Abstract: There is disclosed a low-temperature showcase in which dew condensation water from outer surfaces of transparent walls is securely treated and in which air can smoothly be blown from a mechanical chamber to the outer surfaces of the transparent walls. The low-temperature showcase includes a showroom having the transparent walls, the mechanical chamber constituted under this showroom, and a cooling unit constituted of a compressor, a condenser, a fan for the condenser and the like arranged in the mechanical chamber. The low-temperature showcase further comprises blow-off portions which are formed at lower portions of the transparent walls and which blow air discharged from the fan for the condenser in the mechanical chamber toward outer surfaces of the transparent walls, and water receiving portions which are defined between the blow-off portions and the outer surfaces of the transparent walls and which allows inflow of dew condensation water flowing down along the outer surfaces of the transparent walls.

Abstract: The present application and the resultant patent provide a merchandiser. The merchandiser may include an ambient compartment with at least one ambient product therein, a temperature controlled compartment with at least one temperature controlled product therein, and a rotary internal transport system within the temperature controlled compartment so as to dispense a temperature controlled product in response to an ambient product being placed therein.

Abstract: A refrigeration device containing CO2 a refrigerant to be circulated, including a compressor, a heat-rejecting heat exchanger, an expansion, and an evaporator which are connected to one another. The refrigeration device includes a first portion and a second portion, the second portion having a higher temperature relative to the first portion when the refrigeration device is in operation. A heat-reclaim heat exchanger is provided at a given location in the second portion, provided to transfer heat to a fluid for further use as a source of heated fluid.

Abstract: A modular door system is provided including at least one substantially transparent panel and a frame extending about a perimeter of the panel. The frame includes a pair of horizontal frame elements and a pair of vertical frame elements. One vertical frame element is configured to pivot about a pivot axis so that the other vertical frame element is movable between an open and a closed position. The modular door system further includes at least one receptacle disposed in the frame and a first cartridge removably receivable in the receptacle to facilitate pivoting the one vertical frame element about the pivot axis. The first cartridge is replaceable or interchangeable with at least a second cartridge. The cartridges may provide for the modular door system to be post-formation customized to change, add, or remove certain functionalities or features.

Abstract: A refrigerated merchandiser including a case that defines a product display area adapted to support product. The case includes a frame that has at least one mullion assembly defining an opening into the product display area, and a door that is positioned over the opening. The mullion assembly includes a mullion, a light assembly that is coupled to the mullion and that has a light source for illuminating at least a portion of the product display area, and a reflective surface that is coupled to at least one side of the mullion assembly and that extends along a length of the mullion. The reflective surface is visible from outside the case to increase visibility of product within the product display area.

Abstract: A showcase where an illumination device is placed outside a receiving chamber to enable effective use of the space in the receiving chamber. The inside of an insulated box body (16) having front glass (18) fitted in a front opening (56) is defined to form a receiving chamber (52). An upper evaporator (34) is placed in an upper insulating layer (54) of the insulated box body (16) so as to be in contact with a cooling plate (62) defining the upper surface of the receiving chamber (52). An opening (64) is formed in that portion of the cooling plate (62) with which the upper evaporator (34) is not in contact, and a receiving space (66) is formed in that portion of the upper insulating layer (54) to which the opening (64) faces. A holder (78) is placed at the receiving space (66), and inside the holder (78) is received and fixed an LED illumination device (70). The opening (64) is closed by a cover (86) with packing (84) in between, and the inside of the holder (78) is maintained in a sealed state.

Abstract: A compact merchandiser cooler is provided for chilling food and/or beverage containers. The compact merchandiser cooler utilizes thermoelectric cooling technology and is configured to be positioned within the line of sight of customers that are either approaching or present at a point of purchase so as to effectively promote impulse purchases. The compact merchandiser cooler includes a base assembly, a housing assembly, and a lid. The housing assembly may include a number of thermoelectrically cooled sleeves that are arranged in a substantially horizontal array to allow customers easy access to containers received within the sleeves. Additionally, to further attract consumer notice, the compact merchandiser cooler may be customized with branding information related to the food and/or beverage containers to be chilled within the compact merchandiser cooler.

Abstract: A refrigeration device includes a control device and a multiple cooling elements. A supply header delivers refrigerant to the cooling elements and a return header returns refrigerant from the cooling elements. A single pressure sensor provides a signal representative of a pressure of the refrigerant in the return header to the control device, and a single temperature sensor provides a signal representative of a temperature of the refrigerant in the return header to the control device. The control device provides an output signal to control each of the cooling elements, in response to the signals from the single temperature sensor and the single pressure sensor.

Abstract: A refrigeration system with a multi-function heat exchanger has a first heat exchanger with an internal partition defining a condenser, a subcooler and an evaporator. An expansion device is located external of the heat exchanger and receives condensed refrigerant from the subcooler and provides expanded refrigerant to the evaporator. A compressor circulates the refrigerant through the condenser, the subcooler, and the evaporator. A secondary coolant circulates through the subcooler, the evaporator and the loads. A control system receives refrigerant temperature and pressure signals, and provides a control signal to the expansion device to maintain a temperature of the refrigerant within a predetermined range. A second heat exchanger cools a condensing fluid circulating through the condenser to condense the refrigerant.

Abstract: A refrigeration system includes a medium temperature subsystem circulating a coolant in a closed loop between at least one medium temperature chiller and at least one medium temperature load and at least one cascade heat exchanger, and a low temperature subsystem circulating a coolant in a closed loop between at least one low temperature heat exchanger and at least one low temperature load. A cooling circuit is provided for circulating a coolant and includes a first pump and a second pump and a fluid cooler and a valve, and interfaces with the medium temperature chiller and the low temperature chiller. The valve is movable to a closed position to define a first flow path and a second flow path, where the first flow path includes the first pump and the medium temperature chiller and fluid cooler, and the second flow path including the second pump and the low temperature heat exchanger and the cascade heat exchanger.

Abstract: A heat transfer composition comprising trans-1,3,3,3-tetrafluoropropene (R-1234ze(E)), carbon dioxide (R-744) and a third component selected from difluoromethane (R-32), 1,1-difluoroethane (R-152a), fluoroethane (R-161), 1,1,1,2-tetrafluoroethane (R-134a), propylene, propane and mixtures thereof.

Abstract: A door for a refrigerated merchandiser defining a product display area. The door includes a first glass panel, a second glass panel, and a third glass panel. The first glass panel is in communication with an environment surrounding the merchandiser, and has a first surface facing the environment and a second surface opposite the first surface. The second glass panel has a third surface facing the second surface and a fourth surface opposite the third surface. The third glass panel is in communication with the product display area, and has a fifth surface that faces the fourth surface and a sixth surface that is opposite the fifth surface. The door also includes a film that has a split silver low-emissivity coating covering at least a portion of one or more of the first glass panel, the second glass panel, and the third glass panel.

Abstract: A portable cooled merchandising unit including a product container assembly, a door assembly, a cooling assembly, a customer enticement device, and a power unit. The product container assembly defines an interior region for containing products. The cooling assembly is connected to the product container assembly and includes a powered cooling device to cool the interior region. The enticement device is adapted to encourage customer interest in the merchandising unit and includes a powered component. The power unit includes a power supply electrically connectable to an external power source, with each of the powered cooling device and the power component of the enticement device being electrically coupled to the power supply. With this configuration, the common power supply serves to power both the cooling assembly as well as the customer enticement device. In some embodiments, the cooling assembly includes a thermoelectric device.

Abstract: A refrigeration system includes a medium temperature subsystem circulating a coolant in a closed loop between at least one medium temperature chiller and at least one medium temperature load and at least one cascade heat exchanger, and a low temperature subsystem circulating a coolant in a closed loop between at least one low temperature chiller and at least one low temperature load. A cooling circuit is provided for circulating a coolant and includes a first pump and a second pump and a fluid cooler and a valve, and interfaces with the medium temperature chiller and the low temperature chiller. The valve is movable to a closed position to define a first flow path and a second flow path, where the first flow path includes the first pump and the medium temperature chiller and fluid cooler, and the second flow path including the second pump and the low temperature chiller and the cascade heat exchanger.

Abstract: A refrigeration system includes a first circuit configured to circulate a first refrigerant. The first circuit includes an evaporator. The refrigeration system also includes a second circuit configured to circulate a second refrigerant. The second circuit includes a receiver associated with the evaporator such that the second refrigerant within the receiver is in a heat exchange relationship with the first refrigerant within the evaporator.

Abstract: The present embodiment provides a refrigerator. The refrigerator according to the present embodiment includes a panel member forming at least a portion of the exterior of the refrigerator, an inner case of which at least portion is spaced from the panel, a display case provided at one side of the panel member, insulating material filled in space between the panel member and the inner case, and a display unit mounted on the display case after the filling of the insulating material is completed.

Abstract: An apparatus is provided for controlling a lamp of a refrigerator. The apparatus may include a dispenser provided on a refrigerator door and a lamp installed within the dispenser for illuminating the dispenser. The dispenser may include a rotary member that rotates as an operation lever provided in the dispenser is operated and a duct door for selectively opening and closing an ice duct. The rotary member may include a rotary shaft supported by side walls of the dispenser and a connector part that extends from the rotary shaft. The duct door may be coupled to the connection part.

Abstract: The present invention relates to a door (10) for a cold storage device such as a refrigerator or freezer. The door comprises a frame (12) and a pane (14) fitted to the frame. The door is characterized by at least one light emitting diode (LED) (16) arranged such that heat generated by the LED(s) during operation of the LED(s) is conducted to the pane to reduce moisture-forming on the pane. The present invention also relates to a cold storage device (24), such as a refrigerator or freezer, comprising such a door.

Abstract: A merchandise display case has a housing having a plurality of housing walls forming an access opening, a roller-type cover shiftable between an extended closed position extending across and substantially closing the opening and a retracted open position generally clear of the opening, and a seal engaged between the cover and at least one respective wall of the housing. The cover has a pair of opposite side edges and an end edge bridging the side edges. The seal is engaged with at least one of the edges.

Abstract: A refrigeration system comprising a refrigerated cabinet having a front opening through which access is gained to the cabinet and the cabinet being subdivided into at least one compartment. Each compartment is adapted to be occupied by a drawer, each drawer being moveable within the compartment from a retracted position at which it is accommodated within the compartment and an extended position at which it partly extends forwardly from the compartment and whereby the interior of the drawer is accessible. The system further comprises cooling means provided remote from the cabinet. Each compartment has valved porting means provided in a rear wall thereof for connecting to the cooling means wherein when the drawer is in the retracted position, the cooling means is in fluid communication with the drawer and when the drawer is in an extended position the cooling means is isolated from the compartment.

Abstract: A merchandiser communication system including a first plurality of merchandisers arranged in a first row and a second plurality of merchandisers arranged in a second row. Each of the merchandisers includes a light assembly coupled to a case to illuminate a product display area, a light sensor coupled to the case to detect light pulses, and a microcontroller. The light sensor is in visual proximity with one or more of the adjacent merchandisers located across the aisle. The microcontroller is in electrical communication with the light assembly and the light sensor to operate the light assembly to encode the signal in light pulses of the light assembly that are not detectable by a human eye. The communication system also includes a visible light-based communication network in communication with the merchandisers and is operable to communicate the encoded light pulses among the merchandisers via the light assemblies and the light sensors.

Abstract: Disclosed are refrigerant compositions comprising the following components, as expressed in weight percent, and such that the total adds up to 100%, including any additives. 7.0-9.0% wt. R32 [difluoromethane, CH2F2, having a normal boiling point of ?51.7° C.]; 39.0-50.0% wt. R125 [pentafluoroethane, CF3CHF2, having a normal boiling point of ?48.5° C.]; 39.0-50.0% wt R134a [1,1,1,2 tetrafluoroethane, CF3CHF2, normal boiling point of ?26.1° C.]; 1.9 to 2.5% wt hydrocarbon, which consists essentially of 1.5-1.8% wt R600 [n-butane, CH3CH2CH2CH3, normal boiling point of ?0.5° C.], and 0.4-0.7% wt R601a [isopentane, ((CH3)2CHCH2CH3, having normal boiling point of +27.8° C.] or R601 [n-pentane (CH3CH2CH2 CH2CH3, having a normal boiling point of +36° C.)]. Further disclosed are refrigerators, freezers, air conditioners, water chillers, and heat pumps using the compositions described herein as at least one of the heat transfer compositions in the equipment.

Abstract: A food holding and display device. The food holding and display device includes a housing that defines a volume and that has an upper opening providing access to the volume. The upper opening is at least partially defined by a beveled surface. The food holding and display device also includes a pan that is removably positioned within the volume and that is adapted to support a food product, and a cooling mechanism that is coupled to the housing and that is positioned to cool the food product in the pan.

Abstract: According to a controller for a cooling system, when an optimum value of a low-pressure side pressure set value corresponding to an operation environmental condition to be generated is registered in a data base 15, the optimum value of the low-pressure side pressure set value is used. In a case where the optimum value of the low-pressure side pressure set value is not registered in the data base 15, when an optimum value of a low-pressure side pressure set value Ps corresponding to an operation environmental condition adjacent to the operation environmental condition to be generated is registered, the optimum value of the low-pressure side pressure set value Ps is used.

Abstract: The present invention relates to a refrigerated display case of the type comprising a bearing base and a top glass compartment with an intermediate wall provided with a series of openings, designed to receive from up downwards corresponding ice cream containers made of transparent materials, characterised by the fact that each transparent container is externally provided with projections situated at a height lower than the opening, in such a way to prevent the containers from being completely inserted from up down inside the corresponding opening obtained on the bearing base.

Abstract: An object is to prevent any gap from being generated in an abutment portion between an outer surface cover and a back surface plate or the like, whereby these components are provided with a sense of continuity, and the improvement of an appearance can be achieved. In a low temperature showcase in which insulating side panels are attached to the left and right sides of a main body having a display chamber, each of the insulating side panels includes a see-through transparent wall; an insulating wall which holds upper and lower portions and a rear edge of this transparent wall; a side panel rear cover which covers this insulating wall from the outside; and a side panel front cover which covers the front edges of the insulating wall and the transparent wall and which is attached to the front part of the side panel rear cover, and abutment portions of the side panel front cover and the side panel rear cover are provided with inclined surfaces directed outwards as the surfaces extend rearwards, respectively.

Abstract: There is disclosed a low temperature showcase in which dew condensation occurring on transparent walls is efficiently decreased, whereby the lowering of visibility can be avoided, and a disadvantage that customer's clothes are made dirty can be suppressed. The low temperature showcase has a constitution in which insulating side panels are attached to the left and right sides of a main body having a display chamber and in which a machine chamber is disposed in the lower part of the main body outside the display chamber, each of the insulating side panels includes a see-through transparent wall and a side panel front cover which covers the front edge of this transparent wall, and this side panel front cover has a waste heat passage which communicates with the inside of the machine chamber and a space of the outer surface of the transparent wall.

Abstract: There is disclosed a highly safe low temperature showcase in which an insulating wall and insulating side panels constituting a main body are provided with continuity in respect of design, whereby appearance can be improved. The low temperature showcase has a constitution in which insulating side panels are attached to the left and right sides of a main body having a display chamber, each of the insulating side panels includes a see-through transparent wall, an insulating wall which holds upper and lower portions and a rear edge of this transparent wall and whose outer surface is positioned outside the outer surface of the transparent wall, a side panel rear cover which covers the insulating wall from the outside, and a side panel front cover which extends over the insulating wall and the transparent wall to cover the front edges of these walls. The side panel front cover has at least a front wall and a side wall, and the side wall is positioned outside the outer surface of the transparent wall.

Abstract: A refrigerated display merchandiser in which is stored food products and which is ordinarily exposed to prevailing ambient light is provided with transparent sheets which function as filter media to prevent harmful light from reaching the foods stuffs. The filtering media comprises a transparent sheet affixed to the display merchandiser as well as about any fluorescent lighting disposed within the merchandiser. The transparent sheet is either clear (untinted), or tinted, and passes either red or blue light or alternatively, absorbs ultraviolet light including both UV-A light and UV-B light.

Abstract: A refrigerated merchandiser including a case that defines a product display area adapted to support product. The case includes a frame that has at least one mullion assembly defining an opening into the product display area, and a door that is positioned over the opening. The mullion assembly includes a mullion, a light assembly that is coupled to the mullion and that has a light source for illuminating at least a portion of the product display area, and a reflective surface that is coupled to at least one side of the mullion assembly and that extends along a length of the mullion. The reflective surface is visible from outside the case to increase visibility of product within the product display area.

Abstract: A refrigerator is disclosed which is capable of performing data transmission and reception with an external electric appliance (60), or enabling data transmission and reception among a plurality of display units (30, 40) included in the refrigerator. The refrigerator includes a refrigerator body (10), and a plurality of display units provided at the refrigerator body. Each display unit (30, 40) includes a display for displaying an image or audio data, or data as to a status of the refrigerator, a connector (31, 45) for performing transmission and reception of the data with the remaining display units, and a controller (37, 47) for controlling the data transmission and reception. Since data transmission reception with the external of the refrigerator and in the internal of the refrigerator is possible, an improvement in the convenience of the user is achieved.

Abstract: A method for controlling a temperature in a refrigeration system using a quality decay value expressing an expected decay rate in quality of the products being refrigerated, and which depends on the temperature of air present in the refrigeration system. The quality decay value is obtained using a mathematical model reflecting one or more physical and/or biological processes in the products. Prevents or reduces the quality degradation of the products in terms of shelf life, appearance or tastiness. Furthermore, a method for controlling the temperature in such a way that effects of scheduled events, such as temperature increase during defrosts, can be compensated prior to the event.

Abstract: A control valve to regulate flow of refrigerant through a refrigeration system that includes a plurality of refrigerated display cases. Each of the plurality of display cases includes a dedicated evaporator that cools return air by at least partially evaporating a refrigerant. A compressor assembly compresses evaporated refrigerant received from the plurality of evaporators. The system further includes a condenser located remotely from the plurality of display cases that rejects heat from the refrigerant to an environment. A gas main is in fluid communication with an inlet of the condenser and directs refrigerant from the compressor assembly to the condenser. A liquid main is in fluid communication with an outlet of the condenser and directs refrigerant from the condenser to the plurality of evaporators. The valve is fluidly coupled between the gas main and the liquid main, and regulates flow of refrigerant from the gas main to the liquid main.

Abstract: An apparatus for displaying and dispensing frozen edible products is provided, comprising a chill cabinet inside which is situated an insulated container equipped with passive cooling means, and which contains one or more frozen edible products. A method for displaying and dispensing frozen edible products from the apparatus is also provided.

Abstract: An external decorating member installed on the surface of a refrigerator is disclosed, in which the external decorating member 20 comprises a glass member 22, a first paint layer 24 formed on top of the glass member 22 and having reflecting materials for reflecting light which passed through the glass member, and a second paint layer 26 formed on top of the first paint layer 24 and having a certain color.

Abstract: A refrigeration merchandiser including at least one surface at least partially defining an environmental space adapted to accommodate a commodity. The merchandiser includes a linear compressor, a condenser, an expansion device, and an evaporator. The linear compressor, which can be a free-piston linear compressor having dual-opposing pistons, the condenser, the expansion valve and the evaporator are all in fluid communication. The evaporator is in thermal communication with the environmental space to influence the temperature of the environmental space. A merchandiser also includes a frame supporting the at least one surface, the linear compressor, the condenser, the expansion device, and the evaporator.

Abstract: A refrigeration system includes a low temperature portion with a primary loop that circulates a refrigerant to temperature-controlled storage devices operating at a low temperature, the primary loop also including a condenser to at least partially condense the refrigerant. The refrigeration system also includes a medium temperature portion having a primary refrigerant loop and a secondary coolant loop, the primary refrigerant loop provides cooling to the secondary coolant loop through a chiller. The secondary coolant loop has a first branch and a second branch, where the first branch circulates coolant to temperature-controlled storage devices operating at a medium temperature, and the second branch circulates coolant to the condenser of the low temperature portion.

Abstract: Merchandise display cabinet for showing refrigerated or frozen merchandise that features a vertical opening for accessing the merchandise space, which is subdivided into shelves arranged vertically on top of each other. The front side of the merchandise space accessible to the customer can be closed with transparent, horizontally-moving doors that in each case have a vertical marginal area through which the merchandise space is lit. The lighting installation is arranged outside of the merchandise space.

Abstract: A condenser coil for a refrigerated merchandiser includes a plurality of refrigerant carrying members and a first plurality of fins and a second plurality of fins connected in heat transfer relationship with the refrigerant carrying members. The first and second pluralities of fins are disposed alternately in generally parallel, laterally spaced relationship. In order to reduce the likelihood of fouling by the bridging of fibers between fins at the face of the condenser coil, the leading edge of the first plurality of fins extending upstream with respect to flow of air passing through the condenser coil beyond the leading edges of the second plurality of fins.

Abstract: The invention provides a refrigeration system including a plurality of refrigerated display cases. Each display case has a dedicated evaporator assembly that cools return air by evaporating a refrigerant, and a first stage compressor assembly that is in fluid communication with the respective evaporator assembly to compress the refrigerant to a first pressure corresponding to a first temperature of the refrigerant prior to discharge of the compressed refrigerant. The refrigeration system also includes a second stage compressor assembly that is in fluid communication with the first stage compressor assemblies to compress the refrigerant to a second pressure that is higher than the first pressure, and that corresponds to a second temperature of the refrigerant. The refrigeration system further includes a heat exchanger that is in fluid communication with the second stage compressor assembly to receive the refrigerant from the second stage compressor assembly to reject heat from the refrigerant.

Abstract: A condenser coil for a refrigerated beverage and food service merchandiser includes a plurality of parallel flat, multichannel heat transfer tubes and a plurality heat transfer fins extending between adjacent tubes in a generally V-shaped zig-zag pattern. In order to reduce the likelihood of fouling by the bridging of fibers therebetween, the fins are spaced apart at a dimension, w, as measured from apex to apex, of at least about 0.25 inches. In an embodiment, the plurality of heat transfer fins extend between adjacent tubes in a generally V-shaped zig-zag pattern at a spacing, as measured from apex to apex, in the range of from about 0.4 to about 0.8 inches. In an embodiment, the plurality heat transfer fins extend between adjacent tubes in a generally V-shaped pattern at a spacing, as measured from apex to apex, in range of from about ? inches to about ½ inches.

Abstract: An electric device comprising a plurality of operating elements which can be operated by a user. Said device is associated with a status display device, and it also comprises a control logic unit which is coupled to the operating elements in order to detect user operations and which is adjusted. Furthermore, the electric device has an operational state which corresponds to the user operations which are to be adjusted. In a first state, the control logic unit displaces the status display of each operational element, from which it is able to process a user operation, according to an adjusted operational state, and in a second state, said unit displaces the status display of each operational element, whereby it is not possible to process a user operation, according to an adjusted operational state.

Abstract: An expensive expansion device may be eliminated in favor of a less expensive pressure regulator in a CO2 vapor compression system such as is used in a bottle cooler or small-capacity air conditioner, refrigerator, or other system.

Abstract: A refrigerator includes a main body cabinet having a storage room formed with a front opening, a door which opens and closes the front opening, and a display unit that is mounted on at least one of the main body cabinet and the door. The display unit includes a display displaying an image, a power supply unit selectively supplying power to the display, a temperature detector detecting a temperature of the display, and a controller controlling the power supply unit to interrupt the power supplied to the display when the temperature detected by the temperature detector is higher than a predetermined maximum temperature.

Abstract: A bottle cooler system (20, 70, 100) includes a compressor (22), a first heat exchanger (24) and a second heat exchanger (28). In a cooling mode of operation, the second heat exchanger is downstream of the first heat exchanger and upstream of the compressor to cool contents of an interior volume. In a defrost mode of operation, refrigerant in the second heat exchanger is used to defrost an ice build-up on the second heat exchanger.

Abstract: A bottle cooler includes an outer casing, an inner casing housed within the outer casing and being sized and shaped to receive bottles horizontally therein. A refrigeration package is housed externally of the inner casing within the outer casing, and a cooling fan is housed within the outer casing to cause airflow through the outer casing past the refrigeration package to cool the inner casing. The bottle cooler is designed to be affixed beneath a kitchen cupboard.

Abstract: Refrigerator including a body forming an outer appearance of the refrigerator, a terminal detachably mounted on the body for controlling the refrigerator, a power supply device at one side of the body, for receiving power from an outside of the refrigerator, converting to a predetermined charge power, and supplying to the terminal, and an electric connection part connected between the power supply device and the terminal.

Abstract: A refrigeration system for use with a plurality of temperature controlled cases is disclosed. The refrigeration system includes a cooling system having at least one compressor and a condenser for supplying liquid refrigerant to a cooling element associated with each case. Each cooling element receives liquid refrigerant through a liquid refrigerant supply line and returns vapor refrigerant through a suction line. The refrigeration system further includes a control module having a stored reference temperature (T ref) for each case, a temperature sensor disposed in each case for generating a signal representative of the actual temperature within the case (T act), and an expansion device provided at the liquid refrigerant supply line side of each case. The control module compares T ref with T act and moves the expansion devices between an open position and a closed position accordingly to obtain or maintain the desired temperature in each temperature controlled case.

Abstract: A refrigerated display merchandiser in which is stored food products and which is ordinarily exposed to prevailing ambient light is provided with transparent sheets which function as filter media to prevent harmful light from reaching the foods stuffs. The filtering media comprises a transparent sheet affixed to the display merchandiser as well as about any fluorescent lighting disposed within the merchandiser. A transparent sheet passes either red or blue light or alternatively, absorbs ultraviolet light including both UV-A light and UV-B light.

Abstract: The temperature of an accommodating room is adjusted without causing drop of melting water from an upper evaporator onto the accommodated food materials. A cold storage showcase includes a cooling circuit 50 in which an upper evaporator 40 provided on an upper side of an accommodating room 14 and a lower evaporator 42 provided on a lower side of the accommodating room 14 are connected to a cooling apparatus. The upper evaporator 40 and the lower evaporator 42 are connected in parallel with the cooling apparatus. An electromagnetic valve SV for supplying or interrupting circulation of a cooling medium in the lower evaporator 42 is provided halfway a second route R2 on an upstream side of the lower evaporator 42. During a cooling operation, the accommodating room 14 is cooled at all times by the upper evaporator 40. When temperature detecting means Th detects a drop in temperature of the accommodating room 14, the electromagnetic valve SV is closed to stop the cooling by the lower evaporator 42.