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6362572 |
Decorative lamp assembly having a transparent envelope containing inert gas mixtures
A decorative lamp includes a glass envelope that contains mixtures of inert gases which produce various visual effects when exposed an electric charge. The glass envelope is evacuated to...
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6285129 |
Helium plasma display device
A plasma display device including: an upper substrate provided with address electrodes; a dielectric material and a fluorescent material coated on the lower surface of the upper substrate; a lower...
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6218789 |
Metal halide lamp having specified relation between electrode distance and operation voltage, and operating at acoustic standing wave frequency
A metal halide lamp includes an arc tube containing at least mercury and metal halide. A pair of opposed main electrodes extend in the arc tube. A lamp voltage is applied between the main...
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6181053 |
Three-kilowatt xenon arc lamp
An improved arc lamp with a ceramic body, an anode supported by a base, and a cathode suspended by a strut system opposite to the anode, and having an inside volume filled with xenon gas. The...
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6169364 |
Electro-optical display device with ionizable gas
A display device comprising a channel plate (39) having channels (30, 30', 30") containing an ionizable gas (33), and walls of the channels (30, 30', 30") being provided with electrodes (31, 32)...
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6153974 |
Halogen incandescent lamp
As its filling, a halogen incandescent lamp contains noble gas, halogen additive, carbon as well as nitrogen and oxygen in the form of a nitrogen-oxygen compound, preferably N 2 O.
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6137230 |
Metal halide lamp
A discharge vessel with a ceramic wall encloses a discharge space in which besides a rare gas also an ionizable filling comprising at least NaI is present. Two electrodes having tips with a mutual...
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6107739 |
Color PDP filled with mixture of 3 gases
Color plasma display panel filled with a mixture of three gases, is disclosed, the PDP having a space for filling a discharge gas formed by sealing around first and second substrates fitted...
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6089740 |
Multipurpose dental lamp apparatus
Disclosed is a lamp apparatus designed for both bleaching teeth and curing dental restorative materials. Both bleaching and curing modes of operation may be used in at least three different power...
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6084348 |
Lamp having specific fill providing reduced restrike time
An electrodeless lamp includes a light transmissive envelope and a fill disposed in the envelope where the fill has the characteristic of emitting light when ignited and is excited by high...
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6072268 |
Lamp apparatus and method for re-using waste light
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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6057643 |
Discharge gas mixture for a fluorescent gas-discharge plasma display panel
A plasma display panel including a pair of substrates comprises a mixture of discharge gases contained between the substrates; the mixture consists of neon gas, xenon gas and krypton gas, wherein a...
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6051927 |
High pressure sodium lamp of low power
The high-pressure sodium discharge lamp of low power described here is chcterized by a very high xenon cold filling pressure of at least 1 bar. The pressure ratio to the sodium operating pressures...
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6045721 |
Barium magnesium aluminate phosphor
A barium magnesium aluminate phosphor having improved maintenance and efficiency is provided. The novel phosphor is suitable for use in conventional fluorescent lamp applications and applications...
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6020676 |
Lamp with light reflection back into bulb
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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6005346 |
Trichrominance metal halide lamp for use with twisted nematic subtractive color light valves
A primary color lamp comprises a glass envelope with a krypton arc doped with metal halides. A cesium bromide or cesium iodide solution is included with lithium iodide (LiI) to produce red light,...
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5990599 |
High-pressure discharge lamp having UV radiation source for enhancing ignition
HID lamp has a U-enhancer connected between first and second leads for an arc tube. The UV-enhancer has a quartz envelope containing an electrode connected to the first lead, and is surrounded by a...
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5973454 |
Short arc type metal halide lamp with encapsulated rare earth metal halides to increase color reproducibility
A metal halide lamp in which the radiant efficiency is not adversely affected, in which outstanding color reproducibility is obtained, and which is suitable for a light source of an OHP or a direct...
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5965984 |
Indium halide and rare earth metal halide lamp
A metal halide lamp includes a light transmitting container filled with a rare gas, a halide of indium in an amount of 0.1 mg/cc to 1.5 mg/cc, at least one halide of a rare earth element selected...
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5929565 |
Short arc discharge lamp having anode with tungsten coating thereon
A discharge lamp of the short arc type including an arc tube and an anode and cathode within the arc tube positioned opposite one another. The present invention includes an anode arrangement in...
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5886466 |
Miniature two-pin tungsten halogen lamp
A miniature two-pin, tungsten-halogen lamp in the shape of a cylindrical envelope formed of high temperature glass having a sealed chamber capable of withstanding internal pressures of between 5...
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5866984 |
Mercury-free ultraviolet discharge source
A mercury-free ultraviolet (UV) discharge source includes an elongated envelope having a diameter in a preferred range from approximately 2 to 3 cm, containing a rare gas fill (xenon or krypton,...
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5834895 |
Visible lamp including selenium
A lamp for emitting in the visible portion of the spectrum, which utilizes a fill which includes a selenium and/or a sulfur containing substance. The lamp has superior performance characteristics,...
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5789847 |
High efficiency sealed beam reflector lamp with reflective surface of heat treated silver
A reflector lamp having a lens of vitreous material fused to a reflector body of vitreous material. An inner reflector surface of the reflector body includes a reflective coating having a first...
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5773918 |
Lamp with light reflection back into bulb
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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5760531 |
Lamp having protective dome
A xenon light assembly having a gas filled glass tube bent into a suitable shape and mounted to a base pedestal material. A glass dome is sized and mounted to seal and fit over the glass tube and...
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5606220 |
Visible lamp including selenium or sulfur
A lamp for providing visible light which utilizes a fill containing selenium and/or sulfur, or compounds of these substances. The lamp is excited such that the excited fill emits radiation from...
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5592052 |
Variable color temperature fluorescent lamp
A fluorescent lamp (2) having at least two phosphor coatings (12) on the surface of the sealed lamp bulb, typically an inner surface. There is variable driving means which preferentially activates...
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5557168 |
Gas-discharging type display device and a method of manufacturing
A panel-shaped gas-discharging type display device includes an anode and a cathode having a special shape to enhance discharging in an airtight chamber formed by two substrates. A gas containing an...
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5545948 |
Glass tube lamp matrix device
A glass tube lamp matrix device includes a working gas container set and a glass tube matrix. The working gas container set includes a plurality of parallel first elongated containers in a plane...
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5541481 |
Cadmium ARC lamp with improved UV emission
A cadmium rare gas discharge lamp of the short arc type that has a high power of the spectra in a wavelength range of 210 nm to 230 nm and a stable lamp voltage in lighting operation for a long...
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5537008 |
High voltage incandescent lamp with low-pressure Kr/N.sub.2 gas fill
An incandescent lamp which is operable at about 200-275 V is obtainable by enclosing a filling composition consisting of about 80-95% by volume of krypton gas and about 5-20% by volume of nitrogen...
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5528109 |
Addressing structure using ionizable gaseous mixture having decreased decay time
An addressing structure uses an ionizable gaseous mixture having a decreased decay time to address data storage elements (16) defined by the overlapping areas of multiple column electrodes (18) on...
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5523655 |
Neon fluorescent lamp and method of operating
A nearly pure neon is described along with a method of operating the lamp. A phosphor is coated on the lamp wall. By properly stimulating the neon, ultraviolet light may be emitted, that can...
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5493170 |
High efficiency sealed beam reflector lamp
A reflector lamp having a lens of vitreous material fused to a reflector body of vitreous material. An inner reflector surface of the reflector body includes a reflective coating having a first...
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5479072 |
Low mercury arc discharge lamp containing neodymium
A high intensity metal halide arc discharge lamp, such as an electrodeless lamp wherein RF energy is inductively coupled to the arc discharge, contains a halide of neodymium alone or in combination...
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5449978 |
Lighting device for emitting light without substantially delaying the latency of P300 wave in human event related potential
Disclosed is a lighting device to emit a light which substantially does not delay the latency of P300 wave in human ERP. Such a light hardly reduces human recognition and judgement when used in...
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5432408 |
Filling composition for incandescent lamp, and incandescent lamp containing the same and its use
A filling composition consisting essentially of about 20-75% by volume of xenon gas and about 15-80% by volume of nitrogen gas exhibits excellent luminous characteristics and an extended life...
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5404076 |
Lamp including sulfur
A high power lamp which utilzes a lamp fill containing sulfur or selenium, or compounds of these substances. An electrodeless lamp utilizing such a fill at a pressure at least as high as 1...
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5387837 |
Low-pressure discharge lamp and luminaire provided with such a lamp
A low pressure discharge lamp having a tubular discharge vessel (1). At each of its end portions (2, 3) the vessel (1) is fused to a respective metal tube (5) having an uncovered outer surface...
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5382880 |
Method for emitting light which does not substantially delay the latency of P100 wave in human VEP
Disclosed is a lighting device to emit a light which substantially does not delay the latency of P100 wave in human VEP. Such a light hardly causes eyestrain when used in illumination. This renders...
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5363007 |
Low-power, high-pressure discharge lamp, particularly for general service illumination use
To provide a fill in a low-power, high-pressure discharge lamp, which is capable of emitting light within a warm white light (WDL) color or neutral white light (NDL) color, that is, in the ranges...
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5359262 |
Sub-miniature tungsten halogen lamp with major inert gas and minor halide gas constitutes
A low wattage sub-miniature, tungsten-halogen lamp having high efficacy and long life. The lamp has a cylindrical envelope in the T-1 to T-11/4 range containing a fill gas having a halogen minor...
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5343114 |
High-pressure glow discharge lamp
A high-pressure glow discharge lamp (1) having a planar discharge vessel (2) which is sealed in a vacuumtight manner, which surrounds a discharge space (3) filled with a gas mixture which forms...
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5266867 |
Gas discharge tube with tunnel effect type cathode
A gas discharge tube using a tunnel effect type electron emitting device as a cathode is provided. The electron emitting device comprises a conductive metal base and a dielectric film formed...
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5207503 |
Xenon festoon style lamp
A festoon style lamp containing xenon gas. The xenon lamp (22) has cylindrical, conical tipped end caps (36a) and (36b), a tungsten filament (34), and a cylindrical bulb (32). The end caps (36a)...
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5191460 |
UV source for high data rate secure communication
A method and apparatus for high speed transmission of data in the solar blind region is disclosed. An ultraviolet source is modulated to permit digital transmission of data. The source includes an...
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5187415 |
Low-pressure rare gas discharge lamp and method for lighting same
A low-pressure rare gas discharge lamp wherein a light emitting gas composed substantially 100% of rare gases is sealed in a bulb and light emitted is from the gas by electric discharge. An...
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5159237 |
Green-light-emitting rare gas discharge lamp
A green-light-emitting rare gas discharge lamp includes a glass tube filled with at least one selected from the group consisting of xenon, neon, helium, argon and krypton as a rare gas capable of...
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5153482 |
High-pressure sodium discharge lamp
The invention relates to a high-pressure sodium discharge lamp provided with a discharge vessel having a ceramic wall and enclosed with intervening space by an outer bulb. The discharge vessel is...
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