EP2227116B1 - Verkaufskühlmöbel und verfahren zum betreiben derselben - Google Patents

Verkaufskühlmöbel und verfahren zum betreiben derselben Download PDF

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Publication number
EP2227116B1
EP2227116B1 EP07819705.0A EP07819705A EP2227116B1 EP 2227116 B1 EP2227116 B1 EP 2227116B1 EP 07819705 A EP07819705 A EP 07819705A EP 2227116 B1 EP2227116 B1 EP 2227116B1
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EP
European Patent Office
Prior art keywords
air flow
flow passage
channel
flow channel
air
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.)
Not-in-force
Application number
EP07819705.0A
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English (en)
French (fr)
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EP2227116A1 (de
Inventor
Stefan Schmuck
Armin Grom
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Carrier Corp
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Carrier Corp
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Publication date
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Publication of EP2227116A1 publication Critical patent/EP2227116A1/de
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Publication of EP2227116B1 publication Critical patent/EP2227116B1/de
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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
    • A47F3/00—Show cases or show cabinets
    • A47F3/04—Show cases or show cabinets air-conditioned, refrigerated
    • A47F3/0439—Cases or cabinets of the open type
    • A47F3/0443—Cases or cabinets of the open type with forced air circulation
    • A47F3/0447—Cases or cabinets of the open type with forced air circulation with air curtains

Definitions

  • Refrigerating sales furnitures as they are known in the state of the art usually comprise air inlets and outlets arranged at a goods presentation and refrigeration space and air flow channels therebetween for circulating air in the goods presentation and refrigeration space.
  • the effective air flow is currently determined by the size and by the open area of the inlets and of the outlets and it is difficult to adjust said effective air flow to changed operation conditions.
  • Document FR 2787979 A1 discloses a refrigerating sales furniture according to the preamble of claim 1.
  • Exemplary embodiments of the invention include a refrigerating sales furniture comprising a furniture body having a rear wall and a goods presentation and refrigeration space, wherein an air flow channel is arranged at least partly at the rear wall.
  • Said air flow channel comprises at least one channel inlet, through which an air flow enters into the air flow channel, and at least one channel outlet, through which the air flow leaves the air flow channel.
  • An air flow passage reduction insert is selectively arrangeable in the air flow channel such that it reduces the air flow passage area to allow medium-sized air flow passage or such that it reduces the air flow passage area to allow small air flow passage.
  • Exemplary embodiments of the invention further comprise a method for operating a refrigerating sales furniture having a furniture body with a rear wall, a goods presentation and refrigeration space, and an air flow channel arranged at least partly at the rear wall, said air flow channel comprising at least one channel inlet through which an air flow enters into the air flow channel, and at least one channel outlet through which the air flow leaves the air flow channel comprising the steps of selectively arranging an air flow passage reduction insert in the air flow channel such that it reduces the air flow passage area to allow medium-sized air flow passage or such that it reduces the air flow passage area to allow small air flow passage, and flowing air through the air flow channel.
  • FIG. 1 shows a sectional side view of a refrigerating sales furniture according to an embodiment of the invention.
  • the refrigerating sales furniture comprises a furniture body 2 arranged on a base 36, the furniture body 2 having a vertical rear wall 17, a horizontal bottom 4 and a horizontal top 3 confining a goods presentation and refrigeration space 5 which is open to the front.
  • a bottom air flow channel 24 is arranged horizontally just above the bottom 4 of the furniture body 2. At its front the bottom air flow channel 24 is provided with a front air inlet 25 which opens to the top of the bottom air flow channel 24 for introducing air from the front of the goods presentation and refrigeration space 5. At the back of the furniture body 2 the bottom air flow channel 24 is fluidly connected to an intermediate air flow channel 9 extending vertically parallel to to rear wall 17 of the furniture body 2. A fan 32 is arranged in said intermediate air flow channel 9 for generating an air flow.
  • an air baffle 6 is provided in the intermediate air flow channel 9 separating it into a first air flow channel 8 and a second air flow channel 10, both air flow channels 8, 10 extending vertically parallel to the rear wall 17 of the furniture body 2.
  • the first air flow channel 8 having a first air inlet 8a is arranged at the rear wall 17 of the furniture body 2
  • the second air flow channel 10 having a second air inlet 10a is arranged in front of the first air flow channel 8.
  • the second air flow channel 10 is defined by a vertical air channel wall 7.
  • An air flow passage reduction insert 14 is arranged just above the first air inlet 8a in the first air flow channel 8 for reducing the air flow passage area of said air first air flow channel 8.
  • an air flow passage reduction insert 14 may be arranged in the second air flow channel 10, although this is not shown in Figure 1 .
  • a cooling element 12 is arranged in the second air flow channel 10 for cooling the air flowing through said second air flow channel 10.
  • Said cooling element 12 may be an evaporator as part of a vapor compression cycle, a thermoelectric element or the like.
  • a cooling element 12 may be arranged in the first air flow channel 8, although this is not shown in Figure 1 .
  • a branch-off air flow channel 29 is fluidly connected to the second air flow channel 10 so that a portion of the cooled air which has passed the cooling element 12 enters into said branch-off air flow channel 29.
  • the branch-off air flow channel 29 extends vertically downwards parallel to the first and second air flow channels 8, 10 in between the second air flow channel 10 and a back wall 34 of the goods presentation and refrigeration space 5.
  • At its lower end it comprises a cool air outlet 30 for delivering cooled air to the rear of the goods presentation and refrigeration space 5.
  • the cool air outlet 30 is arranged approximately at the same height as the lower edge of the air baffle 6, but it can be arranged at any height which is considered to be appropriate for effectively cooling the goods presentation and refrigeration space 5. It is also possible that the branch-off air flow channel 29 is provided with a number of cool air outlets 30 which are arranged at different heights.
  • the first and second air flow channels 8, 10 extend further parallel to the rear wall 17 up to the top 3 of the furniture body 2. As there is no branch-off air flow channel 29 at this height, the second air flow channel 10 is wider than below, completely filling the distance between the first air flow channel 8 and the back wall 34 of the goods presentation and refrigeration space 5.
  • the first and second air flow channels 8, 10 are both bent by 90 degrees and extend further horizontally parallel to the top 3 of the furniture body 2.
  • the air flow channels 8, 10 comprise respective channel outlets 26, 28 which open downward for delivering the air from said channels 8, 10 to an area in the front of the goods presentation and refrigeration space 5 and below the top 3.
  • the channel outlets 28, 26 are designed to generate respective air curtains A, B at the front of the goods presentation and refrigeration space 5.
  • Such an air curtain A, B prevents cooled air from dropping out of the goods presentation and refrigeration space 5 and also avoids that warm ambient air enters into the goods presentation and refrigeration space 5.
  • air curtains A, B reduce the energy needed for cooling the goods presentation and refrigeration space 5.
  • a curtain A of cooled air from the second air flow channel 10 is provided inside a curtain B of not cooled air from the first air flow channel 8.
  • This combination of air curtains A, B isolates the goods presentation and refrigeration space 5 even better from the ambient air than a single air curtain A, B with enhanced efficiency.
  • Figure 2 shows an enlarged detail corresponding to area C of Figure 1 .
  • Figure 2 shows a section of the vertical rear wall 17 of the furniture body 2 comprising a thermal isolation 20 which is arranged in between an outer panel 21 a and an inner panel 21 b.
  • These panels 21 a, 21 b may be made of plastic or metal, while the thermal isolation 20 is usually made of a foamed material.
  • the air flow passage reduction insert 14 is fixed to the inside of the rear wall 17 by a screw 19 extending into the thermal isolation 20 through respective holes formed in the air flow passage reduction insert 14 and in the inner panel 21b.
  • a dowel may be used for anchoring the screw 19 within the thermal isolation 20.
  • a detachable fixture as a screw 19 allows to easily change the air flow passage reduction insert 14 or its orientation. Alternatively the air flow passage reduction insert 14 may be stuck or clamped to the inner panel 21b.
  • the air flow passage reduction insert 14 is formed as a rectangular angle bracket with a first side forming a first air flow passage portion 14a of the air flow passage reduction insert 14 arranged parallel to the rear wall 17 and a second side forming a second air flow passage portion 14b extending horizontally in the first air flow channel 8.
  • the passage reduction insert 14 comprises a protrusion 22 penetrating through a hole formed in the air baffle 6.
  • the air baffle 6 is arranged parallel to the rear wall 17 in a certain distance D thereof defining a first air flow channel 8 and a second air flow channel 10.
  • the protrusion 22 penetrating the air baffle 6 increases the stability of the arrangement of the air flow passage reduction insert 14 within the first air flow channel 8.
  • the distance between the inner panel 21 b and the air baffle 6 defining the width D of the first air flow channel 8 is between 10 mm and 30 mm.
  • the air channel wall 7 defining the front side of the second air flow channel 10 is not shown as it lies outside the enlarged area C shown by Figure 2 .
  • one side of the air flow passage reduction insert 14 extends parallel to the air baffle 6 and is fixed thereto while the protrusion 22 extends into a recess formed in the rear wall 17.
  • the second air flow passage portion 14b of the air flow passage reduction insert 14 horizontally bridging the distance between the inner panel 21b and the air baffle 6 comprises an air flow passage pattern of second openings 18.
  • the open area defined by this pattern allows for a small-sized air flow passage area.
  • the first air flow passage portion 14a of the air flow passage reduction insert 14 extending parallel to the rear wall 17 comprises another air flow passage pattern, which is a pattern of first openings 16 defining a medium-sized air flow passage area. As the first air flow passage portion 14a is arranged parallel to the rear wall 17 and thus parallel to the air flow, this medium-sized air flow passage area is not in use in the embodiment shown in Figure 2 .
  • the air flow passage reduction insert 14 is arranged in an alternative orientation, in which the positions of the first and second air flow passage portions 14a and 14b are interchanged with each other, the open air flow passage area of the first air flow channel 8 will be defined by the medium-sized air flow passage area of the first air flow passage portion 14a, while the small-sized air flow passage area of the second air flow passage portion 14b will be ineffective.
  • a pattern of openings 16, 18 is only one of several possibilities for defining the air flow passage.
  • the air flow passage can be formed by a single opening of a defined size or the air flow passage reduction insert 14 may be formed with first and second solid portions 14a, 14b extending over different sized sections of the first air flow channel 8 in order to reduce the open air flow passage area appropriately.
  • FIG 3 shows a perspective view of a section 15a of an air flow passage reduction insert 14 according to an embodiment of the invention.
  • the air flow passage reduction insert 14 shown in Figure 3 is shaped as an isosceles rectangular angle bracket.
  • the first air flow passage portion 14a of the air flow passage reduction insert 14 extends substantially vertically, while the second air flow passage portion 14b extends substantially horizontal.
  • Both portions 14a and 14b have the same width D equal to the distance D between the air baffle 6 and the inner panel 21 b of the rear wall 17 (see Figure 2 ).
  • the length L of the air flow passage reduction insert 14 corresponds to the width of the first air flow channel 8 measured in the direction horizontally parallel to the rear wall 17 of the furniture body 2.
  • the pattern of first openings 16 is formed in the first air flow passage portion 14a of the air flow passage reduction insert 14. Only the first two of these first openings 16 are partially visible in Figure 3 as most of the first air flow passage portion 14a is hidden by the second air flow passage portion 14b.
  • the pattern of first openings 16 formed in the first air flow passage portion 14a defines a medium-sized air flow passage which equals 25% to 50% of the open air flow passage area within the first air flow channel 8 without the air flow passage reduction insert 14.
  • the pattern of second openings 18 is formed in the second air flow passage portion 14b of the air flow passage reduction insert 14, defining a small-sized air flow passage which equals 5% to 25% of the open air flow passage area within the first air flow channel 8 without the air flow passage reduction insert 14.
  • the first and second openings 16, 18 are formed as oblong holes, however, different forms of the openings 16, 18, as eg. circular openings 16, 18 are possible, as well.
  • Each of the two air flow passage portions 14a and 14b comprises at least one protrusion 22 to be engaged with a respective recess or hole in the air baffle 6 or in the rear wall 17, respectively.
  • the protrusion 22 is a flat protrusion 22 integrally formed with the air flow passage portions 14a and 14b, but the protrusion 22 may for example also be a pin or hook attached to the air flow passage reduction insert 14.
  • Figure 4a shows a top view of three sections 15a, 15b and 15c of the first air flow passage portion 14a of the air flow passage reduction insert 14, namely a left section 15a, a middle section 15b and a right section 15c. The area in between these sections 15a, 15b, 15c is not shown.
  • the total length L of the air flow passage reduction insert 14 corresponds to the width of the air flow channel 8, 10 measured in the horizontal direction parallel to the rear wall 17.
  • the intermediate sections not shown usually comprise the same pattern of first openings 16 as the sections 15a, 15b, 15c, but the pattern may also vary along the length L of the air flow passage reduction insert 14.
  • Each of the sections 15a, 15b, 15c comprises two rows of oblong first openings 16, wherein the first openings 16 are arranged with their long dimension parallel to the long side of the air flow passage reduction insert 14.
  • the first openings 16 may be tilted with respect to the long side of the air flow passage reduction insert 14 or the first openings 16 may be formed in a symmetric, e.g. circular shape.
  • the first openings 16 are arranged so that two first openings 16 are formed directly on top of each other, respectively.
  • one of the rows may be shifted in the longitudinal direction so that the openings 16 will be arranged in an offset pattern.
  • a protrusion 22 is formed as already described with reference to figure 3 .
  • a hole 21 is formed in the protrusion 22 of the middle section 15b for allowing to introduce a screw or a pin in order to fix the air flow passage reduction insert 14 to the rear wall 17 or to the air baffle 6, respectively.
  • no holes are formed in the protrusions 22 of the left and right sections 15a, 15c, however, holes 21 may be formed in these protrusions 22, as well.
  • Figure 4b shows a top view of three sections 15a, 15b, 15c of the second air flow passage portion 14b of the air flow passage reduction insert 14.
  • Each of the sections 15a, 15b, 15c comprises one row of oblong second openings 18, wherein the second openings 18 are arranged in the middle of the second air flow passage portion 14b with their long dimension extending parallel to the long side of the air flow passage reduction insert 14.
  • the orientation of the second openings 18 may be tilted with respect to the long side of the air flow passage reduction insert 14 or the second openings 18 may be formed in a symmetric, e.g. circular shape.
  • Protrusions 22 are formed at the middle of the front edge of each section 15a, 15b, 15c, respectively, corresponding to the protrusions 22 of the first air flow passage 14a which already have been described with reference to figure 4a .
  • the pattern of first openings 16 formed in the first air flow passage portion 14a of the air flow passage reduction insert 14 define a medium-sized air flow passage which is twice as large as the small-sized air flow passage defined by the pattern of second openings 18 formed in the second air flow passage portion 14b of the air flow passage reduction insert 14.
  • different ratios of the small-sized air flow passage and the medium-sized air flow passage are possible, as well.
  • a refrigerating sales furniture according to the exemplary embodiments of the invention as described above comprises an air flow passage reduction insert which is selectively arrangeable in an air flow channel such that it reduces the air flow passage area to allow medium-sized air flow passage or such that it reduces the air flow passage area to allow small air flow passage.
  • the air flow passage area of the air flow channel can be adjusted easily by changing the arrangement of the air flow passage reduction insert.
  • only a single type of refrigerating sales furniture needs to be produced for providing refrigerating sales furnitures with differently sized air flow passages.
  • the air flow passage reduction insert comprises two air flow passage portions
  • two differently sized air flow passages can be realized using only one air flow passage reduction insert.
  • a third air flow passage can be realized by omitting the air flow passage reduction insert. This reduces the number of different elements needed for the assembly of a refrigerating sales furniture according to an embodiment of the invention.
  • the air flow passage reduction insert is an orifice plate.
  • An orifice plate provides an efficient air flow passage reduction insert.
  • the air flow passage reduction insert has a first air flow passage reduction portion with a first air flow passage pattern allowing medium-sized air flow passage and a second air flow passage reduction portion with a second air flow passage reduction pattern allowing small air flow passage.
  • Such an air flow passage reduction insert provides two different air flow passage areas which can be selected by choosing the orientation in which the air flow passage reduction insert is mounted into the air flow channel.
  • At least one of the air flow passage patterns is a pattern of openings. Openings provide a very easy to produce air flow passage pattern.
  • At least one of the air flow passage patterns is a pattern of oblong openings. Oblong openings are easy to arrange in multiple rows for providing an effective air flow passage pattern.
  • the air flow passage reduction insert is formed as an angle bracket, in particular a rectangular angle bracket.
  • An air flow passage reduction insert being an angle bracket, in particular a rectangular angle bracket, is easy to produce and can be inserted easily into the air flow channel in two different orientations.
  • the angle bracket has a substantially isosceles shape.
  • An angle bracket having a substantially isosceles shape is easy to produce and can be inserted into the air flow channel easily in any of two orientations.
  • the air flow passage reduction insert is fixed or fixable to the rear wall of the furniture body.
  • the rear wall provides a very effective and stable support for the air flow passage reduction insert.
  • the air flow passage reduction insert is fixed to the rear wall by a screw providing a very stable fixture which is easy to detach.
  • the air flow passage reduction insert has at least one protrusion which is engageable with a respective recess or opening formed in the air baffle or in the rear wall. Such a protrusion improves the stability of the fixture of the air flow passage reduction.
  • At least one air flow channel comprises at least one channel outlet at the front of the top of the furniture body to provide an air curtain in front or in a front portion of the goods presentation and refrigeration space.
  • Such an air curtain isolates the goods presentation and refrigeration space thermally and thus reduces the energy needed for cooling the goods presentation and refrigeration space.
  • the refrigerating sales furniture comprises a second air flow channel.
  • a second air flow channel allows to generate a second air curtain at the front of the furniture improving the thermal isolation.
  • an air baffle is provided between the first air flow channel and the second air flow channel separating the first air flow channel and the second air flow channel. This is a very easy way for generating a second air flow channel.
  • a cooling element is arranged in at least one of the air flow channels. This allows to cool the air flowing through said air flow channel for cooling the goods presentation and refrigeration space and/or for producing an air curtain of cooled air.
  • the air flow channel in which a cooling element is arranged comprises at least a channel outlet at the front of the top of the furniture body behind the channel outlet of the other air flow channel to provide a curtain of cooled air of a lower temperature behind the other air curtain.
  • the width of the air flow channel measured within a plane rectangular to the air flow direction, is between 10 mm and 30 mm.
  • a width of 10 mm to 30 mm is well suited for producing an effective air curtain in front of the goods presentation and refrigeration space.
  • the open area of the first air flow passage reduction portion allowing medium-sized air flow passage equals 25% to 50%, and particularly 30% to 40% of the open air flow passage area within the air flow channel without the the air flow passage reduction insert inserted.
  • the open area of the second air flow passage reduction portion allowing small air flow passage equals 5% to 25%, and particularly 10% to 15% of the open air flow passage area within the air flow channel without the the air flow passage reduction insert inserted, the areas measured within a plane rectangular to the air flow direction.
  • the air flow channel in which the cooling element is arranged comprises a branch-off air-flow channel comprising a cool air outlet, wherein the cool air outlet is arranged at the rear of the goods presentation and refrigeration space. This allows to deliver cool air to the goods presentation and refrigeration space for cooling it.
  • a substantially horizontal bottom air flow channel is provided below the goods presentation and refrigeration space having at least one inlet at the front of said bottom air flow channel, wherein its rear end is connected to at least one of the other air flow channels.
  • a bottom air flow channel allows to introduce cool air from the front of the goods presentation and refrigeration space into at least one of the air flow channels. This reduces the energy needed for cooling the air to the desired temperature.
  • the furniture body comprises thermal isolation for reducing the energy needed to keep the goods presentation and refrigeration space at low temperatures even further.
  • the refrigerating sales furniture can be a sales furniture being refrigerated to temperatures of above 0 °C or a freezing furniture being refrigerated to temperatures of below 0 °C.
  • the refrigeration can be effected by any known technology, like vapor compression cycle or thermoelectric refrigeration.

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  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)

Claims (15)

  1. Verkaufskühlmöbel, umfassend:
    einen Möbelkörper (2) mit einer Rückwand (17) und einem Warenpräsentations- und -kühlraum (5); und
    einen Luftstromkanal (8), der wenigstens teilweise an der Rückwand (17) angeordnet ist, wobei der Luftstromkanal (8) wenigstens einen Kanaleinlass (8a), durch den ein Luftstrom in den Luftstromkanal (8) tritt, und wenigstens einen Kanalauslass (26) umfasst, durch den der Luftstrom den Luftstromkanal (8) verlässt; gekennzeichnet durch
    einen Luftstromdurchlassverengungseinsatz (14), der einen ersten Luftstromdurchlassverengungsabschnitt (14a) mit einem ersten Luftstromdurchlassmuster, das einen mittelgroßen Luftstromdurchlass ermöglicht, und einen zweiten Luftstromdurchlassverengungsabschnitt (14b) mit einem zweiten Luftstromdurchlassverengungsmuster aufweist, das einen kleinen Luftstromdurchlass ermöglicht, und der selektiv in dem Luftstromkanal (8) anordenbar ist, derart, dass er den Luftdurchlassquerschnitt reduziert, um einen mittelgroßen Luftstromdurchlass zu ermöglichen, oder derart, dass er den Luftstromdurchlassquerschnitt reduziert, um einen kleinen Luftstromdurchlass zu ermöglichen.
  2. Verkaufskühlmöbel nach Anspruch 1, wobei der Luftstromdurchlassverengungseinsatz (14) eine Platte mit Öffnung ist.
  3. Verkaufskühlmöbel nach Anspruch 2, wobei wenigstens eines der Luftstromdurchlassmuster ein Muster aus Öffnungen (16, 18), vorzugsweise ein Muster länglicher Öffnungen (16, 18), ist.
  4. Verkaufskühlmöbel nach einem der vorangehenden Ansprüche, wobei die Breite (D) des Luftstromkanals (8) gemessen in einer Ebene rechtwinklig zur Luftströmungsrichtung zwischen 10 mm und 30 mm beträgt.
  5. Verkaufskühlmöbel nach einem der vorangehenden Ansprüche, wobei der offene Querschnitt des ersten Luftstromdurchlassverengungsabschnitts (14a), der einen mittelgroßen Luftstromdurchlass ermöglicht, 25 % bis 50 % und insbesondere 30 % bis 40 % des offenen Luftstromquerschnitts in dem Luftstromkanal (8) entspricht, ohne dass der Luftstromdurchlassverengungseinsatz (14) eingesetzt ist, wobei die Querschnitte in einer Ebene rechtwinklig zur Luftströmungsrichtung gemessen werden.
  6. Verkaufskühlmöbel nach einem der vorangehenden Ansprüche, wobei der offene Querschnitt des zweiten Luftstromdurchlassverengungsabschnitts (14b), der einen kleinen Luftstromdurchlass ermöglicht, 5 % bis 25 % und insbesondere 10 % bis 15 % des offenen Luftstromdurchlassquerschnitts in dem Luftstromkanal (8) entspricht, ohne dass der Luftstromdurchlassverengungseinsatz (14) eingesetzt ist, wobei die Querschnitte in einer Ebene rechtwinklig zur Luftströmungsrichtung gemessen werden.
  7. Verkaufskühlmöbel nach einem der vorangehenden Ansprüche, wobei der Luftstromdurchlassverengungseinsatz (14) als ein Winkel gebildet ist, insbesondere ein rechteckiger Winkel.
  8. Verkaufskühlmöbel nach Anspruch 7, wobei der Winkel (14) eine im Wesentlichen gleichschenklige Form aufweist.
  9. Verkaufskühlmöbel nach einem der vorangehenden Ansprüche, wobei der Luftstromdurchlassverengungseinsatz (14) an der Rückwand (17) des Möbelkörpers (2) befestigt oder befestigbar ist.
  10. Verkaufskühlmöbel nach einem der vorangehenden Ansprüche, wobei der Luftstromdurchlassverengungseinsatz (14) wenigstens einen Vorsprung (22) aufweist, der in eine jeweilige Vertiefung oder Öffnung eingreifen kann, die in dem Luftleitblech (6) oder in der Rückwand (17) gebildet ist.
  11. Verkaufskühlmöbel nach einem der vorangehenden Ansprüche, ferner umfassend einen zweiten Luftstromkanal (10).
  12. Verkaufskühlmöbel nach Anspruch 11, wobei ein Luftleitblech (6) zwischen dem ersten Luftstromkanal (8) und dem zweiten Luftstromkanal (10) vorgesehen ist.
  13. Verkaufskühlmöbel nach einem der vorangehenden Ansprüche, wobei wenigstens ein Luftstromkanal (8, 10) wenigstens einen Kanalauslass (26, 28) umfasst, der in einem vorderen Abschnitt der Oberseite (3) des Möbelkörpers (2) angeordnet ist und sich nach unten öffnet, um einen Luftvorhang (A, B) vor dem oder in einem vorderen Abschnitt des Warenpräsentations- und -kühlraums (5) bereitzustellen.
  14. Verkaufskühlmöbel nach Anspruch 13, wobei der Luftstromkanal (10), in dem ein Kühlelement (12) angeordnet ist, wenigstens einen zweiten Kanalauslass (28) umfasst, der sich nach unten öffnet und in einem vorderen Abschnitt der Oberseite (3) des Möbelkörpers (2) hinter einem ersten Kanalauslass (26) des anderen Luftstromkanals (8) angeordnet ist, um einen Vorhang von gekühlter Luft (A) mit einer niedrigeren Temperatur hinter dem anderen Luftvorhang (B) bereitzustellen.
  15. Verfahren zum Betreiben eines Verkaufskühlmöbels, aufweisend einen Möbelkörper (2) mit einer Rückwand (17), einen Warenpräsentations- und -kühlraum (5) und einen Luftstromkanal (8), der wenigstens teilweise an der Rückwand (17) angeordnet ist, wobei der Luftstromkanal (8) wenigstens einen Kanaleinlass (8a), durch den ein Luftstrom in den Luftstromkanal (8) eintritt, und wenigstens einen Kanalauslass (26) umfasst, durch den der Luftstrom den Luftstromkanal (8) verlässt;
    wobei das Verfahren folgende Schritte umfasst:
    selektives Anordnen eines
    Luftstromdurchlassverengungseinsatzes (14) mit einem ersten Luftstromdurchlassverengungsabschnitt (14a) mit einem ersten Luftstromdurchlassmuster, das einen mittelgroßen Luftstromdurchlass ermöglicht, und mit einem zweiten Luftstromdurchlassverengungsabschnitt (14b) mit einem zweiten Luftstromdurchlassverengungsmuster, das einen kleinen Luftstromdurchlass in dem Luftstromkanal (8) ermöglicht, derart, dass er den Luftstromdurchlassquerschnitt reduziert, um einen mittelgroßen Luftstromdurchlass zu ermöglichen, oder derart, dass er den Luftstromdurchlassquerschnitt reduziert, um einen kleinen Luftstromdurchlass zu ermöglichen; und
    Strömen von Luft durch den Luftstromkanal (8).
EP07819705.0A 2007-11-08 2007-11-08 Verkaufskühlmöbel und verfahren zum betreiben derselben Not-in-force EP2227116B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2007/009698 WO2009059621A1 (en) 2007-11-08 2007-11-08 Refrigerating sales furniture and method for operating the same

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EP2227116A1 EP2227116A1 (de) 2010-09-15
EP2227116B1 true EP2227116B1 (de) 2016-06-01

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EP (1) EP2227116B1 (de)
WO (1) WO2009059621A1 (de)

Families Citing this family (1)

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Publication number Priority date Publication date Assignee Title
GB2574897B (en) * 2018-06-22 2020-08-05 Wirth Res Limited Flow blocking device for an open refrigerated display case

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Publication number Priority date Publication date Assignee Title
US3289432A (en) * 1965-08-06 1966-12-06 Emhart Corp Display case
JPS5172299A (de) * 1974-12-20 1976-06-22 Hitoshi Karashima
US4329852A (en) * 1979-01-31 1982-05-18 Tyler Refrigeration Corporation Open top multiband refrigerated display case
DE4319237A1 (de) * 1993-06-09 1994-12-15 Linde Ag (Tief)kühlmöbel
FR2787979B1 (fr) * 1998-12-31 2001-02-09 Abc Synergie Meuble frigorifique de vente equipe d'un rideau d'air dedouble a debit constant

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None *

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WO2009059621A1 (en) 2009-05-14

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