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7934702 |
High pressure humidifier
A high pressure water injection humidifier includes a filtration system to filter suspended particles from an incoming water supply and provide filtered water to a high pressure pump driven by a...
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7552914 |
High pressure humidifier
A high pressure water injection humidifier includes a filtration system (11) to filter an incoming water supply and provide filtered water (6) to a low volume high pressure pump (12) driven by a...
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6766651 |
Central media dispenser for use in HVAC system
A user-programmable monitoring and dispensing system for controlling the dispensing of water vapor and various other media into an HVAC air stream in residential or commercial structures. The...
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6705535 |
Side entry humidifier
A humidifier apparatus for building humidification. The apparatus includes a water reservoir with a removable cover, at least one aperture through a side wall of the water reservoir, a removable...
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6684878 |
Condensate drainage system for an outdoor condensing furnace
An outdoor condensing furnace is provided with a condensate drain line which passes through the heat exchange compartment and to a location within the building where it can be discharged at...
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6588734 |
Humidifier with swingable cover
The humidifier includes a cabinet having a rear wall, a front wall, a pair of side walls, a bottom wall and a sump defined in part by the walls at the bottom of the cabinet. The cabinet has in the...
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6572085 |
Humidifier with reversible housing and distribution tray overflow
A humidifier features a two piece reversible housing which is snap fit together for holding a water panel assembly and a water feed tube to supply water to a water distribution structure disposed...
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6398196 |
Steam humidifier for furnaces
A steam humidifier for use with a forced air heating system includes a steam nozzle mounted in the plenum of the heating system and connected to a water feed line connected to a continuous...
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6397786 |
Indirect damp generator
An indirect damp generator is arranged atop water to generate moisture. The indirect damp generator mainly comprises a floating carrier, a vapor generator arranged atop the floating carrier and a...
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6286501 |
Humidifier system
A humidifier for adjusting the humidity level in a building, the humidifier having a heat exchange tube adapted to be heated by a furnace as the furnace heats air to be circulated through the...
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6254008 |
Board mounted sensor placement into a furnace duct
A method and apparatus for protecting humidity sensing equipment within an enclosure that can be mounted in the return airflow of a furnace duct. The humidity sensing equipment is mounted on a...
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6220039 |
Method of humidity control utilizing dewpoint
A method of controlling humidity within a space, where the space communicates with humidity control equipment. The method comprises determining a dew-point temperature within the space, and...
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6099404 |
Process and apparatus for the humidification of air in an aircraft cabin
A process and apparatus for humidification of air in a cabin (4) of an aircraft, wherein a secondary flow of warm air is taken from a primary warm air flow that originates in a turbomachine of the...
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5965068 |
Reversible humidifier housing
A reversible housing for a humidifier of the type for attachment to the ducts of a forced air heating system. The housing includes a sheet forming a back wall, a pair of side walls and a top wall...
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5873357 |
Two piece humidifier for hot air furnace
A humidifier for a hot air furnace is disclosed which has a housing with at least one open outlet to allow steam to enter the furnace. The housing also contains a heating device, water refill pipe...
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5816496 |
Gas fired humidifier
A compact fuel fired steam generating type humidifier. The apparatus uses a gaseous fuel as the prime source of heat to generate steam used to humidify air in the heating, ventilation and air...
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5769067 |
Air heater and humidifier using direct contact heating principles and method of operation
An air heating and humidifying system and method using direct contact heating principles. The system consists in providing a source of hot water by feeding hot flue gases in a direct contact water...
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5765544 |
Flow-through humidifier for mobile home furnace
A humidifier for use with counter- or down-flow furnaces such as those traditionally found in mobile homes. The humidifier includes a louvered tip-out access door, behind which is housed a drawer...
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5752498 |
Elliptical beam load cell
A humidifier for use with a hot air furnace has an upper and lower housing removably connected to one another. The upper housing has a heating element and sensor, water refill inlet, and a control...
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5740790 |
Counter-flow heating and air conditioning method for installing air conditioner unit therein
A mobile or modular home hot air heating and humidifying system including a counter-flow furnace having a base pan and a housing resting on the base pan and containing a heat exchanger and a blower...
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5570680 |
Condensing furnace hot air humidification
Apparatus and process for condensing furnace hot air humidification using aqueous condensate from flue gases generated by the thermal exchanger in the furnace as the primary aqueous input to the...
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5560350 |
High efficiency, forced hot air heater which humidifies and cleans the air
A compact, non-polluting, extremely energy-efficient, through-the-wall vented forced hot air heater, which humidifies and cleans said hot air without any additional equipment or water supply,...
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5546926 |
Whole house humidifier for use with hot air heating systems
A hot air furnace humidifier has a heat chamber and a duct connecting the chamber to a furnace. The chamber has a water retaining vessel, preferable provided with a disposable liner. A pair of...
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RE34739 |
Seal retaining configuration for humidifier
A humidifier unit is used with a forced air heating system and includes a water reservoir, a water inlet connection to the reservoir, control means for maintaining the water level at a...
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5341986 |
Control circuit and device for humidifying air in a heating system
A humidification system for use with a heating unit to modify and maintain a predetermined level of humidity in an enclosed space using a pulse circuit for energizing a solenoid valve to allow...
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5301873 |
Low fluid indicator for pressurized canister
A low fluid indicator for a fluid injection system of the type having a sealed pressurized canister, and a valve responsive to a control signal to release fluid from the canister includes a counter...
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5252260 |
Humidifier electrical control assembly
An electrical control assembly for a humidistat controlled humidifier of the type having a base connected to the furnace ductwork and a cover removably connected to the base includes a control...
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5199486 |
Coated heat exchanger for humidifier
A heat exchange humidifier for generation of steam-to-steam or fluid-to-steam humidity may include at least one steam tube in a heat exchanger array which may be coated with a non-stick surface...
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5184600 |
Regulating the humidity of a heated space by varying the amount of moisture transferred from the combustion gases
The humidity of a heated space is regulated by varying the amount of moisture transferred from the combustion gases of the furnace used to heat the space. A porous heat sink element is arranged to...
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5131589 |
Humidifier
A room humidifier in combination with a source of potable water and a source of heated fluidic material, such as a room hot water radiator, room steam radiator, room baseboard convector, remote...
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5109916 |
Air conditioning filter system
In an air conditioning system with a return air duct, a blower and a discharge duct, a by-pass duct is provided between the discharge duct and the return air duct such that a portion of the air...
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5093895 |
Humidifier attachable to baseboard radiator
A humidifier attachable to a baseboard type radiator of the type comprising a body having an open front portion in which is placed a heating element and a panel placed in front of the heating...
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5075047 |
Spray pad humidifier
A spray pad humidifier including a housing having two side wall portions extending perpendicular to each other along one edge, and being interconnected along the opposite edge by an arcuate wall....
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5067473 |
Heater with a humidifier
A heater with a humidifier wherein the humidifier comprises a plurality of double pipes in the uppermost line of the heat exchanging pipes of the heater. The double pipe includes an inner pipe for...
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5036829 |
Heating apparatus
A heating which comprises a housing containing a water conduit, a fire compartment for heating the water in the water conduit, a heating chamber containing a plurality of heat emitting fin coil...
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4986937 |
Central air duct scooper humidifier
An ultrasonic humidifier system which is mounted to an air duct of a heating system. A vibrator excites water within a reservoir so as to create a fog within a fog chamber. A panel directs air flow...
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4971245 |
Heater-cooler of a vehicle cab
In a casing of an air heater-cooler there is mounted an additional partition between the wall of the casing and a main partition to form a section for the passage of a heat transfer agent being...
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4967728 |
Humidifier apparatus
An apparatus is set forth for humidification of a dwelling wherein a transparent housing includes a valve operative through a solenoid with a flexible input water line directed into the valve and a...
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RE33414 |
Electric steam humidifier
A humidifier for use with a forced air heating system. The humidifier comprises a water reservoir in the form of a sealed container having a water inlet connection and suitable control means for...
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4913034 |
Air handling system with deodorizer injection
The air handling duct structure of an automotive vehicle having inlet and outlet ends and liquid heat exchange structure serially disposed within the duct structure intermediate the ends as well as...
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4903583 |
Aerosol air and duct treatment apparatus for air conditioning and heating systems
An aerosol air and duct treatment apparatus for treating the ducts of central air conditioning and heating systems and the air flowing therethrough is disclosed. The apparatus includes a housing...
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4825847 |
Air furnace system
A warm air furnace system comprising a closed casing having an air inlet and an air outlet duct, a fan to draw air from the air inlet toward the air outlet duct, a water tank mounted into the warm...
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4811723 |
Method and a device for the generation of hot air
The invention relates to a method and a device for the generation of hot air. According to the invention hot gases are generated in a heating space (1), and water is added to these gases so that it...
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4768707 |
Humidifier for convection baseboard heater
A humidification system for use with a baseboard style heater having a shallow, elongated convector casing, with extensive heat transfer surfaces therein, the system including a shallow evaporator...
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4741871 |
Free flow humidifier
A humidifier is described for use in combination with a hot air forced heating system. The humidifier consists of a main housing (water box) which maintains a constant water level from a existing...
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4706884 |
Hot air heating system
A hot air heating system utilizing the otherwise wasted heat and water vapor in the gases of combustion to pre-heat air supplied to the combustion unit. The hot combustion gases discharged from the...
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4676954 |
Air freshener
A forced air furnace air freshener attached to a cold air return duct thereof. A pair of vertically spaced openings are provided in a wall of the duct. A basket has its lid mounted on the outside...
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4612434 |
Closed loop humidifier for institutions
A humidifier system for use in hospitals or other health institutions. The humidifier is a two-compartment system connected by horizontal pipes with a closed-loop arrangement that keeps the...
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4595139 |
Control for humidifier of the type used with thermostatically controlled furnace
A control system for an electrically energized humidifier used with a hot-air furnace including an electric time-delay circuit and control means for manually adjusting the time delay. Each time the...
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4540530 |
Humidifier pad
A humidifier pad for use in humidifiers suitable for adding moisture to the air circulated by a forced air furnace is described together with its method of manufacture. A slab of open-cell foam is...
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