Class / Patent application number | Description | Number of patent applications / Date published |
313607000 | Having electrode exterior to envelope | 27 |
20080197775 | Dielectric Barrier Discharge Lamp Configured as a Double Tube - The invention relates to a dielectric barrier discharge lamp ( | 08-21-2008 |
20080238321 | Temperature reduction for top pinch of arc lamp - An arc lamp apparatus is disclosed, which may include a base comprising a plurality of electrical connections, and a vessel. The vessel may include a plurality of electrodes, a gas filled bulb, and a plurality of pinches. An electrical arc that emits radiation may be formed within the plurality of electrodes. A first pinch may contain a first electrode of the plurality of electrodes. A second pinch may be fixed perpendicular to the base. The second pinch may contain a second electrode not fixed to the base. The second electrode may be connected to an external electrode connecting lead that routes in proximity to the gas filled bulb. The external electrode connecting lead may be shrouded by a reflective material. | 10-02-2008 |
20080258622 | HIGH-PRESSURE DISCHARGE LAMP, LIGHTING METHOD AND LIGHTING DEVICE FOR HIGH-PRESSURE DISCHARGE LAMP, HIGH-PRESSURE DISCHARGE LAMP DEVICE, AND LAMP UNIT, IMAGE DISPLAY DEVICE AND HEADLIGHT DEVICE - In a high-pressure discharge lamp that includes a bulb formed from a light emitting part having a discharge space therein and a pair of sealing parts connected to the light emitting part, and an electrode pair disposed within the discharge space, a section of a proximity conductor is wound substantially spirally around one of the sealing parts within a predetermined range from the light emitting part, while the remaining section of the proximity conductor crosses over the light emitting part and is electrically connected to the electrode nearer the other sealing part. By initiating a discharge after applying a high-frequency voltage of 1 kHz to 1 MHz to a high-pressure mercury lamp having this structure, the breakdown voltage can be suppressed to at least 8 kV. | 10-23-2008 |
20080265775 | Lamp Holder for a Dielectric Barrier Discharge Lamp - A lamp holder for a dielectric barrier discharge (DBD) lamp ( | 10-30-2008 |
20080284335 | DISCHARGE LAMP - A discharge device for operation in a gas at a prescribed pressure includes cathode that is at least partially enclosed by a dielectric layer. The dielectric layer is at least partially enclosed by an anode. The dielectric and the anode have one or more aligned penetrations therein. The cathode may be hollow to allow a cooling fluid to circulate inside the cathode to cool the lamp. | 11-20-2008 |
20090051291 | ELECTRODELESS DISCHARGE LAMP AND LIGHTING APPARATUS USING THE SAME - In an electrodeless discharge lamp | 02-26-2009 |
20090051292 | Fluorescent lamp apparatus - Disclosed herein is a fluorescent lamp apparatus. The fluorescent lamp apparatus includes a main lamp tube emitting light, a subsidiary lamp tube disposed in communication with the main lamp tube, an external electrode provided to the subsidiary lamp tube, a connection terminal contacting the external electrode such that electric power is applied to the external electrode through the connection terminal, and an insulation cap receiving the connection terminal. The fluorescent lamp apparatus includes the external electrode exposed to the outside, so that installation and separation of the fluorescent lamp can be conveniently achieved. | 02-26-2009 |
20090058299 | Excimer lamp - A excimer lamp comprises an electric discharge container in which a sealing member is provided between a lid member and an arc tube which does not contain silica, and a pair of external electrodes which are separately provided on an outer surface of the arc tube, wherein rare gas and a fluoride is enclosed in the electric discharge container, and the fluoride is sulfur hexafluoride, carbon tetrafluoride, or nitrogen trifluoride. | 03-05-2009 |
20090066250 | DIELECTRIC BARRIER DISCHARGE LAMP - A dielectric barrier discharge lamp comprises multiple tubular discharge vessels of a substantially equivalent size and having a principal axis. Each discharge vessel encloses a discharge volume filled with a discharge gas. The discharge vessels are arranged substantially parallel to their principal axis and adjacent to each other. The lamp also comprises a first set of interconnected electrodes and a second set of interconnected electrodes. The electrodes are isolated from the discharge volume by at least one dielectric layer. At least one of the dielectric layers is constituted by the wall of the discharge vessel, and the electrodes of at least one electrode set are located between the discharge vessels. In one embodiment, the discharge vessels are adjacent to each other in a lattice, and the first and second electrode sets are located between the discharge vessels in interstitial voids of the lattice. In another embodiment, the discharge vessels are arranged adjacent to each other along generatrices of a prism. | 03-12-2009 |
20090096376 | EXCIMER LAMPS - An excimer lamp, including a discharge vessel made of silica glass and having a discharge space; a pair of electrodes disposed on the discharge vessel, wherein the discharge space is filled with xenon gas; and an ultraviolet reflection film made from ultraviolet scattering particles, including silica particles and alumina particles, formed on a surface of the discharge vessel exposed to the discharge space. A thickness Y of the ultraviolet reflection film satisfies the expression Y>4X+5, given that a mean particle diameter of the ultraviolet scattering particles making up the ultraviolet reflection film is X (μm). | 04-16-2009 |
20090128038 | Light-emitting discharge tube, method of fabricating the same, and protective film forming apparatus - A light-emitting discharge tube in which an outer wall surface of a glass tube is made less susceptible to flaws by forming a protective film on the outer wall surface of the glass tube, a method of fabricating the light-emitting discharge tube, and a protective film forming apparatus are provided. The light-emitting discharge tube defines light-emitting discharge regions by a plurality of external electrodes. The outer wall surface of the light-emitting discharge tube (the glass tube) is coated with the protective film (a metal film, a conductive metal oxide film, an insulating metal oxide film, or an organic film). | 05-21-2009 |
20090200943 | External-electrode discharge lamp, external-electrode discharge lamp manufacturing method, and backlight unit - The present invention aims to provide an external-electrode discharge lamp able to suppress luminance variation, a manufacturing method for the lamp, and a backlight unit. A lamp ( | 08-13-2009 |
20090267512 | Planar Circuit for Driving Gas Discharge Lamps - Gas discharge lamps can be driven with a circuit with a small form factor by an arrangement comprising a planar printed wiring board with at least one coil for driving a gas discharge lamp, wherein a reflector plate of the gas discharge lamp supports the planar printed wiring board. | 10-29-2009 |
20100237777 | PLASMA GENERATING APPARATUS - Provided is a plasma generating apparatus. The apparatus includes a vacuum chamber, an ElectroStatic Chuck (ESC), an antenna holder. The vacuum chamber has a hollow interior and is sealed at its top a by a vacuum plate that has a through-hole at its center. The ESC is disposed at an internal center of the vacuum chamber. The antenna unit is disposed within the vacuum chamber under the vacuum plate. The antenna cover covers and is coupled to a top of the antenna unit and receives and forwards an external source RF to the antenna unit. The cover holder is caught by an upper surface of the vacuum plate and suspends and holds the antenna unit. | 09-23-2010 |
20100259168 | Excimer discharge lamp - An excimer discharge lamp comprises an electric discharge container and a pair of electrodes provided in an outer face of the electric discharge container, wherein the electric discharge container is made up of a tubular side wall on which the pair of electrodes are provided, one end wall that seals one end of the tubular side wall, and another end wall that seals another end of the tubular side wall, wherein a chip pipe made of metal or an alloy is formed on the another end wall, and wherein a dividing wall made of sapphire, YAG, or single crystal yttria is provided at a portion of the another end wall that is located in a shortest distance portion between the chip pipe and an inner face of the side wall on which the pair of electrodes is provided. | 10-14-2010 |
20100264819 | GAS DISCHARGE LAMP - The gas discharge lamp contains a lamp body and an UV unit. The UV unit contains a separate airtight chamber wrapping around at least a neck member of the lamp body and covering at least a part of a Mo tinsel inside the neck member. The airtight chamber is filled with one or more gases capable of being ionized, and is wound by a conductor whose one end is connected to a conduction wire extended out of one of the neck members. When the gas discharge lamp is turned on, the gases in the airtight chamber are ionized to produce an UV light to penetrate the discharge chamber. The gas discharge lamp therefore could have a lower starting voltage and an improved starting efficiency. Additionally, as the airtight chamber provides a heat insulation effect, the temperature-induced stress is thereby reduced. | 10-21-2010 |
20100270920 | LUCENT PLASMA CRUCIBLE - A lucent plasma crucible having a closed body for enclosing a fill material filled in a void formed within the closed body and enclosed by the closed body, the fill material being excitable by microwave energy to generate a light-emitting plasma. The crucible is dimensioned to have low order TE or TM microwave mode properties. The orders of the modes are 0, 1 or 2. Crucibles may be regular or irregular in shape. For circular cylindrical crucibles having diameter (d) in cm, length (l) in cm, and operating frequency (f) in MHZ, (d/l) | 10-28-2010 |
20110001426 | Dielectric Barrier Discharge Lamp with a Retaining Disc - A dielectric barrier discharge lamp ( | 01-06-2011 |
20110109225 | Escimer lamp - In an excimer lamp, rare gas and fluorine are enclosed inside a translucent ceramics arc tube. External electrodes are formed on an outer surface of the arc tube. A condition of 2.5+0.5 log(C | 05-12-2011 |
20110148293 | PLASMA LAMP HAVING TUNABLE FREQUENCY DIELECTRIC WAVEGUIDE WITH STABILIZED PERMITTIVITY - An electrodeless plasma lamp and method of generating light are described. The lamp may comprise a lamp body, a source of radio frequency (RF) power and a bulb. The lamp body may comprise a solid dielectric material and at least one conductive element within the solid dielectric material. The source of RF power is configured to provide RF power and an RF feed configured to radiate the RF power from the RF source into the lamp body. One or more tuning mechanisms allow tuning of the lamp body to a given resonant frequency. The bulb is positioned proximate the lamp body and contains a fill that forms a plasma when the RF power is coupled to the fill from the lamp body. The at least one conductive element is configured to concentrate an electric field proximate the bulb. | 06-23-2011 |
20120056532 | DUAL EXTERNAL ELECTRODE FLUORESCENT LAMP AND MANUFACTURING METHOD THEREOF - A new dual external electrode fluorescent lamp and a manufacturing method provides a manufacturing method of a dual external electrode fluorescent lamp comprising: (i) a step of providing a 1 | 03-08-2012 |
20120319578 | DIELECTRIC BARRIER DISCHARGE LAMP AND LAMP UNIT - A dielectric barrier discharge lamp is described, including a discharge tube having an elongated shape and enclosing a discharge gas therein, and a pair of electrodes. A portion of an outer peripheral surface of the discharge tube in a longitudinal direction of the discharge tube is defined as a light extraction area for extracting light induced in the discharge tube to an outside. The pair of the electrodes are placed on the outer peripheral surface such that the light extraction area is positioned between the pair of the electrodes in a peripheral direction of the outer peripheral surface of the discharge tube. | 12-20-2012 |
20140091706 | HIGH-PRESSURE DISCHARGE LAMP WITH A STARTING AID - A high-pressure discharge lamp with a starting aid, may includ a discharge vessel, wherein the discharge vessel has two ends with seals, in which electrodes are fastened, wherein the starting aid is fitted on the outside of the discharge vessel, wherein the starting aid has a local field amplifier having a configuration with at least one tip or edge or structure with a small radius of curvature, and wherein the starting aid produces a corona discharge which emits UV radiation into the discharge vessel. | 04-03-2014 |
20140117845 | IGNITION AID AND LAMP COMPRISED THEREOF - Embodiments of a lamp comprise an arctube and an ignition aid that couples with the arctube to allow discharge to occur at lower breakdown voltages and without the need for radioactive material (e.g., Kr | 05-01-2014 |
20140117846 | HIGH-PRESSURE DISCHARGE LAMP HAVING AN IGNITION AID - A high-pressure discharge lamp having an ignition aid, may include a discharge vessel which is fitted in an outer bulb, wherein a UV enhancer is fitted as an ignition aid in the outer bulb, wherein the UV enhancer comprises a UV-transparent can-like container having an inner wall and end side and longitudinal axis, the container enclosing with its inner wall a cavity which is filled with a gas that can emit UV radiation, an inner vent electrode, which has at least one bend or kink, being fitted in the cavity in such a way that a bend or kink lie as close as possible to the inner wall of the container, and wherein an external electrode is applied externally in the vicinity of the container. | 05-01-2014 |
20140239803 | HIGH-PRESSURE DISCHARGE LAMP HAVING AN IGNITION AID - The invention relates to a high-pressure discharge lamp having an ignition aid and comprising a discharge vessel, which is accommodated in an outer bulb. The ignition aid is a UV enhancer having a can-like container ( | 08-28-2014 |
20140320001 | HIGH-PRESSURE GAS DISCHARGE LAMP - A high pressure gas discharge lamp comprising a discharge vessel, an outer envelope enclosing said discharge vessel with an interspace between the outer envelope and the discharge vessel. A UV-enhancer having a wall enclosing an electrode space with a filling gas and an internal electrode extending from the electrode space through the wall to the interspace. Said UV-enhancer is arranged in said interspace between the outer envelope and the discharge vessel, said wall of the UV-enhancer being made of ceramic material and contains said filling gas. The electrode is directly sealed into the wall. | 10-30-2014 |