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8110968 |
Irradiation device with filter disks and medium enclosed therebetween
The present invention relates to an irradiation device having a radiation source and a filter which is arranged in the optical path and has two transparent filter disks which are substantially...
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8044559 |
Discharge lamp of the short arc type and a light source device having the discharge lamp of the short arc type
A discharge lamp of the short arc type has a bulb with an arc tube and sealing tubes extending at opposite sides of the arc tube and which contains a discharge gas and a pair of opposed electrodes...
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8018128 |
Microchannel structure and its manufacturing method, light source device, and projector
A microchannel structure with a fine flow path through which a fluid flows, includes: a wavy plate member fabricated into a wavy form; an external peripheral wall member that surrounds the wavy...
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7990030 |
Lamp assembly
A lamp assembly includes a storage tank, a lamp, a liquid inlet pipe, a liquid outlet pipe and an actuator. The storage tank contains liquid therein. The lamp includes a lighting portion and a lid...
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7982376 |
Apparatus and method for removing heat from high intensity light bulbs
Water or air is directed through a hood or double cylinder cooling device for providing cooling to one or more light bulbs used in growing plants in greenhouses, aquarium, and hydroponic...
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7914152 |
Portable projector using an LED and related heat dissipation system
A portable projector with a heat dissipation system, includes a housing and two LED light sources located in the housing. Each of the LED light sources includes a circuit aboard, an LED device...
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7884532 |
Backlight unit and liquid crystal display including the same
A backlight unit using a microwave plasma ultraviolet lamp as a light source and a liquid crystal display including the backlight unit. The backlight unit for a liquid crystal display comprises a...
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7781947 |
Apparatus and methods for producing electromagnetic radiation
An apparatus for producing electromagnetic radiation includes a flow generator configured to generate a flow of liquid along an inside surface of an envelope, first and second electrodes configured...
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7586264 |
Collector cooling arrangement
A cooling arrangement for an electron collector of an electron beam tube has a plurality of solid dielectric spacers surrounding the corrector with an electrically insulative and thermally...
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7578604 |
Intense pulse light device having individual rotational light filters therein
Disclosed is an intense pulse light device, in which plural divided light filters coated with individually different materials are rotatably and uniformly aligned around a reflection mirror in...
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7439660 |
Discharge lamp having cooling means
A discharge lamp, and particularly a high-pressure gas-discharge lamp (an HID (high-intensity discharge) lamp or UHP (ultra-high performance) lamp), having a reflector and a cooling means is...
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7157844 |
Cathode ray tube provided with a faceplate having a convex outer surface and a lens assembly attached therein
In a projection cathode ray tube device in which a projection cathode ray tube and a projection lens assembly are coupled and held by a coupler, superior focus characteristics and high resolution...
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7157838 |
Light emission display arrangements
The present invention provides arrangements for electroluminescent displays 10 comprising a packaged semiconductor light emitting element 12 that has a light emitting display side 16. A heat sink...
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7122946 |
Light source device having high limit-emitting efficiency
There is provided a light source device, used in a display device and the like, having a high light emitting efficiency. The light source device has an electric discharge tube containing mercury...
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7045936 |
Projection coupler with contrast ribs
An improved coupler with contrast ribs for use in a projection system. The coupler supports a projection lens in alignment with a projection optical signal generation device (e.g., a Cathode Ray...
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6979939 |
Cooling device for an electron tube
The present invention relates to a cooling device for an electron tube designated to amplify a high frequency signal. The invention is particularly suitable for cooling electron tubes that amplify...
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6917143 |
Lighting apparatus with enhanced capability of removing heat
A lighting apparatus comprises an LED-mounted substrate and an exhauster. The substrate has a flat area as well as one or more raised areas of trapezoidal cross section which each form a passage...
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6914380 |
Vacuum fluorescent display having x-ray shielding cap
A vacuum fluorescent display includes a cathode electrode, grid electrode, anode electrode, at least one envelope, phosphor screen, and cap. The cathode electrode emits electrons. The grid...
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6871962 |
Projection coupler with dual channel sealing mechanism
A one piece, double gland, quad lobe design gasket system for use in a projection system that redundantly seals in the liquid present in a coupler supporting a projection lens in alignment with a...
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6870307 |
Cooling structure of a projection tube
A cooling structure of a projection tube having a following constitution is disclosed. A chamber in which a liquid coolant for cooling a panel surface is filled is formed on the panel surface of...
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6831404 |
Flat panel display, method of high vacuum sealing
An evacuated cavity is hermetically sealed between a baseplate and faceplate of a flat panel display. Melting a glass powder, or frit, on the perimeter of the viewing area forms the hermetic seal....
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6825888 |
Closure member for optical unit spacer bracket
A projection television set having a screen and three projection units each capable of projecting a monochromatic image onto the screen. The projection units each having a cathode ray tube (CRT)...
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6696776 |
Cathode ray tube coupler with grounding ribbs
A coupler for coupling a projection lens to a cathode ray tube consists of a metallic plate having a first side and a second side, the first side for mounting to the faceplate of the cathode ray...
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6621199 |
High intensity electromagnetic radiation apparatus and method
A method and apparatus for producing high intensity electromagnetic radiation are disclosed. The apparatus includes a high intensity arc lamp having an inner envelope cooled by a first flow of...
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6525472 |
Dielectric barrier discharge lamp
The present invention is directed to a dielectric barrier discharge lamp capable of recovering reduced radiation efficiency by easily, quickly cleaning dust or discoloring of a discharge tube or...
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6509697 |
Compact microwave-powered lamp, inkjet printer using this lamp, and ultraviolet light curing using this lamp
A compact, electrodeless, microwave-powered lamp (e.g., ultraviolet light emitting lamp) is provided, as well as methods of using this lamp. The lamp includes a microwave generator, waveguide and...
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6429589 |
Oil-cooled multi-staged depressed collector having channels and dual sleeves
An oil-cooling system is provided for a multi-staged depressed collector of a linear beam device, such as an inductive output tube or klystron. The multi-staged depressed collector comprises a...
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6354370 |
Liquid spray phase-change cooling of laser devices
An open loop liquid spray phase-change cooling system for a laser comprised of an expendable supply of a compressed liquid refrigerant, a laser heat sink, an on/off valve, and a means for...
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6297591 |
Chimney-cooled arc lamp electrode
An arc lamp comprising a hollowed-anode electrode with an arc-face having a central hole extending to an internal chimney. An opposing cathode electrode faces the hollowed anode electrode for...
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6294869 |
High intensity light irradiation apparatus
The present invention is designed to provide a high intensity light irradiation apparatus having a simpler, lighter, easy to assemble and replace support member for a dielectric barrier electrical...
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6262523 |
Large area atmospheric-pressure plasma jet
Large area atmospheric-pressure plasma jet. A plasma discharge that can be operated at atmospheric pressure and near room temperature using 13.56 MHz rf power is described. Unlike plasma torches,...
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6218780 |
High-pressure discharge lamp with a cooled electrode
Each electrode comprises a shaft (6) and a head (5), the shaft being sealed in a vacuum-tight fashion in each case in an end region (2, 22) of the discharge vessel. At least one electrode is cooled...
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6188165 |
Coolant buffering apparatus for CRT assembly
A coolant buffering apparatus of a CRT that buffers expansions and contractions of a coolant held in a coupler installed between the CRT and a projection lens unit. The apparatus has a cylinder...
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6177763 |
Electrodeless lamps
An electrodeless lamp has a gas containing chamber with a first electrode and a second electrode, each surrounded by a dielectric, within the gas chamber and an AC source coupled between the first...
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6172463 |
Internally cooled linear accelerator and drift tubes
A drift tube linear accelerator (DTL) incorporating an improved drift tube design, wherein the DTL comprises a resonance chamber maintaining a vacuum and having an inlet port and an exit port, an...
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6144507 |
Method of mounting a sealed assembly on a mounting substrate and optical transducer
A new mounting technology allows an optical transducer or semiconductor device to be mounted on a printed wiring board at high density, simply, and at low cost. When a sealed assembly is mounted on...
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6130497 |
Liquid cooling type cathode-ray tube for a projector
A liquid cooling type cathode-ray tube for a projector comprising a coupler (43) mounted on the front surface (42a) of a cathode-ray tube body (42), which coupler serves as a cooling liquid sealing...
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6087774 |
Non-electrode discharge lamp apparatus and liquid treatment apparatus using such lamp apparatus
A non-electrode discharge lamp apparatus comprises a discharge tube, exciting coils wound on an outer periphery of the discharge tube, a vessel, having liquid-tightness, containing the discharge...
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6087764 |
Liquid-cooled discharge lamp
Liquid-cooled discharge lamps of, for example, UV type are employed for sterilising objects, for example, packaging containers for foods. In lamps displaying a U-shaped luminant body and with a...
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6016031 |
High luminance electrodeless projection lamp
An Electrodeless High Intensity Discharge (EHID) lamp for projection applications. The lamp has a small (nominal dimensions: 2 mm I.D., 3 mm O.D., 6 mm internal length) capsule, which is...
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5998934 |
Microwave-excited discharge lamp apparatus
A microwave-excited discharge lamp apparatus of the present invention has a translucent blow guide 6 arranged around a microwave-excited discharge lamp 4. Thereby, even when the microwave-excited...
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5977714 |
Magnetron anodes having refractory material and cooled by fluid boiling
A high-power, fluid-cooled magnetron. Hollow anode members surrounding a central cathode are provided with a trapezoidal cross section. The anterior and lateral surfaces of each anode member are...
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5934791 |
Electric lamp
An electric lamp according to the invention comprises a lamp vessel (10) which is closed in a gastight manner, which has an end portion (11), and which surrounds a light source (12). The lamp...
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5898261 |
Fluid-cooled particle-beam transmission window
High fluence charged-particle beams are generated in a vacuum or near vacuum environment. To use these beams in an atmospheric pressure environment, they must pass through some form of transmission...
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5877582 |
Method and apparatus for cooling window foils of electron beam accelerator
A method and apparatus for cooling window foils for extracting electron beams from a scanning type electron beam accelerator, the accelerator includes a primary window foil of double window type...
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5877583 |
Seal plug for a CRT cooling system
Apparatus for sealing a chamber having a liquid coolant used for dissipating heat generated by a CRT. The apparatus includes a chassis for housing the CRT, wherein the chassis includes a tapered...
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5852339 |
Affordable electrodeless lighting
An electrodeless light bulb assembly having a standard light bulb base located at one end of an extruded cylindrical heat sink including a set of elongated fins extending radially outward from an...
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5804922 |
Lamp with controllable spectral output
The spectral energy characteristic of a discharge lamp is controlled by changing the density of the fill substance. The spectral characteristic can be shifted while substantially maintaining its...
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5801792 |
High resolution, high intensity video projection cathode ray tube provided with a cooled reflective phosphor screen support
A single gun projection cathode ray tube (CRT) which permits the generation of high brightness image output. The crux of the invention is the provision, in the CRT, of an optically reflecting high...
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5705881 |
Very high power vacuum electron tube with anode cooled by forced circulation
The disclosure relates to very high power (one megawatt and more) electron tubes with cylindrical anodes. To cool the anode, which receives about one kilowatt per square centimeter, water is...
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