Patents
Patents for F24F 13 - Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening (38,954)
12/1993
12/21/1993US5271237 Apparatus for condensate removal
12/21/1993CA2047551C Compact modular refrigerant coil apparatus and associated manufacturing methods
12/15/1993CN2149582Y Energy-saving frozen-proof air conditioner
12/14/1993CA1325184C Air filter and module to be used for building up such a filter
12/09/1993DE4308502A1 Ceiling panels for cooling or heating rooms - consist of rows of elements with isolated panels incorporating ventilators
12/08/1993CN2148909Y Efficient exhaust pipe fitting
12/07/1993US5268541 Sound attenuator for low frequencies, in particular for air ducts in paper mills
12/07/1993US5267422 Insulation containment apparatus
12/01/1993EP0571478A1 A method of and a distribution device for introducing air into a room.
11/1993
11/30/1993US5266091 Air climate control system register filter
11/25/1993WO1993023711A1 A damper device
11/25/1993WO1993023261A1 Air nozzle for ventilating or air conditioning installations
11/24/1993EP0516674B1 Cooling arrangement in particular as a structure suspended from a ceiling
11/24/1993CN2147460Y Adjustable composite flow wind distributor
11/24/1993CN2147459Y Adjustable support frame for air conditioner
11/23/1993US5263897 Fluid suction nozzle and fluid-treating apparatus
11/23/1993US5263290 Modular assembly for fire-safety sprinkler, heating/cooling, and lighting/communication system installations
11/18/1993DE4315443A1 Ventilation element, e.g. electrical switching or voltage converting station integrated in outer wall of building - has transverse sections extending to each other between side cheeks which respectively have section surfaces inclined between two longitudinal webs
11/18/1993DE4307824A1 Framework for openings in outer walls of building, esp. transformer or switching station - has perforated plates stretching across between inner and outer girders with diagonal braces and pivoted flap
11/18/1993DE4216136A1 Cooling system for building
11/17/1993CN2146677Y 空调机箱 Air conditioning Chassis
11/16/1993US5261857 Ceiling vent with movable vane
11/16/1993CA1324256C Method and apparatus for the control of air flows and pressures in air-conditioning
11/11/1993WO1993021997A1 Installation for fighting fire
11/11/1993DE4214238A1 Heating circuit for flats - comprises boiler and exhaust flue with extract fan at top and one or more capped off branches in rooms
11/10/1993EP0380660B1 Radiation air-conditioner
11/10/1993CN2145947Y Domestic shunt air conditioning system
11/09/1993US5259817 Diffuser with ceiling-penetrating nozzles
11/09/1993US5259815 Air outlet with aperiodic oscillation
11/04/1993DE4214141A1 Air flow generator esp. for cooling reflector or object radiated with UV or IR - uses air pressure source with elongated air distributor connected to it and at least one outlet opening at distributor kept at pressure of 0.06 - 1.5 bar
11/03/1993EP0568495A2 Swivelling device for a lamellar plate
11/03/1993EP0567795A1 Air outlet
10/1993
10/28/1993DE4306692A1 Ceiling mounted air distribution conduit - has bottom outlets covered by air permeable strip material which moves between cassettes at both ends of conduit
10/27/1993CN2144791Y Indoor induced air device
10/26/1993US5255969 Double-walled cabinet structure for air conditioning equipment
10/26/1993US5255887 Support for air conditioning unit
10/26/1993US5255710 Process-chamber flow control system
10/26/1993US5255709 Flow regulator adaptable for use with process-chamber air filter
10/26/1993US5255532 Air conditioner
10/26/1993CA1323518C Low temperature air induction diffuser
10/20/1993EP0566211A1 Sound-damping ventilating device with an elongated, block-shaped housing and a slotted ventilating channel
10/19/1993US5254034 Adjustable width louver
10/19/1993CA1323237C Swirl outlet
10/16/1993CA2088890A1 Humidifier with water sealed removable dispersion unit
10/14/1993WO1993020388A1 An air-change system for a multi-storey building
10/14/1993DE4311439A1 Tapered combined gas filter and conditioning screen - e.g. for a ventilation system providing humidification and dehumidification
10/14/1993CA2133408A1 An air-change system for a multi-storey building
10/13/1993EP0383894B1 Ventilation valve
10/12/1993US5251814 Air conditioning apparatus having louver for changing the direction of air into room
10/12/1993US5251665 Mechanism for operating multiple air flow control valves
10/12/1993US5251654 Flow regulator adaptable for use with exhaust from a process chamber
10/12/1993US5251461 Baffle structure
10/11/1993CA2065781A1 Air conditioning diffuser apparatus
10/07/1993DE4210807A1 Air terminal device for ventilator - consists of hollow casing with perforated cover and means to control air outflow and some perforations of larger size
10/06/1993EP0563509A2 Air outlet for air treatment installations
10/06/1993EP0473772B1 Filtering and pressure stabilising device for a variable flow-rate ventilating installation
10/05/1993US5249602 Arrangement for flow control of gaseous and liquid media, particularly air
10/05/1993US5249596 Residential heating and air conditioning barometric bypass damper
09/1993
09/30/1993WO1993018931A1 Nozzle for discharging air and method
09/28/1993US5247812 Portable refrigerant purification module
09/23/1993DE4308545A1 Air tight regulating shutter - comprises several pairs of flaps pivoted at one end and arranged vertically and when open each pair is in line with air flow direction
09/22/1993CN2142544Y Hard-water softening purifier for dehumidifier
09/21/1993US5245834 Condensate tank of a dehumidifier
09/19/1993CA2063275A1 Air-tight flap and gasket for fan ducts
09/15/1993EP0560749A1 Ventilating duct with rectangular cross section
09/15/1993EP0560037A1 An airconditioning apparatus having adjustable inlets
09/15/1993CN2142180Y Hard water-softening clarifing water conditioner for humidifier
09/15/1993CN1076267A Apparatus for removing dust from air filter in air conditioner
09/14/1993US5244434 Ventilator
09/14/1993US5244264 Wrap around base rail assembly for rooftop air conditioners
09/14/1993US5244184 Fluid flow control device having an obturating membrane deformable in the direction of fluid flow
09/14/1993US5243830 Air conditioning apparatus for an automobile
09/09/1993DE4303805A1 Supporting frame for air conditioning plant - comprises inner frame attached to outer frame by continuous rubber bead or by six rocker bolts
09/08/1993EP0558618A1 Intake air means.
09/07/1993US5242325 Control apparatus for air conditioner
09/02/1993WO1993017283A1 Packaged air conditioner
09/02/1993DE4206163A1 Outlet for laminar air flow - has baffles near each end of transverse parting strap at right angles to it and projecting below
09/01/1993CN1075812A Dynamic noise contro/equipment for three-dimensional space
09/01/1993CN1075780A 空调器 Air Conditioner
08/1993
08/25/1993EP0557133A2 Ventilator
08/25/1993EP0557071A2 Active noise control apparatus for three-dimensional space
08/24/1993US5238453 Integral pivot damper blade
08/24/1993US5238452 Personalized air conditioning system
08/24/1993US5238451 Light eliminator for poultry house
08/24/1993US5238449 Ventilators
08/24/1993US5238220 Manually and electrically controlled butterfly valve
08/24/1993US5237831 Air conditioning apparatus
08/19/1993DE4234047C1 Filter in cartridge, for ventilation or air conditioning plant - has filter frame with cover, fitting into shaft with seal, both frame and shaft have sloping sides
08/17/1993US5236391 Flush-mounted air intake
08/11/1993EP0554671A1 Ventilating apparatus for rooms
08/10/1993US5234481 Filtration and pressure stabilization device for variable-flow ventilation system
08/10/1993US5234374 Air duct closure system
08/10/1993US5234373 Air conditioner
08/10/1993US5233752 Portable apparatus for air turning assembly fabrication
08/05/1993WO1993015366A1 An air injection tube and a method for air injection
08/04/1993EP0554016A2 Air conditioner
08/04/1993EP0553880A2 Hanger for outdoor heat exchanger
08/04/1993EP0553327A1 Cooling system.
08/03/1993US5232403 Air register with extendable deflector
08/03/1993US5232401 Air supplying apparatus