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Document Title |
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7611403 |
Method and apparatus for a ventilation system
A method and apparatus for providing ventilation to a selected structure. The apparatus may include various features such as flexible portions, rigid portions, and assembly portions. Further,...
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7566262 |
Airflow boosting assembly for a forced air circulation and delivery system
The invention relates generally to the field of airflow boosting devices. In particular, the invention relates to a booster fan for installation into a vent opening of a duct system in a forced air...
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7459002 |
Modular presentation apparatus having integral air processing apparatus
An example presentation apparatus having a cabinet-like base and a surface coupled to the cabinet-like base and configured to hold an object. The cabinet-like base and the surface are configured to...
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7147039 |
Air routing device for a motor vehicle air conditioning or heating system
An air routing device for a motor vehicle air conditioning and/or heating system, comprising an air routing housing on which a blower is arranged, wherein the air routing device is formed...
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7051788 |
Common air mix chamber
An HVAC assembly includes an HVAC case having a first inlet adapted to accept air in a first configuration suitable for a right hand drive vehicle and a second inlet adapted to accept air in a...
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6974383 |
Cabinet for air handling equipment
A cabinet for air handling equipment includes a door assembly having features such as inner and outer door panels being held together and sealed by double-sided tape, which acts as a thermal break,...
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6945868 |
Outdoor fan system
A camouflaged outdoor fan system includes a housing, a fan inserted into the housing, and a camouflaged lid removably connected to the housing. The housing is buried in the ground, or in...
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6926602 |
Crawl space ventilation system
A fan unit being suspended from a building floor structure within a crawl space. The fan unit includes a fan, a fan motor, an inlet grill, a discharge plenum and an outlet grill. A timer connected...
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6832952 |
Methods and apparatus for storing and delivering air to buildings
Methods and systems are provided for enhancing the air quality in buildings during a chemical and/or biological attack and/or when the air quality around a building drops to unacceptable levels....
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6805623 |
Apparatus for providing air flow within a vehicle
Apparatus for providing airflow within a vehicle. A first housing portion is mounted over a vehicle vent which defines an internal plenum dimensioned to receive the manually adjustable vent handle....
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6802769 |
Air delivery unit, hose and deploying device therefor
An expanding and retractably collapsing device includes a generally cylindrical hose which is expandable and retractably collapsible and has formed on a surface thereof a circumferentially...
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6712690 |
Portable ventilating system
The portable ventilating system of the invention includes a base adapted for being towed behind a prime mover, ground engaging apparatus for supporting the base frame in a manner permitting...
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6623351 |
Transportable collective protection system
A modulator transportable collective protection system for the decontamination and containment of personnel in a toxic free area. A contamination containment area is provided through which...
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6589111 |
Snow extractor for use with an air handling system
A snow removal device for use with an air handler or HVAC system includes an extractor plate and a heater for heating the extractor plate. The extractor plate has a plurality of holes and may be...
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6517430 |
Supply air system
A supply air system for supplying air e.g. into a machine room. The supply air system comprises a supply air unit ( 12 ), to which means are connected for supplying the supply air from the outside...
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6454556 |
Vacuum and pressure tight cooling-ventilating device for thermoforming stations
A vacuum and pressure tight cooling or ventilating device, specifically designed for thermoforming stations, comprises a shutter element for opening and closing respectively the cooling and...
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6419576 |
Sound attenuating inlet silencer for air supplying fan
An air duct silencer can be used at the inlet of an air supply fan unit for a building or other large structure. The silencer has an exterior housing with exterior walls forming outer surfaces of...
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6397933 |
Method and device for cooling of electronic/computer equipment and use thereof
A cooling system for cooling electronic/computer equipment in an equipment room in a station. A fan device causes heat exchanging air circulation between a battery and the equipment, where the air...
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6375563 |
Ventilation temperature and pressure control apparatus
A ventilation apparatus for a building with a roof is disclosed comprising a housing that has openings for exhausting or supplying air. The housing is fixedly secure to the building and covers an...
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6342005 |
Active noise control for plug fan installations
A plug or plenum fan is located near two walls of the plenum such that they tend to act as the scroll for the fan. Additionally, a partition separates the fan from an adjacent corner further...
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6283709 |
Variable position fan assembly
An electric fan mounted overhead for universal adjustment of the air flow direction. A mounting plate clamped to an overhead beam carries a sleeve that rotatively receives a vertical column. The...
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6220957 |
Reversing shuttle for air handling device
A fan unit has inlet and outlet ducts facing in the same direction. A reversing shuttle is connected to the inlet and outlet ducts of the fan unit and includes a diverter damper and two opposing...
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6210270 |
Air blower apparatus and method of use
An assembly for directing air to a desired location for use as an air blower, carpet drier or the like. An air blower component in a preferred embodiment includes an outlet having attachment means...
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6207447 |
Damper and blower unit providing reversible aeration for composting
A method or device is provided for connecting a centrifugal blower to a process requiring the flow of forced air such that the flow of air may be reversed. The method is applied to a process that...
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6027406 |
Centrifugal fan unit with vertical rotation axis
A centrifugal fan system for a building, including a centrifugal fan mounted for rotation about a vertical axis and having a bottom inlet. The fan is mounted in a movable housing having a fan...
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RE36514 |
Pole mounted revolving air circulating fan
Disclosed is a new pole mounted revolving air circulating fan for inducing air movement within an air mass by use of a rotating impeller which simultaneously revolves around a vertical axis. The...
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5860857 |
Method and apparatus for controlling the atmosphere of an essentially closed space
The invention relates to a method for regulating the atmosphere in a substantially closed sports/exercise space (1) or an animal shelter (11), especially in terms of partial oxygen pressure. In the...
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5788568 |
Fan
A fan comprising: blowing units, each including a squarely hollow casing, an electric motor incorporated into the casing and an axial impeller coupled to the motor for generating an air flow from...
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5788571 |
Method of venting smoke from highrise residential buildings
In highrise residential buildings, venting to remove smoke from corridors is required in case of fire. A method of venting smoke from a multi-floor building by providing a single supply and exhaust...
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5711706 |
Access door with a double seal
An access door to an air handler unit is provided, having a double seal set in the door frame. The double seal is composed of an outer seal which provides a moisture barrier, having an aperture to...
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5690165 |
Ventilation device for a space zone
The invention relates to a ventilation device. Provision is made that the air propulsion plant (20) conveys at least a portion of the air in an air circulating mode by means of at least one...
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5649997 |
Air vacuum apparatus
Apparatus for use with a gaming table or other surfaces for removing and filtering indoor airborne fumes and particles at their point of origin. A laminar exhaust air flow is created across the...
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5632677 |
Fan-equipped air delivery vent
A fan-equipped air delivery vent for installation into a structure in order to enhance the flow of air from a heating/cooling system includes a main housing portion arranged as a generally...
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5567200 |
Method and apparatus for circulating air
A method and apparatus for circulating air. The apparatus includes a motor for rotating the blades of a fan. The apparatus also includes a housing for the fan having a wall which is disposed...
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5562286 |
Casino gaming table having a ventilating device for removing smoke
The present invention provides a smoke-eliminating device of simple construction which can easily be installed onto a preexisting casino gaming table. The fan for circulating air during the...
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5554071 |
Air-change system for a multi-storey building
A ventilation system for a multi-storey building, which system comprises a ventilation apparatus mounted on a roof and provided with fans for generating an inlet air flow and a distributing channel...
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5533668 |
Remotely activated opposing/aiding air flow control register
A bi-directional airflow controllable system for controlling flow of air through an air circulating system to at least one zone an air temperature of which is to be controlled is coupled to an...
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5417433 |
Ventilated gaming table assembly
A ventilated gaming table assembly includes a gaming table component, a rail component and a plurality of electric ventilating fan subassemblies mounted about the periphery of the table and...
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5397268 |
Integrated sunshade and fan apparatus
An integrated sunshade and fan apparatus includes a personal portable sunshade device and a fan assembly integrated thereon which together respectively shade a selected portion of a user's body and...
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5389037 |
Method and apparatus for improving the respiratory efficiency of an infant
A method and apparatus for reducing respiratory abnormalities in infants and the incidence of crib death by providing a flow of room air to a sleeping infant's environment to stimulate breathing....
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5370576 |
Sidewall vent-mounted fan assembly for a truck cab
A forced flow of outside ventilation air may be selectively directed into the cab of a truck using a specially designed fan assembly that works in conjunction with an existing vent structure...
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5337994 |
Apparatus for mounting a portable ventilation fan to an access port
An apparatus for mounting a portable ventilation fan at an access port in the wall of an enclosure. The apparatus comprises a fixable base plate having a first opening extending therethrough, and...
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5297990 |
Filter-ventilator-arrangement
A filter-ventilator-arrangement for employment with clean chambers with at least one ventilator of which the pressure side is located toward an air flow chamber which is limited by boundary walls...
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5217408 |
Personal portable evaporative cooler
A personal portable evaporative cooling device comprising a cowling fitted to a person's back and spaced from said back to form a plenum into which ambient air is forced by an electric motor...
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5215499 |
Positive pressure safety system
A safety system for providing a positive pressure condition in an enclosed space to provide a safe freshair atmosphere in said enclosed space in response to the occurrence of an emergency condition...
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5194041 |
Ventilation system for isolators
A cage ventilation system for use in isolating a plurality of cages from an uncontrolled environment is provided, including a frame adapted to support cages in a plurality of vertically spaced...
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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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5072656 |
Method and apparatus for controlling the transfer of tubular members into a shelter
A portable drilling apparatus 10 designed to be used in environmentally severe locations, such as the Arctic, includes provisions for heating various portions thereof, including a pipe shelter 14....
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5054380 |
External booster for forced air heating air conditioning system
An external, air circulation booster which fits over a register of a forced air central air conditioning and heating system. The booster includes a housing having front, rear, side and top panels,...
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RE33638 |
Mobile fan for poultry farming
A mobile blower or fan is used to cool and dry poultry houses. The fan includes a propeller which is driven by a gasoline/fuel engine and the engine is mounted on a wooden base and covered by an...
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