP 09013175A EP 2311359 B1 EP2311359 B1 EP 2311359B1
Authority
EP
European Patent Office
Prior art keywords
vacuum cleaner
filter bag
biodegradable
cleaner filter
nonwoven
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.)
Revoked
Application number
EP09013175.6A
Other languages
German (de)
English (en)
Other versions
EP2311359A1 (fr
Inventor
Ralf Sauer
Jan Schultink
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.)
Eurofilters Holding NV
Original Assignee
Eurofilters Holding NV
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
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Application filed by Eurofilters Holding NV filed Critical Eurofilters Holding NV
Priority to ES09013175.6T priority Critical patent/ES2574157T3/es
Priority to EP09013175.6A priority patent/EP2311359B1/fr
Priority to PL09013175.6T priority patent/PL2311359T3/pl
Priority to US13/501,403 priority patent/US20120210684A1/en
Priority to AU2010310183A priority patent/AU2010310183B2/en
Priority to CN2010800578628A priority patent/CN102665517A/zh
Priority to RU2012113636/12A priority patent/RU2524901C2/ru
Priority to PCT/EP2010/005778 priority patent/WO2011047764A1/fr
Publication of EP2311359A1 publication Critical patent/EP2311359A1/fr
Publication of EP2311359B1 publication Critical patent/EP2311359B1/fr
Application granted granted Critical
Revoked legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • 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
    • A47L9/12—Dry filters
    • A47L9/122—Dry filters flat
    • 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 invention relates to a vacuum cleaner filter bag with a bag wall.
  • the invention particularly relates to a disposable filter bag.
  • Vacuum cleaner filter bags are often designed as disposable filter bags. Vacuum cleaner filter bags with multiple filter material layers are becoming more and more popular.
  • the filter material layers may be, for example, layers of filter paper or nonwoven fabric.
  • dust storage capacity (capacity) and mechanical strength different filter material layers are combined.
  • the different filter material layers can be connected to each other or lie loosely on each other.
  • a compound of the layers can be done for example by gluing, welding (calendering) or needling.
  • a multilayer filter bag is for example from the US 4,589,894 or the DE 195 44 790 known.
  • the individual filter material layers can have different functions.
  • protective layers, capacitance layers, fine filter layers and reinforcing layers can be combined.
  • a protective or reinforcing layers are thermally bonded filament spunbonded nonwovens (EP 0 161 790 ), thermally bonded nonwoven fabrics ( US 5,647,881 ), Networks ( EP 2 011 556 or EP 2 011 555 ) or perforated films ( EP 1 795 248 ) used.
  • the fine filter layers used are microfiber spunbonded nonwovens (eg meltblown nonwovens) (see, for example, US Pat. EP 0 161 790 ). Nanofiber webs have been proposed as Feinstfilterlagen ( DE 199 19 809 ).
  • Coarse filter layers can be made, for example, from nonwoven fabrics (carded or aerodynamically laid) or filament nonwovens (EP 0 960 645 ) or of loose staple fibers ( DE 10 2005 059 214 ) consist. Foam has also been proposed as a material for capacity layers ( DE 10 2004 020 555 ).
  • a dust filter consisting of two layers known, wherein a layer thereby has a very high air permeability and carrier function.
  • the carrier material is paper with high air permeability.
  • the second layer consists of a non-woven, ie of loose and non-solidified fibers.
  • Polypropylene, polyester or mixtures of polypropylene and cellulose are often used as materials for the filter layers.
  • a hydrophilic nonwoven based on polylactides is known from EP 0 767 263 A1 known.
  • a vacuum cleaner filter bag with a bag wall of filter material which corresponds to the preamble of the independent claim 1, wherein in the bag wall and / or in the interior of the vacuum cleaner filter bag comprises a biopolymer comprising antibacterial fibers and / or a biopolymer produced powder with antibacterial and / or fungicidal action are provided.
  • Biopolymers are understood to mean macromolecules which are present in or produced by living (in particular plant or animal) organisms. Examples of biopolymers are proteins, peptides, polysaccharides, such as cellulose, or polyaminosaccharides, such as chitosan.
  • the object of the present invention is to provide a more environmentally friendly and improved vacuum cleaner filter bag. This object is achieved by a vacuum cleaner filter bag according to claim 1. Advantageous developments can be found in the dependent claims.
  • the bag wall comprises at least one biodegradable nonwoven fabric layer, ie at least one layer of a biodegradable nonwoven fabric, the bag wall can be disposed of in a more environmentally friendly manner.
  • the bag wall can in particular comprise a nonwoven layer, ie a layer of nonwoven fabric, which consists of a biodegradable material, in particular of a biodegradable plastic material.
  • Biodegradable plastics can be removed from the environment through biodegradation and fed into the mineral material cycle.
  • biodegradable plastics refer to plastics that meet the criteria of the European standards EN 13432 and / or EN 14995.
  • the biodegradable plastic material includes PLA (polylactide).
  • biodegradable plastics that can be processed into nonwovens are, for example, from US 6,207,601 and the EP 0 885 321 known.
  • the bag wall can also comprise several, in particular two or more, biodegradable nonwoven fabric layers. Also, all nonwoven fabric layers of the bag wall can be biodegradable, ie consist of a biodegradable material.
  • the bag wall may also comprise one or more additional layers of filter material which do not comprise a nonwoven, for example a filter paper, a net and / or a perforated plastic film.
  • the additional filter material layers may be made of a biodegradable material or comprise a biodegradable material.
  • the bag wall may consist of one or more biodegradable nonwoven fabric layers.
  • the entire bag wall of the vacuum cleaner filter bag is biodegradable.
  • the vacuum cleaner filter bag may comprise a holding plate of a biodegradable material, in particular of a biodegradable plastic.
  • the entire vacuum cleaner filter bag may be biodegradable.
  • nonwoven fabric is used according to the definition according to ISO standard ISO9092: 1988 or CEM standard EN29092.
  • nonwoven fabric or nonwoven fabric and nonwoven fabric in the field of production of nonwoven fabrics are delimited from one another as follows and also to be understood in the sense of the present invention.
  • To produce a nonwoven fabric fibers and / or filaments are used.
  • the loose or loose and still unbound fibers and / or filaments are referred to as fleece or nonwoven web.
  • nonwoven binding step such a nonwoven fabric is used to form a nonwoven fabric which has sufficient strength to produce e.g. to be wound up into rolls.
  • a nonwoven fabric is self-supporting by the solidification.
  • the biodegradable nonwoven fabric is an extrusion nonwoven fabric, particularly a melt-spun microfiber spunbonded nonwoven fabric ("meltblown” nonwoven fabric) or "spunbonded” nonwoven fabric.
  • the biodegradable nonwoven fabric may comprise staple fibers or continuous fibers. Manufacturing technology, several layers of staple fibers or continuous fibers can be provided, which are solidified to exactly one layer of nonwoven fabric.
  • the biodegradable nonwoven layer may be a nonwoven layer in the form of a melt spun microfiber nonwoven layer.
  • the bag wall may comprise exactly one filter-active layer, which corresponds to exactly one filter-active layer of the biodegradable nonwoven fabric layer.
  • a filter-active layer a relevant for the filtering of the air flow to be filtered position referred to.
  • the bag wall may also comprise a net.
  • the net can serve for the aesthetic design, for example for color design, of the filter bag.
  • the net can also serve to improve the stability of the filter bag.
  • the network may be, for example, an extruded net or a woven net.
  • the mesh may have a mesh size of at least 1 mm, in particular at least 3 mm.
  • the net may consist of a biodegradable material.
  • the bag wall may consist of a biodegradable nonwoven layer.
  • the vacuum cleaner filter bag may be a single-layered filter bag, with the single layer corresponding to the biodegradable nonwoven layer.
  • the biodegradable nonwoven layer may be formed in particular in the form of a biodegradable melt-spun microfiber nonwoven layer.
  • no support layer or reinforcing layer for the biodegradable nonwoven fabric layer is provided in this case.
  • the biodegradable nonwoven layer may be designed to withstand the usual stresses of manufacture and use. In this case, the entire bag wall is easily biodegradable.
  • the biodegradable nonwoven may be a calendered nonwoven, particularly a thermal or ultrasonic calendered nonwoven.
  • the initially unconsolidated web can be passed between two rolls, of which at least one of the fibers is heated to the melting temperature of the web forming fibers. At least one of the calender rolls may have elevations. As a result, melt zone areas or weld points can be formed.
  • Ultrasonic calendering or ultrasonic solidification is based on the conversion of electrical energy into mechanical vibration energy. This hardening horns are put into vibration, wherein the fibers are softened at the intersection points in the fleece at the vibration points and welded together. As a result, welds can be formed.
  • the welds themselves may be formed in different geometries. Thus, punctiform, linear, star-shaped, circular, elliptical, square or bar-shaped welded joints can be formed.
  • the pressing surface portion of the calendered nonwoven fabric may be 3% to 50%, especially 10% to 30%. This means that a roller engraving used for calendering the nonwoven fabric has a pressing surface portion of 3% to 50%, in particular 10% to 30%.
  • the biodegradable nonwoven fabric may have a number density of weld spots of 5 / cm 2 to 50 / cm 2 , especially 15 / cm 2 to 40 / cm 2 .
  • the number density is referred to here as the number of spot welds per unit area.
  • Such a calendered nonwoven fabric may have sufficient strength for use as a bag wall of a vacuum cleaner filter bag.
  • the welds or welds can be evenly distributed, in particular at equal intervals, or even unevenly over the entire surface of the bag wall.
  • the weld spots may be located on the biodegradable nonwoven fabric in the machine direction or at an angle greater than 0 ° and less than 180 ° to the machine direction.
  • the welds can also be arranged transversely to the machine direction, ie at an angle of 90 ° to the machine direction.
  • the biodegradable nonwoven fabric layer may have a weight per unit area of 30 g / m 2 to 200 g / m 2 , in particular 40 g / m 2 to 150 g / m 2 , in particular 120 g / m 2 .
  • the biodegradable nonwoven fabric layer may have a maximum machine direction tensile force greater than 40 N, in particular greater than 60 N, and / or transversely greater than 30 N, in particular greater than 50 N.
  • the thickness of the biodegradable nonwoven layer may be between 0.2 mm and 1 mm, in particular between 0.4 mm and 0.8 mm.
  • the biodegradable nonwoven fabric layer can have an air permeability of 40 l / (m 2 s) to 500 l / (m 2 s), in particular from 50 l / (m 2 s) to 300 l / (m 2 s), in particular of 80 l / (m 2 s) to 200 l (m 2 s).
  • the penetration of the biodegradable nonwoven layer may be less than 60%, in particular less than 50%, in particular less than 15%.
  • the biodegradable nonwoven layer may also comprise natural fibers, in particular cellulose.
  • the biodegradable nonwoven layer may be electrostatically charged.
  • the fibers may be electrostatically charged prior to solidification and / or the nonwoven fabric, ie after solidification.
  • the biodegradable nonwoven layer can be electrostatically charged by a corona process. In doing so, the web is centered in an approximately 3.8 cm (1.5 inches) to 7.6 cm (3 inches) wide area between two DC voltage electrodes for corona discharge. In this case, one of the electrodes can have a positive DC voltage of 20 to 30 kV while the second electrode has a negative DC voltage of 20 to 30 kV.
  • the biodegradable nonwoven layer may be formed by a method according to the teaching of US 5,401,446 be electrostatically charged.
  • the vacuum cleaner filter bag may be a flat bag. Alternatively, the vacuum cleaner filter bag may also be a block bottom bag.
  • the vacuum cleaner filter bag may include an inflow port through which the air to be cleaned flows into the filter bag.
  • the filter bag may further comprise a holding plate, which serves to fix the vacuum cleaner filter bag in a chamber of a vacuum cleaner, and is arranged in the region of the inflow opening.
  • the retaining plate can in particular be made of a biodegradable plastic.
  • the holding plate can be connected to the bag wall and have a through hole in the region of the inflow opening.
  • the bag wall may include a front and a back, which are interconnected by a circumferential weld.
  • the front and back can be rectangular, square or circular.
  • the front and back may be made of a biodegradable nonwoven fabric sheet as described above or may include a biodegradable nonwoven fabric sheet as described above.
  • the vacuum cleaner filter bag may be a disposable filter bag.
  • the abovementioned parameters can be adapted in particular to the size and / or the intended use of the vacuum cleaner filter bag.
  • the biodegradable plastic material may have one or more of the above features.
  • the biodegradable plastic material can be used as a material for a filter material layer, in particular a nonwoven layer, and / or as a material for a holding plate.
  • the air permeability is determined according to DIN EN ISO9237: 1995-12. In particular, a differential pressure of 200 Pa and a test area of 20 cm 2 are used .
  • the air permeability tester FX3300 from Texttest AG was used to determine the air permeability.
  • the basis weight is determined according to DIN EN 29073-1: 1992-08.
  • the method according to standard DIN EN ISO 9073-2: 1997-02 is used, using method A.
  • the determination of the maximum tensile force is carried out in accordance with DIN EN29073-3: 1992-08. In particular, a strip width of 50 mm is used.
  • Penetration NaCl permeability
  • TSI 8130 tester a TSI 8130 tester.
  • 0.3 ⁇ m sodium chloride is used at 86 L / min.
  • the measurement of the number density of the welding points is carried out as follows. First, five mutually non-overlapping faces of the bag wall are selected, each of the faces is 10 cm 2 in size and is completely enclosed by flow-through surface of the bag wall. In other words, none of the partial area directly adjoins the holding plate, the inflow opening and / or possibly existing weld seams. Each of the faces is surrounded by a square with a side of 3.16 cm. All partial surfaces may be arranged on the front side or the rear side of the filter bag, or one or more partial surfaces on the front side and one or more partial surfaces on the rear side.
  • the welding spots arranged on the partial surface are then counted, and for each of the partial surfaces the ratio of the number of welding spots to the total surface is counted the part surface formed. In other words, for each of the patches, the number of welds is divided by 10 cm 2 .
  • a welding point is arranged on the subarea when at least part of the surface of the welding point lies within the square surrounding the subarea.
  • the arithmetic mean is then formed, i. the five values are added and then divided by five.
  • the value thus obtained corresponds to the number density of the weld spots of the nonwoven fabric layer.
  • the determination of the pressing surface portion of the welding points is carried out as follows. First, five mutually non-overlapping faces of the bag wall are selected, each of the faces is 10 cm 2 in size and is completely enclosed by flow-through surface of the bag wall. In other words, none of the partial area directly adjoins the holding plate, the inflow opening and / or possibly existing weld seams. Each of the faces is surrounded by a square with a side of 3.16 cm. All partial surfaces may be arranged on the front side or the rear side of the filter bag, or one or more partial surfaces on the front side and one or more partial surfaces on the rear side.
  • the total area of the welding spots that is to say the sum of the welding spot areas arranged on the sub-area, is then determined.
  • the total area of the spot welds is determined by means of a measuring microscope and / or by means of image analysis.
  • the ratio of the total area of the welding spots to the total area of the partial area is then formed.
  • the total area of the welds is divided by 10 cm 2 .
  • the arithmetic mean is then formed, ie the five values are added and then divided by five. The value thus obtained corresponds to the pressing surface portion of the welding points of the nonwoven fabric layer.
  • Fig. 1 shows the schematic structure of an exemplary vacuum cleaner filter bag 101.
  • the filter bag 101 comprises an inflow opening 102 through which the air to be filtered flows into the filter bag 101.
  • the exemplary filter bag 101 also includes a holding plate 103, which serves to fix the vacuum cleaner filter bag 101 in a chamber of a vacuum cleaner.
  • the holding plate 103 is made of a biodegradable plastic.
  • FIG. 1 the bag wall 104, wherein the bag wall 104 comprises exactly one biodegradable nonwoven layer.
  • the exemplary filter bag 101 is formed as a flat bag.
  • the filter bag 101 is a single layer consisting of a biodegradable nonwoven layer of melt-spun microfiber spunbonded nonwoven fabric ("meltblown" nonwoven fabric), which has been point-solidified by thermal calender consolidation.
  • the biodegradable nonwoven layer thus corresponds to a biodegradable melt-spun microfiber spunbonded nonwoven layer.
  • the biodegradable nonwoven fabric layer of the exemplary filter bag 101 is made of PLA (polylactide).
  • PLA can be purchased from Galactic Laboratories (Belgium), Cargill Dow Polymers LLC, Toyobo (Japan), Dai-Nippon, etc.
  • the basis weight or basis weight of the exemplary filter bag 101 is 85 g / m 2 .
  • the embossed pattern of the bag wall 104 has a density of 25 spots per cm 2 .
  • the pressing surface portion of the embossing pattern is 17%.
  • the pattern may be, for example, a pattern arranged at an angle of 45 ° to the machine direction.
  • meltblown microfiber spunbonded nonwoven produced in this way achieves sufficient strength with satisfactory separation efficiency and air permeability.
  • a single-layer filter bag such as those associated with FIG. 1 described exemplary filter bag 101, can be produced or sold more cheaply and therefore is better suited for such a short service life. Due to the biodegradable nonwoven fabric layer, such a filter bag is also more environmentally friendly than known disposable filter bags.
  • FIG. 2 shows a cross section of an exemplary filter bag 201.
  • the filter bag 201 includes a front 205 and a back 206, which are interconnected by a circumferential weld 207.
  • an inflow opening 202 is provided, through which the sucked air can flow into the filter bag 201.
  • a holding plate 203 which serves to fix the vacuum cleaner filter bag 201 in a chamber of a vacuum cleaner, is arranged in the region of the inflow opening 202 and connected to the bag wall of the filter bag 201.
  • a cutout 308 of the bag wall of an exemplary filter bag is shown in FIG Fig. 3 shown.
  • the exemplary cutout 308 of the bag wall has a plurality of welds or welds 309 which have been formed by calender thermal consolidation on an embossing calender.
  • Weld points 309 correspond to melt zone areas.
  • the embossing pattern has a density of 25 spots per cm 2 .
  • the pressing surface portion of the embossing pattern is 17%.
  • the spot welds are distributed uniformly, ie at equal intervals, over the exemplary cutout 308 of the bag wall.
  • the weld spots can be distributed over the entire surface of the bag wall through the entire surface.
  • Full surface does not mean in this context that all the fibers are completely connected to each other, for example, fused, resulting in a film. Rather, it means that the nonwoven layer is welded at a plurality of discrete locations, these locations being evenly distributed over the entire area of the nonwoven layer. The locations may be predetermined, for example in the case of a dot or gravure calender.

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

Claims (13)

  1. Sac filtrant d'aspirateur (101; 201) comprenant une paroi de sac (104), la paroi de sac (104) comportant au moins une couche de non-tissé biodégradable, le non-tissé biodégradable étant un non-tissé d'extrusion, caractérisé en ce que la couche de non-tissé biodégradable comprend de l'acide polylactique ou PLA.
  2. Sac filtrant d'aspirateur selon la revendication 1, dans lequel la paroi de sac est constituée d'au moins une couche de non-tissé biodégradable.
  3. Sac filtrant d'aspirateur selon l'une des revendications précédentes, dans lequel le sac filtrant d'aspirateur comporte une plaque de support de maintien (103; 203) en un matériau biodégradable, notamment une matière plastique biodégradable.
  4. Sac filtrant d'aspirateur selon l'une des revendications précédentes, dans lequel le non-tissé biodégradable est un tissu de microfibres filées à chaud ou par fusion.
  5. Sac filtrant d'aspirateur selon l'une des revendications précédentes, dans lequel le non-tissé biodégradable est un non-tissé calandré, notamment un non-tissé calandré par calandrage thermique ou par calandrage par ultrasons.
  6. Sac filtrant d'aspirateur selon la revendication 5, dans lequel la fraction de surface pressée du non-tissé calandré vaut 3% à 50%, notamment 10% à 30%.
  7. Sac filtrant d'aspirateur selon la revendication 5 ou la revendication 6, dans lequel le non-tissé biodégradable présente une densité de nombre de points de soudage (309) de 5/cm2 à 50/cm2, notamment de 15/cm2 à 40/cm2.
  8. Sac filtrant d'aspirateur selon l'une des revendications précédentes, dans lequel le non-tissé biodégradable présente un poids par unité de surface de 30g/m2 à 200g/m2, notamment de 40g/m2 à 150g/m2, et en particulier de 120g/m2.
  9. Sac filtrant d'aspirateur selon l'une des revendications précédentes, dans lequel le non-tissé biodégradable présente une force de traction maximale dans la direction de la machine de plus de 40 N, notamment de plus de 60 N, et/ou dans la direction transversale, de plus de 30 N, notamment de plus de 50 N.
  10. Sac filtrant d'aspirateur selon l'une des revendications précédentes, dans lequel l'épaisseur de la couche de non-tissé biodégradable est comprise entre 0,2 mm et 1,0 mm, notamment entre 0,4 mm et 0,8 mm.
  11. Sac filtrant d'aspirateur selon l'une des revendications précédentes, dans lequel la couche de non-tissé biodégradable présente une perméabilité à l'air de 40 l/(m2s) à 500 l/(m2s), notamment de 50 l/(m2s) à 300 l/(m2s) et en particulier de 80 l/(m2s) à 200 l/(m2s).
  12. Sac filtrant d'aspirateur selon l'une des revendications précédentes, dans lequel la pénétration de la couche de non-tissé biodégradable est inférieure à 60%, notamment inférieure à 50%, et en particulier inférieure à 15%.
  13. Sac filtrant d'aspirateur selon l'une des revendications précédentes, le sac filtrant d'aspirateur étant un sac plat.
EP09013175.6A 2009-10-19 2009-10-19 Sac d'aspirateur Revoked EP2311359B1 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
ES09013175.6T ES2574157T3 (es) 2009-10-19 2009-10-19 Bolsa de filtro de aspiradora
EP09013175.6A EP2311359B1 (fr) 2009-10-19 2009-10-19 Sac d'aspirateur
PL09013175.6T PL2311359T3 (pl) 2009-10-19 2009-10-19 Worek filtracyjny do odkurzacza
AU2010310183A AU2010310183B2 (en) 2009-10-19 2010-09-21 Vacuum cleaner filter bag
US13/501,403 US20120210684A1 (en) 2009-10-19 2010-09-21 Vacuum Cleaner Filter Bag
CN2010800578628A CN102665517A (zh) 2009-10-19 2010-09-21 真空清洁器过滤袋
RU2012113636/12A RU2524901C2 (ru) 2009-10-19 2010-09-21 Фильтрованный мешок пылесоса
PCT/EP2010/005778 WO2011047764A1 (fr) 2009-10-19 2010-09-21 Sac filtrant pour aspirateur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP09013175.6A EP2311359B1 (fr) 2009-10-19 2009-10-19 Sac d'aspirateur

Publications (2)

Publication Number Publication Date
EP2311359A1 EP2311359A1 (fr) 2011-04-20
EP2311359B1 true EP2311359B1 (fr) 2016-04-27

Family

ID=41683218

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09013175.6A Revoked EP2311359B1 (fr) 2009-10-19 2009-10-19 Sac d'aspirateur

Country Status (8)

Country Link
US (1) US20120210684A1 (fr)
EP (1) EP2311359B1 (fr)
CN (1) CN102665517A (fr)
AU (1) AU2010310183B2 (fr)
ES (1) ES2574157T3 (fr)
PL (1) PL2311359T3 (fr)
RU (1) RU2524901C2 (fr)
WO (1) WO2011047764A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10590577B2 (en) 2016-08-02 2020-03-17 Fitesa Germany Gmbh System and process for preparing polylactic acid nonwoven fabrics
US11441251B2 (en) 2016-08-16 2022-09-13 Fitesa Germany Gmbh Nonwoven fabrics comprising polylactic acid having improved strength and toughness

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9642508B1 (en) * 2012-04-16 2017-05-09 Billy Goat Indutries, Inc. Debris-collecting apparatus and method of collecting debris
CN104116462B (zh) * 2013-04-26 2017-06-30 天佑电器（苏州）有限公司 过滤袋及具有该过滤袋的吸尘器
ES2894104T3 (es) 2016-03-17 2022-02-11 Eurofilters Holding Nv Placa de sujeción con cierre mejorado
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EP3219237B1 (fr) 2016-03-17 2018-05-09 Eurofilters Holding N.V. Plaque de maintien dotee d'une fermeture amelioree
ES2793388T3 (es) 2016-03-17 2020-11-13 Eurofilters Nv Bolsa filtrante para aspiradora de polvo, a base de materiales sintéticos reciclados
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PL2311359T3 (pl) 2016-10-31
AU2010310183A1 (en) 2012-05-10
AU2010310183B2 (en) 2013-07-18
RU2012113636A (ru) 2013-11-27
US20120210684A1 (en) 2012-08-23
CN102665517A (zh) 2012-09-12
WO2011047764A1 (fr) 2011-04-28
EP2311359A1 (fr) 2011-04-20
RU2524901C2 (ru) 2014-08-10
ES2574157T3 (es) 2016-06-15

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