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Document Title |
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7591867 |
Ventilation system
The present invention provides a compact ventilation system provided with an air purifying function. The present invention includes a case having at least one inlet and outlet communicating with an...
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7565924 |
Pressure equilizing system
An air handling system for an indoor space comprising a first forced indoor air treatment component, an input indoor air duct element and an output treated air duct element respectively coupling...
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7441588 |
Heat exchanger unit
The present invention provides a heat exchanger unit that can save space, even when performing air conditioning in addition to ventilation. The heat exchanger unit performs heat exchange...
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6974382 |
Year round selective dehumidifying and humidifying apparatus and method
Apparatus which may be used year-round for dehumidifying air in the enclosed space of a building to comfortably allow a higher temperature during summer conditions, for exchanging air in the...
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6835128 |
Ceiling mounted air filtering and distribution apparatus operated independently of any HVAC system
A modular direct flow clean air delivery apparatus is disclosed that is particularly adapted for use in restaurants, banquet halls, meeting rooms, offices etc., where cigarette smoke and other...
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6579170 |
Rigid foam air duct system
An air duct that comprises one or more air duct segments that comprises a polymeric cellular material, or foam. The ducts or segments may be part of an air duct system that comprises a primary air...
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6328776 |
Air-purifying system
An air-purifying system for filtering and re-circulating room air. The air-purifying system includes a blower module, a first filter module, a second filter module and a supply module. The blower...
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6132309 |
Modular clean room plenum
A modular clean room plenum includes a rectangular plenum body with an air barrier forming a top surface of the modular clean room plenum and a ceiling grid forming a bottom surface of the modular...
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5531641 |
Recreational vehicle air conditioner ceiling grille with register
An air conditioning system for a recreational vehicle is provided having a rooftop mounted air conditioning unit with an outlet for conditioned air and an inlet for return air and an air...
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5256105 |
Washable seamless clean room
A modular clean room structure in which the interior is finished without any seams between adjacent modules or crevices at the corners of the room such that the room can be easily sterilized. The...
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5149300 |
Method of construction of pre-balanced air handling system
An air handling duct system is provided wherein downstream duct segments are downsized proportionately relative to a immediate upstream duct segments including lateral outlets in order to maintain...
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4880581 |
Means and method for aseptic particle-free production of articles
An apparatus and method for aseptic, particle-free production of articles. A shroud is placed around at least a portion of the device which produces the articles to substantially isolate that...
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4676144 |
Clean room system
A clean room system includes a processing room containing production equipment, a technical room adjacent the processing room and containing machinery for actuating the production equipment, and a...
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4589476 |
Air ventilation and filtration apparatus
Apparatus for exchanging air within an enclosure with outside air while subjecting air within the enclosure to gas filtration and/or electronic air cleaning. The apparatus includes a two-position...
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4531454 |
Air conditioning system
A fan coil unit 13 is mounted in an underfloor plenum with its intake 14 flush with the floor. The unit 13 feeds fan air terminals 11 and 12 each of which has an aperture 26 which vents air into...
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4351476 |
Air filtering system and method of operation
An air filtering unit for blowing only filtered air into a room of a building having a central air conditioning air duct outlet therein, includes an electric blower unit having an air inlet and an...
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4255176 |
Combined air purifier and destratifier
A combined unit for purifying and destratifying heated air including a first inlet at a lower area for receiving air to be purified, an air purifier including an air demister and an electrostatic...
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3817159 |
DUCTED AIR CONDITIONING SYSTEM AND COMBINATION DUCT THEREFOR
An air conditioning system for supplying conditioned air to a plurality of zones. A combination supply and return air duct connects the fan coil unit of either an incremental air conditioner or a...
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3727538 |
HEATING AND VENTILATING SYSTEM FOR MOBILE HOMES
A mobile home construction is shown in which a forced ventilation cavity is provided between the ceiling and an insulated roof. A furnace circulates air through the rooms. Openings in the ceiling...
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3458130 |
HOT AIR HEATING SYSTEM AND INDIVIDUAL NON-LEAKING FILTERS FOR THE COLD AIR REGISTERS THEREOF
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3236254 |
Combination air duct and girder for hot air ventilating system
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2804816 |
Economy air conditioning system
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2801581 |
Equalizer duct system
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1002308 |
Title is not available
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