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| Number | Title | Issue Date |
| 7826725 | Water level sensor for steam humidifier A water level sensor for a steam humidifier. The water level sensor includes a plurality of conductive probes, where the plurality of conductive probes includes at least one common probe and a plurality of water level probes. Each of the conductive probes are separa... | 11/02/2010 |
| 7362964 | Humidifier with ultraviolet lamp 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 l... | 04/22/2008 |
| 7335157 | Humidifier module A humidifier module for use with a thermal support apparatus including an air passageway includes a water reservoir and a vapor chamber. A heater is associated with the vapor chamber to generate vapor to humidify air in the air passageway. The humidifier module is m... | 02/26/2008 |
| 7213541 | Steam generating method and apparatus for simulation test chambers A method and apparatus for providing steam for a test chamber is provided. The apparatus includes a heating element contained within a vessel which is fluid communication with an exterior reservoir wherein the heating element provides heat to generate steam from the... | 05/08/2007 |
| 7189372 | Dissapating method and device and dissipating device for volatile components A method of diffusing a volatile component comprising mixing a volatile component from a volatile substance with air having a relative humidity of 70% or higher and diffusing the mixed vapor. A device for diffusing a volatile component comprises a volatile component... | 03/13/2007 |
| 7003215 | Vapor flow controller A vapor flow controller apparatus for delivery of chemical reagent vapors from a liquid phase source material is provided which includes a source container containing the liquid phase source material, a pump to transport the liquid phase source material to a vaporiz... | 02/21/2006 |
| 6997183 | Breathing gas humidifier system for a patient A breathing gas humidifier system for a patient includes a replaceable, closed water reservoir (1) with stable pressure, provided for receiving a water reserve for the breathing gas humidifier system. An intermediate storage unit (4) with water is clos... | 02/14/2006 |
| 6945519 | Microorganism-resistant humidifier A humidifier has a first sealable reservoir feeding water to a second reservoir communicating with ambient atmosphere. A blower is adapted to blow a stream of air through the humidifier to ambient atmosphere, such that the stream of air picks up water vapor from any... | 09/20/2005 |
| 6943566 | Method and device for measuring levels A sensor is applied to the wall of a container or is integrated into the wall. An alternating voltage is applied to the sensor in order to measure the level of the contents of the container, the capacitance or the electrical field produced being a measure for the fi... | 09/13/2005 |
| 6577815 | Steam generating device for use in sauna A steam generating device includes a main body in which a tank is received. Two end plates of the body each have an extension portion from a top edge thereof and two notches are defined in two sides of each of the extension portions so that two side panel... | 06/10/2003 |
| 6510280 | Structure of steamer An improved steamer (second application) has properties of small volume, no need of change water, fast speed of steam generation, save power, and essence therapy. The steamer includes a main body, a filter, a steam supply unit, and a control unit. Water i... | 01/21/2003 |
| 6228175 | Apparatus for generating a wet oxygen stream for a semiconductor processing furnace Apparatus for producing a wet oxygen stream for a semiconductor furnace to form oxide layers on silicon wafers. A quartz vessel with quartz chips is heated to 450° C. and a mixture of water and oxygen is introduced at the bottom of the vessel. Vaporizati... | 05/08/2001 |
| 6115539 | Module for producing hot humid air for a proofing or holding chamber A module adapted to generate a controllable volume of steam for humidifying an air stream. The module includes a generally rectangular tank transversely divided by a barrier wall into a water reservoir section and a steam generating section. The longitudi... | 09/05/2000 |
| 6078729 | Foam, drain and fill control system for humidifier The control system for a humidifier, which is part of a heat, ventilation or air conditioning HVAC system, detects the level of water and generates control signals by detecting the capacitance of the water in the humidifier. These control signals are used... | 06/20/2000 |
| 6031968 | Humidifying system with a filling level control for the liquid to be evaporated A humidifying system particularly for incubators and a process for humidifying incubators is disclosed. The system includes a float valve with a sleeve-shaped float housing with a float body axially displaceable therein as well as a throttle valve influen... | 02/29/2000 |
| 5815637 | Humidifier for control of semi-conductor manufacturing environments The humidifier for controlling humidity in a semi-conductor manufacturing environment provides a trickle water refill level control system for maintaining an accurate flow of refill water into the humidifier water tank. A water supply provides a substanti... | 09/29/1998 |
| 5809210 | Phosphorescent humidifiers and vaporizers A phosphorescent assembly for humidifiers and vaporizers that enables the vaporizers and humidifiers to be easily seen in dark or dimly lit areas. The presently preferred embodiment of the invention provides for the water reservoir in both the humidifiers... | 09/15/1998 |
| 5758018 | Power steam humidifier A power humidifier which supplies steam humidity to the air flow of a furnace system. Heater elements within a water reservoir heat the water to create steam supplied to the air flow. The humidifier is controlled by a microprocessor to ensure efficient op... | 05/26/1998 |
| 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 circuit connected to the heat sensor and inlet. The lower ... | 05/19/1998 |
| 5719990 | Hot water and electricity generator A hot water and electricity generator including a casing having a water inlet provided with a float ball valve, an engine arranged within the casing and having an exhaust pipe, a power generator drivingly connected with the engine, a pump drivingly connec... | 02/17/1998 |
| 5693270 | Method of making humidifiers and vaporizers A phosphorescent assembly for humidifiers and vaporizers that enables the vaporizers and humidifiers to be easily seen in dark or dimly lit areas. The presently preferred embodiment of the invention provides for the water reservoir in both the humidifiers... | 12/02/1997 |
| 5563981 | Electric glass incense burner structure and heat conducting device thereof An improved electric glass incense burner structure having a heat conducting device, wherein on a lid thereof perfume emitting holes and a spherical knob are provided. The burner housing on its wall a pair of protruding pillars for supporting a clamping s... | 10/08/1996 |
| 5537508 | Method and dry vapor generator channel assembly for conveying a liquid from a liquid source to a liquid vaporizer with minimal liquid stagnation An apparatus for generating dry vapor includes a manifold assembly with a channel for conveying a liquid from a liquid source. A vessel for holding the liquid is secured to the manifold assembly and includes a fill tube connected to receive liquid from th... | 07/16/1996 |
| 5388179 | Float switch for preventing damage to the electric water heater element A device is provided for protecting a heating element in an electric water heater which consists of a sensor for sensing a predetermined amount of water that has entered the electric water heater and an electric circuit with a relay controlled by the sens... | 02/07/1995 |
| 5361322 | Ejector tube humidifier for blowerless mixing of air and steam A portable warm air humidifier for delivery to a room a steam air mixture of uniform moisture and at a temperature that does not cause sensation of pain. A steam ejector is used to mix the steam from an evaporation chamber with the air entering the humidi... | 11/01/1994 |
| 5348623 | Water heating and distilling apparatus An automatic water heating and distilling apparatus is provided having a hot water reservoir, an evaporator tank, a condenser, a distilled water reservoir and a control mechanism. Water is boiled within the evaporator tank generating steam which is conden... | 09/20/1994 |
| 5313550 | Steam humidifier with modular construction and electrodes to generate steam An electric steam humidifier of the type which includes electrodes (58, 59) immersed in a tank containing water (5) includes an upper portion (10) consisting of a housing (3) closed by a cover (2), a lower portion (11) consisting of a housing (6) placed o... | 05/17/1994 |
| 5307440 | Electrically heated steam generator with a proportionally controlled steam and power take-off for supplying steam and electric power to an external user A steam generator for domestic and industrial use, of the type which has a boiler (5) provided with a resistance heater element (17) and a steam and energy take-off unit (10) for supplying steam and electrical power to an external user item, such as a smo... | 04/26/1994 |
| 5286351 | Water distilling method A water distiller is provided which is used in conjunction with a hot water heater where normally wasted energy is used to preheat the hot water heater inlet. The distiller includes a heat storage tank, an evaporator tank having a water inlet, a heater an... | 02/15/1994 |
| 5278937 | Humidifier especially suitable for aircraft air conditioning system A steam generator for the humidifier of an air conditioning system, especially an aircraft air conditioner system, is connected by a duct to a dilution cone located inside an air flow duct (4) of the humidifier. A container (21) has an opening (22) for en... | 01/11/1994 |
| 5256382 | Vapor-heated chamber Heating apparatus comprises a chamber (10) in which articles to be heated (e.g. sterilized) are located via a door (16) and which can be filled with a blanket of dense hot organic vapor during a heating phase. The liquid which creates the vapor blanket is... | 10/26/1993 |
| 5140667 | Electric steam humidifier for mounting on the horizontal bottom wall or vertical side wall of an air duct of a forced air furnace An electric steam humidifier having a water reservoir configured substantially as a right triangle, wherein the hypotenuse side of the reservoir can be selectively mounted on the exterior surface of the bottom wall and exterior surface of the vertical wal... | 08/18/1992 |
| 5110418 | Water distiller having a heating element with temperature sensing and control elements A water distiller has a steam chamber that includes a tray for containing water to be distilled. Water is conveyed from a source to the tray for distillation. A valve operates in an open position to convey water to the tray and a closed position to block ... | 05/05/1992 |
| 5023926 | Steam generator for steam baths A steam generator (1) for steam baths, in particular steam cubicles, with a column-shaped housing (2) has an electrically heatable water bath (3) acted upon by air in operation, so that the air surrounding the housing (2) is sucked through a ventilator (4... | 06/11/1991 |
| 4978833 | Hot water dispenser having improved water temperature control system A hot water dispenser includes a hot water reservoir, a user-actuated faucet for drawing hot water from an outlet zone near the top of the reservoir, and a solenoid-actuated valve for admitting unheated water to an inlet zone at the bottom of the reservoi... | 12/18/1990 |
| 4851644 | Electric combination oven A combination steam and dry oven has an integral boiler that is located inside the oven cavity. The combination oven can be operated as a forced-air convection oven, a forced convection oven circulating superheated steam, or a steamer near the boiling tem... | 07/25/1989 |
| 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 air furnace casing, a radiator anchored to the warm air fu... | 05/02/1989 |
| 4764661 | Air humidifier An air humidifier used for regulating humidity in indoor spaces, such as residential flats, and in which the humidity has been produced by vaporizing water in a vaporizer. The problem in existing air humidifiers is the constant need to add water and the n... | 08/16/1988 |
| 4705936 | Electronically controlled electric steam humidifier An electronic steam humidifier includes a reservoir drawer having boiling electrodes submerged in water provided by a solenoid fill valve energized by a dual reference level current start-up circuit which is responsive to the current flow through the wate... | 11/10/1987 |
| 4697735 | Humidifying hot water heater A humidification system for a building utilizing a hot water heating tank within which is mounted a plenum chamber. Hot water from the tank is directed into the plenum chamber in controlled quantities and is agitated as controlled by a humidistat within t... | 10/06/1987 |
