Abstract: A modular and compact air conditioning system is designed to be conveyed by a ground support equipment cart and to occupy minimal space within the cart. The system is constructed within a rectangular frame supporting top, bottom, left side, right side, front side, and back side panels. The top and back side panels contain thin air conditioner condensers. One of the left and right side panels contain an air outlet, and the other contains an air inlet and a duct that may be connected to an airplane to provide cooling air to the airplane. A condenser fan is mounted within the rectangular frame and is arranged to draw outside air in through the condensers and to blow the air out through the air outlet.

Abstract: Ground support equipment for servicing an airplane includes a ground support equipment cart upon which are mounted at least two equipment modules and a control module. A first equipment module mounted upon the cart contains ground support equipment for servicing an airplane and also has a network connection, and at least one additional equipment module mounted upon the cart contains additional ground support equipment for servicing an airplane and also has a network connection. The control module has a user display and user controls that are connected to a control processor which has a network connection. The user display and the user controls serve as a shared control panel for the ground support equipment contained in the modules mounted upon the cart. A network interconnects the network connections of the modules mounted upon the cart. The control processor can cause the user display to present a menu listing various types or classes of airplanes for selection by a user.

Abstract: The invention provides a container for cooling produce. The container includes a box-like housing and a common plenum wall, creating a supply air distribution plenum, a return air distribution plenum and a treatment zone therebetween. Within the treatment zone, produce can be placed. A plurality of openings are located within the common plenum wall allows air flow to pass between the plenums and the treatment zone, and thus cooling the produced located therein.

Abstract: To provide a showcase in which a cooling fan is provided on a cooling room side and a fan motor is provided on a machine room side, wherein attaching and detaching the cooling fan can be facilitated and stabilization of the wind quantity by a fan case can be realized, a showcase in which a display room is provided over an insulating wall; a machine room is provided under the insulating wall; a compressor, a condenser and the like of a cooling unit are disposed in the machine room; a cooling room is provided in the insulating wall; and an evaporator and a cooling fan of the cooling unit are disposed in the cooling room so that cold air heat-exchanged with the evaporator is circulated in the display room by the cooling fan, comprises a cooling fan motor disposed in the machine room to drive the cooling fan.

Abstract: An object of the present invention is to provide a showcase wherein an insulating wall and a top plate of a machine room covering a lower surface of the insulating wall can be stably held and the strength of the entire showcase can be improved. In the showcase, a display room is provided over the insulating wall; a machine room is provided under the insulating wall; a compressor, a condenser and the like of a cooling unit are disposed in the machine room; a cooling room is provided in the insulating wall; and an evaporator and a cooling fan of the cooling unit are disposed in the cooling room so that cold air heat-exchanged with the evaporator is circulated in the display room by the cooling fan, and the showcase further comprises a top plate of the machine room to cover the lower surface of the insulating wall, and the top plate is mounted on and fixed to a pipe plate of the condenser to hold the insulating wall.

Abstract: A refrigerator having a main body cabinet, the main body cabinet including a first storage compartment, a second storage compartment adjacent to the first storage compartment, and an accommodating part disposed in a lower part of the first and second storage compartments, the accommodating part including a component compartment which disposed at at least a part of the lower part of the first storage compartment and having a compressor to compress a refrigerant installed therein, and a free accommodating space to accommodate a thing for storage.

Abstract: A refrigerator having a body defined with a plurality of cooling compartments, a plate arranged to partition the cooling compartments, and a cold air supplier arranged at one wall of the plate, to supply a cold air to at least one of the cooling compartments.

Abstract: A compact ventilating system having an air purifying function is disclosed, which includes a case having one end buried in a ceiling of a room, and the other end projected toward the inside of the room; an air-supplying passage of communicating the outside of the room, the case, and the inside of the room with one another, to supply an outdoor air to the inside of the room; an air-discharging passage of communicating the inside of the room, the case, and the outside of the room with one another, to discharge an indoor air to the outside of the room; an air-circulating passage of communicating the inside of the room with one point of the air-supplying passage inside the case, to introduce the indoor air to the case, and to re-supply the air to the inside of the room; and a fan provided in the case, for supplying the outdoor air introduced to the case through the air-supplying passage to the inside of the room, or re-supplying the indoor air introduced to the case through the air-circulating passage to the insi

Abstract: A refrigerator includes an evaporator zone and a cooling zone separated from each other in a refrigerator housing. A fan drives a cold air flow from the evaporator zone into the cooling zone via a central inlet port that is arranged next to a heat-insulating partition located between the evaporator zone and the cooling zone. A distributing device that diverts a partial air flow into a distributor pipe that extends along a wall of the cooling zone is mounted upstream of the central inlet port in the direction of flow of the cold air. The distributor pipe is provided with holes that are distributed along the height of the wall and extend into the cooling zone.

Abstract: A pet crate cooler comprising a tub adapted to hold ice, a plurality of tubes or fins adapted to receive melted ice water from the tub, and a fan adapted to blow air across the outer surface of the fins or tubes and into the pet crate cavity.

Abstract: An icemaking compartment is provided in the refrigerator compartment of a bottom mount refrigerator. An icemaker is within the icemaking compartment. A cold air duct supplies cold air from the freezer compartment to the icemaker. The cold air duct is formed in the rear wall of the refrigerator. A fan controls the flow of air through the cold air duct. A return air duct is provided to direct a portion of the air from the icemaker back to the freezer compartment. An air vent in the icemaker directs another portion of air into the refrigerator compartment.

Abstract: A refrigerator includes a first storage compartment defining a first interior volume. A first evaporator is configured to cool air that flows past. A first plenum includes a first air outlet, a second air outlet and a first air inlet disposed between the first and second air outlets. The first air inlet is configured to receive air into the first plenum from the first interior volume. The first plenum is configured to flow the air received in the first air inlet over the first evaporator to cool the air. The first and second air outlets are configured to flow the cool air from the first plenum into the first interior volume.

Abstract: A refrigerator including a body having a plurality of cooling compartments separated from each other by a partition, and a machine room defined by the partition in a lower region of one of the plurality of cooling compartments. The machine room receives predetermined elements required to operate the cooling compartments.

Abstract: A water condenser includes a fan which draws a primary airflow through an upstream refrigerant evaporator, through an air-to-air heat exchanger and in one embodiment also an air-to-water heat exchanger uses cold water collected as condensate from the evaporator, the airflow to the evaporator being pre-cooled by passing through the air-to-air heat exchanger and the air-to-water heat exchanger prior to entry into the evaporator wherein the airflow is further cooled to below its dew point so as to condense moisture onto the evaporator far gravity collection. The evaporator is cooled by a closed refrigerant circuit.

Abstract: A quick-cooling device for a refrigerator includes top, bottom and opposing side walls that collectively define an air intake/delivery housing. A plurality of air discharge nozzles are arranged about at least one wall of the housing. A blower fan is mounted to the housing for drawing an airflow from the refrigerator into the housing and thereafter expelling the airflow from the housing through the air discharge nozzles. The air discharge nozzles can be constituted by slotted or circular openings arranged in staggered rows and sized to match a particular application.

Abstract: An air conditioner includes a centrifugal fan and a unit casing that houses the centrifugal fan. The centrifugal fan includes an impeller and a scroll casing that houses the impeller. The unit casing has a unit intake port that opens in a direction crossing an opening direction of a scroll intake port. At a circumferential portion of the scroll intake port of the scroll casing, there is formed a bulged portion with an inner surface that is formed evenly in a circumferential direction and an outer surface portion formed away from the unit intake port that bulges out to a side opposite the impeller.

Abstract: An icemaking compartment is provided in the refrigerator compartment of a bottom mount refrigerator. An icemaker is within the icemaking compartment. A cold air duct supplies cold air from the freezer compartment to the icemaker. The cold air duct is formed in the rear wall of the refrigerator. A fan controls the flow of air through the cold air duct. A return air duct is provided to direct a portion of the air from the icemaker back to the freezer compartment. An air vent in the icemaker directs another portion of air into the refrigerator compartment.

Abstract: A refrigerated product merchandising unit for storing and displaying chilled products including a body member, a product holding container positionable within the body member, and a base member having a refrigeration unit associated therewith, the refrigeration unit being positionable within the body member and being adapted for providing cold air to the product holding container. The product holding container includes a first plurality of openings positioned adjacent the top end portion thereof for allowing cold air to enter the product holding container and a second plurality of openings positioned adjacent the bottom end portion thereof for allowing air to exit the product holding container for recycling through the refrigeration unit.

Abstract: A heat exchanger for a refrigerator includes a dividing wall that bifurcates the heat exchanger into first and second airflow passages. The fins include apertures therein, allowing for both horizontal and vertical movement of air through the heat exchanger. The dividing wall extends through the heat exchanger at an angle, which decreases the cross-sectional diameter of both the first and second airflow passages and results in accelerated air flow through the air passages. In use, air from the refrigerator is directed into the first airflow passage of the heat exchanger for heat exchange, and is then directed by curved baffles into the second airflow passage for further heat exchange. Air exiting the second airflow passage is then directed into a compartment of the refrigerator.

Abstract: A refrigerator with an ice making device. The refrigerator includes a body defined with a refrigerating compartment, a freezing compartment, and an ice making compartment, the ice making compartment arranged in the refrigerating compartment while being thermally insulated from the refrigerating compartment, a first evaporator arranged in the refrigerating compartment, a second evaporator arranged in the freezing compartment, a refrigerating duct for circulating cold air from the first evaporator to the refrigerating compartment, a freezing duct for circulating cold air from the second evaporator to the freezing compartment, and an ice making flow passage for communicating the second evaporator and the ice making compartment. The second evaporator, ice making compartment, and ice making flow passage form a closed circuit such that the cold air in the ice making compartment does not enter the refrigerating compartment.

Abstract: An air conditioning fan apparatus including a ceiling fan unit, an air conditioning unit and a motor unit, all suspended as an integral device to a ceiling inside a user's home or office. The ceiling fan unit includes a multiplicity of fan blades each having evaporator tubing running inside. The air conditioning unit cools Freon gas that circulates through the fan blades for cooling the fan blades as they circulate the indoor air which in turn cools the air being circulated. The motor unit rotates the entire air conditioning unit and the fan blades together. A circular channel is further provided around the outside perimeter of the fan blades for collecting the moisture condensate formed on the fan blades as a result of the operation of the air conditioning unit.

Abstract: A device for rapidly chilling containers in a refrigerator includes a base portion, an outer body portion and a carriage. The outer body portion includes an outer shell defining a central cavity. The carriage is rotatably supported in the central cavity and spaced from the outer shell so as to define an air channel. The carriage includes a support wall that defines an article receptacle. The support wall includes a plurality of openings that open to the air channel. A fan is provided to establish a cooling airflow that is directed through the air channel into the carriage. A motor is employed to selectively rotate the carriage. A plurality of rollers, at least one of which is driven by the motor, support and drive the carriage to rotate through the cooling airflow to rapidly lower the container temperature.

Abstract: A snap-on downwardly deflecting air diverter for freeblow evaporator and/or heating units. The diverter includes a hood having a closed upper section and an open bottom section defined by a front panel and two side panels that extend generally perpendicularly from the front panel. The free edge of-each side panel has at least one fastening element for removably securing the diverter to the outlet grille of the evaporator and/or heating unit. With the diverter in place, air exiting the evaporator and/or heating unit passes through the grille and, in that area covered by the diverter, strikes the inner surface of the hood and is directed downwardly through the open bottom section.

Abstract: A refrigerator is provided including a freezing chamber having a first evaporator and a first fan provided inside, and a refrigerating chamber having a second evaporator and a second fan provided inside. Further, the first and second fans may be configured to direct cool air generated by the first and second evaporators to the freezing and refrigerating chambers, respectively. Additionally, plurality of cool-air ducts may be provided in at least one of the freezing and refrigerating chambers, the cool air ducts may be configured to provide cool air to the freezing and refrigerating chambers via operation of the first and second fans, respectively.

Abstract: An icemaking compartment is provided in the refrigerator compartment of a bottom mount refrigerator. An icemaker is within the icemaking compartment. A cold air duct supplies cold air from the freezer compartment to the icemaker. The cold air duct is formed in the rear wall of the refrigerator. A fan controls the flow of air through the cold air duct. A return air duct is provided to direct a portion of the air from the icemaker back to the freezer compartment. An air vent in the icemaker directs another portion of air into the refrigerator compartment.

Abstract: An indoor unit of an air conditioner including a front frame formed at a front side of the indoor unit, forming an appearance of the indoor unit, and having a side discharge hole formed at least one side thereof. Also included is a rear cover formed at a rear side of the indoor unit and forming a rear appearance of the indoor unit, a heat exchanger received in an inner space formed by the front frame and the rear cover, for performing heat exchange, a blower fan for forcibly blowing air; an air guide for guiding airflow inside the indoor unit, a discharge hole door formed at an adjacent position for selectively opening/closing the side discharge hole, and a transfer part connected with the discharge hole door and reciprocating using a driving force of a motor.

Abstract: There is a cooling system and method for its use that cools carcasses prior to their being placed into cold storage units, such as refrigeration units or freezers. The cooling system includes cooling units having a wall therein, to redirect airflow in a circular pathway from a first side of the wall to a second side of the wall. The cooling unit includes at least one cooling apparatus positioned proximate the first side of wall, for directing airflow of cooled air produced in the cooling apparatus, vertically downward in a direction toward the floor, and over the animal carcass. The wall is above the floor, such that this cooled air moves from the first side of the wall to the second side of the wall, and completes the circular pathway by returning to the area proximate to the cooling apparatus. An apparatus for creating condensation can be placed on the second side of the wall, such that condensation falls to the floor, and not into contact with the animal carcasses.

Abstract: A refrigerator includes a cabinet with a refrigerating chamber and a cooling air passage that extends vertically along an inner wall of the refrigerating chamber. A heat exchanging device is installed at a lower side of the cabinet and generates cooling air. A blowing unit is installed at an upper portion of the cooling air passage, and acts to suck cool air from the heat exchanging device and to blow the cool air into an upper portion of the refrigerating chamber. A temperature within the refrigerating chamber can be uniformly maintained, refrigerating performance can be improved, and power consumption can be reduced.

Abstract: A free cooling conditioning device for climate controlling of an enclosed space comprising, inside a box-like containment body, a first main fan for aspirating air from the enclosed/outside space, an evaporator, to which the first fan sends aspirated air to introduce it in the enclosed space, a condenser associated with the evaporator, a second fan for air flow over the condenser, a compressor, associated with the condenser and the evaporator to form a refrigeration circuit for aspirated air cooling, a first shutter, upstream of the first fan, for selecting the air stream aspirated by the first fan, from either ambient air, for a direct-cooling conditioning, or external air for free cooling conditioning, and a second shutter for redirecting the air stream in output from the enclosed space either toward the second fan, in the second free cooling mode, or toward the first shutter, at least partly open toward the first fan, for aspiration of ambient air, in the cooling mode.

Abstract: The invention provides an improved air chiller unit mounted on an aircraft for sending cooled air to service carts for serving meals. An air chiller unit is equipped with a refrigeration cycle unit disposed on a casing. The refrigeration cycle unit is equipped with a compressor, a condenser, an evaporator and so on for a refrigerant, and the cooled air is sent via a blower device 60 to a galley etc. A housing 630 of the blower device 60 has an inlet and two outlets 650, 652 for cooled air. A duct member is inserted to one of the two outlets 650 and 652, and the other outlet is sealed. The casing 10 is formed of a honeycomb panel. Since the honeycomb panel has high flexural rigidity, the base plate can support the refrigeration cycle unit by itself. Further, since the panel has superior heat insulating property, the air cooling efficiency can be improved.

Abstract: An air conditioner and filtering unit produces a positive or negative pressure to create an isolation space. A common air intake plenum has first and second inlets for admitting return air from the space or outside air which may be from a building main A/C system supply. Sanitized, cleaned and conditioned air is returned to the conditioned space; and condenser air is exhausted outside the conditioned space. The air intake plenum may be common to both the condenser air flow and to the evaporator air flow. A HEPA filter cleans the air suppled to both the condenser and the evaporator. A slide damper or other arrangement selectively opens and closes air flow through the first and second air inlets into the common intake plenum. This permits creation of overpressure, underpressure, or an intermediate pressure in the conditioned space. All air supplied to the room and all air exhausted from the room is cleaned and sanitized. The unit is self-contained and portable.

Abstract: An indoor unit of an air conditioner is provided. The indoor unit has an improved airflow structure, for a rapid air conditioning of the room, a user's convenience, and an efficiency of the air conditioner.

Abstract: A method and apparatus is provided to cool and/or protect chilled food in a food pan from warmer ambient air by passing low velocity chilled air from air vents proximate the food pan into and/or over the food pan to form a relatively stable mass of cooled air within the interior of the food pan. The low velocity air may also form a slowly moving barrier of chilled air that hinders warmer ambient air from reaching the food pan. Various embodiments employing numerous arrangements of food pans, cooling system and air ducts configured to direct the chilled air at a low velocity into and/or over the food pans are disclosed.

Abstract: There is provided a refrigerator. In the refrigerator, a blower fan is installed in a refrigerant body to blow a cold air, a barrier partitions an inner space of the refrigerator body into a freezing chamber and a chilling chamber, an ice machine is installed in the chilling chamber, a freezing air duct is connected with the ice machine for passing the cold air blown by the blower fan, a chilling air duct is connected with the chilling chamber for passing the cold air blown by the blower fan, and a cold air return duct is provided to pass the cold air discharged from the ice machine toward an evaporator where the cold air is cooled by exchanging heat with a refrigerant.

Abstract: Provided are an outdoor unit of an air conditioner, and an operation method thereof. The outdoor unit of the air conditioner includes: a case including an outlet; and an outlet door installed at the case to open/close the outlet, and guiding the air being discharged when opened. Thus, the air being discharge can be guided in a desired direction when the outlet is opened, and foreign substances can be prevented from flowing into the case when the outlet is closed.

Abstract: The present invention consists of a system directly related to air blowing fans, but JR Ice Cool Fan is designed to create water vapor in the blowout air. The complete assembly includes a rear small funnel (Zone 1), center connecting tube (Zone 2), where the water release port is situated, float assembly, large front funnel (Zone 3) and two fans. The rear fan will draw the air from the rear and force it towards Zone 2 at the same time the air will get contracted once the air passes the water release port, it will get mixed with water. Again the blowout fan in the front (Zone 3) creates a suction at Zone 2 that again creates a high velocity in Zone 2 which will draw out the water efficiently at the water release port. Once the water mixed air get into the Zone 3, it will experience expansion that will again allow the water to better mix with the air homogeneously before it is blown out. Water to air mix is adjustable; when water release screw is screwed out, the water to air will be less.

Abstract: The present invention discloses a multifunctional constant temperature refrigerator comprising a compressor (1), an evaporator (16), a condenser (23), a cabinet (37), and freezing compartments (9), wherein the refrigerator further includes a closed cold air flow duct (15) and a negative thermal carrier assembly. The freezing compartments (9) are disposed in the cabinet (37). The closed cold air flow duct (15) is located at a back portion of the cabinet (37). The evaporator (16) is placed in the closed cold air flow duct (15). The negative thermal carrier assembly comprises a negative thermal carrier case (10) filled with negative thermal carriers and a heat pipe (12). The negative thermal carrier case (10) is disposed in each of the freezing compartments (9). A vaporization zone of the heat pipe (12) is extended into the negative thermal carrier case (10), and a condensation zone of the heat pipe (12) is extended into the closed cold air flow duct (15).

Abstract: A refrigerator in which a machine room and an air cooling chamber having an evaporator, are placed at a top of a cabinet to maximize the storage capacity of lower sections of storage compartments. The refrigerator includes a cabinet defining a storage compartment therein. A top projection part is formed by projecting a rear portion of a top of the cabinet upward. The top projection part defines the air cooling chamber therein, such that the air cooling chamber extends upward from an upper portion of the storage compartment. The machine room is defined on the top of the cabinet at a position in front of the top projection part, and receives a compressor and a condenser therein.

Abstract: Air conditioning and ventilating system including air conditioner installed on a ceiling, having air outlets for discharging air having heat heat exchanged at an indoor heat exchanger, and a device for controlling a direction of air discharged from the air outlets, a first air passage for guiding outdoor air to a room, and a second air passage for guiding room air to an outdoor. The first, and second air passages cross at a part, where a regenerative heat exchanger is provided. The deflecting plate is tilted at an angle from a ceiling surface for directing the air from the air outlet, not vertical to the ceiling surface, but at an angle from the ceiling surface.

Abstract: Disclosed is an indoor unit of an air conditioner, in which at least one air inlet is formed at part of or entire bottom surface the indoor unit and an evaporator is installed between the air inlets and a blowing fan so that indoor air sucked in through air inlets passes through the evaporator and is discharged from an outlet vent formed at the front surface of the indoor unit by the operation of a blowing fan. The indoor unit of the air conditioner includes air inlets, an evaporator, a blowing fan, and an outlet vent, wherein the air inlets are formed in an opposite direction of the outlet vent for discharging cooled air; the air inlets are formed on the bottom surface of the indoor unit; indoor air flown into the indoor unit passes through the evaporator and the blowing fan and is discharge from the outlet vent; and air path from the air inlets en route to the outlet vent via the evaporator and the blowing fan is not overlapped.

Abstract: A blowing device having an air suction guide with an improved structure to reduce blowing operational noise, and an air conditioning apparatus having the blowing device. The blowing device includes a blowing fan, a fan casing placed to cover the blowing fan and having a suction port, and a suction guide provided in the suction port of the fan casing to guide inlet air to the blowing fan. The suction guide includes a flow guide part extending forward from an edge of the suction port of the fan casing by a predetermined length. Due to the flow guide part of the blowing device, the inlet air flows through the suction port at a constant flowing speed and in a state of laminar flow. Therefore, the blowing device reduces a variation in a pressure applied onto blades of the blowing fan by the inlet air, and reduces operational noise thereof.

Abstract: A damper apparatus for controlling airflow between compartments in a two compartment refrigerator having a door includes a controller for controlling opening and closing of a damper; and a door sensor connected to the controller for detecting when the door is open. If the controller determines that the door has remained closed for a set period, the controller maintains the damper in the closed position. A method for cleaning a damper in a refrigerator includes a steps of defrosting a refrigeration apparatus of the refrigerator, at least partially opening the damper, followed by waiting for a set period and then at least partially closing the damper. The steps of at least partially opening and waiting are repeated a set number of times and then a cooling operation of the refrigeration apparatus is commenced.

Abstract: A hydrocarbon cooling system including a housing having a substantially rectangular base defining a diagonal, a front wall defining a first air inlet, a back defining a first air outlet, and a pair of side walls. The cooling system includes a condenser mounted within the housing adjacent the first air inlet; a compressor; an evaporator; and a fan mounted within the housing and defining an axis. The fan is positioned such that a vertical plane aligned along the axis defines a first a non-perpendicular angle relative to a second vertical plane aligned perpendicular to the back of the housing. The fan creates a first horizontal airflow path, which enters the housing through the first air inlet and exits the housing through the first air outlet. The first horizontal airflow path induces a second horizontal airflow, which moves around the housing along a line substantially parallel to the diagonal.

Abstract: The invention concerns a climatic cabinet, in particular, a climatic cooling cabinet, whose interior is loaded or unloaded with specimen slides, with the aid of a transporting device. The loading and unloading take place through a loading opening which can be closed with a door, which opening is adapted, in its size, to the dimensions of the specimen slides and is located in a sidewall of the climatic cabinet. The climatic cabinet also has a gas supply device, whose at least one gas exhaust opening is situated in such a way that the cross-section of the loading opening is covered by a gas curtain, in the area of the gas exhaust openings when gas is supplied.

Abstract: A Kimchi storage facility having a non-contact power supply device is provided. The Kimchi storage facility includes a main body provided with a storage room storing Kimchi, and a mechanic room where a power supply is installed, a door opening and closing the storage room, and a non-contact power supply device which is installed between the door and the main body, to supply power by an electromagnetic induction. A magnetic levitation unit is provided in a fan accommodation case and rotated in a magnetic levitation rotating manner by induced current supplied via the non-contact power supply device, to thus forcedly circulate cooled air in the storage room. Here, a rotating fan is installed in the lower portion of the door at the state where the rotating fan is accommodated in the fan accommodation case, or a driving motor and a fan which are connected with the non-contact power supply device by wire are installed in the lower portion of the door.

Abstract: Disclosed is a combined ventilating and air conditioning system, comprising: a first air duct for guiding outdoor air to the indoor spaces, the first air duct being capable of opening and closing; a second air duct for guiding indoor air to outdoors, wherein the second air duct is capable of opening and closing and installed in such a manner that part of the second air duct intersects with the first air duct; a third air duct for guiding the indoor air to the outdoors, the third air duct being capable of opening and closing; a regenerative heat exchanger, being provided in an intersection between the first and second air ducts, for exchanging heat between the indoor air and the outdoor air passing through the intersection; and blowing fans for controlling airflows, being provided in the first air duct, in the second air duct, and in the third air duct, respectively. The compressor mounted on the air conditioner is provided in the third air duct.

Abstract: A blowing fan includes: a hub connected to a rotational shaft of a motor and receiving a driving force of the motor; and a plurality of blades connected at equal intervals in a circumferential direction of the hub and generating a blowing force, in which a connection between the blades and the hub has an area-reduced form in order to reduce a rigidity of the connection portion. The rigidity between a hub where a rotational shaft is fixed and a blade is weakened to lower a torsional resonant frequency of the rotational shaft. Thus, a noise of a refrigerator is considerably reduced.

Abstract: The present invention is an air conditioner that is built into or hung from a ceiling and which employs a cross fin type of heat exchanger, in which the effective length of the heat exchanger is increased without increasing the size of the casing of the indoor unit. An indoor unit has a casing that supports the components of the indoor unit and in which an air suction port and air discharge ports are formed, a centrifugal fan disposed inside the casing for taking in air from the air suction port and discharging air out to the sides thereof, and a cross fin type of heat exchanger for exchanging heat with the air discharged from the centrifugal fan and disposed so that it surrounds the centrifugal fan. The heat exchanger has a plurality of concave portions that are formed such that they are near the outer circumferential portion of the centrifugal fan, and a plurality of convex portions that are formed such that the extend away from the outer circumferential portion of the centrifugal fan.

Abstract: According to the present invention, a blower/evaporator housing case is provided for housing side-by-side a blower that is rotated by a motor and creates an air flow and an evaporator linked with coolant pipes through which a coolant flows in and out so as to completely prevent leakage of condensed water which collects at the evaporator of an automotive air-conditioning system and also to simplify the structure of a locking device used to lock an expansion valve at the evaporator. The blower/evaporator housing case is constituted of two recessed members, i.e., an upper recessed member and a lower recessed member, set on the two sides of a parting line extending along the horizontal direction. The locking device used to lock the expansion valve is formed at joint portions at the edges of the upper and lower recessed members constituting the blower/evaporator housing case.

Abstract: A Kimchi storage facility having a non-contact power supply device is provided. The Kimchi storage facility includes a main body provided with a storage room storing Kimchi, and a mechanic room where a power supply is installed, a door opening and closing the storage room, and a non-contact power supply device which is installed between the door and the main body, to supply power by an electromagnetic induction. A magnetic levitation unit is provided in a fan accommodation case and rotated in a magnetic levitation rotating manner by induced current supplied via the non-contact power supply device, to thus forcedly circulate cooled air in the storage room. Here, a rotating fan is installed in the lower portion of the door at the state where the rotating fan is accommodated in the fan accommodation case, or a driving motor and a fan which are connected with the non-contact power supply device by wire are installed in the lower portion of the door.