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Class 422/121 - With means exposing gas to electromagnetic wave energy or corpuscular radiation


Subclass of Class 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing
Definition: Apparatus having means for exposing the gas to electromagnetic
No. of patents: 334
Last issue date: 01/24/2012


1                  
NumberTitleIssue Date
8101127Fluid disinfection apparatus
A fluid disinfection module (10) comprises a first housing (12) and a second housing (20) arranged in spaced-apart relationship to each other. The first housing (12) includes tubular support members (28) and (28a) ext...
01/24/2012
8038949Ultraviolet germicidal irradiation system
A modular germicidal light grid system for use inside an air treatment apparatus that has a plenum in which a stream of air is enclosed. The system comprises at least one elongate member and at least one lamp assembly. Each lamp assembly comprises a housing defining...
10/18/2011
7947228Device for disinfecting water by means of ultraviolet radiation
An ultraviolet wastewater or water treatment system is described and comprises a plurality of ultraviolet lamps where each lamp includes a protective cladding and where the ultraviolet lamps are disposed in vertical modules that form a bank of ultraviolet lamps. A s...
05/24/2011
7875247UV flux multiplication system for sterilizing air, medical devices and other materials
An ultraviolet flux multiplying air sterilization chamber comprises inner surfaces having a diffuse reflective behavior. The sterilization chamber includes an inlet aperture and an outlet aperture for air to flow through said chamber and a light source emitting an u...
01/25/2011
7767158Surface light-emitting device, filtering device using same, and optically assisted ceramic filter
A surface light-emitting device having a surface emitter for emitting visible light or ultraviolet light by electroluminescence also has multiple through-holes that define fluid channels for fluid flow in a direction orthogonal to the surface of the surface emitter....
08/03/2010
7763212Ceiling lighting fixture with UV-C air sterilization
An UV-C air sterilizer with an optional visible light provides effective air sterilization through the use of a relatively low intensity UV-C radiation field external of the fixture and the continuous circulation of a mixture of treated and untreated air. Methods ar...
07/27/2010
7754157Humidifier
The present invention provides a humidifier capable of removing microorganisms without using electric power. The humidifier includes a reservoir; a humidification system including a humidification filter arranged such that at least part thereof is immersed in water ...
07/13/2010
7674436Portable indoor air purification system
An indoor air purification system and method of same includes a case which removably attaches to an exhaust of cleaning equipment. An air purification chamber housed within the case includes an intake and exhaust wall and side walls, including a first side wall havi...
03/09/2010
7597856Adjustable UV air purifier
An enclosure covers a UV lamp and has a mechanically-adjustable opening for changing an amount of the UV radiation being emitted from the enclosure, and an ozone-creating passageway receives the radiation being emitted from the enclosure. A method includes producing...
10/06/2009
7553456Organism growth suppression using ultraviolet radiation
A solution for suppressing organism growth using ultraviolet radiation generated by solid state ultraviolet radiation emitters, such as ultraviolet diodes is provided. The invention includes a connection structure that includes a plurality of solid state ultraviolet...
06/30/2009
7531141Mobile air decontamination and purification unit
A variety of transportable air treatment system improvements are described. In one aspect of the invention, the system is designed to significantly reduce the noise generated during operation. In another aspect, an easily removable cooling unit is provided. In still...
05/12/2009
7438870Air cleaner
An air cleaning device includes a bulb-shaped casing provided at one end with an attached portion to be attached an attaching portion and connected to a commercial power source and at the other end with an outlet, an ozone generator accommodated in the casing and an...
10/21/2008
7435576Filter snapper
A device for applying an axial compressive force to a fluid contamination detection system comprising a cup joined by a frangible connection to a filter ring, the force being sufficient to break the frangible connection and collapse a portion of the ring into the cu...
10/14/2008
7421851Appliance for disinfection of HVAC systems
An application and method for disinfecting HVAC systems that includes features for protecting service personnel from unintended exposure to ultraviolet radiation. The safeguards include an interlock that prevents illumination of germicidal lamps when their enclosure...
09/09/2008
7419642Fluid disinfection apparatus
An air disinfection module for use in a HVAC system comprises a first and second housing, each of the housings including at least one support member adjustably coupled with the other to form a framework for varying the lateral distance between the first and second h...
09/02/2008
7407633Method and apparatus for air treatment
A method and apparatus is described for neutralizing airborne pathogens in ventilated air, and in heating or air conditioning systems. The pathogen neutralization system is effective against a wide spectrum of pathogens, it incorporates commercially available compon...
08/05/2008
7407624Method for abatement of allergens, pathogens and volatile organic compounds
The present invention pertains to methods utilizing ozone treatment for abating allergens, pathogens, odors, and volatile organic compounds. The methods can be employed to abate pollutants, bacteria, viruses, mold, dander, funguses, dust mites, animal and smoke odor...
08/05/2008
7381245System for influencing and treating the air of at least one room
An arrangement for treating room air has a first air quality sensor in an external air conduit of an air conditioning device. An ionization apparatus, an ozone sensor, an air humidity sensor, an airflow sensor, and at least one air temperature adjusting device are a...
06/03/2008
7378064Indoor air quality module with safety switches to deactivate ultraviolet light
An indoor air quality module includes an ultraviolet light source located between two titanium dioxide coated honeycombs. Photons of ultraviolet light are absorbed by the titanium dioxide coating to form reactive hydroxyl radicals that attack and oxidize contaminant...
05/27/2008
7372044UV sterilization of user interface fomites
Techniques for sterilizing a fomite are disclosed. A UV sterilization apparatus includes a housing for enveloping a fomite inside the housing. The housing is composed of a material that prevents transmission of electromagnetic radiation in the ultraviolet range. Att...
05/13/2008
7364710System for decomposing organic compound
A system for decomposing a liquid or gaseous organic compound comprises a ultraviolet decomposition unit and an intermediate product treatment apparatus. The ultraviolet decomposition unit decomposes an organic compound contained in polluted liquid or polluted gas b...
04/29/2008
7364605Photo-electronic air purifying disinfector
A photo-electronic air purifying disinfector firstly filters out airborne impurities using a washable filter screen. It then utilizes an activated carbon filter to filter out airborne bacteria and germs. The bacteria and germs which are capable of passing through th...
04/29/2008
7365369Nitride semiconductor device
A nitride semiconductor device used chiefly as an LD and an LED element. In order to improve the output and to decrease Vf, the device is given either a three-layer structure in which a nitride semiconductor layer doped with n-type impurities serving as an n-type co...
04/29/2008
7361212Electrostatic precipitator
An electrostatic precipitator is detailed. The precipitator includes a conduit for the passage of particles in an air flow and a generator of an electrostatic field substantially orthogonal to the air flow, and an ion supply, capable of charging the particles, in wh...
04/22/2008
7354175Environmentally resistant germicidal system
Apparatus and methods for an environmentally resistant germicidal lamp are disclosed. A cover may have a material resistant to at least one of dripping, light splashing, light spraying of liquid and condensation. The cover may have a first section having an opening ...
04/08/2008
7347888Air purifier
An air purifier is disclosed having an electrostatic chamber and a germicidal chamber, wherein the two chambers are distinct and there is no air flow communication between the electrostatic and germicidal chambers. ...
03/25/2008
7338181Eye protecting table lamp having an air purification function
An air purification apparatus and an illuminating apparatus which provide an eye protecting table lamp that emits gentle light and has an air purification function. The eye protecting table lamp comprises a lamp body unit, a lamp base unit, a focus lamp unit and an ...
03/04/2008
7332124Ultraviolet device
A socket for a lamp comprising housing; a lamp holder displaceable relative said housing between an engaged and disengaged position; power cord associated with one of said housing; a lamp holder for powering said lamp in said engaged position; inhibiting displacemen...
02/19/2008
7329313Air cleaner
An air cleaner includes a housing, a filter, a photocatalyst reaction unit which can form spiral a air flow, a forced convection device, and an electrocircuit controller. The forced convection device is located between the filter and the photocatalyst reaction unit....
02/12/2008
7326387Air decontamination devices
Air decontamination devices in one example include a filter directly exposed to ultraviolet (“UV”) radiation on an upstream side and a downstream side. Ozone may be provided to permeate the filter, as well. Reflectors may be provided to reflect UV radiation emit...
02/05/2008
7326388Indoor air quality module with pivotal inner compartment for servicability of module components
An indoor air quality module includes an ultraviolet light source located between two titanium dioxide coated honeycombs. Photons of ultraviolet light are absorbed by the titanium dioxide coating to form reactive hydroxyl radicals that attack and oxidize contaminant...
02/05/2008
7323137Air sterilizing system
A system for sterilizing air includes an air duct for flowing the air therethrough. A first electron beam generator is positioned relative to the duct for irradiating the air flowing therethrough with a first electron beam. The first electron beam for disabling micr...
01/29/2008
7323146Air purifier
An air purifier provides various air purification functions relating to various environmental conditions by increasing a purification function relative to specific contaminants through replacement of a filter based on the environment to be purified. The air purifier...
01/29/2008
7323065UV irradiation for surface cleaning
There are disclosed methods of controlling the presence of surface and airborne microorganisms in an air handler. The method may comprise: energizing a germicidal lamp to emit distributed UVC radiation; positioning the germicidal lamp in proximity to the heat transf...
01/29/2008
RE40022Germicidal lamp for harsh environments
A germicidal lamp for harsh environments is disclosed. The germicidal lamp is suited for outdoor installation on an HVAC system or related components. The germicidal lamp is made from materials resistant to splashing water, etc., and includes plural seals to protect...
01/22/2008
7317193Ultraviolet radiation water disinfecting device
An ultraviolet water treatment system is provided for treating water moving through a treatment area in a direction D. The system includes a series of ultraviolet modules disposed in side-by-side relationship in the treatment area. Each module includes an ultraviole...
01/08/2008
7309024Wick assembly for dispensing a volatile liquid from a container and method of assembling same
An interference fit assembly comprises a wick constructed of a porous polymer and a wall constructed of a polymer for interference engagement with the wick. The wick has a weight of 3.3 grams. ...
12/18/2007
7307704Light delivery control system and method
A system and method that redistributes light from a light source. The controller can redistribute light to make an irradiance profile of the light source more uniform or make the irradiance profile match a fluid flow profile. The irradiance profile may be controlled...
12/11/2007
7303612UV reflective cavity and method of providing same
A UV reflective cavity may be provided in a duct by attaching a plurality of tiles to the interior surface of the duct, each of the tiles having UV reflective surface. ...
12/04/2007
7300634Photocatalytic process
A photocatalytic cleaner for air or water includes a photocatalytic material coating a substrate. An anode, positioned a predetermined distance from the substrate, includes a phosphor that emits ultraviolet light in response to bombardment by electrons from a field ...
11/27/2007
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