Abstract: An air distribution unit of the type including a housing defining an air inlet, an air outlet, and an air flow path therethrough extending from the inlet to the outlet. The unit includes an evaporator coil supported in the housing in the air flow path and a fan and motor assembly for effecting air flow along the air flow path and through the evaporator coil. The housing includes external cover components including a front panel and left and right external side covers. An internal structural framework of the unit supports components internally of the housing and also supports the external components. The framework includes at least one horizontally extending structure member and at least one vertically extending structural side panel structurally attached to the horizontal member in perpendicular relationship thereto. The fan and motor assembly includes a centrifugal fan having a horizontal axis of rotation and an electric motor having an axis coincident with the fan, which is drivingly coupled to the fan.

Abstract: A motor 51 is attached on the bottom surface side of a motor base 52 with a pinion gear 54 and an output gear 55 housed in a gear housing portion 521 thereof, and an output shaft 553 of the output gear 55 is inserted through a side plate 25L of an air outlet and is coupled to a flap 30 while the output shaft 553 is supported by a bearing hole 526 formed on the bottom portion of the motor base 52, and by a burring hole 251 formed at the side plate 25L. Therefore, the configuration of a flap driving means is simplified, the size is reduced, and the backlash of driving gears is controlled to smoothly drive the flap without rattling.

Abstract: A fan casing for a window type air conditioner adapted to change improve the flow of external air sucked through the fan. The window type air conditioner has an outer panel formed with a plurality of draft holes for suction of external air, and an outdoor casing disposed at an exterior space of the air conditioner for sucked air to be dispersed and discharged into a condenser in response to rotation of an outdoor fan. The outdoor casing is so formed as to be smoothened in corners thereof in slow curvatures. This enlarges the length of the draft holes, thereby increasing a sucked amount of external air and reducing disturbance and resistance of air flow to decrease eddy currents and noise.

Abstract: An improved room air conditioner of the type having an indoor section and an outdoor section, which are supported by a basepan and which are separated by a partition. The indoor section includes an indoor fan and an evaporator coil and the outdoor section includes a condenser coil, an outdoor fan and a compressor. The air conditioner is made from two subassemblies, the first subassembly includes a basepan having an indoor region near the front of the basepan and an outdoor region near the back of the basepan. The compressor is supported in the outdoor region and a condenser coil is also supported in the outdoor region rearwardly of the compressor. The evaporator coil is supported in the indoor region and a refrigeration flow circuit interconnects the condenser, the evaporator coil and the compressor. The second subassembly includes a vertically extending partition having an indoor side, an outdoor side and an opening therethrough extending from one side to the other.

Abstract: According to the present invention, apparatus is provided for mounting an evaporator coil within an indoor section of an air conditioner. The air conditioner includes an indoor section having a housing in which an evaporator coil having a top and vertically extending tube sheets is mounted. The evaporator is supported by a horizontally extending support surface formed at the front end of the housing for supporting the lower ends of the tube sheets. First and second vertically extending evaporator support structures are disposed at each end of the horizontally extending support surface. Each of the first and second support structures are adapted to receive one of the tube sheets therein as the evaporator is displaced downwardly into engagement therewith and towards engagement with the horizontally extending support surface.

Abstract: A unit is installed easily and safely on a vertical member within hand's reach from above. An indoor unit is installed indoors and has a hook extending downward from the upper part of the back side of the indoor unit. An outdoor unit is installed outdoors to cooperate with the indoor unit. An installation member including a yoke is fitted to the vertical member with bolts. A holding part having the hook of the outdoor unit is engaged with the upper part of this yoke from above, and extended laterally for stopping it from beneath. A stopping part is provided beneath the holding part of the front side of the yoke for stopping the back side of the outdoor unit at a specified position.

Abstract: A low noise window-type air conditioner is disclosed which consists of a shell, a compressor, an outdoor fan, an indoor fan, an evaporator and a condenser. The air conditioner has one motor which drives the outdoor fan and a second motor which drives the indoor fan. Because the outdoor fan and the indoor fan are in separate compartments and are driven separately and individually by each other, the difficulty of motion equilibrium can be overcome easily, and the vibration and noise is decreased extensively.

Abstract: A window-type air conditioner housing includes a backboard and two parietal sideboards of polystyrene. Each sideboard has a steel plate implant and a coaxial bracing hole for supporting a motor and an associated air conditioner fan bearing components, respectively, to thereby maintain vibration and noise at reduced levels. Preferably each steel plate implant is dimpled in the area surrounding each coaxial bracing hole to strengthen and stiffen the sideboard in that area for supporting the motor and fan assembly.

Abstract: An air cooled two stage condenser constructure for air conditioning and refrigeration system which including a casing define a first chamber and a second chamber, each chamber having a respective air intake port and a respective exhaust port, a refrigerant circulation tubing installed in the casing divided into two sections with connection, one is for condenser and other is for heat exchange, a compressor mounted inside the casing and controlled to pump the refrigerant, a fan motor mounted inside the casing, a fan blade installed in the first chamber and rotated by the fan motor to cause currents of air through heat exchanger coil toward the first exhaust port, and a wind wheel installed in the casing and rotated by the fan motor to suck currents of air from the first air intake port of the second chamber through the condenser coil toward the second exhaust port of the first chamber.

Abstract: A front grille for the indoor section of an air conditioning unit includes a substantially planar front section, which has air inlet louvers and an air outlet opening formed therein. The front section also includes an opening configured to provide access to the air conditioning unit's control box when the grille is mounted on the indoor unit. The control box access opening is substantially rectangular and is surrounded by three outwardly facing fixed wall sections, each of which is substantially coplanar with the front section. A fourth fixed wall section lies in a plane behind the front section of the grille. An insert is provided, which has a back section and a front wall. The front wall is configured to be coplanar with each of the three fixed wall sections when the back section of the insert is placed in confronting relation with the fourth fixed wall section.

Abstract: An evaporator module for an air conditioner includes a substantially rectangular structural evaporator housing having a rear wall and a substantially open front. An air directing scroll is mounted within the housing adjacent the rear wall. Scroll aligning structures, provided on the rear wall of the housing, cooperate with structure on the scroll to support the scroll in its operative position. An evaporator fan and motor subassembly are mounted directly to a support extending from the rear wall. The rear wall of the housing and the scroll are provided with axially aligned openings which receive at least a portion of the evaporator fan motor therein. An evaporator coil and evaporator coil support subassembly is positioned in substantially confronting relationship with the evaporator fan and the scroll to thereby support the scroll and to further define the air inlet path across the evaporator and into the evaporator fan.

Abstract: An indoor grille for an air conditioning unit is provided with a horizontal slot through which a substantially rectangular filter element is adapted to be installed. The filter receiving slot is provided with latching structure thereon which is adapted to latchingly engage mating structure on a horizontally extending structural portion of the filter to thereby latch and retain the filter in its desired position when installed in the grille assembly. The latching structure is manually releasable to facilitate easy withdrawal of the filter from the grille. The latching structure also serves to protect the filter from falling out of the slot under the influence of gravity when the grille is oriented upside down.

Abstract: An air conditioner is provided of the type having an indoor section, which includes a housing, evaporator coil and an indoor grille adapted to be mounted to the housing in spaced relation to the evaporator coil. The grille includes a front wall having a return opening therein to admit return air to be conditioned into the evaporator coil. The front wall also has an elongated opening adjacent to an edge thereof, which is adapted to receive a filter for insertion and removal of the filter into the space between the back wall of the indoor grille and the evaporator coil. The filter includes a rectangular frame having a leading edge and a trailing edge and laterally spaced edges interconnecting the leading and trailing edges.

Abstract: An air conditioner cover, for covering an air conditioner having an air conditioner face, comprising a main housing defining a main cavity which is sized to cover a portion of the air conditioner rearward of the air conditioner face. The main housing has a front panel, four peripheral walls, and a mouth opening opposite the front panel. A flange extends perpendicular to the peripheral walls at the mouth opening. A seal comprising four angled gaskets extends around the mouth opening, each angled gasket extending from one of the peripheral walls and having a triangular cross section. The angled gaskets allow the air conditioner to easily slide into the mouth opening until the air conditioner face meets the front panel, but resists removal therefrom, to hold the air conditioner cover securely upon the air conditioner. The front panel has a decorative covering to match the decor of the room in which the air conditioner is located.

Abstract: A fan casing of window type air conditioner adapted to smoothen and form corners of outdoor casing in slow curvatures having convex and concave surfaces and to lengthen draft holes, thereby increasing amount of sucked air, reducing disturbance and resistance of air flow to decrease eddy current phenomenon and noises, and obtaining a broader accommodation spaces of compressor and the like on the concave surfaces, the fan casing comprising: convex surfaces formed facing the outdoor fan for increasing a suction amount of external air and simultaneously minimizing disturbance and reduction of air flow by increasing the length of the plurality of draft holes; and concave surfaces formed facing the condenser for obtaining a broaden accommodation space of the compressor and the like at a predetermined position at the convex surfaces and securing a larger suction area of external air.

Abstract: A unit of a separate type air conditioner capable of easily preventing water seeping into the power source board installation region is presented. In the rotating direction, a drip board between a fan and a power source installation boar is provided.

Abstract: A window-mounted air conditioner has indoor and outdoor heat exchangers associated with respective first and second fans, and a duct for forming an air passage. One part of the air passage has a larger cross sectional area than another part thereof disposed upstream of the one part. A guide blade is positioned in the one part to divide the one part into sections so that the velocity and pressure of air flowing through the one part is substantially the same as the velocity and pressure of air flowing through the other part.

Abstract: A condensing module for an air conditioner is provided with a substantially rectangular housing having a front wall and back wall. The housing is formed from upper and lower housing sections molded from plastic. The lower section has a base which has molded therewith structure for mounting of an outdoor fan assembly positioned near the front wall, and structure for mounting of a compressor. Further molded with the lower section is an upstanding wall located between the fan assembly and the back wall. The wall defines a condenser fan shroud and, at its upper end, defines spaced apart upwardly facing structural support surfaces on opposite sides of the shroud. The upper housing section has a top wall having molded therewith a downwardly extending wall section which cooperates with the lower section to define the condenser fan shroud.

Abstract: A subassembly of an electric motor and a fan for use in an air conditioner includes a centrifugal fan adapted for rotation about a longitudinal axis. The fan has an open inlet end at one longitudinal end thereof and convex closed end partition defining a cup-shaped space at the other axial end thereof. The fan motor includes a housing having an axial length and a width and a drive shaft extending from one axial end thereof. The closed end partition of the centrifugal fan has a centrally disposed axially extending opening therethrough through which the drive shaft of the motor is adapted to be received and operatively attached. The width of the motor housing and the cup-shaped space are sized to allow a substantial portion of the axial length of the motor housing to be received within said cup-shaped space when the drive shaft is operably attached to the partition.

Abstract: A front grille for a room air conditioning unit includes a planar front section, which includes an air inlet opening, an air outlet opening, and an opening configured to receive the unit's control panel when mounted on an air conditioning unit. The front section has a top wall, bottom wall, and left and right-hand side walls, each of which extend rearwardly of the front section and cooperate with one another to define a skirt element integrally formed with and extending rearwardly from the planar front section. An elongated recess is formed in the planar front section. One or more inserts, each of which is configured to be received in the recess in the front section, are provided. Each of the inserts has a distinguishing ornamental configuration thereon, which is different from the distinguishing ornamental configuration of the other inserts. Means are provided in the elongated recess and on each of the inserts for cooperating with one another to retain each of the inserts in the recess.

Abstract: A control box for an air conditioning unit, which is configured to contain control components and a capacitor. The control box includes a housing having an inverted L-shape, which defines a substantially vertical section and a substantially horizontal section. The horizontal section has an open front defined by peripherally extending edges. One or more of the edges are provided with attachment structure integrally formed thereon. A control panel section for housing the control components has an open back defined by a plurality of peripherally extending edges. The edges of the control panel section are configured to engage the edges of the horizontal section and are provided with attachment structure formed thereon which is configured to cooperate with the attachment structure of the horizontal section to thereby facilitate attachment of the control panel to the horizontal section.

Abstract: An integral type air conditioner includes an interior heat exchanger, an interior blower, an exterior heat exchanger, an exterior blower, an interior motor, and an exterior motor. In addition, a partition member separates the interior heat exchanger and the interior blower at the interior side from the exterior heat exchanger, the exterior blower, the interior motor and the exterior motor at the exterior side.

Abstract: A grille for the indoor section of a room air conditioner has transversely extending latching structure formed on the inside of a pair of opposing walls. The transverse structures on one side thereof engage openings in the air conditioner indoor housing, which thereby receive and cooperate with the structure on one side of the grille. A flexible latch is provided on the indoor housing on the other side thereof to engage the transverse section on the inside wall of the other side of the grille. The flexible latch deforms to snap into engagement with the mating structure to attach the grille. Release of the latch to allow removal of the grille requires a tool to pass through an opening in the housing to deflect the latch to its unlatched position.

Abstract: A ventilating device of a window type air conditioner, which includes: a ventilating hole formed in a partition that connects the room portion with the outdoor portion of the air conditioner; a first lever which moves forward and backward in the discharge grill and the room portion; a lever guide portion that prevents the first lever from being deviated when the first lever is moved forward and backward, maintaining the horizontal state of the first lever; a damper on the back end portion of the first lever that opens and closes the ventilating hole with the forward/backward movement of the first lever; and a second lever which is formed on the front end of the first lever and is received in the room portion of the body during the shipment of the product, but is rotated in a straight line with the first lever, by an artificial force, to be exposed to the exterior of a front panel in the front end portion thereof, after installation of the product.

Abstract: An ir conditioner is provided which includes a full-front evaporator and a U-shaped condenser. Separate air streams for the evaporator and condenser are provided by two axial flow fans driven by one motor. Evaporator air flow is drawn in axially and discharged radially through louvers in the top and both sides of the cabinet. Condenser air flow is drawn in through the sides of the U-shaped condenser and discharged through the rear of the U-shaped condenser.

Abstract: In an air conditioner, a supporting base having a plurality of bearing cylinder portions is attached to an outlet of a housing of the air conditioner. Each shaft of wind horizontally direction plates is located in the outlet of the housing and is disposed in the bearing cylinder portion through first and second bearing bushes. The first bearing bushes hold the wind horizontally direction plates in a cantilever manner. A heat insulation material is adhered onto the supporting base. The wind horizontally direction plates can be easily attached to the air outlet after the heat insulation material is installed, and the moisture condensation is prevented.

Abstract: Room air conditioner box which is easily assembled/disassembled and reduces a noise. The box has a base plate, a cap member assembled to the base plate, a grill section for uniformly dispersing a chilled air passed around an evaporator, a first isolation wall section for separating an inner space into two sub-spaces so as to prevent a heat exchange therebetween and to attenuate the noise, a second isolation wall section for guiding the air drawn thereinto toward a condenser. The first isolation wall section includes a main body which receives a blower and guides the air passed around the evaporator toward the grill section, an evaporator cover assembled to the main body for guiding air drawn toward the main body, and a head section assembled to the main body for exposing an upper portion of the main body. The main body, the head section and the evaporator cover are manufactured by the injection molding, can be easily assembled/disassembled with/from each other and can attenuate the noise.

Abstract: A road side airconditioning and/or heating facility in, or adjacent, a parking bay for a vehicle, including and supporting, in use, an airconditioning unit and/or heating unit, or reverse cycle unit (11), relative to the vehicle and for temporary association with the vehicle, and having a flexible supply duct (14a) and a flexible return duct (14b), and having means (15) to, in use, associate the ducts with the interior of the cabin of the vehicle, whereby conditioned and/or heated air may be supplied to the cabin of the vehicle. The unit (11) is supported on a pillar (19) via a pulley arrangement (22) to allow the unit to be raised and lowered relative to the vehicle, and an arm arrangement (20) pivotable in a horizontal plane to allow lateral adjustment of the unit into and out of the parking bay.

Abstract: An outdoor unit of a separate type air conditioner has suction ports and a blow-out port which can be disposed freely on the same side of the unit. Also, an outdoor unit of a one-side suction and exhaust type is excellent in static pressure characteristic, sufficient in air flow rate using only one blower, and is easy to install. Suction ports (8) are disposed at both sides in the front side of an outdoor unit main body (outer case 7), and a blow-out port (6a) is disposed in the center of the front side. A heat exchanger (3), an orifice (5), and one centripetal fan (1) are sequentially disposed behind the blow-out port (6a), thereby forming a draft circuit for sucking air from the suction ports (8) at the outer circumference of blades (1a) of the centripetal fan (1). The air is blown out ahead of the blades (1a) through the orifice (5) and heat exchanger (3). Therefore, since suction space is not required, the outdoor unit can be installed close to a wall.

Abstract: An integrated air conditioner which can control a flow rate of a chilled air blown by a blowing fan to improve heat-exchange capacity of an evaporator is disclosed. The chilled air generated by the evaporator is flowed through a chilled air guide duct by the blowing fan, and the flow velocity and the flow rate of the chilled air are controlled by a flow rate control section formed in the chilled air guide duct. The load of a motor which drives the blowing fan is decreased by the flow rate control section, and thus heat-exchange capacity of the evaporator is improved. The air conditioner is simple in structure and is facilitated to use, and the energy consumption efficiency is improved.

Abstract: Air direction changing members are disposed in an air inversion course so that the flows of air blown from a blow port of a front panel becomes substantially uniform throughout the whole of the blow port.

Abstract: An integrated air conditioner is provided which realizes an improvement in the indoor- and outdoor-side ventilating circuits, an enhancement in air quantity performance, a reduction in noise, an enhancement in heat exchanging ability, compacting, and simplification in an installing operation. The integrated air conditioner has an indoor-side ventilating circuit (4) which is constituted by an indoor-side heat exchanger (5), two indoor-side air blowers (6) with centrifugal fans, an indoor-side suction port (2), and an indoor-side blowoff port (3); an outdoor-side ventilating circuit (9) which is constituted by an outdoor-side heat exchanger (10), an outdoor-side air blower (6) with an axial-flow fan, an outdoor-side suction port (7), and an outdoor-side blowoff port (8); ducts for leading the indoor-side suction port (2) and the indoor-side blowoff port (3) to an indoor side; and a compressor (12).

Abstract: A new Air Conditioner Condenser Filtering System for preventing debris from collecting within a window air conditioner's condenser coils thereby extending the window air conditioner's life and efficiency. The inventive device includes a filtering means, a frame surrounding the filtering means, and a securing means removably attaching the present invention to a window air conditioner.

Abstract: A thermal control device (10) for cooling or heating the passenger compartment of parked vehicles or a vehicle seat cushion (140). The device consists of a door frame/window interfacing fixture (12) that is attached between a vehicle door frame (200) and the vehicle's side window (202). The fixture includes an air exhaust sleeve (20) into which is inserted an air exhaust port (44) located on a device housing (30). The housing (30) also includes an air outlet port (58) that vents into the passenger compartment and incorporates a d-c motor (68), a centrifugal fan (70), a voltage polarity switch (71) and a temperature control module (72) which consists of a first and second heat exchanger (74,82) and a Peltier-effect thermoelectric element (90). Electrical power is supplied by a device control unit (108) that is programmed to apply electrical power from the vehicle battery (206) at a pro-selected time.

Abstract: A window air conditioner includes an electrically grounded outer case and an air conditioning unit (compressor, condenser, evaporator, etc.) slidable into and from the outer case. Mounted in the outer case is a pair of horizontal metallic rails upon which the unit slides. The rails include sharp projections extending upwardly into contact with a metallic base of the unit to cut through a film, such as paint, disposed on the base, in order to make electrical contact with the base. The unit is thus electrically grounded through the base, rails, and outer case.

Abstract: An object of the present invention is to make a housing for a ceiling-mounted type air conditioner small-sized without decreasing the performance and capacity of the air conditioner, and particularly to decrease the length of the housing in the depth direction, thereby facilitating the installation of the air conditioner and improving the room appearance. To achieve the above object, a heat exchanger is bent into a doglegged shape, the bent portion thereof is convex to the air inlet side, and the heat exchanger is inclined so as to be raised on the air inlet side. A cross flow fan rotating around a horizontal axis is disposed on the downstream side of the heat exchanger.

Abstract: An air conditioner having an indoor unit and an outdoor unit which are connected by a refrigerant pipe and electric cables. The indoor unit has a housing, in which a heat exchanger, a fan device and a compressor are arranged. A partition divides the interior of the housing into a fan chamber and a compressor chamber. The fan chamber contains the fan and opens at the front of the housing. The compressor chamber contains the compressor and opens at the back of the housing. Not incorporating the compressor, the outdoor unit is smaller and lighter than otherwise. The indoor unit is secured to the wall of a room, with the back of the housing facing the wall. Hence, the noise the compressor makes while operating does not annoy the persons in the room is much.

Abstract: A weather, dust, and impact protective shielding device which includes a flexible shielding plate made of flat, rectangular shape having a plurality of mounting holes for fastening to respective screw holes on the top or bottom side of an air conditioner by screws, four corner notches in the four corners thereof, and four tracks at four sides between each two corner notches, the tracks being bendable so that they can be bent inwards and covered over a part of the periphery of the air conditioner when the flexible shielding plate is fixed; and four sealing blocks for fastening to the shield plate to seal up the corner notches respectively.

Abstract: A room air conditioner designed to provide convenience in assembly and improve productivity by improving the structure of a wall portion for guiding and expelling conditioned air to a room. In the air conditioner, the wall portion includes a lower isolation and upper isolation wall portion. The lower isolation wall portion is molded and formed to provide a base wall, a lower barrier wall, a scroll section, a lower evaporator cover wall, a condensate gutter and a lower control unit chamber. The upper isolation wall portion is molded and formed to provide an upper barrier wall, an upper evaporator cover wall, a brace, and an upper control unit chamber. The lower and upper isolation wall portions are assembled together by latching structures.

Abstract: An air conditioner including an outdoor unit containing a compressor and an outdoor heat exchanger therein, at least one indoor unit having both of an indoor heat exchanger and an electric expansion valve, and a pressure reducing member which is linked to the electric expansion valve in parallel in a refrigerant circuit and serves as resistance to refrigerant flowing therethrough. The valve opening degree of the electric expansion valve of the indoor unit when a room heating operation is stopped is set to be smaller than the valve opening degree of the electric expansion valve of the indoor unit when the room heating operation is conducted, and the resistance value of the pressure reducing member is set to be smaller than the resistance value to be provided to the refrigerant in accordance with the valve opening degree of the electric expansion valve when the room heating operation is stopped.

Abstract: In a preferred embodiment, a mounting bracket for support of a window air conditioner on a window sill installed in a window opening in a wall of a building, the bracket including: a generally horizontal support member for supporting a portion of the window air conditioner extending outside of the building, a proximal end of the generally horizontal support member being for attachment to the window sill; a foot member to rest against an outside surface of the wall below the window opening; a strut member having an upper end thereof attached to an attachment point near a distal end of the generally horizontal support member and a lower end thereof attached to the foot member; and apparatus to selectively adjust height of the proximal end of the generally horizontal support member above the window sill, depending on construction of the window sill and obstacles in the window.

Abstract: An indoor unit of an air conditioning system includes front and rear cases joined together to form a space in which a heat exchanger, fan, and fan motor are housed. A grill member hingedly mounted on the front case has a front air intake opening formed therein. A top air intake opening is formed in an upper side of the rear case. A filter is mounted on a rear side of the grill member to extend across the front air intake opening. An upper portion of the filter underlies the top air intake opening. Edges of the front and rear case overlap one another, and one of those edges forms a slot in which the other edge is received. Boards for carrying electrical components are mounted in an out-of-way manner to minimize the space taken up.

Abstract: A low obstruction window air conditioner has a platform on an outer member of its sill straddling bracket so that a jack screw can raise or lower the platform and the outer unit containing the compressor, the condenser coil, the fan (driven by a motor) and a condensate pump. Once in position, the inner unit is suspended from a pair of bars inserted through the bracket into the outer unit.

Abstract: A window air conditioner includes indoor and outdoor portions separated by a partition. Air intake ports are formed in front and rear panels of the indoor portion. An L-shaped evaporator extends across both intake ports. An indoor sirocco fan rotatable about a vertical axis draws air through the evaporator and directs the air toward an air discharge port formed in the front panel. A filter has two filter sections connected to a common connecting element so as to be insertable simultaneously across the air intake ports of the front and side panels. The outdoor portion includes air intake ports formed in both side panels and air discharge ports formed in a rear panel and one of the side panels. An L-shaped condenser extends across both discharge ports. An outdoor sirocco fan rotatable about a horizontal axis is arranged to direct air toward the condenser. Two propeller blades are rotatable coaxially with the outdoor sirocco fan adjacent opposite ends thereof for directing air toward the outdoor sirocco fan.

Abstract: A heating system for heating or cooling a volume of air, such as the air within a room, is disclosed. The heating system includes a heating means which when activated can heat or cool the volume of air and an air circulation means which when activated can circulate the air within the room. The system also comprises a sensor which senses the activation of the heating means and substantially simultaneously sends a control signal to activate the air circulation means. The air circulation means comprises a fan to circulate the air in the room in response to the control signal. The air circulation means also comprises a low voltage relay which responds to short timed pulses.

Abstract: A window air conditioner of the type having a basepan having a vertically extending partition which divides the unit into indoor and outdoor sections. The partition has a horizontally extending rib formed at the upper end thereof. The indoor section includes an evaporator coil at the front of the basepan, and a condensate pan mounted in the basepan under the evaporator coil. An evaporator fan scroll is mounted in the basepan rearwardly of the evaporator coil and is positioned by cooperation with the condensate pan and the partition. A control box is mounted in the indoor section overlying a portion of the condensate pan and has an upper surface which engages the horizontal rib formed in the partition. An indoor fan motor is mounted within the control box and drives an indoor fan which has an axis of rotation which extends parallel to the basepan and the partition, and which is spaced from the interior surface of the scroll.

Abstract: A control box assembly for use in an air conditioner of the type having an enclosure which includes a basepan and an outer housing. The air conditioner has an inside section and an outside section in the enclosure which are divided by a partition which forms a part of the basepan. The outside section includes an outside heat exchanger, a compressor, and an outside fan driven by an outside fan motor. The inside section includes an inside heat exchanger and an inside fan driven directly by an inside fan motor. The control box assembly includes a molded plastic box having an open end which has mounted therein the control switches for the compressor and the outside and inside motors. Inside fan motor is mounted and supported within the control box. A molded plastic cover is adapted to snap fit onto the control box to cover the opening and further support the inside fan motor.

Abstract: An indoor grille for a window room air conditioner of the type which has an indoor basepan which includes a downwardly extending horizontal rib on its underside. The unit includes a discharge deck at the upper side which substantially defines the entire upper indoor cover of the unit. The discharge deck has left and right ends thereof each of which is in vertically spaced relation with a precision located structural portion of the unit. Each of the structural portions is provided with a protrusion extending vertically upward therein in the space defined between the deck and the structural portions. The inlet grille includes a front wall and left and right hand wall portions integrally formed therewith. A lower flange extends from each of the front, left and right hand walls to extend beneath the basepan. An upper flange portion is provided extending from the upper edge of both the left and right hand walls.

Abstract: The present invention involves package air conditioner and heat pump units. The unit has a housing containing a compressor, an outdoor section with blower and heat exchanger, and an indoor section with blower and heat exchanger. The indoor section has two interchangeable removable panels, one removable panel defining a supply port and a second removable panel defining a return port. The return and supply ports of the housing are reversible because of the unique blower assembly which has a blower attached to the second panel. The blower assembly is adapted to be disposed in at least two positions in said housing. With this arrangement, the return port and the supply port are reversible by switching the position of the first panel and the blower assembly.

Abstract: Set for attaching air conditioner components, including a base (10), which has: component attaching ribs (11); at least two component seating pads (12, 13); and a water drain (21, 22, 24). The base (10) is made of a single piece, incorporating: the component attaching ribs (11) which are disposed on the surface of the base (10); the component seating pads (12, 13) being each defined by a solid piece, shaped for the seating of a respective component (60, 70), the water drain (21, 22, 24) being adequately disposed in fluid communication relative to each other, in order to provide the draining of the undesirable water deposits from the base (10). There is also incorporated, in a single piece, a condenser tube positioning element (27) , disposed to provide adequate positioning for mounting a condenser (40) , and provided in a single piece is at least one compressor spacing element (51), disposed to receive and retain in a determined position, a respective element for attaching a compressor (50).