WO2018015109A1 - Capsule et dispositif pour préparer une boisson - Google Patents

Capsule et dispositif pour préparer une boisson Download PDF

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Publication number
WO2018015109A1
WO2018015109A1 PCT/EP2017/065681 EP2017065681W WO2018015109A1 WO 2018015109 A1 WO2018015109 A1 WO 2018015109A1 EP 2017065681 W EP2017065681 W EP 2017065681W WO 2018015109 A1 WO2018015109 A1 WO 2018015109A1
Authority
WO
WIPO (PCT)
Prior art keywords
capsule
slit valve
outlet
beverage
outlet nozzle
Prior art date
Application number
PCT/EP2017/065681
Other languages
German (de)
English (en)
Inventor
Roland Affolter
Markus BRÖNNIMANN
Tim Thilla
Original Assignee
Delica Ag
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=56497610&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=WO2018015109(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Delica Ag filed Critical Delica Ag
Priority to EP17734698.8A priority Critical patent/EP3487788B2/fr
Priority to ES17734698T priority patent/ES2827794T5/es
Publication of WO2018015109A1 publication Critical patent/WO2018015109A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
    • B65D85/70—Containers, packaging elements or packages, specially adapted for particular articles or materials for materials not otherwise provided for
    • B65D85/804—Disposable containers or packages with contents which are mixed, infused or dissolved in situ, i.e. without having been previously removed from the package
    • B65D85/8043—Packages adapted to allow liquid to pass through the contents
    • B65D85/8052—Details of the outlet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
    • B65D85/70—Containers, packaging elements or packages, specially adapted for particular articles or materials for materials not otherwise provided for
    • B65D85/804—Disposable containers or packages with contents which are mixed, infused or dissolved in situ, i.e. without having been previously removed from the package
    • B65D85/8043—Packages adapted to allow liquid to pass through the contents
    • B65D85/8049—Details of the inlet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
    • B65D85/70—Containers, packaging elements or packages, specially adapted for particular articles or materials for materials not otherwise provided for
    • B65D85/804—Disposable containers or packages with contents which are mixed, infused or dissolved in situ, i.e. without having been previously removed from the package
    • B65D85/8043—Packages adapted to allow liquid to pass through the contents
    • B65D85/8061—Filters

Definitions

  • the present invention relates to a capsule for the Zuberei ⁇ tion of a beverage according to the preamble of claim 1.
  • the EP 1908706 A2 shows a capsule, an insert is arranged in de ⁇ ren interior, which meets in connection with the bottom of the capsule body a valve function, so that gas does not leak more beverage from the capsule after elimination of a fluid pressure.
  • a downstream valve La ⁇ byrinth Jardins down the flow of beverage, and by mixing the prepared beverage.
  • a capsule for the preparation of a beverage to ⁇ be provided, which can be easily and inexpensively manufactured.
  • a dripping of the capsule after completion of the preparation process should be prevented as possible or prevented altogether.
  • a whipping of the beverage and the acce ⁇ reitung of coffee a crema should be made possible by generating shearing forces.
  • An inventive capsule for the preparation of a beverage comprises a preferably rotationally symmetrical capsule body which completely or partially limits a substance chamber for receiving at least one substance, a preferably centrally arranged outlet nozzle with an outlet opening and a lid for closing the substance chamber.
  • a liquid can be introduced into the substance chamber and discharged through the outlet opening.
  • a further opening in the substance chamber under a liquid pressure rising slit valve is arranged such that the slit valve ⁇ di rectly opens into the outlet connector and in particular produces a jet of beverage. Under atmospheric pressure, the slit valve is not necessarily tightly closed, at least not airtight.
  • the capsule will not only allow dropwise edition of the drink, but by design allow continu ⁇ ous beverage dispensing.
  • the valve as a slit valve is achieved that at constant ⁇ the cross-sectional area an increased shear effect in the drink he aims ⁇ .
  • the slit valve may be part of an input-side boundary wall of the outlet nozzle.
  • the entire length of the spout can be used to calm the beverage jet.
  • the drink is correspondingly quiet flow out of the capsule ⁇ and can be collected in a cup.
  • the slit valve may extend over the entire diameter of the spout.
  • a slit valve opens up further degrees of freedom with regard to the construction.
  • the slit valve comprise a movable or a deflecting wall element, which is not only separated from the outlet nozzle by the slit of the slit valve, son ⁇ countries by further constructive measures, the deflection is simplified.
  • further weakening zones may be provided in the edge region of the boundary wall.
  • the slit valve can be formed by mutually offset Wandab ⁇ sections .
  • Such wall sections which at ⁇ play each half of the boundary wall-forming which are arranged offset, is an injection-technical Reali ⁇ tion easy.
  • a slot can be formed, which can be arbitrarily thin. It is even possible, a closed valve with a predetermined breaking point simply herzustel ⁇ len. Likewise, it is possible in the injection molding production with a forced removal that the valve is necessarily open from the beginning.
  • the slit valve may be configured such that it opens only when a minimum fluid pressure is reached.
  • a minimum fluid pressure for example, such a minimal liquid internal pressure for a capsule to the system "Tassimo®” greater 0.5 bar, preferably greater than 1.0 bar, more preferably 1.5 bar Betra ⁇ gene.
  • this minimum internal pressure at 3 to 4 can lie bar.
  • Such a valve ensures, for example, that only a beverage can escape from the capsule when it is under a pressure required for the shearing action in the valve. Accordingly, the quality of the prepared drink, especially the crema during a coffee preparation can always be kept the same.
  • the slit valve can be designed self-closing, the ⁇ art that it closes automatically in the absence of fluid pressure or reduction of the fluid pressure at a predetermined pressure. For example, it is conceivable that falls below a pressure of 0.2 bar, the valve gradually closes. Thus, the pressure may be reduced continuously from the capsule or machine system, for example, inde pendent ⁇ before a complete closure is effected.
  • a self-closing valve causes after completion of the preparation process, the capsule no longer drips.
  • the slit valve can be designed as a predetermined breaking point and tightly against a first concern of the minimum fluid pressure, in particular fluid-tight, aroma-tight preferably be striglos ⁇ sen.
  • aroma-tight preferably be striglos ⁇ sen.
  • Such proof, in particular aroma-tight constructive ⁇ tion of the slit valve allows that no additional Memb ⁇ ran needs to close the outlet opening and still a flavor loss of the beverage substance can be prevented.
  • the lid and the capsule body are designed accordingly, the quality of the prepared drink can be ensured even after prolonged storage of the capsule.
  • the slit valve may be arranged such that the Ge ⁇ beverage jet pours transversely to a discharge direction of the discharge pipe.
  • the outlet direction extends from the slot valve to the outlet opening and is generally approximately parallel to a longitudinal axis of the outlet nozzle and / or approximately parallel to an axis of symmetry of the preferably rotationally symmetrical capsule body.
  • a beverage jet which pours transversely to the outlet direction in the outlet support, will bounce against a side wall of the outlet nozzle, so that on the one hand its flow velocity is reduced and on the other hand, a mixing of the beverage is favored with air.
  • air inlet opening can be arranged such that the Ge ⁇ beverage jet is adopted at the air inlet opening.
  • air inlet opening can be arranged such that the Ge ⁇ beverage jet is adopted at the air inlet opening.
  • Such a construction is disclosed, for example, in EP 1 440 910 A1.
  • air can be entrained, which then mixes with the beverage jet. Accordingly, not an airy liquid must be made to produce a foamed, for example, Ge ⁇ tränks already in the capsule from the beverage substance. With a subsequent addition of air in the drink, the proportion of air can be increased.
  • the air inlet opening may be arranged and / or configured such that under normal use of the capsule by gravity no drink can enter the air inlet opening. Accordingly, a machine for preparation of the beverage is undesirably contaminated by leaking through the Luf ⁇ teinlassö réelle and the air intake passage of the capsule drink is prevented.
  • this air inlet ⁇ opening is dimensioned so small that due to the viscosity the prepared drink this can not get through the air inlet opening.
  • the air inlet opening can be arranged laterally or in the direction of gravity above the beverage jet formed by the nozzle.
  • this lateral or above the beverage jet opening arranged leakage of the drink under gravity is prevented even with a larger air inlet opening. Accordingly, however, the machine for preparing the drink must be drawn in Be ⁇ costume, as this machine determines the orientation of the capsule when used as intended.
  • the outlet spout may have two, three or more Beereinlassöff ⁇ voltages. It has been shown that more air can be introduced into the beverage through a plurality of air inlet openings. Accordingly, more or less foamed depending on the drink.
  • the valve and the air inlet opening may be formed such that when the valve is opened, a Venturi nozzle is formed ⁇ .
  • a Venturi nozzle By forming the valve as a venturi nozzle, the entrained air or the air introduced into the beverage can be accurately determined.
  • the term venturi nozzle is understood to mean any arrangement whose entrainment of air is based on the Venturi effect or Bernoulli's law. It is also conceivable that the capsule only has a Venturi nozzle and is dispensed with the valve. This Venturi nozzle may be located in place of the slit valve and inject the beverage directly into the spout.
  • the air supply channel or parts of it can ei ⁇ ne interaction of the capsule body with at the Kapselkör- be formed by attached plug.
  • Such a two-part construction of the capsule allows additional degrees of freedom and in particular simplifies a cost-effective production of the capsule.
  • the plug can be attached from the outside to the capsule body.
  • This design allows more freedom in con ⁇ constructive tion of the capsule.
  • an additional part inserted into the capsule body ⁇ is set, which includes the outlet connection.
  • a construction is advantageous in which an additional part is mounted on the side opposite the lid to the capsule body. Accordingly, the tolerance chain is not affected on the side of De ⁇ ckels.
  • the capsule body and the outlet nozzle may be integrally formed.
  • integrally forming the capsule body and outlet nozzle tolerances can be kept very simple, which are needed for example for closing the capsule through the lid. Accordingly, the capsule can be produced cost ⁇ low .
  • the outlet connection is a separate component which acts with the cape ⁇ sel stresses together and attached to the capsule body.
  • a filter In front of the slit valve, a filter may be arranged.
  • a filter ensures that no undissolved Getränkesubstanzparti- angle and / or rinsed in the valve and this verstop ⁇ fen. A correct function of the valve is thus ensured slightest tet ⁇ .
  • the outlet with its outlet opening can be closed by the lid. A simultaneous closure of the capsule and the outlet opening increases the hygiene of the capsule. When stored, foreign substances that could contaminate a prepared drink or the machine to prepare the drink can not get into the spout.
  • the cover may also have a recess in the area of the outlet opening. This is particularly useful in a flavor-tight design of the slit valve. Also in a two-piece construction of capsule body and outlet nozzle tolerance problems can be avoided if the lid does not have to close the capsule body and the spout.
  • the capsule body and possibly also the outlet nozzle and / or the plug and / or the insert part can be manufactured by an injection molding or deep-drawing process.
  • the use of an injection molding process affords great flexibility with regard to the design of the shape of the capsule body and / or the spout and / or the plug and / or the insert part. Although this is limited in a deep drawing process, but it is thus possible to produce especially oxygen and / or aro ⁇ ma emphasize capsules. However, oxygen and / or aroma resistance is not limited to deep-drawn capsules.
  • the capsule is formed oxygen-tight, penetration of oxygen into the capsule during storage of a substance contained therein is substantially avoided. As a result, aging of the substance, for example of coffee powder, by oxidation can be avoided.
  • An oxygen-tight capsule is usually also aroma-tight. Accordingly, a leakage of in The substance contained flavor substance during storage thereof within the capsule substantially prevented. Oxygen or aroma resistance is required in order to achieve a minimum shelf life of 12 months, preferably 18 months, especially in the case of coffee.
  • an oxygen and / or aroma-tight capsule meant a capsule in which coffee powder for a period of at least 12 months, preferably 18 Mona ⁇ th, at room temperature in atmospheric air is storable, without a change in of the coffee powder which affects the quality of a coffee beverage made therefrom.
  • the Foli ⁇ enmaterial used for this purpose, an OTR (oxygen transmission rate) of less than 5, preferably less than. 2
  • OTR oxygen transmission rate
  • the OTR indicates which diffuses amount of oxygen per unit area and time through a Fo ⁇ lie, in the unit: cm3 / m2 / day / 0, 21 bar.
  • Figure 1 a perspective view of an inventive
  • FIG. 2 shows a cross section through the assembled capsule from FIG. 1,
  • FIG. 3a shows a perspective view obliquely from below of a cut-open capsule according to Figure 1, wherein the
  • FIG. 3b shows an enlarged detail from FIG. 3a
  • FIG. 3c an enlarged perspective view obliquely from above of a central region of the cut-open capsule according to FIG. 1, FIG.
  • Figure 4 is a perspective view of a central Be ⁇ area of the capsule body of Figure 1,
  • FIG. 5 shows an enlarged perspective view obliquely from below onto a central region of a further embodiment of a capsule according to the invention
  • FIG. 6 shows a perspective view from above of a centra ⁇ len area of the capsule body according to the execution ⁇ form of Figure 5,
  • FIG. 7 shows a perspective view obliquely from above of a cut capsule according to the invention in a white ⁇ more advanced embodiment
  • FIG. 8 shows a cross section through a further embodiment of a capsule according to the invention.
  • FIG. 1 shows a perspective view of a first exporting ⁇ approximate shape of an inventive capsule 1 with a Kapselkör- by 2 and a lifted off from the capsule body 2 and with this plug to be connected 9.
  • the capsule 1 is aligned as it comes in intended use.
  • a cover 8 (see FIG. 2) is arranged on the underside of the capsule 1.
  • the capsule body 2 has on the visible ⁇ ble top in a central region a receptacle in which the plug 9 can be introduced. In normal use, the plug 9 is firmly connected to the capsule body 2, for example, glued, welded or snapped ⁇ .
  • the capsule body 2 has passage openings 16 which allow a beverage formed in the capsule 1 to pass through to the stopper 9.
  • the plug 9 has on its lower side in the illustration shown a filter 15, which is formed by a plurality of slots.
  • the actual filter function only comes into force when the plug 9 is inserted in the capsule body 2, the beverage is in a space between the capsule body 2 and plug 9 and is passed through the slots of the filter 15.
  • FIG. 2 shows a cross section through the assembled capsule 1 from FIG. Again, the capsule body 2, in which the plug 9 is inserted from above in the illustrated figure, can be seen.
  • the plug 9 closes off the capsule body 2 on the upper side, which is at the top in the illustration shown and in the intended use.
  • the capsule body 2 forms a substance chamber 3, in which a substance 4 for preparing the drink is present.
  • the capsule 1 and the capsule body 2 is closed on the lower side by a cover 8.
  • This cover 8 closes not only the substance chamber 3 but also an air supply duct 7 and an outlet connection 5 with its outlet opening 6.
  • the air supply duct 7 is koa ⁇ xial arranged around the outlet connection 5.
  • the spout 5 is completed on the outlet opening 6 opposite side by a boundary wall 12. Furthermore, the slots can be seen in the additional part 9, which bil ⁇ the filter 15.
  • FIGS. 3a to 3c are perspective An ⁇ view of a cut capsule according to FIG 1 Darge ⁇ represents. In this case, the section runs transversely to the section of the Fi ⁇ gur 2. Based on these figures, the function of the capsule will be explained. Again, the capsule body 2 and the additional part 9 can be seen. As already mentioned with reference to FIG. 1, the capsule body 2 forms a substance chamber 3, which receives the substance needed to produce the beverage. In a central region of the capsule body 2 of the outlet nozzle 5 is arranged with its outlet ⁇ opening 6. Coaxially around this outlet connection 5 of the air supply duct 7 is provided. Not shown is the lid 8 (see Figure 2), which closes the capsule 1.
  • the capsule 1 When used as intended, the capsule 1 is pierced from below, ie through the lid, so that a liquid is injected into the capsule or into the substance chamber 3.
  • the beverage will fill the entire substance chamber 3 after a short time and pass through the passage openings 16 in a gap 17 between the capsule body 2 and plug 9.
  • the beverage will flow down there and pass through the filter 15 (see FIG. 3 b) into a collecting space 13 above the outlet connection 5.
  • the collecting space 13 is separated by a boundary wall 12 from the outlet connection 5.
  • This boundary wall 12 is formed by two wall sections 20, 21, which are arranged offset from one another. Between these two wall sections 20, 21, a slit valve 14 is formed.
  • the slit valve 14 opens under pressure of the adjacent beverage and allows the outflow of a liquid jet into the outlet nozzle 5.
  • this slit valve 14 causes an admission of the beverage with shearing forces to produce a crema during coffee making or to condition any air bubbles contained in the beverage.
  • the beverage After passage of the beverage from the substance chamber 3 through the passage openings 16 in a gap 17 between the plug 9 and capsule body 2, the beverage is forced downwards due to the internal pressure.
  • the beverage must press the filter 15, which is formed from the slots of the plug 9 in cooperation with the capsule body 2.
  • the drink is filtered.
  • a filter cake When using, for example, coffee powder as a beverage substance, a filter cake will form in the intermediate space from the entrained substance particles, which favors the filtration.
  • the filtered beverage enters a collection ⁇ room 13 above the outlet nozzle 5. This collection space is through a boundary wall 12 and arranged therein
  • Slit valve 14 separated from the outlet nozzle 5 and the outlet opening 6.
  • the slit valve 14 opens only when inside ⁇ half of the capsule a minimum internal pressure of 0.5 bar is applied. Once the required internal pressure is reached, the slit valve 14 will open, ie the slot of the slit valve 14 is pressed by the pressure and a beverage jet is formed. As mentioned previously, this internal pressure from ⁇ pendent of the capsule system and can be adjusted in the production of the capsule.
  • This drink jet is injected into the outlet pipe 5, the drink can pass unhindered from ⁇ running opening 6.
  • Ge ⁇ impregnation is loaded with shear forces. Air contained in the beverage is thus formed into fine air bubbles, which are carried along in the beverage jet.
  • the slit valve 14 extends over the entire diam ⁇ ser of the outlet nozzle 5. Accordingly extends the
  • the slot is gebil ⁇ det by two staggered wall sections 20, 21, wherein the one wall portion 21 includes a partition wall 19 of the air supply channel ⁇ 7.
  • the other partition 20 is ver ⁇ designed to be thin, so that they can deform under the applied fluid pressure to increase the slot of the slit valve 14 accordingly.
  • the partition wall 20 has a thickness between 0.2 mm to 0.3 mm, so that it can be correspondingly easily deformed by an applied fluid pressure. Of course, this thickness is adjustable depending on the material used and the required internal pressure.
  • the slit valve 14 is designed so that the resulting beverage jet is guided past an air inlet opening 11, that is injected transversely to a discharge direction 10 of the boundary wall 12 to the outlet opening 6 in the outlet nozzle 5 and bounces against the side wall of the outlet nozzle 5.
  • This air inlet opening 11 is connected to the air supply duct 7, which is arranged coaxially around the outlet connection 5.
  • the beverage jet tears when passing under the air inlet opening 11 by the suction effect with air and mixes with this air.
  • An air-foamed beverage forms, which leaves the capsule through the outlet opening 6.
  • additional foaming is often desired to produce, for example, a cappuccino or a latte macchiato.
  • a fine foam in the form of a crema is desirable.
  • Said pressure is as ⁇ derum depending on the capsule system, and adjustable in the preparation of the capsule.
  • FIG. 4 shows a perspective view from above onto a central region of the capsule body 2 from FIG. 1.
  • This central region is designed as a depression in the capsule body, as can be seen in FIG.
  • ribs 18 are arranged in a circle, which serve the support of the plug 9 to be used (see Figure 1).
  • two partial areas with two wall sections 20, 21 can be seen, which together form a boundary wall 12 to the outlet connection 5 (see FIGS. 3a to 3c).
  • a first portion with the wall portion 20 represents the collection space 13, which collects the prepared beverage before passing through the slit valve 14.
  • the two ⁇ te subarea with wall portion 21 is separated by a partition wall 19 of the ribs 18 and the collecting space 13.
  • This partition 19 is tightly connected to the plug 9.
  • the so select ⁇ isolated area has an access to the Heilzu Entryska- nal 7 and three air intake ports 11 which open into the outlet connector. This separated section allows air to be entrained by the beverage jet in the outlet nozzle.
  • the arrangement of the air inlet openings 11 hinders that under gravity the drink from the outlet nozzle 5 can get into the air inlet openings 11 and the air inlet channel 7.
  • the beverage collects after passing through the passage openings 16 and the filter 15 (both see Figures 3a and 3b) in the plenum 13.
  • Slit valve 14 is closed in its rest position, the slot is visible only as a hairline crack. Accordingly, no opening available, but the plastic is in the place of the slit valve 14 through the fissure separates ⁇ already. Once the fluid pressure rises inside the capsule and reaches a certain minimum internal pressure, it opens slit valve 14 by the wall portion 20 of the collecting space is bent ⁇ 13 downward.
  • the slit valve 14 may be completely closed prior to initial opening.
  • a predetermined breaking point may be provided, which, however, allows opening under pressure.
  • FIGS. 5 and 6 a further embodiment of a capsule according to the invention is shown in fragmentary form. In turn, these represent an enlarged perspective view obliquely from below on a central region of the capsule and a perspective view from above of the recessed central region of the capsule body, similar to Figures 3b and 4. Accordingly, only the differences are pointed out.
  • the reference numbers are enclosed.
  • the collecting space 13 is formed as a recessed channel.
  • the slit valve 14 is located at the end of the channel adjacent to the partition 19 and is open. With increased internal pressure, the wall portion 20 of the boundary wall 12 of the plug 2 can bend, so that the opening of the nozzle 12 increases. Again, there is a balance between internal pressure and restoring force.
  • the valve 14 could also be designed as ge ⁇ closed slot, which opens only under pressure.
  • the jet of the beverage is not formed by a wide slot over the entire diameter of the outlet nozzle 5 but through the slot in the channel of the collecting space 13. Accordingly, it makes no sense to provide several air inlet openings to the outlet groove ⁇ zen 5, it exists in This embodiment, only one air inlet opening 11th
  • FIG. 7 shows a perspective view obliquely from above of a cut-open capsule 1 according to the invention in a further embodiment.
  • the reference numerals are again used in analogy to the preceding figures.
  • a capsule body 2 is closed by a lid.
  • an insert member 22 is introduced, in which the ⁇ outflow stub 5 with its outlet opening 6 and the slit valve 14 are formed.
  • the insert 22 has on his the Outlet 5 opposite side to a surface with ribs 18, on which a filter layer is arranged.
  • the filter layer is not shown.
  • the insert part 22 comprises the edge spoke 23 with which it is supported on a gestuf ⁇ th edge in the capsule body. 2
  • the capsule body 2 forms a substance chamber 3. In the beverage preparation, a liquid is injected into the capsule 1.
  • the filter layer (not shown) consisting of a perforated foil and / or a filter fleece and collects in a collecting space 13 above the outlet nozzle 5.
  • the collecting space 13 is in turn by a boundary wall 12 with two wall portions 20th , 21 separated from the outlet 5.
  • the two wall portions 20, 21 are offset from one another ⁇ arranged and form a slit valve 14 of which opens under the applied fluid pressure.
  • the liquid jet is injected through the arrangement of the slit valve 14 transversely to an outlet direction 10 which extends approximately parallel to the side wall of the outlet nozzle 5 in the direction of the boundary wall 12 to the outlet opening 6, in the outlet nozzle 5.
  • an air inlet opening which is connected to an air supply duct, which runs coaxially around the outlet connection 5.
  • such a construction can be easily realized as already described in the preceding embodiments.
  • FIG 8 a cross-section through a further exporting ⁇ approximate shape of a capsule according to the invention.
  • This capsule 1 is formed by a capsule body 2, which is closed by a lid (not shown).
  • an outlet nozzle 5 is arranged with an outlet opening 6.
  • An outlet direction 10 extends parallel to an axis of rotational symmetry of the Cape ⁇ sel 1 from the cover to the outlet opening 6.
  • the capsule body 2 has a substance chamber 3 approximately, in which the substance to produce the beverage is placed. Between the substance chamber 3 and the outlet nozzle 5, a filter 15 is arranged, which prevents leakage of undissolved substance particles from the capsule 1.
  • a collecting space 13 which collects the prepared beverage in an area above the outlet 5.
  • This collecting space 13 is separated by a boundary wall 12, comprising two mutually offset Wandab ⁇ sections 20, 21.
  • the two wall portions 20, 21 bil ⁇ turn a slit valve 14 of which, opens in a similar manner as already described for the other embodiments, under pressure.
  • an air inlet opening could also be integrated in this exemplary embodiment.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Apparatus For Making Beverages (AREA)

Abstract

Capsule (1) pour la préparation d'une boisson, comprenant un corps (2) présentant de préférence une symétrie de rotation, qui délimite entièrement ou partiellement une chambre à substance (3) destiné à contenir au moins une substance (4), un conduit de sortie (5) de préférence en position centrale, présentant un orifice de sortie (6), ainsi qu'un couvercle (8) destiné à fermer la chambre à substance (3). Un liquide peut être introduit dans la chambre à substance (3) et évacué par l'orifice de sortie (6). Entre la chambre à substance (3) et le conduit de sortie (5), une valve à fente (14) qui s'ouvre sous l'effet d'une augmentation de pression du liquide dans la chambre à substance (3) est agencée de manière à s'ouvrir directement dans le conduit de sortie (5) et à produire un jet de boisson.
PCT/EP2017/065681 2016-07-19 2017-06-26 Capsule et dispositif pour préparer une boisson WO2018015109A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP17734698.8A EP3487788B2 (fr) 2016-07-19 2017-06-26 Capsule pour la preparation d'une boisson
ES17734698T ES2827794T5 (es) 2016-07-19 2017-06-26 Cápsula para la preparación de una bebida

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP16180136.0A EP3272671A1 (fr) 2016-07-19 2016-07-19 Capsule pour la preparation d'une boisson
EP16180136.0 2016-07-19

Publications (1)

Publication Number Publication Date
WO2018015109A1 true WO2018015109A1 (fr) 2018-01-25

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ID=56497610

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2017/065681 WO2018015109A1 (fr) 2016-07-19 2017-06-26 Capsule et dispositif pour préparer une boisson

Country Status (3)

Country Link
EP (2) EP3272671A1 (fr)
ES (1) ES2827794T5 (fr)
WO (1) WO2018015109A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7640843B2 (en) 2003-01-24 2010-01-05 Kraft Foods R & D, Inc. Cartridge and method for the preparation of beverages
US20210000284A1 (en) * 2018-03-12 2021-01-07 Delica Ag Adapter for use in preparing a beverage by means of a capsule and a beverage preparation device

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1440911A1 (fr) * 2003-01-24 2004-07-28 Kraft Foods R & D, Inc. Cartouche pour la préparation de boissons
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EP3272671A1 (fr) 2018-01-24
ES2827794T5 (es) 2024-02-20
EP3487788A1 (fr) 2019-05-29
EP3487788B1 (fr) 2020-07-22
EP3487788B2 (fr) 2023-07-12

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