Abstract: A wind-water ultrasonic humidifier includes a housing, a hollow connecting portion, a water circulation system, and a power control box. The water circulation system includes an electric base, a rubber cork plugged into the top of the water circulation system and having a baffle inserted into a concave hole, a circular threaded pipe including a nebulizer and a water pump, two arc-shaped bridging support stands provided for connecting both sides of the electric base in an arc shape, a latch structure disposed at a lower end of the support stand, latches disposed on both sides of the electric base, and a water dripping device installed at an upper end of the bridging support stand.

Abstract: A mist humidifier includes a water supply, at least one nebulization device and at least one heater mechanism. The nebulization device nebulizes at least a portion of a flow of water from the water supply and discharges a flow of mist particles. The heater mechanism selectively heats at least a portion of the flow of mist particles.

Abstract: A sauna apparatus includes an air blower, a blow channel and a humidifier. The air blower suctions and blows air. The blow channel conveys the suctioned air and humidified air. The humidifier has a sprayer that sprays humidifying water into the air passing through the blow channel for humidification, and a spray-water droplet splitter installed in a direction to which the sprayer sprays the water for humidification. By letting the sprayed water droplets collide with the splitter, the water droplets are split into much finer water droplets.

Abstract: A humidifier includes a main body having a hollow interior, the main body including a fluid reservoir for receiving a fluid therein, wherein the fluid reservoir is formed from a material which at least one of minimizes impurities in the fluid and militates against an emergence of impurities in the fluid, and a discharge vent coupled to the main body, wherein the discharge vent includes a removable tray for receiving a fragrance therein and a compartment for receiving a heat source therein for heating the fragrance, wherein the discharge vent emits a mist to humidify the surrounding air and an aroma of the fragrance.

Abstract: An apparatus includes an ultrasonic transducer; an ultrasonic propagation medium disposed so as to fill a plane of vibration of the transducer; liquid retaining means disposed so as to be in contact with an end face of the medium; and an ultrasonic focusing reflecting mechanism disposed in an ultrasonic propagation path, thereby the apparatus attains discharging into air and atomization of the liquid by use of ultrasonic waves. Atomization efficiency is enhanced by the use of an ultrasonic reflection tube, and mist emission is carried out. Use is made of a compact liquid container equipped at its bottom with an ultrasonic transmission membrane. Various types of liquids can be atomized by changing the direction of ultrasonic course.

Abstract: A wind-water ultrasonic humidifier includes a housing, a hollow connecting portion, a water circulation system, and a power control box. The water circulation system includes an electric base, a rubber cork plugged into the top of the water circulation system and having a baffle inserted into a concave hole, a circular threaded pipe including a nebulizer and a water pump, two arc-shaped bridging support stands provided for connecting both sides of the electric base in an arc shape, a latch structure disposed at a lower end of the support stand, latches disposed on both sides of the electric base, and a water dripping device installed at an upper end of the bridging support stand.

Abstract: A water mister for a humidifier has a hollow base, a control assembly, and a diaphragm connected electrically to the control assembly. The hollow base has a tank formed therein and a heat-dissipating hole formed through the tank. The tank has a bottom and a diaphragm hole. The diaphragm hole is formed through the bottom of the tank. The control assembly has a chip. The chip is water-proof and mounted in the hollow base under and covers the heat-dissipating hole. Therefore, heat of the chip can be dissipated to the water in the tank. Because the water absorbs the heat of the chip, the heat can be dissipated quickly and efficiently.

Abstract: An ultrasonic humidifier includes a base that is formed with a recess, as well as a water tank and a mist spraying tube that are disposed on the base and that are in fluid communication with the recess. An ultrasonic oscillator is disposed in a bottom end of the recess for atomizing water in the recess. An ultraviolet light unit is disposed in said mist spraying tube.

Abstract: The present invention is directed to an ultrasonic repellent humidifier for dispersing insect repellant into the air as a micro fine repellent vapor. A repellent tank provides rhodinol and cedarwood oil based repellent to a repellent well. An ultrasonic transducer is positioned in the well beneath the level of the repellent. It vibrates, forming a repellant vapor that is drawn into a vapor duct by a forced air system and out of the unit, dispersing the repellent vapor into the surrounding air. The vibrating portion of the ultrasonic transducer that is exposed to the oil-based repellent is a ceramic material that inhibits residue from forming on the transducer that reduces its efficiency. The ceramic material may be formed on the metal case of the transducer or on the piezoelectric oscillation crystal, or it may be a separately replaceable disc.

Abstract: An environmental chamber includes an ultrasonic nebulizer assembly for controlling the relative humidity within the chamber. The ultrasonic nebulizer assembly is connected in closed-loop fluid communication with an enclosed chamber of the environmental chamber and includes an ultrasonic nebulizer module to generate water vapor that is introduced into the enclosed chamber. The ultrasonic nebulizer module is constructed to be immersed in water within the ultrasonic nebulizer assembly and is readily replaceable by the user. A nebulizer hour timer is provided to monitor the length of time of the ultrasonic nebulizer is operating to provide a precise indication to the user of how much life is left in the ultrasonic nebulizer before it needs to be replaced.

Abstract: An air humidifier including a first container and a second container that can be filled with water from the first container, an atomizer and electrodes. The second container is subdivided into a first reservoir and a second reservoir, the two reservoirs being interconnected with the interposition of a filter. Two electrodes are arranged in the first reservoir, and a component of the atomizer is arranged in the second reservoir in order to atomize the water.

Abstract: A portable humidifier includes: a bottle for storing water therein, a capillary device immersed in the bottle for capillarily absorbing water as stored in the bottle, an ultrasonic vibrator mounted on a upper portion of the bottle for normally contacting a top wick portion of the capillary device and operatively vibrating for compressing the top wick portion for ejecting water mists upwardly outwardly through a plurality of perforations formed through the vibrator, a control device formed on a top cover of the bottle for controlling the on-off operation of the vibrator, a sensor formed on the top cover for sensing the surrounding humidity for reminding the user whether to actuate the control device for humidifying the surrounding, and a light indicator for illuminating and checking water level in the bottle to remind whether to refill water into the bottle.

Abstract: A UV sterilizing humidifier includes a water box body provided with a water-storing box bored with a water inlet fixed with a first silica tube connected with one end of a glass tube having another end connected with a second silica tube, which is connected with the inlet tube of the water-storing tank of a main body. The water box body is installed with a UV sterilizing lamp positioned under the glass tube and having its circumference provided with an isolating layer for preventing UV light from transmitting to the outer environment. The water box body further has an atomization chamber for receiving atomized substance. A main body is disposed with a water-storing tank for storing a proper amount of water, an oscillator for atomizing the water inside and a detecting element for detecting the water amount therein for insuring safety of using the humidifier.

Abstract: Carburetors for attaching to fuel-burning engines are described. The carburetors generate improved engine efficiency and reduced engine emissions by improving combustion of fuel. The carburetors include a plurality of nebulizers, each of which nebulizes a thin film of fuel covering a vibrating plate. The vibrating plate vibrates at a high frequency, and this vibration ejects a fog or mist of fuel particles into an air/fuel mixture channel that passes above the nebulizers in series. Air is drawn into the air/fuel mixture channel, passes over each of the plurality of nebulizers in turn, and then passes to a nebulized fuel outlet within a Venturi narrowing of a main channel of the carburetors. The Venturi narrowing provides a reduced air pressure area that performs the function of drawing the air through the air/fuel mixture channel over the nebulizers, thus drawing out the mixed air and nebulized fuel.

Abstract: Carburetors for attaching to fuel-burning engines are described. The carburetors generate improved engine efficiency and reduced engine emissions by improving combustion of fuel. The carburetors include a plurality of nebulizers, each of which nebulizes a thin film of fuel covering a vibrating plate. The vibrating plate vibrates at a high frequency, and this vibration ejects a fog or mist of fuel particles into an air/fuel mixture channel that passes above the nebulizers in series. Air is drawn into the air/fuel mixture channel, passes over each of the plurality of nebulizers in turn, and then passes to a nebulized fuel outlet within a Venturi narrowing of a main channel of the carburetors. The Venturi narrowing provides a reduced air pressure area that performs the function of drawing the air through the air/fuel mixture channel over the nebulizers, thus drawing out the mixed air and nebulized fuel.

Abstract: Disclosed herein is a delivery system or apparatus for the production, evaporation or release and wide dispersion of volatile materials using an electromechanical transducer or electromechanical transducer, wherein the transition from droplets to the molecular level of the volatile material is assisted by an air disturbance generator. By increasing the rate of droplet disintegration and the emission or release of the volatile materials, higher detection of the less volatile components is achieved, resulting in higher volatile material concentration and improved hedonics, thus delivering an improved method of dispensing such volatile materials. The system is highly energy efficient and capable of battery operation.

Abstract: A device for mixing water and gas for drinking purposes including mixing of water and gas, in which a water supply and a gas supply end. The mixing includes a turbulence generator, having a housing containing a mixture of water and gas and a plunger with two frontal faces. The plunger and the housing can be moved relative to each other in an oscillating manner. A flow connection is provided between the two frontal faces of the plunger.

Abstract: Disclosed is a nebulizer mounted to an ultrasonic humidifier. In the nebulizer, a heat sink holder can be directly connected to one side of a bottom plate in the humidifier, by using a flange provided at the upper end portion of the heat sink holder to which a heat sink for irradiating the heat generated in a PCB outward is mounted. Further, a vibrator assembled with the heat sink can be easily separated and replaced, because the heat sink is stacked on and assembled with the heat sink holder. Furthermore, the size of the ultrasonic humidifier is reduced, because a water level sensor is assembled and integrated with the upper surface of the heat sink. Furthermore, the durability of a vibrator as well as the heat sink is improved, because the heat sink is made of brass coated with a nickel plating layer.

Abstract: A humidifier adapted to be connected directly to a faucet, thereby eliminating the need for a water storage container. The humidifier has a main body, vibrator, pipe, fan, air tunnel, drain pipe, and power source. The main body, which includes openings at different height, has a top, bottom, and sides for defining interior and exterior portions. The vibrator and pipe, which transports water from a faucet to the main body, are both secured to the main body. The fan is electrically powered by the power source and produces air flow. One side of the air tunnel allows air flow produced by the fan to enter, while the other side is connected to the main body.

Abstract: A portable humidifier comprises: a bottle for storing water therein, a capillary device immersed in the bottle for capillarily absorbing water as stored in the bottle, an ultrasonic vibrator mounted on a upper portion of the bottle for normally contacting a top wick portion of the capillary device and operatively vibrating for compressing the top wick portion for ejecting water mists upwardly outwardly through a plurality of perforations formed through the vibrator, a control device formed on a top cover of the bottle for controlling the on-off operation of the vibrator, a sensor formed on the top cover for sensing the surrounding humidity for reminding the user whether to actuate the control device for humidifying the surrounding, and a light indicator for illuminating and checking water level in the bottle to remind whether to refill water into the bottle.

Abstract: The present invention provides devices and methods for achieving mixing and gas exchange in chambers having a small volume. According to the invention a chamber includes one or more walls that are made of a gas-permeable material and that include multiple portions that are selectively deflectable into the interior of the chamber. The deflectable portions are in communication with a hollow cavity or space that can be pressurized. Pressurization results in deflection of the deflectable portion into the chamber. Pressurization is achieved using a gas or fluid that contains a gas of interest such as oxygen. The portions are deflected in a sequence that results in peristaltic action that mixes and oxygenates the contents of the chamber. In a preferred embodiment of the invention the hollow cavities are an assembly of tubes that deflect into a plurality of chambers. A particular use for the invention is as a culture vessel for cells such as bacteria.

Abstract: A humidifier that includes two water reservoir compartments connected via an opening large enough to allow exchange of water between the two compartments, and an ultraviolet lamp that irradiates on the water in the smaller of the two compartments downstream of the larger compartment.

Abstract: A humidifier which creates a visually entertaining helical flow of mist generally includes a base unit defining a reservoir for holding a quantity of water, a water tank supported on the base unit for supplying water to the reservoir, a humidification device, such as an ultrasonic transducer, in communication with the reservoir for vaporizing the water held in the reservoir to produce a mist, a vortex unit supported on the base unit and a nozzle and a vortex creator positioned in the vortex unit. The vortex unit has an opening disposed above the base unit reservoir to permit the mist produced by the humidification device to rise upwardly into the vortex unit.

Abstract: An ultrasonic solution separator including an ultrasonic atomization chamber supplied with a solution containing a target material; an ultrasonic oscillator producing mist from the solution in the ultrasonic atomization chamber with ultrasonic oscillation; a power supply for ultrasonics connected to the ultrasonic oscillator, and a collection portion transporting the mist produced by the ultrasonic oscillator with a carrier gas and aggregating and collecting the mist included in the carrier gas. The power supply supplying high-frequency power to the ultrasonic oscillator so that the ultrasonic oscillator oscillates at an ultrasonic frequency. The ultrasonic separator aggregates and collects the mist produced in the ultrasonic atomization chamber by means of the collection portion. With this ultrasonic solution separator, the temperature of carrier gas in the ultrasonic atomization chamber is at least 5° C. higher than the carrier gas in the collection portion.

Abstract: A humidifier which creates a visually entertaining helical flow of mist generally includes a base unit defining a reservoir for holding a quantity of water, a water tank supported on the base unit for supplying water to the reservoir, a humidification device, such as an ultrasonic transducer, in communication with the reservoir for vaporizing the water held in the reservoir to produce a mist, a vortex unit supported on the base unit and a nozzle and a vortex creator positioned in the vortex unit. The vortex unit has an opening disposed above the base unit reservoir to permit the mist produced by the humidification device to rise upwardly into the vortex unit.

Abstract: An atomization device having a safety protection device and a control circuit includes: a main body, a water tank in which an inspection device component is provided, and an atomization room designed in the main body, under the atomization room an atomization groove with a safety protection device is designed for the safety of user. The safety protection device is equipped with a shell comprising upper and lower covers. A nebulizer is placed in the shell, and protective panel is designed under the nebulizer. The protective panel will be combined well with a ring-shaped cover to separate the protective panel from the nebulizer properly.

Abstract: A fuel processing device (2) is provided that produces fuel aerosol particles (5) that when mixed with combustion air, reduces or eliminates detonation (knock) in internal combustion engines, reducing fuel octane requirements and improving burning characteristics of the fuel. The device includes an adapter (10) between fuel injector (12) and port (14) for the fuel injector, the adapter being of a hollow cylindrical configuration. A plurality of plates (46) are disposed in the adapter, plates (46) provided with a central opening (50), with radially extending slots (52) extending away from the central opening (50). Each slot has one edge configured with a vane (56) that creates turbulence in the air/fuel mix passing through the adapter so that larger droplets are broken up into smaller droplets until an optimum droplet size is reached.

Abstract: The present invention provides systems and methods for delivering a controlled amount of scent to a target user. Such methods and systems will preferably provide carefully direct boluses or streams of scent(s) to a single or small group of individual(s) using a bolus generator so as to avoid cross-contamination of scents with other persons and other locations. The present invention preferably delivers the bolus of scent as an air ring. The scented air ring moves through the air between the scent generating device directly to the user as a cohesive unit of air. This phenomenon is similar to a “smoke ring” exhaled by a smoker. The scent ring can be directed with accuracy to a localized target as small as the nose of a single user, such that the entire dosage can be delivered to only the user's direct vicinity. Such targeted delivery minimizes the amount of scent that must be delivered to achieve a desired level of scenting at the target location.

Abstract: A humidifier meters water into a chamber in which it is subjected to ultraviolet light for a predetermined period of time sufficient to destroy microorganisms whereupon the static quantity of water is transferred to a water dispersing unit which discharges the decontaminated water in a finely divided form into the environment.

Abstract: A gas charging unit for adding gas to a liquid polyurethane component, in particular a filler-laden polyurethane component of a polyurethane injection molding unit, includes a mixing vessel having an inlet opening and receiving a liquid polyurethane component via the inlet opening. Arranged in the mixing vessel in alignment with the inlet opening and axially adjustable in relation to the inlet opening is at least one movable mixing element to mix the polyurethane component fed into the mixing vessel with gas injected into the polyurethane component via a nozzle.

Abstract: The invention is directed to an evaporative cooling device including a stand-alone housing that is not connected to any structure. The housing is multi-sided and evaporative pads are placed inside the opening of each of the multi-sides. An electric centrifugal blower is placed inside the housing to draw air through all of the evaporative pads and the to discharge the same in a vertical direction through an opening in a top cover. The top cover has a directional spout placed over the opening to direct air in multi-adjusted directions. The cooling device is intended to be used in wide open playing or open fields or in open sided warehouses or work stations. A smaller size is intended to be used in semi-confined areas such as verandas, patios, lanais, porches etc. A flexible air duct can be attached to the spout so a to temporarily deliver cooled air to a confined spaces such as attics in a house.

Abstract: A vaporizer includes a case covered with a cover, and a vibrator. The case is divided into a liquid room and an air room. The liquid room has a protruding round member formed in the bottom, and the protruding round room has a center hole for receiving the vibrator from under. The vibrator is connected to a logic circuit and a drive circuit, including an alloy member, a conductive disc, a spring pushing against the conductive disc, an insulating sleeve receiving the spring, a metallic base receiving the insulating sleeve and having heat releasing leaves, then the vibrator receives high frequency vibration signals to produce high frequency vibration for dissolving water into water molecules to flow out of an air outlet of the cover by an exhausting fan in the air room. Thus the vaporizer makes vapor.

Abstract: A humidifier meters water into a chamber in which it is subjected to ultraviolet light for a predetermined period of time sufficient to destroy microorganisms whereupon the static quantity of water is transferred to a water dispersing unit which discharges the decontaminated water in a finely divided form into the environment.

Abstract: The invention is a method and apparatus for generating vortex rings in a fluid medium. The apparatus is immersed in a body of water, and an air pump feeds gas in the form of air directly into the base of the apparatus through a gas inlet or the gas is provided from a container with a finite quantity of gas. A nozzle extends from the gas inlet to a pocket located on an underside of a lever. As air is pumped into the pocket, the air forms a single bubble, and when the force of the air mass exceeds the weight of the lever, the lever rises and the air mass travels as a cohesive unit to an exit nozzle. When the lever reaches the maximum height displacement defined by a resilient upper stop, the air exits the lever through a nozzle and forms a vortex ring.

Abstract: An ultrasonic fog generator creates a fog of a liquid such as water. The visual appearance of the fog may be altered such as by being illuminated by one or more lights having one or more colors. Further, the fog may be used to deliver pharmaceuticals to one or both of the lungs of a patient.

Abstract: Disclosed is a combined humidifier for improving sanitary conditions, which is capable of completely sterilizing bacteria contained in moisture provided to the atmosphere in the form of a cool mist, which is capable of widely spreading the moisture in the air so as to smoothly control the humidity of the atmosphere, by instantaneously evaporating sprayed water during compulsory exhaust of the water with the aid of a blower after spraying water as a mist due to operation of an ultrasonic oscillator, wherein an evaporator having pluralities of radiating plates is installed in a passage for guiding water within the humidifier.

Abstract: The present invention provides systems and methods for delivering a controlled amount of scent to a target user. Such methods and systems will preferably provide carefully direct boluses or streams of scent(s) to a single or small group of individual(s) using a bolus generator so as to avoid cross-contamination of scents with other persons and other locations. The present invention preferably delivers the bolus of scent as an air ring. The scented air ring moves through the air between the scent generating device directly to the user as a cohesive unit of air. This phenomenon is similar to a “smoke ring” exhaled by a smoker. The scent ring can be directed with accuracy to a localized target as small as the nose of a single user, such that the entire dosage can be delivered to only the user's direct vicinity. Such targeted delivery minimizes the amount of scent that must be delivered to achieve a desired level of scenting at the target location.

Abstract: In a fuel-air mixture device, downstream of a throttle (4) and a fuel introduction device, a block (51) is provided across the primary air passage (2). The block has a plurality of passageways (54) through it for air flow towards an inlet manifold. These improve mixture of the fuel and air.

Abstract: A heated water mist therapy appliance generates temperature controlled therapeutic mist by applying ultrasonic vibration to temperature controlled (heated) water. The resulting heated water mist may be applied to the skin of the feet or diverted into a flexible conduit for application to other parts of the body. In some embodiments of the appliance, the user may control the temperature of the water used to make the mist, thereby controlling the temperature of the therapy. The user also controls the volume of water mist/air mixture by adjusting the speed of a fan. The appliance may include an ionizing electrode to enhance the ionic content of the water mist/air mixture.

Abstract: The invention is a method and apparatus for generating vortex rings in a fluid medium. The apparatus is immersed in a body of water, and an air pump feeds gas in the form of air directly into the base of the apparatus through a gas inlet or the gas is provided from a container with a finite quantity of gas. A nozzle extends from the gas inlet to a pocket located on an underside of a lever. As air is pumped into the pocket, the air forms a single bubble, and when the force of the air mass exceeds the weight of the lever, the lever rises and the air mass travels as a cohesive unit to an exit nozzle. When the lever reaches the maximum height displacement defined by a resilient upper stop, the air exits the lever through a nozzle and forms a vortex ring.

Abstract: A fuel processing device is provided that produces properly sized fuel aerosol particles that when mixed with combustion air, reduces or eliminates detonation (knock) in internal combustion engines thus reducing fuel octane requirements for engines of a given compression ratio. The device includes an adapter between a fuel injector and a port for the fuel injector, the adapter being generally of a hollow cylindrical configuration. A plurality of plates are disposed in the adapter, the plates provided with a central opening, with radially extending slots extending away from the central opening. Each slot has one edge configured with a vane that creates turbulence in the air/fuel mix passing through the adapter so that larger droplets are broken up into smaller droplets until an optimum droplet size is reached.

Abstract: One aspect of the present invention is directed to an ultrasonic nebulizer for use in a portable and collapsible cleaning and refreshing apparatus for treating fabric garments. The ultrasonic nebulizer contains a housing, the housing being divided into at leant two compartments by a membrane, preferably made out of a flexible film, more preferably made out of an inox film, such that at least one compartment is liquid and vapor tight, the nebulizer further comprising at least one piezoelectric vibrator for ultrasonic wave generation and located in the liquid and vapor sight compartment, a high-frequency generator for exciting the piezoelectric vibrator, wherein the liquid or gel medium is heated by a built-in heating device to a temperature of at least 30° C., preferably at least 40° C., more preferably at least 50° C.

Abstract: One or more aerators move below an area of an assembly of immersed filtering membranes to be aerated. The movement can take various forms including the sweep of a pendulum. Positions in the assembly of membranes may be alternately aerated for a period of time and then not aerated for a period of time.

Abstract: A humidifier meters water into a chamber in which it is subjected to ultraviolet light for a predetermined period of time sufficient to destroy microorganisms whereupon the static quantity of water is transferred to a water dispersing unit which discharges the decontaminated water in a finely divided form into the environment.

Abstract: A homogeneous foam is obtained by providing a plate formed with numerous capillary tubes which divide a gas stream into elementary gas components spaced equidistantly from one another upon entering a foaming composition. The gas stream is controllably interrupted to obtain a succession of gas doses supplied to the plate in a time and pressure-controlled manner; the plate is controllably displaced to allow gas bubbles to separate from the plate between consecutive gas doses.

Abstract: A sludge digester comprises a mixing tank providing an integral ceiling, interior wall surface and a floor surface. A vertical beam supports a mixing device engaged for movement along the vertical beam. A plurality of sparger jets protrudes from the wall surface for delivering an oxygen gas flow directly into the interior of the sludge. A second plurality of sparger jets terminates at the mixing tank floor surface for delivering oxygen gas into the mixing tank and a plurality of bubbling diffusers protrudes upwardly from the floor surface for delivering further oxygen gas flow into the mixing tank.

Abstract: The present invention provides systems and methods for delivering a controlled amount of scent to a target user. Such methods and systems will preferably provide carefully direct boluses or streams of scent(s) to a single or small group of individual(s) using a bolus generator so as to avoid cross-contamination of scents with other persons and other locations. The present invention preferably delivers the bolus of scent as an air ring. The scented air ring moves through the air between the scent generating device directly to the user as a cohesive unit of air. This phenomenon is similar to a “smoke ring” exhaled by a smoker. The scent ring can be directed with accuracy to a localized target as small as the nose of a single user, such that the entire dosage can be delivered to only the user's direct vicinity. Such targeted delivery minimizes the amount of scent that must be delivered to achieve a desired level of scenting at the target location.

Abstract: Disclosed is a combined humidifier for improving sanitary conditions, which is capable of completely sterilizing bacteria contained in moisture provided to the atmosphere in the form of a cool mist, which is capable of widely spreading the moisture in the air so as to smoothly control the humidity of the atmosphere, by instantaneously evaporating sprayed water during compulsory exhaust of the water with the aid of a blower after spraying water as a mist due to operation of an ultrasonic oscillator, wherein an evaporator having pluralities of radiating plates is installed in a passage for guiding water within the humidifier.

Abstract: A humidifier apparatus has a source of water such as a tank, joined through an inlet valve to a manifold providing water flow from the inlet valve to a vent stack and a mist stack. The stacks extend upwardly from the manifold and are positioned for sharing a common water level. Both stacks are open at their top. An ultrasonic mist generator is positioned below the mist stack and is enabled for generating a mist within the mist stack. The vent stack provides a water sensor enabled for detecting a preferred water level in the vent and mist stacks and for controlling the inlet valve to maintain this preferred water level.

Abstract: An ultrasonic fog generator creates a fog of a liquid such as water. The visual appearance of the fog may be altered such as by being illuminated by one or more lights having one or more colors. Further, the fog may be used to deliver pharmaceuticals to one or both of the lungs of a patient.