Patents
Sitemap › F24 - Heating; Ranges; Ventilating › F24F - Air-conditioning; Air-humidification; Ventilation; Use of air currents for screening › F24F 13 - Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
Patents for F24F 13 - Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening (38,954)
09/1982
09/15/1982EP0060112A2 A ventilation damper assembly with a number of parallel and rotatable rectangular damper blades
09/15/1982EP0060111A2 An edgewise profiled plate member for a hollow wing-shaped profile and a ventilation damper blade composed of one or two such plate members
09/14/1982US4349222 Pneumatic duct connection
09/09/1982EP0045781A4 Heating and cooling system.
09/08/1982EP0059246A1 Window or door with a built-in slide ventilation
08/1982
08/31/1982US4346692 Make-up air device for range hood
08/31/1982CA1130629A1 Shut-off damper
08/24/1982US4345510 Louver assembly
08/18/1982EP0058147A1 Perforated register, in particular for hot air heating
08/04/1982EP0057081A2 Air discharge nozzle for a heating or ventilating system
08/03/1982US4342204 Room ejection unit of central air-conditioning
07/1982
07/27/1982CA1128358A1 Multizone air terminal
07/21/1982EP0056173A1 Air grating for use in the masonry of a building
07/20/1982US4340402 Disposable air filter
07/20/1982US4340115 Wrapper for a heat exchange unit
07/20/1982US4339991 Wind control apparatus for air conditioner
07/20/1982CA1127903A1 Fluid diverting assembly
07/20/1982CA1127816A1 Method for the manufacture of industrial synthetics parts made of a flexible piece overlying a rigid piece, and parts so made
07/13/1982US4338967 Universal link bar operator and actuator for rotating blade air, smoke, and fire dampers
07/06/1982US4338266 Device for conditioning air with improved gas-liquid contact pad
06/1982
06/29/1982US4336909 Oscillating reed and method
06/29/1982US4336863 Silencer in gas flow passage
06/29/1982US4336749 Fan housing unit and mounting device therefor
06/29/1982US4336748 Fluid exchanger
06/24/1982WO1982002086A1 Filter arrangement for an air circulatory system
06/22/1982US4335647 Air device with flexible mounting system
06/15/1982US4334899 For use in air conditioning and heating ducts
06/15/1982US4334461 Portable window dryer vent
06/15/1982US4334411 Unique air cycle refrigeration system
06/15/1982CA1125566A1 Apparatus having a temperature sensitive element for controlling a damper in a ventilation system
06/10/1982WO1982001926A1 Coupling for mine ventilation conduits
06/09/1982EP0053302A1 Low frequency noise and turbulence reducer
06/01/1982USRE30953 Thermally actuated diffuser
06/01/1982US4332114 Cover
05/1982
05/18/1982US4330082 Air mixing apparatus
05/18/1982US4330047 Sound-attenuating ventilation
05/11/1982US4328927 Temperature responsive ventilator construction
05/04/1982US4327869 Fluid deflecting assembly
04/1982
04/27/1982US4326452 Fluid diverting assembly
04/22/1982EP0027131A4 Air flow system.
04/21/1982EP0050054A1 Apparatus for receiving and supporting a perforated bag containing a hydrophilic product for combating the humidity in a space
04/20/1982US4325594 Apparatus for securing a cover to an air conditioning unit
04/20/1982US4325229 Interior air conditioner cover
04/15/1982WO1982001234A1 Isolation damper
04/13/1982CA1121797A1 Method and apparatus for reducing corrosion in a heat exchanger
04/07/1982EP0048759A1 Record player
04/06/1982CA1121206A1 Ceiling air diffuser and induction apparatus
03/1982
03/30/1982US4321800 Dehumidifier structure
03/24/1982EP0047982A1 Device for commutation and repartition of air in an air conditioning system for a dwelling house
03/24/1982EP0047880A1 Sliding shutter ventilation device
03/23/1982US4320696 Air outlet
03/23/1982US4320695 Air diffuser
03/17/1982EP0047467A1 Flanged joint for conduit parts of sheet metal, especially for conduit parts of ducts
03/16/1982US4319521 Air distribution system
03/16/1982CA1119962A1 Fluid deflecting assembly
03/09/1982US4318338 Louver structure
03/02/1982CA1119040A1 Regulator for a damper assembly
02/1982
02/23/1982US4316522 Acoustic filter silencer
02/23/1982US4316408 Damper assembly for use with an air conditioning system
02/23/1982US4316407 Jet pair weir gate
02/23/1982US4316406 Flow-distributing device and an air-intake screen provided with such a device
02/17/1982EP0045833A2 Rectangular connection piece for fresh and exhaust air, particularly for flat ducts in households
02/17/1982EP0045781A1 Heating and cooling system
02/10/1982EP0045485A2 Combined air exhaust and lighting device
02/10/1982EP0045351A2 Non-return valve for rectangular gas ducts
02/04/1982WO1982000337A1 Air regulation installation for a front wall element allowing energy savings
02/02/1982US4313522 Static pressure regain coupler for an air distribution system
01/1982
01/27/1982EP0044560A2 Ventilation system for forced circulation ventilation of a space
01/27/1982EP0044304A1 Sound damping in ventilation conduits.
01/26/1982CA1116921A1 Fire limiter for ducts in ventilation systems
01/19/1982US4310993 Louver assembly
01/12/1982CA1116163A1 Rotor for regenerative heat and/or moisture exchanger
01/12/1982CA1116006A1 Ventilator
01/08/1982EP0029043A4 Packless silencer.
01/05/1982US4308905 Cover for air conditioner
12/1981
12/29/1981US4307579 Discharge door stiffener for an air conditioning unit
12/22/1981US4306892 Disposable air freshening packet
12/22/1981US4306708 Means for establishing a support post for a grommet
12/22/1981US4306615 Apparatus for assembling an air conditioning unit including a tube sheet isolator
12/15/1981US4305427 Damper assembly
12/09/1981EP0041377A2 Link bar operator for rotating blade dampers
12/08/1981US4304427 Duct-damper interface adaptor
12/08/1981US4304423 Apparatus for air conducting duct
12/08/1981US4304175 Apparatus for securing a grille to an air conditioning unit
12/02/1981EP0040657A1 Acoustic energy absorbing device and method, and exhaust systems and air-conditioning or heating ducts containing said device
12/01/1981US4303144 Apparatus for the retroreflection of sound
12/01/1981US4303007 Ceiling air outlet for air conditioning system
12/01/1981CA1113298A1 Laminar airflow diffuser
11/1981
11/24/1981US4301569 Quadrant operator
10/1981
10/28/1981EP0038550A2 Casing for units, particularly for air conditioning units
10/27/1981US4296780 Apparatus including throttling device for use in ventilation duct
10/21/1981EP0038159A1 Method of and apparatus for conditioning the atmosphere of a space
10/21/1981EP0037958A1 Combined lighting and air exhaust device for an underpressure ceiling
10/20/1981US4296062 Process for the extrusion of coated skein-shaped profiles, preferably of thermoplastic synthetic resins
10/20/1981US4295486 Low cost, diffuser concealable, volume control, heat responsive, resettable, butterfly damper operator
10/20/1981US4295416 Air distribution system
10/20/1981CA1111095A1 Discharge door stiffener for an air conditioning unit
10/13/1981CA1110485A1 Ventilating and air conditioning arrangement
10/06/1981US4293032 Combination forced air furnace and air cooler
10/06/1981US4292815 Door assembly for a self-contained air conditioning unit
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