CN1895132A - Ambient air curtain with floor air inlet - Google Patents
Ambient air curtain with floor air inlet Download PDFInfo
- Publication number
- CN1895132A CN1895132A CNA2006101015813A CN200610101581A CN1895132A CN 1895132 A CN1895132 A CN 1895132A CN A2006101015813 A CNA2006101015813 A CN A2006101015813A CN 200610101581 A CN200610101581 A CN 200610101581A CN 1895132 A CN1895132 A CN 1895132A
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- China
- Prior art keywords
- primary
- inlet
- air
- outlet
- sub
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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
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Freezers Or Refrigerated Showcases (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
A refrigerated merchandiser that includes a case defining a product display area. The case includes a base supported by a support surface that includes a primary inlet and a secondary inlet disposed outside of the primary inlet that receives air from adjacent the support surface. A canopy disposed substantially above the product display area includes a primary outlet and a secondary outlet. A primary air passageway fluidly connects the primary inlet with the primary outlet and defines a primary air curtain that flows across an open face portion of the case. A secondary air passageway fluidly connects the secondary inlet with the secondary outlet and defines a secondary air curtain that flows across the open face portion outside of the primary air curtain. An evaporator is located in the primary air passageway to refrigerate the primary air curtain.
Description
The cross reference of related application
This patent application requires the U.S. Provisional Application No.60/698 of submission on July 12nd, 2005, and 395 priority is introduced its full content here as a reference.
Technical field
The present invention relates to a kind of freezing shelf, it comprises primary air passage and secondary air duct.More specifically, the present invention relates to a kind of freezing shelf, it comprises primary air passage that near the main-inlet the product display area is connected with primary outlet fluid in the top cover and the secondary air duct that near the sub-inlet the stayed surface is connected with sub-outlet fluid in the top cover.
Background technology
In traditional practice, supermarket and convenience store are equipped with the freezing shelf with unlimited exposition, are used for showing fresh food or beverage to client in product display area when maintaining fresh food and beverage (instant food) in freezing environment or the product display area.Usually, freezing shelf comprise cool frozen air curtain, and it is passed down through the open surface part of shelf, thereby form the flow boundary of air between the remainder in product display area and shop.The air-flow that this air curtain is discharged by the outlet from the shelf top cover of the passage by freezing shelf produces, and is set at the one or more evaporator cools in the passage.Thereby this air curtain remains on cooling food in the product display area with the air of refrigeration, and the protection product display area is avoided the influence of shop surrounding air on every side.The environmental condition of frozen cargo frame peripheral has increased the cooling requirement of shelf, and can increase the temperature of the food in the product display area unfriendly.
Some freezing shelf are used for limiting the surrounding air ease and flow to the freezing shelf of single air curtain, and be used for product display area is maintained desired temperatures in conjunction with a plurality of air curtains.There are turbulent flow in air curtain and the boundary between inactive substantially surrounding air in displaying housing the place ahead in single relative high speed.Turbulent flow is escaped some surrounding airs unfriendly and is flow in the air curtain.
Have two or more adjacently, parallel but the freezing shelf independent air curtain that produces comprise the outer space gas curtain, this outer space gas curtain has the temperature higher slightly than interior air curtain, thereby the colder interior air curtain of protection is avoided around the influence of the surrounding air of shelf.Interior air curtain is cooled off by evaporimeter.Usually, the outer space gas curtain is formed by near the frozen cargo top of the trellis warm relatively and the air that is full of moisture.This air warm and that be full of moisture is directed near the inlet the freezing shelf top, and discharges by the outlet of second in the top cover.Many freezing shelf do not comprise the evaporimeter that the air that flows through second channel is cooled off.
These many air curtains frozen cargos set up the problem that the paired surrounding air of meter ease flows in colder, the interior air curtain and limit.Yet the problem that surrounding air is invaded the air curtain freezed is not got rid of in these designs fully.
Summary of the invention
In one embodiment, the invention provides a kind of freezing shelf, these freezing shelf comprise the housing that limits product display area.This housing comprises: base portion, this base portion are arranged on the product display area below, and by support; And top cover, this top cover roughly is arranged on the product display area top.The sub-inlet that base portion is included near the main-inlet the product display area and is arranged on the main-inlet outside, this sub-inlet is near admission of air stayed surface roughly.The sub-outlet that top cover is included near the primary outlet the product display area and is arranged on the primary outlet outside.The primary air passage fluid connects main-inlet and primary outlet, and guiding primary air outflow primary outlet and the open surface part of crossing housing, thereby forms the primary air curtain near product display area.Secondary air duct fluid auxiliary connection inlet and sub-outlet, and guide secondary streams outflow sub-outlet and cross the open surface part, thereby secondary air curtain formed in the primary air curtain outside.Evaporimeter is arranged in the primary air passage, with the cooling primary air.
A kind of method of operating freezing shelf is provided in another embodiment of the present invention, and these freezing shelf comprise the housing with base portion and top cover.This method comprises: the main-inlet that near the air the product display area is sucked this base portion; Make primary air move near the primary outlet of top cover product display area from the primary air passage of this main-inlet by housing; Discharge primary air by this primary outlet; And use this primary air of discharging near product display area, to produce the primary air curtain by primary outlet.This method also comprises: the sub-inlet that is arranged on the main-inlet outside that near the air the stayed surface is sucked base portion; Make secondary streams move to the sub-outlet that is arranged on the primary outlet outside of top cover by the secondary air duct of housing from this sub-inlet; Discharge secondary streams by this sub-outlet; And produce secondary air curtain in the primary air curtain outside with the secondary streams by sub-outlet.
Others of the present invention will become apparent by considering detailed description and accompanying drawing.
Description of drawings
Fig. 1 is for realizing the perspective view of freezing shelf of the present invention;
Fig. 2 is the sectional side view of the freezing shelf of Fig. 1, has exposed to form the primary air passage of primary air curtain and the secondary air duct that forms secondary air curtain;
Fig. 3 is the sectional side view that is similar to Fig. 2, shows near the forward shutter of secondary air duct of freezing shelf according to another embodiment of the present invention.
Fig. 4 is the sectional side view that is similar to Fig. 2, shows near the reverse shutter of secondary air duct of freezing shelf according to another embodiment of the present invention.
The specific embodiment
Before describing any embodiment of the present invention in detail, should understand the structure shown in that the present invention is not limited to illustrate in the following description or the following drawings and the details of arrangements of components on it is used.The present invention can have other embodiment, and can put into practice or implement the present invention in every way.And, it will be appreciated that word used herein and term are for purpose of description, and should not think determinate.Here employed " comprising ", " comprising " or " having " and their modification are intended to comprise item and these equivalent and the addition Item of listing thereafter.Unless otherwise specified or in addition qualification is arranged, on wide significance, uses term " installation ", " connection ", " support " and " connection " and modification thereof, and they comprise direct with indirect installation, be connected, support and connection.And " connection " is not limited to being connected or connection of physics or machinery with " connection ".
Fig. 1 shows freezing shelf 10, and these freezing shelf 10 can be placed in supermarket or the convenience store's (not shown), is used for showing fresh food, beverage and other food (not shown) to client.Freezing shelf 10 comprise: housing 15, first interior rear wall 25 and the top cover 30 with base portion 20.Formed product display area 35 by base portion 20, first interior rear wall 25 and top cover 30 part area surrounded, this product display area 35 has the open surface part 40 that allows client that the food that is stored in the housing 15 is taken.The embodiment that illustrates has shown that open surface part 40 is vertically set in the freezing shelf 10.Other embodiment can comprise horizontal housing or the grooved housing that defines product display area, and this product display area has the open surface part near case top, and approximate horizontal is arranged in the freezing shelf 10.One or more shelf 45 is set with supporting food prod in product display area 35.
Fig. 2 shows freezing shelf 10 in further detail.Base portion 20 comprises first diapire 65, second diapire 70, main-inlet 75 and sub-inlet 80.First diapire 65 limits the bottom of product display area 35, and is configured for the part of supporting food prod.Second diapire 70 that illustrates is for being arranged on the adiabatic wall of first diapire, 65 belows.Other embodiment can comprise the second not adiabatic diapire 70.
First diapire 65 and second diapire 70 form main airway 85 down and guide primary air 90 by base portion 20 with approximate horizontal ground.Main-inlet 75 is communicated with main airway 85 fluids down, and is arranged near the open surface part 40 of product display area 35.Main-inlet 75 is positioned in and receives surrounding air on the direction of approximate vertical and surrounding air is guided in the main airway 85 down.
Second diapire 70 and stayed surface 50 form secondary airway 95 down and guide secondary streams 100 by base portion 20 with the ground of approximate horizontal under primary air 90.Sub-inlet 80 is communicated with secondary airway 95 fluids down, and is arranged near the stayed surface 50.Sub-inlet 80 is positioned in and receives surrounding airs on the direction of approximate horizontal and surrounding air is guided to the secondary airway 95 down near stayed surface 50.Grid or other lid 105 are arranged on the sub-inlet 80, hiding the some parts of framework 55 at least in part, and help surrounding air is guided in the secondary airway 95 down.
Rear wall 115 is an adiabatic wall in second, and it is configured to primary air 90 and secondary streams 100 are separated.Other embodiment can comprise the second not adiabatic interior rear wall 115.
Rear wall 115 forms secondary back airway 125 in the outer rear wall 110 and second.Airway 125 is communicated with secondary airway 95 fluids down after this pair, with guiding secondary streams 100 on the direction of approximate vertical.
Second inner roof wall 140 is an adiabatic wall, and it is configured to Your Majesty's airway 155 and the secondary airway 160 of going up are separated.Other embodiment can comprise the second not adiabatic inner roof wall 140.
The outer roof 135 and second inner roof wall 140 form adjacent with secondary airway afterwards 125 and pair that fluid is connected on airway 160.Airway 160 connects with sub-outlet 150 on the pair, thereby guides secondary streamses 100 to sub-outlet 150 on the direction of approximate horizontal.
Main airway 85 down, main back airway 120 and Your Majesty's airway 155 form primary air passage.This primary air passage is configured to primary air 90 is directed to primary outlet 145 from main-inlet 75, and discharges primary air 90 with the form of primary air curtain 165 from primary outlet 145.In the illustrated embodiment, primary air curtain 165 is guided downward crosses near the product display area 35 open surface part 40, thereby makes food nice and cool.Other embodiment can comprise horizontal housing or the grooved housing that defines product display area, and this product display area has the open surface part near case top.In these embodiments, primary air curtain 165 is crossed horizontally disposed open surface part by the guiding of approximate horizontal ground.
Secondary airway 95 down, secondary back airway 125 and the secondary airway 160 of going up form secondary air duct.This pair air duct is configured to secondary streams 100 is directed to sub-outlet 150 from sub-inlet 80, and discharges secondary streams 100 with the form of secondary air curtain 170 from sub-outlet 150.Secondary air curtain 170 is positioned near the outside of primary air curtain 165, to help forming barrier between surrounding air around the housing and product display area 35.Secondary air curtain 170 warms up and ratio surrounding air cold on every side than primary air curtain 165.In the illustrated embodiment, secondary air curtain 170 open surface parts of crossing primary air curtain 165 outsides guided downward are to separate primary air curtain 165 with the relative warm surrounding air around housing 15.In the embodiment that comprises the housing with horizontal open surface part, secondary air curtain 170 is crossed horizontal open surface part by the guiding of approximate horizontal ground.
Primary air curtain 165 and secondary air curtain 170 match to form two air curtains, and this pair air curtain is configured to motion and crosses open surface part 40.The some parts of this pair air curtain can be inhaled in main-inlet and the sub-inlet one inlet or two inlets with circulation.Wherein this pair air curtain helps the air themperature in the product display area is maintained in the normal temperature scope.For example, at the situation of moderate temperature, temperature range is determined 32 to 41 degrees Fahrenheits of alimentary codex as food and FAD (" FDA ").
Freezing shelf 10 also comprise some parts of refrigeration system (not illustrating fully) in it.At least one fan 175 is positioned at main airway 85 down, towards the rear portion of housing 15, to produce the primary air 90 by main air flow passage.Fan 175 sucks primary air passage with air from main-inlet 75, and forces the remainder of air by primary air passage.Illustrated embodiment illustrates one and is arranged in the fan 175 that main airway 85 down is used to produce primary air.Other embodiment can comprise the fan 175 more than, to produce the primary air 90 by primary air passage.In a further embodiment, fan 175 also can be arranged in main back airway 120 or Your Majesty's airway 155.
Second fan 180 is arranged in the secondary air duct, to produce secondary streams 100.Illustrated embodiment illustrates and is positioned at secondary back airway 125 and near the fan the upper back of housing 15 180.Fan 180 sucks secondary air duct by sub-inlet 80 with air near stayed surface 50, and forces air to pass through sub-outlet 150.Illustrated embodiment illustrates a fan 180 that is arranged in secondary air duct.Other embodiment can comprise the fan 180 more than, to produce the secondary streams 100 by secondary air duct.Additional embodiments can be included in the one or more fans 180 that extend on the length of housing 15, and fan 180 is arranged in secondary back airway 125, or is arranged in secondary airway 95 down, or is positioned at other position of the generation secondary streams 100 of housing 15.
Evaporimeter 185 is positioned at main back airway 120, and is positioned at the downstream of fan 175, with cooling primary air 90.Evaporimeter 185 is configured to receive the saturated cold-producing medium that passes through the expansion valve (not shown).As known in the prior art, saturated cold-producing medium its during by evaporimeter 185 owing to absorb heat from the primary air 90 that passes evaporimeter 185 and be evaporated.Cold-producing medium absorbs heat makes primary air 90 temperature by evaporimeter 185 time reduce.Cold-producing medium heated or gaseous state leaves evaporimeter 185 then, and is positioned at compressor (not shown) at a distance by blowback, enters refrigeration system so that handle once more.In other embodiments, evaporimeter 185 can be arranged in the upstream end of main airway 85 fans 175 down with cooling primary air 90.In a further embodiment, can be arranged in primary air passage, with cooling primary air 90 more than one evaporimeter 185.
Fig. 3 and 4 illustrates the embodiment of freezing shelf 10, and these freezing shelf 10 comprise and are used to guide secondary air curtain 170 to cross the shutter 190 of open surface part 40 near being positioned at sub-outlet 150.Shutter 190 comprise fin a plurality of almost parallels, elongated and as the U.S. Patent application No.11/059 that submits in 16 days February in 2005 of Hussmann, the monolithic entity described in 617 (title is " the air shutter that is used for freezing showcase ").Shutter 190 is positioned at housing 15, thereby generally perpendicularly guides secondary streams 100 by shutter 190 with the direction of secondary streams by airway on the pair 160.Shutter 190 comprises the raceway groove 195 that limits the inlet distribution, so that change the direction of secondary streams 100.In other embodiments, one or more shutters 190 can be positioned near primary outlet 145 and the sub-outlet 150, thereby guiding primary air curtain 165 and secondary air curtain 170 are crossed open surface part 40.In a further embodiment, shutter 190 can be positioned near the primary outlet 145, and is not positioned near second shutter 190 the sub-outlet 150.
Fig. 3 illustrates an embodiment of freezing shelf 10, and it comprises the shutter 190 of locating, extend across sub-outlet 150 along direction.Flow through at secondary streams 100 on the direction of airway 160 on the pair, raceway groove 195 general length increase, and width reduces.This structure from the interior section of the contiguous primary outlet 145 of sub-outlet 150 to the exterior section of contiguous top cover 30 ends of sub-outlet 150 of raceway groove 195 makes that the part of contiguous primary air curtain 165 of secondary air curtain 170 is slower than the part of contiguous top cover 30 ends of secondary air curtain 170.In other words, forward shutter 190 limits the cross section of secondary air curtain 170 near primary air curtain 165 cumulative changeable flows to top cover 30 ends (promptly leaving the outward direction of product display area 35).The air stream that cumulative changeable flow provides roughly evenly and temperature is low relatively to be separating primary air curtain 165, and keeps relatively cool two air curtains on the suitable major part of open surface part 40.In comprising the embodiment that is arranged near the shutter 190 the primary outlet 145, forward shutter 190 helps making the nice and cool roughly low temperature primary air curtain 165 uniformly of product display area.
Fig. 4 illustrates another embodiment of freezing shelf 10, and these freezing shelf 10 comprise the shutter 190 of locating, extend across sub-outlet 150 along reverse direction.Flow through at secondary streams 100 on the direction of airway 160 on the pair, oppositely the raceway groove 195 general length of shutter 190 reduce, and width increases.The length that reduces of raceway groove 195 on sub-outlet 150 makes that the interior section of contiguous primary air curtain 165 of secondary air curtain 170 is faster than the exterior section of contiguous top cover 30 ends of secondary air curtain 170, thereby at the decrescence changeable flow that limits the cross section of secondary air curtain 170 from product display area 35 outside directions.This decrescence changeable flow provide cross open surface part 40 roughly uniformly air stream and on the suitable major part of open surface part 40, keep relatively cool two air curtains separating primary air curtain 165.
Refer back to Fig. 2, the freezing shelf 10 that illustrate comprise housing 15, but are not positioned near the shutter 190 primary outlet 145 and the sub-outlet 150.Primary air curtain 165 and secondary air curtain 170 are directed crossing open surface part 40, and do not have as with reference to figure 3 and 4 described roughly variable flow distribution.The immovable to a great extent Velocity Profiles of primary air curtain 165 and secondary air curtain 170 makes product display area 35 nice and cool and primary air curtain 165 and warm surrounding air around freezing shelf 10 separated respectively.
Starting of first fan 175 and second fan 180 sucks air primary air passage and secondary air duct respectively.For primary air passage, air is inhaled in the main airway 85 down by main-inlet 75.Primary air curtain 165 is substantially by towards main-inlet 75 guiding, and the suitable major part of primary air curtain 165 received by main-inlet 75, with by housing 15 recirculation.Recirculation primary air curtain 165 circulates cold air again, thereby makes product display area 35 nice and cool effectively.The primary air 90 that first fan 175 produces is cooled off by evaporimeter 185, and discharges from primary outlet 145, and flows through open surface part 40, thereby makes product display area 35 nice and cool and food maintained the temperature that FDA recommends.
Like this, the present invention especially provides a kind of freezing shelf, it comprise by primary air form near the primary air curtain of the admission of air product display area and the secondary air curtain that forms by secondary streams near the admission of air stayed surface.Various feature and advantage of the present invention have been illustrated in the claims.
Claims (20)
1. freezing shelf comprise:
Housing, this housing limits the product display area that comprises the open surface part, and this housing comprises:
Base portion, this base portion are arranged on the product display area below, and by support, the sub-inlet that this base portion has near the main-inlet product display area and is arranged on the main-inlet outside, this sub-inlet is configured near roughly admission of air stayed surface;
Top cover, this top cover roughly are arranged on product display area top, the sub-outlet that this top cover has near the primary outlet product display area and is arranged on the primary outlet outside;
Primary air passage, this primary air passage fluid connects main-inlet and primary outlet, and this primary air passage is configured to guide primary air to flow out primary outlet and crosses the open surface part, thereby forms the primary air curtain near product display area;
Secondary air duct, this pair air duct fluid auxiliary connection inlet and sub-outlet, this pair air duct are configured to guide secondary streams to flow out sub-outlet and cross the open surface part, thereby form secondary air curtain in the primary air curtain outside; And
Evaporimeter, this evaporimeter is arranged in the primary air passage, with the cooling primary air.
2. freezing shelf according to claim 1 also comprise: main fan, and this main fan is arranged in the primary air passage, and is configured to produce primary air; And secondary fan, this pair fan is arranged in the secondary air duct, and is configured to produce secondary streams.
3. freezing shelf according to claim 1 also comprise the shutter that is connected on the sub-outlet.
4. freezing shelf according to claim 1 also comprise being connected to first shutter on the primary outlet and being connected to second shutter on the sub-outlet.
5. freezing shelf according to claim 1, wherein main-inlet is configured to receive the quite most of of primary air curtain, and wherein sub-inlet is configured to receive the quite most of of secondary air curtain.
6. freezing shelf according to claim 1, wherein said housing also comprises adiabatic wall, this adiabatic wall is along at least a portion of primary air passage and at least a portion setting of secondary air duct.
7. freezing shelf according to claim 1, wherein the part of secondary air duct is limited by described stayed surface.
8. freezing shelf according to claim 1, wherein main-inlet is configured to admission of air on the direction of approximate vertical, and wherein sub-inlet is configured to admission of air on the direction of approximate horizontal.
9. freezing shelf according to claim 1 wherein along first flow path guiding primary air curtain, and wherein guide secondary air curtain along second flow path, and this second flow path is roughly parallel to first flow path.
10. freezing shelf according to claim 1, wherein secondary streams is warmer than primary air, and than the surrounding air cold around freezing shelf.
11. freezing shelf according to claim 1, wherein said base portion comprise from the plate of the upwardly extending approximate vertical of described stayed surface, and wherein sub-inlet is arranged on this vertical plate.
12. the method for the freezing shelf of operation, these freezing shelf comprise the housing with base portion and top cover, and this method comprises:
Near the product display area air is sucked the main-inlet of this base portion;
Make primary air move near the primary outlet of top cover product display area from the primary air passage of this main-inlet by housing;
Discharge primary air by this primary outlet;
Near product display area, produce the primary air curtain with this primary air of discharging by primary outlet;
Near the stayed surface air is sucked the sub-inlet that is arranged on the main-inlet outside of base portion;
Make secondary streams move to the sub-outlet that is arranged on the primary outlet outside of top cover by the secondary air duct of housing from this sub-inlet;
Discharge secondary streams by this sub-outlet; And
Produce secondary air curtain with secondary streams in the primary air curtain outside by sub-outlet.
13. method according to claim 12 also comprises the cooling primary air.
14. method according to claim 13 also comprises being positioned at sub-outlet near the end of top cover and the secondary air curtain warmer than primary air curtain being provided.
15. method according to claim 12 wherein sucks air main-inlet and comprises the quite major part that sucks the primary air curtain.
16. method according to claim 12 wherein sucks air sub-inlet and comprises the quite major part that sucks secondary air curtain.
17. method according to claim 12 also comprises with adiabatic wall at least a portion of primary air passage is separated with at least a portion of secondary air duct.
18. method according to claim 17, wherein separately at least a portion of primary air passage comprises with adiabatic wall roughly whole primary air passage and secondary air duct separate.
19. method according to claim 12 also comprises a part that limits secondary air duct with described stayed surface.
20. method according to claim 12 wherein sucks air main-inlet and is included on the direction of approximate vertical and sucks air, and wherein air is sucked sub-inlet and be included on the direction of approximate horizontal and suck air.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US69839505P | 2005-07-12 | 2005-07-12 | |
US60/698,395 | 2005-07-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN1895132A true CN1895132A (en) | 2007-01-17 |
Family
ID=37056564
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNA2006101015813A Pending CN1895132A (en) | 2005-07-12 | 2006-07-12 | Ambient air curtain with floor air inlet |
Country Status (3)
Country | Link |
---|---|
US (1) | US20070012059A1 (en) |
EP (1) | EP1743552A1 (en) |
CN (1) | CN1895132A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010148537A1 (en) * | 2009-06-25 | 2010-12-29 | Carrier Corporation | Refrigerated merchandiser |
CN103705132A (en) * | 2012-10-05 | 2014-04-09 | 卡罗里克集团股份有限公司 | Device for keeping food warm |
CN104540423A (en) * | 2012-08-22 | 2015-04-22 | 奥特冷机系统有限公司 | Cooling unit |
CN104540422A (en) * | 2012-08-22 | 2015-04-22 | 奥特冷机系统有限公司 | Cooling device |
CN105208898A (en) * | 2013-04-30 | 2015-12-30 | 东芝开利株式会社 | Open showcase |
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WO2006115824A2 (en) | 2005-04-25 | 2006-11-02 | Delaware Capital Formation, Inc. | Air curtain system for a refrigerated case |
US9526354B2 (en) * | 2008-09-11 | 2016-12-27 | Hill Phoenix, Inc. | Air distribution system for temperature-controlled case |
WO2011074994A1 (en) * | 2009-12-17 | 2011-06-23 | Jbg-2 Sp. Z O.O. | Air curtain generator for refrigerated display case |
EP2336690A1 (en) * | 2009-12-17 | 2011-06-22 | JBG-2 Sp. z.o.o. | A method of generating air curtain for refrigerated display case |
WO2011074993A1 (en) * | 2009-12-17 | 2011-06-23 | Jbg-2 Sp. Z O.O. | A set of refrigerated display cases |
GB2482073A (en) * | 2011-09-15 | 2012-01-18 | David Turner | A System And Method To Reduce Refrigerated Air Leaving An Open Deck Display Cabinet. |
NZ611793A (en) * | 2011-06-30 | 2013-10-25 | Hussmann Corp | Apparatus for disease detection |
US9456706B2 (en) | 2012-02-17 | 2016-10-04 | Hussmann Corporation | Merchandiser with airflow divider |
US9220354B2 (en) | 2012-02-17 | 2015-12-29 | Hussmann Corporation | Merchandiser with airflow divider |
FI125239B (en) * | 2012-05-28 | 2015-07-31 | Norpe Oy | Module, arrangement and method for providing a fluid curtain |
DE102012107711B4 (en) | 2012-08-22 | 2016-09-08 | Aht Cooling Systems Gmbh | cooling rack arrangement |
DE202014100664U1 (en) * | 2014-02-14 | 2014-02-24 | Aht Cooling Systems Gmbh | refrigerated |
US10646054B2 (en) * | 2016-03-31 | 2020-05-12 | Panasonic Intellectual Property Management Co., Ltd. | Showcase and operation method thereof |
GB2549719B (en) * | 2016-04-25 | 2018-09-26 | Wirth Res Limited | An open refrigerated display case |
US11576501B2 (en) * | 2019-11-08 | 2023-02-14 | Hill Phoenix, Inc. | Guide vane for refrigerated display case |
FI3821768T3 (en) * | 2019-11-14 | 2024-03-01 | Carrier Corp | Refrigerated display case with air flow guide |
GB2627673A (en) * | 2020-01-24 | 2024-08-28 | Aerofoil Energy Ltd | Improvements to open display refrigerators |
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2006
- 2006-06-26 US US11/426,344 patent/US20070012059A1/en not_active Abandoned
- 2006-06-30 EP EP06253468A patent/EP1743552A1/en not_active Withdrawn
- 2006-07-12 CN CNA2006101015813A patent/CN1895132A/en active Pending
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2010148537A1 (en) * | 2009-06-25 | 2010-12-29 | Carrier Corporation | Refrigerated merchandiser |
CN104540423A (en) * | 2012-08-22 | 2015-04-22 | 奥特冷机系统有限公司 | Cooling unit |
CN104540422A (en) * | 2012-08-22 | 2015-04-22 | 奥特冷机系统有限公司 | Cooling device |
CN104540422B (en) * | 2012-08-22 | 2018-06-05 | 奥特冷机系统有限公司 | cooling device |
CN104540423B (en) * | 2012-08-22 | 2018-09-28 | 奥特冷机系统有限公司 | Cooling frame |
CN103705132A (en) * | 2012-10-05 | 2014-04-09 | 卡罗里克集团股份有限公司 | Device for keeping food warm |
CN105208898A (en) * | 2013-04-30 | 2015-12-30 | 东芝开利株式会社 | Open showcase |
CN105208898B (en) * | 2013-04-30 | 2018-09-25 | 东芝开利株式会社 | Open-type show cabinet |
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EP1743552A1 (en) | 2007-01-17 |
US20070012059A1 (en) | 2007-01-18 |
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