Class / Patent application number | Description | Number of patent applications / Date published |
250436000 | Flow-enclosed radiation source | 37 |
20080224066 | Modular, High Volume, High Pressure Liquid Disinfection Using Uv Radiation - A device for exposure of a fluid to radiation comprising a tube ( | 09-18-2008 |
20080315116 | Optical UV lamp-on indicator - An observable optical lamp status display system is provided for an ultraviolet irradiation lamp concealed from view. An external lamp status display panel that is within the field of view of an observer registers the operating status of each ultraviolet light irradiation lamp in an array of irradiation lamps. A separate fiberoptic lamp status display filament extends between each ultraviolet radiation lamps and the display panel. The lamp status display filament has a first end terminated in optical communication with the ultraviolet lamp and an opposite end that terminates at an optical sensor in the lamp status display panel. An observer can determine whether or not a lamp is operating simply by observing the output of the optical sensor in the display panel for each lamp operated. | 12-25-2008 |
20090101835 | EXCIMER RADIATION LALMP ASSEMBLY, AND SOURCE MODULE AND FLUID TREATMENT SYSTEM CONTAINING SAME - There is described an excimer radiation lamp assembly. The lamp assembly comprises: an elongate member having an annular cross-section to define an elongate passageway aligned with a longitudinal axis of the lamp assembly; an electrode element in electrical connection with at least a portion of the elongate passageway; and a cooling element disposed in the elongate passageway, the cooling element being electrically isolated with respect to the electrode element. | 04-23-2009 |
20090294688 | Ultraviolet Radiation Treatment System - Apparatus for treating a fluid with UV light which comprises or includes apparatus to confine a flow path of the fluid to be treated between an inner boundary defining tube (“inner tube”) transparent to the UV light and an outer boundary defining tube (“outer tube”) transparent to the UV light, and a UV light emitting device interiorly of the inner tube, and at least one UV light emitting device from outside of the outer tube. | 12-03-2009 |
20090294689 | FLUID TREATMENT SYSTEM - There is described a fluid treatment system which may which may be used with radiation sources that do not require a protective sleeve—e.g., excimer radiation sources. An advantage of the present fluid system treatment is that the radiation sources may be removed from the fluid treatment zone without necessarily having to shut down the fluid treatment system, remove the fluid, break the seals which retain fluid tightness, replace/service radiation source and than reverse the steps. Instead, the present fluid treatment system allows for service/replacement of the radiation sources in the fluid treatment zone during operation of the fluid treatment system. | 12-03-2009 |
20100108906 | RADIOPHARMACEUTICAL PURIFICATION - An improved method and apparatus for radiopharmaceutical purification, the apparatus including a chromatographic separating device, a UV-absorption detector, a radioactivity detector and a collection container having a collection inlet valve located at a collection location. Propagation times of eluent between the UV-absorption detector and the radiation detector, as well as between one or both of the detectors and the collection inlet valve, are determined. UV-absorption and radiation data from the detectors are monitored, and an appropriate time period during which the collection valve should be opened is established. Preferably, monitoring and operation of the apparatus is under control of a computer. A user interface display may be provided to enable an operator to monitor the purification process, and to intervene as required and/or appropriate. | 05-06-2010 |
20100200769 | DRINKING WATER SERVER - The invention presents a drinking water server having a configuration capable of suppressing generation of bacteria in a cold water tank, in a cold water pour tube, and in a pour valve. | 08-12-2010 |
20100264329 | METHOD AND APPARATUS FOR LIQUID DISINFECTION USING LIGHT TRANSPARENT CONDUIT - Some demonstrative embodiments of the invention include an illumination-based liquid disinfection device. The disinfection device may include, for example, a light transparent conduit to carry a flowing liquid to be disinfected, the conduit having an inlet to receive the liquid and an outlet to discharge the liquid, a substantially light transparent sleeve having external dimensions smaller than the internal dimensions of the conduit, the sleeve positioned within the conduit substantially perpendicular to the axis of symmetry of the conduit and a light source positioned within the sleeve. | 10-21-2010 |
20110024646 | ULTRAVIOLET IRRADIATION WATER TREATMENT APPARATUS - An ultraviolet irradiation water treatment apparatus includes a vessel having a cylindrical side portion, and plural rod-shaped ultraviolet lamps are disposed in parallel with a central axis of the side portion in the vessel. A water inlet pipe through which water flows into the vessel is provided in an outer wall of the side portion at a position in a tangential direction of an inner periphery of the side portion. | 02-03-2011 |
20110180723 | FLUID TREATMENT SYSTEM - There is described a fluid treatment system in which fluid to be treated is impinged under pressure on a radiation emitting surface. The fluid treatment system includes at least one radiation source having a radiation emitting surface and at least one nozzle element having a fluid discharge opening spaced from the radiation emitting surface. The fluid discharge opening is configured to impinge fluid to be treated on to at least a portion of the radiation emitting surface. The fluid treatment system is well suited to treating low transmittance fluid. | 07-28-2011 |
20110210268 | Disinfecting Device Having a Power Supply and a Fluid Outlet - A disinfecting device having an outlet ( | 09-01-2011 |
20110240880 | FLUID TREATMENT SYSTEM - There is described a fluid treatment system which may which may be used with radiation sources that do not require a protective sleeve—e.g., excimer radiation sources. An advantage of the present fluid system treatment is that the radiation sources may be removed from the fluid treatment zone without necessarily having to shut down the fluid treatment system, remove the fluid, break the seals which retain fluid tightness, replace/service radiation source and than reverse the steps. Instead, the present fluid treatment system allows for service/replacement of the radiation sources in the fluid treatment zone during operation of the fluid treatment system. | 10-06-2011 |
20110253904 | METHOD AND APPARATUS FOR TREATING MATERIALS USING ELECTRODELESS LAMPS - The output wavelengths of an electrodeless lamp are controlled by passing a fluid over the surface of the lamp to control its temperature. The stabilized temperature prevents thermal runaway of the lamp and stabilizes the output wavelengths of the lamp. When the fluid passing over the lamp is water, the lamp can be used for sanitary treatment of the water. Lamp radiation can be enhanced by shaping the electrodeless lamp to provide maximally effective photonic output. | 10-20-2011 |
20110315892 | ULTRAVIOLET 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 at least one socket and is mounted to one elongate member at a predetermined position. The system further comprises at least one linear germicidal light source. Each light source has a longitudinal axis and a distal end constructed and arranged to mount within one socket of the housing. The elongate member is mounted within the plenum and the lamp assembly is mounted to the elongate member such that the longitudinal axis of the light source extends therein the stream of air and is positioned at an acute light angle relative to the direction of flow of the stream of air. | 12-29-2011 |
20120153183 | RADIATION SOURCE ASSEMBLY - There is described In another of its aspects, the present invention provides a radiation source assembly comprising: (i) an elongate radiation source; (ii) a positioning element connected to a proximal portion of the elongate radiation source; and (iii) a connecting portion secured to a proximal portion of the positioning element and configured to engage a support element to maintain a distal portion of the elongate radiation source in a cantilevered position. The present radiation source assembly is configured such that the distal portion of the radiation source is cantilevered with the respect to the distal portion of the protective sleeve in which it is disposed. This feature obviates the need to use spacers, stops, springs and the like in a distal portion of the protective sleeve to maintain correct position of the radiation source within the protective sleeve. Further, the present radiation source assembly is advantageous in that allows for withdrawal of the radiation source from the radiation source assembly without the need to disengage all of the components. Thus, it is possible to replace a single radiation source by removing it from the protective sleeve during operation of the fluid treatment system. This operation can be accomplished quickly without the need to shut down the fluid treatment system or otherwise compensate for the fact that one of the radiation source is being serviced. | 06-21-2012 |
20120235059 | ULTRAVIOLET IRRADIATION APPARATUS - A ultraviolet irradiation apparatus includes: an ultraviolet-irradiation water tank; a protection pipe provided in the ultraviolet-irradiation water tank; an ultraviolet lamp provided in the protection pipe to be lit up with high-frequency discharge at a frequency of 10 kHz to 10 MHz, inclusive; protection covers respectively provided on the two ends of the ultraviolet-irradiation water tank; an electronic ballast provided in one of the protection covers; and a feeder wire electrically connecting the ultraviolet lamp to the electronic ballast. Each of the ultraviolet-irradiation water tank and the protection covers is made of a conductive material with a specific conductivity and a relative magnetic permittivity whose product is equal to or larger than 1, and has a thickness at least three times as large as a skin depth at a frequency of a high-frequency current that flows through the ultraviolet lamp. | 09-20-2012 |
20120241644 | WATER PURIFICATION APPARATUS COMPRISING AN UV SOURCE - Water purification apparatus, comprising an elongate UV source and a conduit for water to be purified formed of a UV transmissive material, wherein the conduit has an inlet and an outlet and positioned so that part of it is wrapped around at least part of the UV source thereby to sterilise water within the conduit, further comprising reflective means for UV radiation to be reflected onto one or more parts of the conduit which extends beyond the part which is wrapped around the UV source. | 09-27-2012 |
20120248329 | FLUID TREATMENT SYSTEM - The present invention relates to a fluid treatment system comprising: an inlet; an outlet; and a fluid treatment zone disposed between the inlet and the outlet. The fluid treatment zone has disposed therein: (i) an elongate first radiation source assembly having a first longitudinal axis, and (ii) an elongate second radiation source assembly having a second longitudinal axis. The first longitudinal axis and the second longitudinal axis are non-parallel to each other and to a direction of fluid flow through the fluid treatment zone. The present fluid treatment system has a number of advantages including: it can treat large volumes of fluid (e.g., wastewater, drinking water or the like); it requires a relatively small “footprint”; it results in a relatively lower coefficient of drag resulting in an improved hydraulic pressure loss/gradient over the length of the fluid treatment system; and it results in relatively lower (or no) forced oscillation of the radiation sources thereby obviating or mitigating of breakage of the radiation source and/or protective sleeve (if present). Other advantages are discussed in the specification. | 10-04-2012 |
20120298882 | ASSEMBLY FOR DISINFECTING WATER FOR SANITARY FITTINGS - An assembly for disinfecting water for sanitary fittings comprising at least one container, which is comprised in an assembly for delivering or draining water and present within which is water to be disinfected. The disinfection assembly comprises a UV lamp housed inside the container and designed to irradiate the water inside the container itself. | 11-29-2012 |
20130020500 | UV Disinfecting System for Use with Contaminated Water - A system for disinfecting contaminated water having, in one embodiment, a vessel for contaminated water having an inlet and an outlet. An elongate housing is disposed generally vertically in the vessel, the housing having a housing inlet and a housing outlet, the housing outlet being in open communication with the interior of the vessel. An elongate UV light assembly is disposed in the housing and divides at least a portion of the housing into first and second flow pathways, the second flow pathway being in open communication with the housing outlet. There is a flow inducer aiding flow of at least some of the contaminated water from the vessel, through the housing and out the housing outlet. | 01-24-2013 |
20130062532 | ULTRAVIOLET IRRADIATION APPARATUS - According to the embodiments, an ultraviolet irradiation apparatus includes: a cylindrical water passage body through which treatment target water passes, and which has paired openings in its respective two end portions; at least one ultraviolet irradiation member provided inside the water passage body on a plane orthogonal to a direction from one to the other of the openings, and configured to emit ultraviolet rays to the treatment target water passing through the water passage body; and paired flange joints projecting from peripheral edges of the paired openings of the water passage body outward of the openings, respectively. | 03-14-2013 |
20130119266 | DEVICE FOR SUBJECTING A FLUID TO A DISINFECTING TREATMENT BY EXPOSING THE FLUID TO ULTRAVIOLET LIGHT - A device for subjecting a fluid to a disinfecting treatment by exposing the fluid to ultraviolet light comprises a reactor ( | 05-16-2013 |
20130320233 | FLOW RECTIFIER FOR CLOSED PIPELINES - A channel for a UV irradiation device, in which the UV irradiation device is disposed in a closed channel and an inlet cone is provided in the direction of flow upstream of a UV reactor, which, as part of the wall of the channel, increases the cross section of the channel from an incoming pipeline cross section to a cross section of the reactor, in which a flow rectifier with at least one inner first guide element and at least one outer second guide element is disposed in the inlet cone, wherein the inner guide element is a substantially circular, cylindrical pipe and the outer guide element runs substantially parallel to the outer wall and is disposed at a distance from the outer wall. | 12-05-2013 |
20140014853 | ULTRAVIOLET IRRADIATION DEVICE - An ultraviolet irradiation device includes a treatment vessel, an ultraviolet irradiation member, and a support member. The treatment vessel has a water inlet and a water outlet and through which water to be treated as a treatment target flows in a first direction from the water inlet toward the water outlet, the treatment vessel receiving the water to be treated through the water inlet and discharging the water to be treated through the water outlet. The ultraviolet irradiation member is provided inside the treatment vessel along a second direction crossing the first direction and which irradiates the water to be treated flowing through the treatment vessel with an ultraviolet ray. The support member is provided inside the treatment vessel along the second direction with both end portions of the support member being firmly fixed to wall surfaces of the treatment vessel. | 01-16-2014 |
20140117250 | METHOD AND APPARATUS FOR LIQUID DISINFECTION USING LIGHT TRANSPARENT CONDUIT - Some demonstrative embodiments of the invention include an illumination-based liquid disinfection device. The disinfection device may include, for example, a light transparent conduit to carry a flowing liquid to be disinfected, the conduit having an inlet to receive the liquid and an outlet to discharge the liquid, a substantially light transparent sleeve having external dimensions smaller than the internal dimensions of the conduit, the sleeve positioned within the conduit substantially perpendicular to the axis of symmetry of the conduit and a light source positioned within the sleeve. | 05-01-2014 |
20140166898 | ULTRAVIOLET IRRADIATION APPARATUS - According to the embodiments, an ultraviolet irradiation apparatus includes: a cylindrical water passage body through which treatment target water passes, and which has paired openings in its respective two end portions; at least one ultraviolet irradiation member provided inside the water passage body on a plane orthogonal to a direction from one to the other of the openings, and configured to emit ultraviolet rays to the treatment target water passing through the water passage body; and paired flange joints projecting from peripheral edges of the paired openings of the water passage body outward of the openings, respectively. | 06-19-2014 |
20140166899 | METHOD AND APPARATUS FOR ENHANCED PATHOGEN MORTALITY IN VENTILATION SYSTEMS USING SOLID STATE MEANS OF GENERATION OF UVC - A novel method and apparatus is presented wherein an output of infra-red solid state laser or multiple of such lasers is quadrupled in frequency to obtain a laser output that emits energy in ultra violet C spectrum, and wherein this energy is then provided within an air duct as is normal in HVAC systems so as it kill pathogens that are airborne and being carried through the conduit. Further such a method reduces production of ozone, detrimental to human health and produced in other means of generating UVC and provides ease of control of such energy so as to maintain the required energy at a steady level for prolonged period of time. | 06-19-2014 |
20140217306 | SPLIT DRIVE ASSEMBLY AND GUIDE SLEEVES FOR UV DISINFECTION MODULES - The present invention is generally directed to a split drive assembly for an ultraviolet (UV) disinfection module comprising one or more UV lamps extending between one or more headers and a cleaning plate having openings therein arranged to substantially coincide with the UV lamps to permit movement of the cleaning plate along the UV lamps, the split drive assembly operatively connected to a moving device, the split drive assembly including a split drive nut having an internal bore for attachment to the moving device, the drive nut comprising at least two portions attached together around the moving device. Other aspects of the invention may include a sleeve guide including an attachment plate to attach the sleeve guide to a surface of the cleaning plate; a sleeve extended from the attachment plate; and an alignment device in contact with a UV lamp, the alignment device attached to the sleeve. | 08-07-2014 |
20140374620 | UV Lamp Support Assembly - A fluid treatment system includes plural housings ( | 12-25-2014 |
20150014550 | LATCHING METHOD ENSURING DEVICE CAN BE SEALED RELIABLY AND ULTRA-VIOLET LIQUID PROCESSING DEVICE - A ultra-violet liquid processing device comprises a liquid processor, a lamp holder, a latching mechanism provided within the lamp holder, and a lamp holder fixed cover provided with a lock hole therein. The latching mechanism comprises a locking dog able to extend from or retract into the lamp holder and a water nozzle blocker. When the lamp holder is pressed on the liquid processor and connected with the liquid processor by lamp holder fixed cover, the locking dog projects from the lamp holder and enter into the lock hole of the lamp holder fixed cover, so that the lamp holder fixed cover is locked and cannot move. By means of the lamp holder fixed cover being locked by the latching mechanism and not able to be moved, the ultra-violet liquid processing device is sealed reliably by means of the substantial structure. | 01-15-2015 |
20150123011 | PHOTOALIGNMENT EQUIPMENT AND PHOTOALIGNMENT METHOD - A photoalignment equipment includes a light emitting device, a platform, a pipe assembly, and a blower. The light emitting device has an ultraviolet light source and an accommodating space. The ultraviolet light source is located in the accommodating space. When the ultraviolet light source emits an ultraviolet light, at least a portion of air in the accommodating space is transformed into a plurality of ozone molecules. The platform is under the light-emitting device. The pipe assembly has a first opening and at least one second opening. The first opening is communicated with the accommodating space, and the second opening faces the platform. The blower is communicated with the pipe assembly to draw the ozone molecules in the accommodating space by the first opening of the pipe assembly and exhausts the ozone molecules from the second opening of the pipe assembly. | 05-07-2015 |
20150306262 | PROCESS AND RADIATOR DEVICE FOR WORT STERILIZATION BY RADIATION FOR ETHANOL PRODUCTION - A method and irradiator apparatus used for wort sterilization by radiation for production of ethanol from sugar cane, comprising a trough-like fluid duct and a radiation source for directing radiation over the flow of a fluid conducted through the duct, and application of radiation to a fluid within an apparatus for sterilization of such fluid. | 10-29-2015 |
20160023924 | UV Sanitizing Assemblies With High Dose Features and Methods for Controlling the Same - A purifying system for treating a fluid with UV light including a housing defining: a chamber having a treatment zone; an inlet; and an outlet. The light source supplies UV light to the treatment zone. The inlet, the tubular housing, or the outlet may extend inward into the chamber so that the fluid passes close to the light source and has a relatively increased duration in the treatment zone. The purifying system may also have a sensor coupled to the housing or light source for generating a first signal indicative of a first parameter of the treatment zone. A microcontroller can control the light source based on a signal from the sensor and data characterizing the light source. The microcontroller may also vary operation of the light source and collect data to create the data characterizing the light source. | 01-28-2016 |
20160168384 | PORPHYRINOID COMPONENTS, METHOD AND APPARATUS FOR WATER PHOTODISINFECTION | 06-16-2016 |
20180021468 | ULTRAVIOLET (UV) STERILIZATION MODULE AND AIR CONDITIONER INCLUDING UV STERILIZATION MODULE | 01-25-2018 |
20190142986 | FLOWING FLUID DISINFECTORS AND SUBMERSIBLE UV LIGHT DEVICES | 05-16-2019 |
20220135235 | VENTILATION SYSTEMS AND METHODS FOR INTERNAL CABINS OF VEHICLES - A system and method include a seat assembly including a seat duct fluidly coupled to one or more air outlets. An air delivery manifold is underneath the seat assembly. The air delivery manifold includes a first outlet port. The seat duct is fluidly coupled to the first outlet port. Air is delivered to the one or more air outlets via the air delivery manifold. | 05-05-2022 |