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Class 313/639 - Mercury vapor


Subclass of Class 313 - Electric lamp and discharge devices
Definition: Subject matter wherein the composition of the vapor includes
No. of patents: 240
Last issue date: 05/31/2011


1            
NumberTitleIssue Date
7952286Mercury source
The invention relates to a mercury source for a low-pressure discharge lamp comprising an amalgam body which is arranged on a front surface of a wire or enclosed in a perforated structure. The amalgam body or the perforated structure is provided with a protective co...
05/31/2011
7733027High-pressure mercury vapor lamp incorporating a predetermined germanium to oxygen molar ratio within its discharge fill
A high-pressure mercury vapor lamp suitable for sterilization purposes. Germanium and oxygen are added in small quantities to the mercury and/or the mercury halides, with a molar ratio of germanium to oxygen being greater than 1. The addition of germanium monoxide i...
06/08/2010
7550926Highstrength discharge lamp with low glare and high efficiency for vehicles
A high intensity discharge lamp has an arc tube, which is filled with substances for gas discharge. The arc tube includes a bulbous portion. Surrounding the arc tube there is a tubular envelope. The envelope has an enlarged portion, which is similar to the bulbous p...
06/23/2009
7511430Metal halide lamp
A metal halide fill for forming an ionizable fill comprises at least one inert gas, mercury and metal halides, the fill comprising the constituents Hg halide, Na halide, Tl halide and halides of the rare earths. This fill may be contained in particular in the discha...
03/31/2009
7474057High mercury density ceramic metal halide lamp
A low wattage mercury vapor lamp comprises a discharge vessel (10) including a tubular body (12), first and second electrodes (20, 22) and two end walls (16, 18), which close opposite ends of the tubular body. The discharge vessel contain...
01/06/2009
7414358Fluorescent lamp and manufacturing method for arc tube
Disclosed is a compact self-ballasted fluorescent lamp with higher luminous efficiency than conventional lamps and improved luminous flux rising characteristics at lamp startup equivalent to those of general fluorescent lamps. The compact self-ballasted fluorescent ...
08/19/2008
7411350Small arc tube, low-pressure mercury lamp, lighting apparatus, mandrel for forming the arc tube, and production method of the arc tube
A mandrel has a main body having a substantially-cone-shape. The main body has, on its circumferential surface, a spiral-shaped groove at which the glass tube to be wound is held. The groove, in cross section, has a contact range in which the glass tube's circumfere...
08/12/2008
7408295Mercury amalgams for elevated temperatures in discharge lamps
The present invention relates to mercury amalgams in discharge lamps for use at elevated operating temperatures. ...
08/05/2008
7396490Ce,Pr-coactivated calcium pyrophosphate phosphor and lamp containing same
A UV-emitting, Ce,Pr-coactivated calcium pyrophosphate phosphor is provided wherein the Pr activator increases the phosphor's sensitivity to excitation by 185 nm radiation. The improved sensitivity to the 185 nm radiation allows the phosphor to make better use of th...
07/08/2008
7388333High pressure discharge lamp having emission matching an absorption spectrum of green plant
The invention relates to a high pressure discharge lamp intended for use in assimilation lighting. According to the invention the high-pressure discharge lamp has a discharge vessel, which besides a buffer gas, comprises substantially LiI as metal halide or a mixtur...
06/17/2008
7348730Metal halide lamp and luminaire
he present invention aims at providing a metal halide lamp having a configuration to achieve the following goals: to prevent the lamp from burning out during the life due to a rise in lamp voltage; and to obtain high luminous efficiency at the same time. The metal h...
03/25/2008
7323820Metal halide lamp
The metal halide lamp has a ceramic discharge vessel and contains two groups of metal halides: a first group made up of the emitters and a second group made up of the wetters. The second group comprises at least one of the metal halides of Mg or Yb. ...
01/29/2008
7319294Metal halide high pressure discharge lamp
In the metal halide high-pressure discharge lamp for stage, film and television lighting systems and for projection technology and effect lighting, the discharge vessel contains dysprosium and cesium as fill metals for the metal halides. Optimum results for dimmabil...
01/15/2008
7298088Arc tube and low-pressure mercury lamp
This invention aims at providing a low-pressure mercury lamp having an improved luminous efficiency while maintaining the compactness and long life of the arc tube. This lamp comprises an arc tube formed by bending a glass tube. This arc tube is formed into a double...
11/20/2007
7298089High-pressure discharge lamp
A high-pressure discharge lamp has a lamp bulb of silica glass encapsulating mercury, an inactive gas, and a mixed halogen gas containing at least two halogen gases, and at least a pair of electrodes disposed in the lamp bulb in confronting relation to each other. T...
11/20/2007
7288882Lamp electrode and method for delivering mercury
A lamp electrode adapted to deliver mercury during an assembly process has a supporting electrical lead attached to the proximal end of a metallic shell. The proximal and a distal ends of the metallic shell each lie along a central axis. A container with a vitreous ...
10/30/2007
7282862High-pressure discharge lamp with mercury chloride having a limited chlorine content
The invention relates to a high-pressure discharge lamp with a discharge vessel having a filling comprising—a rare gas, for example argon, —mercury, and —chlorine, wherein the filling quantities of mercury [Hg] and chlorine [Cl] comply with the following condi...
10/16/2007
7282848Fluorescent lamp having phosphor layer that is substantially free from calcium carbonate
A mercury vapor discharge fluorescent lamp is provided having a phosphor layer that has a yttria-based red emitting rare earth phosphor. The phosphor layer is prepared from an aqueous phosphor slurry that is coated onto the inner surface of the glass envelope of the...
10/16/2007
7279841Arc tube for a discharge lamp
An arc tube for a discharge lamp has a closed chamber filled with rare gas and a metal halide containing at least Na halide or Sc halide, and electrodes, wherein sealing pressure of the rare gas is 0.6 MPa or more, and a sealing density of the Sc halide in the close...
10/09/2007
7268495Ceramic metal halide lamp
A metal halide lamp (10) includes a discharge vessel (12) which may be formed of a ceramic material. The vessel defines an interior space (16). An ionizable fill (17) is disposed in the interior space. The ionizable fill includes an inert...
09/11/2007
7265487Discharge lamp with an arrangement of phosphor layers excitable by VUV and UVA radiation
A discharge lamp (1) having a discharge vessel (2) which surrounds a discharge medium which emits electromagnetic radiation in the VUV region when the lamp is operating has, on the inner side of the discharge vessel wall, a first phosphor layer, which ...
09/04/2007
7256546Metal halide lamp chemistries with magnesium and indium
A metal halide fill for a discharge lamp is provided that is comprised of mercury and a mixture of metal halide salts which includes magnesium iodide as a full or partial replacement for calcium iodide. The replacement of at least some of the calcium iodide improves...
08/14/2007
7253555Electrodeless lamp system and bulb thereof
A bulb in an electrodeless lamp system comprises a bulb unit having an envelope space in which luminous material excited by an electric field to form plasma and generate light is filled and two or more conductors installed in the envelope space so that ends of the c...
08/07/2007
7253568High pressure discharge lamp lighting apparatus
It is an object of the present invention to provide a high pressure discharge lamp lighting apparatus, has a structure to control decrease of illuminance on a screen which is thought to be a cause of wear of an anode in an early stage of the life span. The high pres...
08/07/2007
7242144High-pressure discharge lamp, high-pressure discharge lamp lighting device and automotive headlamp apparatus
The present invention provides a high-pressure discharge lamp that uses substantially no mercury and reduces discharge flicker. The high-pressure discharge lamp is kept on with a lamp power of 50 W or lower in a stable state, and the temperature T (° C.) of the ele...
07/10/2007
7198576Golf ball comprising UV-cured non-surface layer
Golf balls including at least one non-surface layer that has been treated with a radiation source to effect a complete cure of the non-surface layer and methods for making same, wherein the radiation-curable non-surface layer includes a polymer component and, option...
04/03/2007
7190118Metal halide lamp having ionizable iodide salt
A metal halide lamp comprising a substantially cylindrical discharge vessel having an internal diameter Di
03/13/2007
7176631Ultra high pressure discharge lamp
A short arc type high pressure discharge lamp has a pair of electrodes disposed inside the lamp and facing each other, a light emitting portion encapsulating more than 0.15 mg/mm3 mercury, and sealing portions that extend to both sides of the light emitti...
02/13/2007
7170229Short arc type super high pressure discharge lamp
A short arc type super high pressure discharge lamp has a pair of electrodes, a light emitting portion in which greater than 0.15 mg/mm3 of mercury is enclosed, and sealing portions provided on both sides of the light emitting portion, wherein at least on...
01/30/2007
7164232Seal for ceramic discharge lamp arc tube
An arc discharge metal halide lamp having a discharge chamber with visible light permeable walls bounding a discharge region through which walls a pair of electrode assemblies are supported with interior ends thereof positioned in the discharge region spaced apart f...
01/16/2007
7164233Barium-silica glass lamp having thermally balanced lead-in wires
An automotive lamp has a sealed envelope of barium silica glass that is essentially free of cadmium and in which a light emitting element is contained. Lead-in wires extend through the envelope and are coupled to the light emitting element. The glass envelope and le...
01/16/2007
7161303Plasma lighting system and bulb therefor
An improved plasma lighting system is provided which includes a bulb filled with both metal halide and mercury as primary light-emitting materials. By maintaining an operating pressure of the metal halide at between approximately 0.1 and 10 atm, and an operating pre...
01/09/2007
7138765High efficacy lamp in a configured chamber
An arc discharge metal halide lamp having a discharge chamber having visible light permeable walls bounding a discharge region supported electrodes in a discharge region spaced apart by a distance Le with an average interior diameter equal to D so they ha...
11/21/2006
7138766Dimmable metal halide lamp and lighting method
A metal halide lamp in which an arc tube is housed within a bulb having a base at one end thereof. The arc tube includes a main tube, two thin tubes that extend one from each end of the main tube, and a pair of electrode inductors. The main tube and the thin tubes a...
11/21/2006
7132799Compact self-ballasted fluorescent lamp, fluorescent lamp and helical glass tube
A diffuser is formed on an inner surface of a globe included in a compact self-ballasted fluorescent lamp, and a diffuse transmittance of the diffuser τ is set at 95%. When designing dimensions of the compact self-ballasted fluorescent lamp, at the same time, a rat...
11/07/2006
7128849Phosphors containing boron and metals of Group IIIA and IIIB
A phosphor comprises: (a) at least a first metal selected from the group consisting of yttrium and elements of lanthanide series other than europium; (b) at least a second metal selected from the group consisting of aluminum, gallium, indium, and scandium; (c) boron...
10/31/2006
7122960Emission device for an ultra-high pressure mercury lamp
An emission device for an ultra-high pressure mercury lamp which maintains an electrode tip shape by which a stable discharge can always be carried out is achieved for a short arc ultra-high pressure mercury lamp with silica glass arc tube containing a pair of oppos...
10/17/2006
7122128Phosphors containing borate of terbium, alkaline-earth, and Group-3 metals, and light sources incorporating the same
A phosphor comprises a borate of terbium, at least an alkaline-earth metal, and at least a Group-3 metal. In one embodiment, the phosphor has a formula of A3(D1-xTbx)3(BO3)5; wherein A is at least an ...
10/17/2006
7116049Discharge tube with a specific amount of hydrogen gas by volume
In a discharge tube of the present invention, a filler gas is composed of a mixture of inert gas and hydrogen gas and an airtight cylinder 10 in which the filler gas is enclosed in an airtight manner is provided. A pair of first and second discharge electrode...
10/03/2006
7102291Fluorescent lamp post-production heating structure and fluorescent lamp produced therefrom
A fluorescent lamp post-production heating structure allows for even dispersion of mercury and other lamp compounds throughout the entire length of assembled fluorescent lamps by allowing uniform and thorough heating of each lamp's sealed chamber containing these ma...
09/05/2006
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