Patents
Patents for F24F 1 - Room units, e.g. separate or self-contained units or units receiving primary air from a central station (21,281)
06/1988
06/07/1988US4748829 Combined heating and cooling apparatus
06/07/1988US4748828 Self-draining base pan for an air conditioner
06/01/1988EP0269282A2 Air conditioner
06/01/1988EP0268776A2 Condensate drainage system for air conditioners of the "split" or mono bloc type with condenser exposed to the outside
06/01/1988CN87208905U Domestic anion fountain
05/1988
05/31/1988US4747275 Apparatus for controlling flow through a centrifugal impeller
05/25/1988CN87209004U Combined horizontal air conditioner fixed in a common frame
05/24/1988US4745770 Heater/cooler unit
05/24/1988US4745769 Central air conditioner cover apparatus
05/10/1988US4742691 Dehumidifier
04/1988
04/28/1988DE3635776A1 Evaporator with wet-cleaning unit
04/26/1988US4739627 Device for air conditioning in a winter garden
04/21/1988DE3634312A1 Room-air treatment device
04/13/1988EP0263166A1 Air conditioning apparatus
04/12/1988US4737173 Particulate filters; carbon filters for odors and chemicals
04/12/1988US4736598 Outdoor unit of air conditioner
04/12/1988CA1234983A1 Fluid cooling unit for air conditioning plant
04/07/1988DE3632268A1 Method and apparatus for ventilating a room
03/1988
03/29/1988US4733543 Packaged air conditioner
03/29/1988US4733542 Cabinet for air conditioning system
03/09/1988EP0258462A1 Method of cooling a substance
03/08/1988US4729293 Air direction control apparatus for a louver at an air outlet
03/02/1988CN87210237U Malposition manger board for air conditioning
03/01/1988US4727726 Refrigeration cycle apparatus
02/1988
02/24/1988EP0257017A2 Air conditioning and ventilating device
02/24/1988EP0256306A2 Moistening vaporizer
02/23/1988US4726198 Centrifugal heat exchanger
02/09/1988US4723419 Outdoor heat exchanger section
01/1988
01/28/1988WO1988000676A1 Air-conditioning system
01/27/1988EP0254690A2 Mobile air-conditioning apparatus
01/26/1988US4720983 Heater/cooler unit
01/21/1988DE3624138A1 Apparatus for air conditioning and regeneration
01/19/1988US4719763 Device for changing the temperature of a room
01/13/1988EP0252427A2 Air conditioned work spot
01/05/1988US4717121 Damper system for air conditioner
01/05/1988CA1231157A1 Air sensing control system for air conditioners
12/1987
12/22/1987US4713943 Evaporative cooler including an air-to-air counter-flow heat exchanger having a reverse temperature profile
12/15/1987US4712382 Dehumidifier having low profile receptacle
12/08/1987US4711162 Method of ventilating rooms
11/1987
11/24/1987US4708832 Contact body
11/18/1987CN86208861U Practical air-conditioner
11/05/1987WO1987006682A1 Installation for indirect evaporative cooling of air in an object
11/04/1987EP0243536A1 Apparatus for purifiying and/or humidifying and drying gases, particularly air
10/1987
10/27/1987US4702087 Ceiling suspended air conditioner
10/21/1987CN87102171A Method for cooling material
10/13/1987US4698979 Unitary evaporative cooler assembly with mechanical refrigeration supplement
10/07/1987CN86209033U Anion electric fan available for whole year
10/03/1987CN86205584U Portable semiconductor air-conditioner
10/03/1987CN86203336U Energy-saving domestic air-conditioning system
10/03/1987CN86202024U Multifunctional window type solar energy heater
10/03/1987CN86201321U Absorption type window air-conditioner
09/1987
09/29/1987US4696340 Air conditioner
09/24/1987WO1987005683A1 Air conditioning apparatus
09/22/1987CA1227035A1 Air-conditioner
09/02/1987EP0235007A1 Air conditioning device for several rooms with individual air conditioning units
08/1987
08/27/1987WO1987005092A1 Method of cooling a substance
08/12/1987EP0231789A2 Air-conditioning device for a winter garden
08/12/1987CN86100508A Rotating heat-tube air condition device
07/1987
07/22/1987CN86100774A Multifunctional air-conditioner
07/14/1987US4679494 Damper device for an air conditioning apparatus
07/14/1987US4679411 Stepped capacity constant volume building air conditioning system
07/07/1987US4678025 Heating/cooling/ventilation unit
07/01/1987EP0226623A1 Personalized air conditioning
06/1987
06/23/1987US4674293 Marine air conditioning heat exchanger
06/16/1987US4673416 Electrical dust collecting compact, lightweight unit; efficiency; spark-free discharge
06/16/1987US4672819 Cooling unit
06/16/1987US4672817 Air conditioning cooling device
06/02/1987US4669534 Air conditioner
05/1987
05/26/1987US4667483 Air conditioner
05/05/1987US4662187 Air conditioning apparatus
04/1987
04/29/1987EP0219887A2 Radiator-convector device
04/28/1987US4660390 Air conditioner with three stages of indirect regeneration
04/28/1987US4660389 Ceiling-concealment type air conditioning apparatus
04/15/1987CN86203708U Apparatus for air conditioning and purifying
04/14/1987US4657178 Mixing box
03/1987
03/25/1987EP0215097A1 A device for changing the temperature of a room.
03/24/1987CA1219428A1 Connecting structure for framable sections in prefabricated unit type curtain wall assembly
03/17/1987US4649716 Air conditioner
03/17/1987US4649715 Air conditioned apron
03/10/1987CA1218854A1 Indoor unit for electric heat pump
03/10/1987CA1218853A1 Outdoor unit construction for an electric heat pump
03/03/1987US4646966 In a commercial building
03/03/1987CA1218555A1 Air circulator and air filtration device
02/1987
02/26/1987WO1987001188A1 Apparatus for indirect evaporative cooling
02/26/1987WO1987001180A1 Method and apparatus for cooling of rooms
02/24/1987US4644973 Valve unit for air-conditioner piping
02/24/1987US4644759 Heat pump and method
02/24/1987US4644756 Multi-room type air conditioner
02/17/1987US4643002 Continuous metered flow multizone air conditioning system
02/10/1987US4641503 Outdoor unit for an air conditioning apparatus of through-the-wall multitype
02/04/1987CN86103985A Personalized air conditioning
01/1987
01/20/1987US4637223 Packaged terminal air-conditioner
01/06/1987US4633680 Double wall condenser orifice
12/1986
12/30/1986US4631927 Air conditioner
12/30/1986EP0205568A1 Heat pump and method
12/18/1986WO1986007439A1 Personalized air conditioning
12/16/1986US4628707 Air conditioner
12/16/1986US4628702 Exhaust apparatus for recreational vehicle air conditioner
12/10/1986EP0204521A2 A heating and/or cooling system
12/03/1986EP0203520A2 Curative air conditioner