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Electric lamp and discharge devices

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Class / Patent application numberDescriptionNumber of patent applications / Date published
313483000 WITH LUMINESCENT SOLID OR LIQUID MATERIAL 3309
313567000 WITH GAS OR VAPOR 755
313011000 WITH TEMPERATURE MODIFIER 435
313118000 SPARK PLUGS 293
313110000 WITH OPTICAL DEVICE OR SPECIAL RAY TRANSMISSIVE ENVELOPE 179
313317000 WITH ENVELOPE 88
313001000 PLURAL UNIT 72
313326000 ELECTRODE AND SHIELD STRUCTURES 66
313364000 CATHODE RAY TUBE 56
313523000 PHOTOSENSITIVE 54
313310000 DISCHARGE DEVICES HAVING A THERMIONIC OR EMISSIVE CATHODE 49
313238000 WITH SUPPORT AND/OR SPACING STRUCTURE FOR ELECTRODE AND/OR SHIELD 40
313306000 DISCHARGE DEVICES HAVING THREE OR MORE ELECTRODES 29
313311000 DISCHARGE DEVICES HAVING AN ELECTRODE OF PARTICULAR MATERIAL 29
313231010 FLUENT MATERIAL SUPPLY OR FLOW DIRECTING MEANS 27
313309000 DISCHARGE DEVICES HAVING A MULTIPOINTED OR SERRATED EDGE ELECTRODE 24
313553000 WITH GETTER 20
313359100 WITH POSITIVE OR NEGATIVE ION ACCELERATION 12
313315000 INCANDESCENT LAMPS 11
313049000 WITH DETACHABLE ELECTRICAL CONNECTOR OR SUPPORT 11
313323000 COMBINED 9
313235000 IMPERFECT ELECTRICAL CONTACT BETWEEN ELECTRODES 9
313153000 WITH MAGNETIC DEVICE 7
313313000 WITH ELECTRICAL SHIELD OR STATIC CHARGE DISTRIBUTION MEANS 6
313564000 HAVING VAPOR GENERATING MATERIAL 6
313358000 MISCELLANEOUS (E.G., ELECTROLYTIC LIGHT SOURCE) 6
313293000 DISCHARGING DEVICES WITH APERTURED ELECTRODE (E.G., GRID) INTERPOSED BETWEEN TWO ELECTRODES 4
20090153011INJECTOR FOR BETATRON - An electron acceleration portion of a Betatron having a vacuum chamber with an interior wall spaced from an exterior wall with a main electron orbit located approximate to the exterior wall and the interior wall. An electron injector has an anode structured and arranged adjacent a wall selected from the group consisting of the interior wall and the exterior wall that is shaped so as to not impede the main electron orbit. There is at least one electron deflection plate disposed approximate an anode end of the anode and the main electron orbit. There can be two electron deflection plates spaced apart that form a gap of a width effective to receive emitted electrons from the electron injector. Such that, there is a voltage potential between the two electron deflection plates that is effective to deflect emitted electrons towards the main electron orbit.06-18-2009
20090115305TRIODES USING NANOFABRIC ARTICLES AND METHODS OF MAKING THE SAME - Vacuum microelectronic devices with carbon nanotube films, layers, ribbons and fabrics are provided. The present invention discloses microelectronic vacuum devices including triode structures that include three-terminals (an emitter, a grid and an anode), and also higher-order devices such as tetrodes and pentodes, all of which use carbon nanotubes to form various components of the devices. In certain embodiments, patterned portions of nanotube fabric may be used as grid/gate components, conductive traces, etc. Nanotube fabrics may be suspended or conformally disposed. In certain embodiments, methods for stiffening a nanotube fabric layer are used. Various methods for applying, selectively removing (e.g. etching), suspending, and stiffening vertically- and horizontally-disposed nanotube fabrics are disclosed, as are CMOS-compatible fabrication methods. In certain embodiments, nanotube fabric triodes provide high-speed, small-scale, low-power devices that can be employed in radiation-intensive applications.05-07-2009
20110074274FIELD EMISSION CATHODE STRUCTURE AND FIELD EMISSION DISPLAY USING THE SAME - A field emission cathode structure includes a dielectric layer, a field emission unit, a grid electrode, and a conductive layer. The dielectric layer is positioned on the insulating substrate and defines a cavity. A field emission unit is attached on the cathode electrode and received in the cavity of the dielectric layer. The field emission unit is electrically attached to the cathode electrode. The grid electrode is located on the dielectric layer, and electrons emitted from the field emission unit emit through the grid electrode. The conductive layer is electrically attached to the grid electrode and insulated from the field emission unit. A field emission display device using the above-mentioned field emission cathode structure is also provided.03-31-2011
20130169142Electronic Device Graphene Grid - A device includes an anode, a cathode, and a grid configured to modulate a flow of electrons from the cathode to anode. The grid is made of graphene material which is substantially transparent to the flow of electrons.07-04-2013
313312000 WITH CASING OF JACKET FOR ENVELOPE 4
20090267480HIGH-PRESSURE DISCHARGE LAMP AND LIGHTING EQUIPMENT - A high-pressure discharge lamp includes a luminous tube, a translucent protective tube disposed to cover the luminous tube, and a light-cutting layer formed on an outer or inner surface of the protective Lube and includes, as a main component, metal oxide particles which absorb light having a wavelength no greater than 600 nm and allow light having a wavelength of greater than 600 nm to permeate, the light-cutting layer having optical properties that a cut ratio of light having a wavelength of 450 nm is confined to 20-50%.10-29-2009
20110175516BULB SHELL FOR LED LIGHT BULBS - A bulb shell includes a transparent shell base having an opening, a largest outer diameter and a light projection surface defined by a critical boundary on the shell base, and a coating on the shell base in a region between the opening and the critical boundary to increase brightness of the light projection surface. The critical boundary lies between a first position where the largest outer diameter is located and a second position distant from the first position by 33% of the dimension of the largest outer diameter in a direction away from the opening. The coating will significantly increase the brightness of the light projection surface when the bulb shell is used in a LED light bulb.07-21-2011
20090184621Plasma Display Apparatus and Method of Manufacturing Same - A plasma display apparatus and a method of manufacturing a plasma display apparatus are provided. According to the invention, the accuracy of alignment of the plasma display apparatus is improved. A plasma display apparatus according to one embodiment of the present invention comprises a plasma display panel for producing images and a chassis to which the plasma display panel is attached. The plasma display panel comprises at least one aligning mark and is attached to a first surface of the chassis. The chassis comprises at least one aligning hole corresponding in position to the position of the aligning mark on the plasma display panel. The chassis comprises aluminum and an anti-reflective material. The anti-reflective material is present in the chassis in an amount ranging from about 12 to about 26 parts by weight per 100 parts by weight aluminum.07-23-2009
20110181172Fold and Spiral CFL Bulb Safety Cups, Diffusion Covers and Shade Assemblies - Screw-on or slip-on covers, in the form of transparent or translucent plastic sleeves for CFLs functioning as diffusers and cups for handling bulbs during installation, removal and as a safety receptacle for mercury-contaminated broken bulbs. The covers have interior surfaces contoured to the various sizes of CFL tube configurations, spiral or axially folded tubes, so that they are securely retained when screwed or slipped onto the tubes. The inventive covers may be used in any orientation, open end up, down or horizontal, so that they are equally useful for upright CFLs in lamps, horizontally oriented CFLs screwed into wall sockets, or downwardly oriented or angled CFLs screwed into horizontal or sloped ceiling fixtures. The inventive covers function as light diffusers and hide the tubes in more pleasing external shapes. Attractive sleeve colors, designs and surface textures are disclosed. Shades and shade frames may be secured to the inventive CFL covers.07-28-2011
313325000 MISCELLANEOUS DISCHARGE DEVICES 4
20090096346Sheet-shaped heat and light source, method for making the same and method for heating object adopting the same - The present invention relates to a sheet-shaped heat and light source. The sheet-shaped heat and light source includes a carbon nanotube film and at least two electrodes. The at least two electrodes are separately disposed on the carbon nanotube film and electrically connected thereto. The carbon nanotube film includes a plurality of carbon nanotubes arranging isotropically, along a fixed direction, or along different directions. Moreover, a method for making the sheet-shaped heat and light source and a method for heating an object adopting the same are also included.04-16-2009
20100194261EVALUATION METHOD OF DEVICE LAYER STRUCTURE DESIGN FOR LIGHT EMITTING DEVICE, EVALUATION APPARATUS AND LIGHT EMITTING DEVICE - The present invention is intended to evaluate outgoing light from a light emitting device including a structure in which four or more layers of thin films, including a light-emitting layer, are laminated, in a shorter period of computation time, as compared with conventional methods. An evaluation method for the device layer structure design of a light emitting device is a method for evaluating outgoing light from a light emitting device including a structure in which four or more layers of thin films, including a light-emitting layer, are laminated, using an information processing apparatus, the method including: an input step (S08-05-2010
20100176709Lamp base - The invention relates to a lamp base (07-15-2010
20130140976METHOD OF MANUFACTURING MICROFLUIDIC CHIP, MICROFLUIDIC CHIP, AND APPARATUS FOR GENERATING SURFACE PLASMON RESONANT LIGHT - A method of manufacturing a microfluidic chip includes: irradiating, with a laser light, an area to be provided with a valley for storing a fluid on a surface of a substrate so as to form a modified region having a periodic pattern formed in a self-organizing manner in a light-collecting area of the laser light, the laser light having a pulse width for which the pulse duration is on the order of picoseconds or less; carrying out an etching treatment on the substrate in which the modified region is formed, removing at least some of the modified portion so as to provide the valley, and forming a periodic structure having a plurality of groove portions along one direction which have a surface profile based on the periodic pattern on at least a bottom surface of the valley; and forming a metal layer that covers the periodic structure of the bottom surface.06-06-2013
313062000 CYCLOTRONS 3
20100283371ISOTOPE PRODUCTION SYSTEM AND CYCLOTRON HAVING REDUCED MAGNETIC STRAY FIELDS - A cyclotron that includes a magnet yoke that has a yoke body that surrounds an acceleration chamber and a magnet assembly. The magnet assembly is configured to produce magnetic fields to direct charged particles along a desired path. The magnet assembly is located in the acceleration chamber. The magnetic fields propagate through the acceleration chamber and within the magnet yoke. A portion of the magnetic fields escape outside of the magnet yoke as stray fields. The magnet yoke is dimensioned such that the stray fields do not exceed 5 Gauss at a distance of 1 meter from an exterior boundary.11-11-2010
20110227470B-K electrode for fixed-frequency particle accelerators - An electrode for fixed-frequency particle accelerators geometrically compensating for relativistic mass increase by placing the acceleration gap at the location of the particle at each peak of the accelerating electric field.09-22-2011
20080246385EGGBEATER TRANSPARENT CATHODE FOR MAGNETRONS AND UBITRONS AND RELATED METHODS OF GENERATING HIGH POWER MICROWAVES - An “eggbeater” cathode comprising a transparent cathode including a plurality of longitudinally oriented cathode strips anchored at both ends between support discs and forming an open-walled hollow cylindrical structure. A cathode base is disposed substantially coaxially with a longitudinal axis of the transparent cathode and surrounded by the plurality of cathode strips, wherein the support discs secure the cathode strips to the cathode base and result in a cathode that is more robust in harsh operating environments compared with a simple transparent cathode.10-09-2008
313054000 WITH RADIOACTIVE MATERIAL 3
20080272680Alpha Fusion Electrical Energy Valve - Alpha particles are directed and focused onto a delta-ray cathode target, where an alpha fusion reaction is generated. Delta radiation or high-energy secondary electrons are generated from the said alpha reaction. The cathode also becomes thermally active generating thermionic electrons. The electrons flow in the direction of an anode that absorbs their energy, generating electrical current in one direction, known in the electrical field as direct current.11-06-2008
20130009532High Intensity Discharge Lamp with Ignition Aid - A high intensity discharge lamp includes an electrically insulating arc tube. A sealed shroud encloses the arc tube. An electrically conductive frame member is disposed inside the shroud and is electrically connected to an electrical conductor that extends in the arc tube. Electrically conductive foil is fastened to the frame member and forms a closed loop that encircles a leg of the arc tube by an angle in a range of at least 270 degrees to 360 degrees. The foil can be connected to the frame member and to itself. A distance from an outer surface of a flange of the arc tube leg to a proximal edge of the foil can range from 1.5 to 8 mm. A width of the foil can range from 1 mm to 4 mm.01-10-2013
20130093310HIGH INTENSITY DISCHARGE LAMP WITH COILED WIRE IGNITION AID - This disclosure features a high intensity discharge lamp comprising an electrically insulating arc tube comprised of light transmissive material. Electrical conductors or electrodes are each spaced apart from each other inside the arc tube. A shroud comprised of light transmissive material encloses the arc tube. An electrically conductive frame member is disposed in an interior of the shroud and is electrically connected to one of the electrical conductors. An ignition aid is electrically attached to the frame member and comprises a coil of electrically conductive wire that is disposed around the arc tube.04-18-2013
313010000 WITH TEMPERATURE INDICATOR 3
20100084958LED Structure, Manufacturing Method Thereof and LED Module - A light emitting diode (LED) structure, a manufacturing method thereof and a LED module are provided. The LED structure has temperature sensing function. The LED structure comprises a composite substrate and an LED. The composite substrate comprises a diode structure whose P-type semiconductor region or N-type semiconductor region has a predetermined doping concentration. The diode structure is a temperature sensor, and the sensitivity of the temperature sensor is based on the predetermined doping concentration. The LED is disposed on the composite substrate. The diode structure is used for sensing the heat emitted from the LED.04-08-2010
20090167133ELECTRONIC TUBE - An electronic tube and an improved system for actuating the electrodes and/or the heating of a tube and for determining the service life of a tube is provided. The electronic tube has an evacuated or gas-filled region, in which one or several electrodes as well as a device for measuring the temperature of one of the electrodes are arranged. The electrode temperature of a tube may be precisely determined with relatively little effort. The service life of the tube may be predicted more precisely. By monitoring the electrode temperature and correspondingly actuating the electrodes and/or the electrode heating, it is possible to keep the electrode temperature precisely to the desired value (target value).07-02-2009
20100219733LIGHT EMITTING DEVICE PACKAGE FOR TEMEPERATURE DETECTION - A light emitting device package and a lighting system are provided. According to one embodiment, a functional substrate; at least one light emitting element bonded onto the functional substrate; and at least one design-in thermal detection unit built onto the functional substrate are provided, wherein the design-in thermal detection unit is proximate to the light emitting element, and wherein the design-in thermal detection unit is configured to detect the temperature and transmit a temperature signal. The design-in thermal detection unit may be an NTC thermistor based on a semiconductor substrate. A control system may be included to detect temperature and make any necessary current adjustments in order to maintain consistent performance of the light emitting element.09-02-2010
313234000 ELECTRODE EXTERIOR TO ENVELOPE 2
20090267478EXTERNAL ELECTRODE FLUORESCENT LAMP AND MANUFACTURING METHOD OF THE SAME - An external electrode fluorescent lamp includes a glass tube made of soft glass, and external electrodes affixed to outer surfaces of both ends of the glass tube. The fluorescent lamp further includes a joining material applied between at least the glass tube and the external electrodes for affixing the external electrodes, which are made up of a material having a thermal expansion coefficient that is larger than that of the glass tube. According to the manufacturing method of the fluorescent lamp, first, the external electrodes are attached to the outer surface of each end of the glass tube, the external electrodes are then immersed in fused solder, and finally, the glass tube is cooled to room temperature. In this manner, the external electrodes are affixed to the outer surface of the glass tube via soldering.10-29-2009
20120306347Ultraviolet Enhancer (UVE) Holder - An ultraviolet enhancer (UVE) holder (12-06-2012
313552000 HAVING PRESSURE CONTROL OF GAS OR VAPOR 2
20100134000LOW-PRESSURE MERCURY VAPOR DISCHARGE LAMP WITH AMALGAM CAPSULE HAVING AMALGAM CHAMBER - An amalgam capsule (06-03-2010
20090140651Discharge Light Source06-04-2009
313009000 FILAMENT AND SEPARATE INCANDESCENT BODY 1
20090021131Lamp with high efficiency linear polarized light output - What is described is are two techniques to improve the efficiency of a lamp, one being energy recycling and the second being linear polarization recycling both of which can be implemented singularly or together in an incandescent or gas discharge lamp outputting an improved illumination and/or linear polarized illumination at a improved efficiency; the linear polarized lamp being desirable for use in an LCD projector and other applications requiring linear polarized illumination. The lamp utilizes one or more wasted energy recycling techniques. One technique is use of reflective polarization filter over the exit aperture that reflects wasted polarization back to the surface of the reflector wherein the polarization is partially randomized by the dielectric reflective coating on the lamp reflector for recycling and redirecting the polarized radiation back to the exit aperture; another technique is to place a candoluminescent material in proximity of the filament, housed in a transparent envelope, to intercept the wasted radiation and be heated to output desirable illumination via candoluminescence.01-22-2009
313230000 DISCHARGE DEVICE WITH POSITIVE ION EMITTER 1
20110115362ION-GENERATING DEVICE AND ELECTRICAL APPARATUS - An ion-generating device includes a discharge electrode and an induction electrode. The discharge electrode has a needle-like tip. The induction electrode has a circular through hole. The tip of the discharge electrode penetrates the through hole of the induction electrode, and protrudes upward with respect to an upper surface of the induction electrode. It is thereby possible to obtain an ion-generating device capable of improving ion emission efficiency, and an electrical apparatus provided with the ion-generating device05-19-2011
313545000 HAVING VALVE WITH GETTER, GAS/VAPOR GENERATING MATERIAL OR PRESSURE CONTROL MEANS 1
20090212700High brightness excimer lamp - A high brightness excimer light source has an elongated tube containing an excimer-forming gas and electrodes for exciting the gas to form a plasma, and thus create excimers such as a rare gas halogen excimer or a rare gas excimer. Light emitted from the excimer propagating axially along the tube passes out of the tube through an exit device such as a lens or optical fiber at one or both ends of the tube.08-27-2009
313513000 WITH CHARACTER DISPLAY (E.G., DIGITS OR LETTERS) 1
20100213836Character Display Module - A character display module comprises a character organic light emitting diode panel, a printed circuit which is electrically connected to the character organic light emitting diode panel, a drive controller which is disposed on the printed circuit board to drive and control the character organic light emitting diode panel, and a frame which is used to position the character organic light emitting diode panel on the printed circuit board. Therefore, such an arrangement provides a lighter, thinner, high quality, cost-saving and energy-saving character display module.08-26-2010
313232000 ELECTRODES IMMERSED IN LIQUID 1
20130113359FIELD EMISSION DEVICES INCLUDING NANOTUBES OR OTHER NANOSCALE ARTICLES - The present invention provides devices comprising an assembly of carbon nanotubes, and related methods. In some cases, the carbon nanotubes may have enhanced alignment. Devices of the invention may comprise features and/or components which may enhance the emission of electrons and may lower the operating voltage of the devices. Using methods described herein, carbon nanotube assemblies may be manufactured rapidly, at low cost, and over a large surface area. Such devices may be useful in display applications such as field emission devices, or other applications requiring high image quality, low power consumption, and stability over a wide to temperature range.05-09-2013
313146000 WITH MOVABLE ELECTRODE OR SHIELD 1
20090121604ELECTRODE AND ARRANGEMENT WITH MOVABLE SHIELD - The present invention comprises an electrode arrangement for a coating device with a stationary first electrode (05-14-2009
313237000 WITH ELECTRODE REPLACEMENT MEANS OR DEMOUNTABLE 1
20090184620ELECTRODE CAP FOR ELECTRICAL DISCHARGE REACTOR - An electrode cap having a horseshoe-shaped conductor clip that has an opening at a closed end for receiving an electrode, the conductor clip fitted over a tube crimp; a cylindrical base cap having an elongated bump at one end of the base cap parallel to the axis of the base cap; and a cylindrical top cap closed on one end, having an inside diameter larger than the outside diameter of the base cap; and a spring for pressing a plate against the base cap.07-23-2009
313163000 LIQUID ELECTRODE DISCHARGE DEVICES 1
20120133265LIQUID ANODE RADIATION SOURCE - The present disclosure relates to a liquid anode radiation source (05-31-2012

Patent applications in all subclasses Electric lamp and discharge devices