Patents
Patents for F24F 13 - Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening (38,954)
07/1992
07/10/1992WO1992012388A1 Passive building vents
07/10/1992CA2076959A1 Passive building vents
07/07/1992US5127876 Fluid control valve unit
07/03/1992CA2057626A1 Drainable louver
07/03/1992CA2057500A1 Louver with maximum free area
07/01/1992EP0493350A1 A device for achieving or measuring a pressure difference
07/01/1992EP0492322A2 Installation for the treatment of air in a room
06/1992
06/30/1992US5125239 Self-contained air conditioner
06/30/1992US5125197 Interior cover for an air conditioner mounted in a wall
06/28/1992CA2051341A1 Outside air circulation system for walk-in coolers
06/25/1992WO1992010708A1 Method of manufacturing an air-heating enclosure
06/25/1992WO1992010633A1 Access door for air flow conduits
06/24/1992EP0491409A1 Aeration device with rotatable and detachable closure element
06/24/1992EP0491373A2 Method of, and device for reducing noises generated at an indoor unit of a separate type room air conditioner package
06/24/1992EP0490960A1 Filtering unit for cleaning supply air.
06/23/1992US5123874 Knock-down sound attenuating system
06/23/1992US5123435 Laminar damper and method of airflow control
06/23/1992US5123224 Drainable louver
06/17/1992EP0490331A2 Air refrigeration unit
06/17/1992EP0490280A1 Flanged joint for air-conditioning channels
06/17/1992EP0490135A2 Device for introduction of air in rooms and halls and method for this operation
06/16/1992US5121675 Device for supplying air to and if need be evacuating air from a room
06/16/1992US5121613 Compact modular refrigerant coil apparatus and associated manufacturing methods
06/16/1992CA1303413C2 Ventilator system
06/11/1992WO1992009855A1 Intake air means
06/11/1992DE4039246A1 Verfahren zum herstellen eines quellauslasses A method for producing a quellauslasses
06/11/1992DE4039170A1 Air heater unit - has axial ventilator by which quantities of air are blown through heating battery and mixed with cooler room air
06/10/1992EP0489592A1 Rolling ramp inlet
06/09/1992US5120274 Ceiling outlet
06/09/1992US5120273 Ventilation pane assembly
06/09/1992US5120272 Discharge nozzle for ventilating or air conditioning systems
06/03/1992EP0488977A2 A heat-exchange arrangement
06/02/1992US5117939 Sound attenuator
06/02/1992US5117811 Concentric lighting and air conditioning fixture
06/02/1992US5117745 Safety lock
06/02/1992US5117653 Air exhaust and water drain apparatus for air conditioner
06/02/1992US5117650 Plastic pan assembly for use in air conditioners and refrigerators
06/02/1992US5117641 Refrigerant recovery system with flush mode
05/1992
05/29/1992CA2055795A1 End cap for louvre
05/27/1992DE4037267A1 Wall cupboard unit acting as cooler - has cold water cooler compartment and false back and top and bottom which form air ducts
05/26/1992US5115957 Apparatus for reinforcing fibrous duct
05/26/1992CA1301525C Thermally insulated window with ventilation ducts
05/19/1992CA1300982C Slot valve
05/12/1992US5112024 Modular room air conditioner and method for making same
05/12/1992US5112015 Air conditioner bracket assembly
05/12/1992US5111739 Air flow control system
05/07/1992DE4034928A1 Device for producing evenly distributed air flow from duct and wider channel - incorporates truncated funnel with perforated sheet metal sides and base at junction of two components
05/06/1992EP0483977A1 Air conditioner
05/05/1992US5109756 Adjustable air diffuser with quick mounting means
04/1992
04/29/1992EP0482955A1 Ventilators
04/29/1992EP0482954A1 Ventilators
04/29/1992EP0413784B1 Device for aerating and, if necessary, deaerating a space
04/28/1992US5107916 Heat responsive memory metal actuator
04/28/1992US5107792 Arrangement for keeping livestock
04/28/1992US5107755 Inconspicuous, room-ceiling-mountable, non-productive-energy-loss-minimizing, air diffuser for a room
04/28/1992US5107687 Air conditioning system
04/28/1992CA1299425C Device for controlling and closing gas flows
04/22/1992EP0480946A1 Device for controlling the flow of gaseous or liquid media, in particular air.
04/21/1992US5106052 Air damper apparatus
04/21/1992US5105849 Body relief valve flap
04/21/1992US5105640 Method and apparatus for forming box-shaped sheet metal ducts
04/21/1992US5105630 Air conditioning system containing a plastic drain pan
04/16/1992DE4032113A1 Heating and cooling arrangement
04/14/1992US5103872 Structure of air conduit flange and shock-absorbing connector
04/14/1992US5103869 Piezoelectric on-off valve for air conditioning
04/09/1992DE4031062A1 Heating and cooling arrangement
04/08/1992EP0479734A1 An air outlet for motor-vehicle air-conditioning systems
04/08/1992EP0478907A2 Slide actuator
04/07/1992US5101847 Method and apparatus for equalizing airflow velocity
04/05/1992WO1992005888A1 Arrangement for cleaning of pipelines
04/01/1992EP0477612A2 Air cooler
04/01/1992EP0477179A1 Light fitting including filter elements
03/1992
03/31/1992US5099754 Air duct
03/25/1992EP0477068A2 Exhaust system for building façades
03/25/1992CN2099935U Exhaust wind pipe with tail wind guiding direction structure
03/24/1992US5097749 Ventilation control apparatus
03/24/1992US5097678 Ventilating protective cover for top-discharge air conditioners
03/19/1992WO1992004582A1 Improvements relating to filter carriers for mechanical ventilation extraction openings
03/19/1992DE4028914A1 Building constructed from prefab elements - has air conditioning equipment embodied in some elements
03/18/1992EP0475034A1 Valve device, in particular for the ventilation or air condition in a system of motor vehicles
03/18/1992CN2099273U Micro-channel board silencer
03/17/1992US5096156 Motorized damper apparatus
03/17/1992US5095942 Plastic self-insulating ductwork system
03/11/1992EP0474581A1 Ventilation louvre assembly
03/11/1992EP0473772A1 Filtering and pressure stabilising device for a variable flow-rate ventilating installation.
03/11/1992CN2098646U Noise-reducing structure of window air conditioner
03/10/1992US5094676 Filter/fan assembly
03/10/1992US5094273 Ventilation ducting
03/10/1992US5094152 Device for the outlet of supply air
03/04/1992EP0473218A2 Evaporator core having biocidal fixture
03/04/1992EP0472934A1 Ceiling air outlet
03/04/1992EP0472777A1 Swire generator for an air outlet of a ventilating installation
03/04/1992EP0472569A1 A damper.
02/1992
02/28/1992CA2038655A1 Evaporator core having biocidal fixture
02/27/1992DE4105722C1 Adjustable for two spaced air control flaps - has actuating shaft end of non-round profile, and flap recess with abutting faces, retaining shaft profile non-rotatably
02/20/1992WO1992002769A1 Air outlet with aperiodic oscillation
02/19/1992CN2096716U Joining apparatus for ventilating duct
02/18/1992US5088388 Fresh-air intake with adjustable air deflectors
02/11/1992US5087276 Method and apparatus for user sizable furnace filter and holder
02/11/1992CA1295508C Flush mount whole house fan shutter