| Patents for F24F 13 - Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening (38,954) |
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| 10/21/1980 | US4228663 Apparatus for reducing ice build-up on a discharge grill of a heat pump outdoor unit |
| 10/15/1980 | EP0016830A1 Radiant heating system using partitioned lighting plenums |
| 10/01/1980 | EP0016174A1 Louver blade and assembly |
| 10/01/1980 | EP0016029A1 Thin wall frame and plate heat exchanger |
| 09/23/1980 | US4223832 Damper for an air distribution system |
| 09/23/1980 | CA1086303A1 One-piece radiator-convector |
| 09/17/1980 | EP0015723A1 Damper operator |
| 09/16/1980 | US4222316 Room conditioning lamp |
| 09/16/1980 | CA1085817A1 Rotor for moisture and/or heat exchangers as well as method and apparatus for manufacture thereof |
| 09/16/1980 | CA1085714A1 Humidity and heat exchanger apparatus, method for its manufacture |
| 08/26/1980 | US4219185 Rotating blade fire damper |
| 08/12/1980 | US4217121 Filter module with independent securing means for an outlet grille, and for a filter element behind the grille |
| 08/12/1980 | CA1083401A1 Air distribution box |
| 07/29/1980 | US4214512 Drop ceiling air diffuser with horizontal discharge pattern |
| 07/29/1980 | US4214380 Dryer exhaust vent |
| 07/22/1980 | CA1082037A1 Flow control unit for air distribution system |
| 07/15/1980 | CA1081625A1 Removable fluid sealing member |
| 07/15/1980 | CA1081528A1 Vent |
| 07/15/1980 | CA1081461A1 Air-conditioning unit with multi-position coil |
| 07/01/1980 | US4210279 Temperature-responsive automatic ventilator |
| 07/01/1980 | US4210071 Mounting for room air conditioner access door |
| 07/01/1980 | US4210070 Ceiling fixture with thermal protection |
| 06/24/1980 | CA1080022A1 Shut-off damper |
| 06/17/1980 | US4208010 Ventilator assembly |
| 06/10/1980 | US4206784 Access door |
| 06/10/1980 | US4206611 Method and apparatus for eliminating external condensate on a room air conditioner |
| 06/10/1980 | CA1079250A1 Control damper |
| 06/10/1980 | CA1079197A1 Acoustical apparatus |
| 06/10/1980 | CA1079019A1 Method and apparatus for making a fibrous board-like product having a male edge and a female edge |
| 06/03/1980 | US4205597 Air conditioner having fluid air diverting assembly |
| 05/27/1980 | US4204821 Process and apparatus for the extrusion of coated skein-shaped profiles, preferably of thermoplastic synthetic resins |
| 05/20/1980 | US4203332 Adjusting tool for air delivery register |
| 05/20/1980 | US4203302 Floor mounted air conditioner |
| 05/20/1980 | CA1077768A1 Locking strap for manual damper control |
| 05/13/1980 | US4202409 One piece top cover with stamped open louvers and motor mount |
| 05/13/1980 | US4202389 Air conditioner cover assembly |
| 05/13/1980 | CA1077329A2 Vent |
| 05/06/1980 | CA1077085A1 Flanged joint for the mutual fastening of conduit components of sheet metal whose cross-section is essentially rectangular |
| 04/29/1980 | US4200037 Device for transfer of substantially fresh air from a stationary place to a moving receiving place |
| 04/17/1980 | WO1980000743A1 Air distribution system |
| 04/17/1980 | WO1980000742A1 Damper for an air distribution system |
| 04/17/1980 | WO1980000724A1 Branch take-off and silencer for an air distribution system |
| 04/15/1980 | CA1075525A1 Circular diffuser for ventilating systems |
| 04/08/1980 | US4196849 Variable volume control assembly |
| 04/01/1980 | US4195384 Self-resetting, cable operated translating drive link |
| 04/01/1980 | CA1074612A1 Method and apparatus for controlling air flow |
| 03/20/1980 | WO1980000485A1 Radiant heating system using partitioned lighting plenums |
| 03/19/1980 | EP0008779A1 Air outlet for room ventilation |
| 03/18/1980 | US4193605 Seal for damper blades |
| 03/11/1980 | US4192098 Air damper apparatus particularly for heating, ventilating and air conditioning systems |
| 03/06/1980 | WO1980000369A1 Adjustable louver assembly |
| 03/04/1980 | US4191209 Air flow sensing device for air conditioning systems |
| 03/04/1980 | US4191098 Nozzle for air conditioning units |
| 02/26/1980 | US4190085 Gas flow regulating and measuring apparatus |
| 02/26/1980 | CA1072354A1 Installation for distributing refrigerated air in containers |
| 02/20/1980 | EP0008017A1 Vent with sliding shutter |
| 02/19/1980 | US4189092 Damper control for preventing spread of fire and smoke through an induction mixing box |
| 02/19/1980 | US4188862 Register assembly |
| 02/05/1980 | US4186876 System powered damper blade assembly for use in an air conditioning system |
| 02/05/1980 | CA1071173A1 Gas flow regulating structure |
| 02/05/1980 | CA1071005A1 Method and apparatus for ventilating or air conditioning occupied rooms |
| 01/29/1980 | US4185658 Rotating blade damper |
| 01/29/1980 | US4185657 Economy, angle-blade damper kit |
| 01/24/1980 | WO1980000097A1 Thin wall frame and plate heat exchanger |
| 01/23/1980 | EP0006955A1 Packless silencer. |
| 01/22/1980 | US4184509 Vacuum relief and access door assembly |
| 01/15/1980 | US4183557 Insulative flexible connector |
| 01/15/1980 | US4183398 Heating and air-conditioning system |
| 01/15/1980 | US4183379 Duct board assembly |
| 01/15/1980 | US4183290 Air vent |
| 01/15/1980 | US4183129 Method of forming a smoke, fire and air control damper with stamped blade hinge |
| 01/08/1980 | US4182430 Branch take-off and silencer for an air distribution system |
| 01/08/1980 | US4182227 Ventilation diffuser |
| 01/08/1980 | US4182135 Installation for distributing refrigerated air in containers |
| 01/01/1980 | US4181690 Ventilation and air conditioning unit |
| 01/01/1980 | US4181253 Ceiling air diffuser and induction apparatus |
| 01/01/1980 | CA1068866A Rafter vent |
| 12/18/1979 | US4179095 Pneumatically operated air lock for air ducts, particularly for air conditioning plants |
| 12/18/1979 | US4178841 Air vent |
| 12/18/1979 | US4178840 Air discharge terminal unit |
| 12/11/1979 | US4178159 Clean room filter assembly |
| 12/04/1979 | US4176690 Regulator for a damper assembly |
| 12/04/1979 | US4176587 Ventilating damper assembly |
| 11/27/1979 | US4175936 Diffuser with replaceable filter |
| 11/27/1979 | US4175480 Wall ventilator construction |
| 11/06/1979 | US4173176 Device for transfer of air in one or the other direction between two places |
| 11/06/1979 | US4173175 Air vent |
| 11/06/1979 | CA1065671A1 Rotating blade fire damper |
| 10/16/1979 | US4170930 Screen for improving the environment of a workplace having a plurality of working areas |
| 10/16/1979 | US4170880 Window type air conditioner with sand and dust preclusive means |
| 10/02/1979 | CA1063420A1 Makeup air device for grease extraction ventilator |
| 10/02/1979 | CA1063419A1 Fluid diverting assembly |
| 09/19/1979 | EP0003970A1 Method for ventilating rooms and ventilating device for carrying out the method |
| 09/18/1979 | US4167986 Fluid stream silencing device |
| 09/04/1979 | CA1061628A1 Outlet tube for air conditioning systems |
| 08/21/1979 | US4164976 Damper assembly |
| 08/21/1979 | US4164852 Fan motor unit for room air conditioner |
| 08/21/1979 | CA1060918A1 Connecting piece for a branch duct to a substantially round air conditioning duct |
| 08/21/1979 | CA1060651A1 Apparatus for reducing exterior condensation in an air conditioner |
| 08/21/1979 | CA1060650A1 Apparatus for reducing condensate noise in an air conditioner |