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| Number | Title | Issue Date |
| 8174191 | Dielectric barrier discharge lamp configured as a coaxial double tube having a getter A dielectric barrier discharge lamp (1) configured as a coaxial double tube comprises an inner tube (3), which is disposed coaxially inside an outer tube (2). The inner tube (3) comprises an inner electrode tube (8) provided for re... | 05/08/2012 |
| 7427836 | Image display apparatus having ion pump and electron-emitting devices in communication via mesh or stripe shaped member In an image display apparatus composed of a vacuum container having an electron source composed of multiple electron-emitting devices and a phosphor film that is irradiated with an electron from the electron source to emit light for display, an ion pump for exhausti... | 09/23/2008 |
| 7423366 | Lamp assembly A lamp assembly includes a reflector body having an integral crimping portion that extends inwardly over a channel formed in the reflector body, a seal feature arranged within the channel, a cathode assembly having an edge feature extending into the channel, and a r... | 09/09/2008 |
| 7301269 | Image display apparatus provided with an ion pump assembly arranged within an external container Provided is an image display apparatus, including: a vacuum container which includes an electron source and an anode electrode opposed to the electron source; and an ion pump arranged so as to communicate through the vacuum container, in which: an ion pump container... | 11/27/2007 |
| 7288882 | Lamp 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 |
| 7180232 | Low-pressure mercury vapor discharge lamp Low-pressure mercury vapor discharge lamp comprises a light-transmitting discharge vessel (10) enclosing, in a gastight manner, a discharge space (13) provided with a filling of mercury and a rare gas. The discharge vessel comprises discharge means ( | 02/20/2007 |
| 7095167 | Germicidal low pressure mercury vapor discharge lamp with amalgam location permitting high output A germicidal lamp having amalgam for controlling mercury vapor pressure contained in a location facilitating efficient high output operation. A low pressure mercury vapor discharge lamp has an amalgam container containing an amalgam positioned behind an electrode ou... | 08/22/2006 |
| 7083825 | Composition used in producing calcium-rich getter thin film An improved getter device and method for forming a calcium-rich getter thin film in an electronic vacuum device is disclosed. The getter device includes a powder of a Ca—Ba—Al ternary alloy composed of between 53% and 56.8% by weight of aluminum, from 36% to 41.... | 08/01/2006 |
| 6972521 | Low-pressure gas discharge lamp having a mercury-free gas filling with an indium compound A low-pressure gas discharge lamp provided with a gas discharge vessel containing a mercury-free gas filling with an indium compound in an amount of about 1 to 10 microgram per cubic centimeter and a partial pressure in the range from 1.0 to 30 micro bar, and a buff... | 12/06/2005 |
| 6919679 | Contaminant getter on UV reflective base coat in fluorescent lamps An electric lamp is provided having a luminescent layer on the lamp envelope that produces visible light when impinged by ultraviolet radiation generated within the lamp. An undercoat for the electric lamp increases the luminous efficacy of the lamp. The undercoat c... | 07/19/2005 |
| 6913504 | Method for introducing mercury into a fluorescent lamp during manufacture and a mercury carrier body facilitating such method Method for introducing a limited amount of mercury into a fluorescent lamp during manufacture thereof includes the steps of forming the lamp with an exhaust tubulation therein open at an end thereof, exhausting the interior of the lamp through the exhaust tubulation... | 07/05/2005 |
| 6905385 | Method for introducing mercury into a fluorescent lamp during manufacture and a mercury carrier body facilitating such method Method for introducing a limited amount of mercury into a fluorescent lamp during manufacture thereof includes the steps of forming the lamp with an exhaust tubulation therein open at an end thereof and provided with a ball retention structure, exhausting the interi... | 06/14/2005 |
| 6791254 | Fluorescent lamp containing a mercury zinc amalgam and a method of manufacture A fluorescent lamp containing zinc amalgam and a method of precisely controlling the amount of mercury introduced into a temperature controlled fluorescent lamp. Precise quantities of mercury may be introduced into a fluorescent lamp in the form of solid zinc amalga... | 09/14/2004 |
| 6762547 | Image display device An image display device of the present invention includes a container having a substrate; an electron source provided thereon; and an image display member which opposes the electron source substrate and which displays an image when being irradiated with electrons em... | 07/13/2004 |
| 6736927 | Apparatus for increased workpiece throughput A system is disclosed for speeding workpiece thoughput in low pressure, high temperature semiconductor processing reactor. The system includes apparatus for loading a workpiece into a chamber at atmospheric pressure, bringing the chamber down to an intermediate pres... | 05/18/2004 |
| 6707246 | Low-pressure mercury vapor discharge lamp with improved auxiliary amalgam A low-pressure mercury vapor discharge lamp is provided with a discharge vessel (10). The discharge vessel comprises tubular end portions (11; 11′), which each have a longitudinal axis (12; 12′). The discharge vessel (10) encloses a d... | 03/16/2004 |
| 6495965 | Cold cathode electronic device A cold cathode electronic device capable of removing pollution of emitter electrodes occurring during manufacturing of the device, to thereby enhance emission characteristics of the emitter electrodes and luminous efficiency of a phosphor layer. The cold ... | 12/17/2002 |
| 6479931 | Extended temperature range fluorescent lamp An extended temperature operating range low pressure discharge lamp (10) including: an envelope (12) containing an ionizable medium (20) at a selected pressure; an electrode (16, 18) sealed at each end of the envelope (12) for sustaining an electric disch... | 11/12/2002 |
| 6456004 | Fluorescent lamp having uniquely configured container containing amalgam for regulating mercury vapor equilibrium An apparatus and method for improving the performance of a lamp includes an envelope (10) enclosing an amalgam or dose (24) of mercury housed in a container (20). The container maintains mercury vapor equilibrium during lamp operation and prevents mercury... | 09/24/2002 |
| 6339287 | Fluorescent lamp containing a mercury zinc amalgam and a method of manufacture A fluorescent lamp containing zinc amalgam and a method of precisely controlling the amount of mercury introduced into a temperature controlled fluorescent lamp. Precise quantities of mercury may be introduced into a fluorescent lamp in the form of solid ... | 01/15/2002 |
| 6310437 | Fluorescent lamp extension tube amalgam holder A glass extension (24) with a cavity (32) for an amalgam (22) is added to an exhaust tube (12) or a flare (14) of a fluorescent lamp. The mouth (36) of the cavity (32) is provided with a bimetal valve having a cover portion (40) to close the cavity (32) w... | 10/30/2001 |
| 6114806 | Hermetic container A hermetic container which does not require a getter room and can reliably absorb gases released in a container. In a field emission display, the hermetic container contains a front substrate and an opposite substrate confronting each other and a spacer d... | 09/05/2000 |
| 5907216 | Low-pressure mercury vapour discharge lamp A low-pressure mercury vapour discharge lamp according to the invention is provided with a radiation-transmitting discharge vessel (10) which encloses a discharge space (11) in a gastight manner and comprises mercury as well as a rare gas. Mercury is also... | 05/25/1999 |
| 5772485 | Method of making a hydrogen-rich, low dielectric constant gate insulator for field emission device An emitter structure 12 for use in a field emission display device comprises a ballast layer 17 overlying an electrically conductive coating 16 (cathode electrode), which is itself formed on an electrically insulating substrate 18. A gate electrode compri... | 06/30/1998 |
| 5684356 | Hydrogen-rich, low dielectric constant gate insulator for field emission device An emitter structure 12 for use in a field emission display device comprises a ballast layer 17 overlying ah electrically conductive coating 16 (cathode electrode), which is itself formed on an electrically insulating substrate 18. A gate electrode compri... | 11/04/1997 |
| 5500567 | Apparatus for securing an amalgam at the apex of an electrodeless fluorescent lamp A glass rod extending through and sealed to the exhaust tube of an electrodeless SEF fluorescent discharge lamp has a metal support member at one end thereof for supporting an amalgam at or near the apex of the lamp envelope. The metal support member may ... | 03/19/1996 |
| 5294867 | Low pressure mercury vapor discharge lamp containing an amalgam A compact low pressure mercury vapor discharge lamp which utilizes an amalgam for reducing the vapor pressure of mercury by absorption. The lamp has a tubulation positioned at a location spaced from the lamp electrodes which is in communication with an ar... | 03/15/1994 |
| 5150001 | Field emission electron gun and method having complementary passive and active vacuum pumping An electron beam system comprises a vacuum enclosure, a source of electrons within the enclosure, and a passive pump located within or in communication with the enclosure for pumping gases from the enclosure. A supplemental active pump is coupled to the v... | 09/22/1992 |
| 5128106 | Lamp with an oxygen detector An oxygen detector for use in a double envelope lamp is described. The detector may be formed by nitriding a metal surface to produce a metal piece with a first visual color or state. The surface thickness is sufficient to exclude oxygen during normal ass... | 07/07/1992 |
| 4810935 | Method and apparatus for producing large volume magnetoplasmas A large volume magnetoplasma is created by (a) establishing a plasma in an electrically isolated, tubular cavity formed by a cylinder (10) containing a source of ions and electrons at low pressure, into which rf energy is coupled by an antenna (32) alongs... | 03/07/1989 |
| 4755710 | High-pressure sodium discharge lamp having reduced lamp voltage increase The invention relates to a high-pressure sodium discharge lamp intended to be operated in conjunction with an external starter or with an internal starter without a glow discharge. The lamp has an outer bulb which is provided with a lamp cap and encloses ... | 07/05/1988 |
| 4627061 | Gas laser apparatus having constant power output Gas laser apparatus comprises a cavity 10 containing a gaseous active medium, and discharge electrodes 11 and 12 between which a potential difference may be applied to produce an electric pumping discharge in the active medium. A reservoir 17 communicates... | 12/02/1986 |
| 4581557 | Stabilized high intensity discharge lamp An amalgam is disposed within the arc tube of a high intensity arc discharge lamp so as to stabilize the electrical power being supplied to the lamp against variations in line voltage. The vapor pressure of mercury in the arc tube varies as a function of ... | 04/08/1986 |
| 4430597 | Ambient pressure lamp An ambient pressure lamp for automobiles and related conveyances includes a parabolic reflector having an inner reflective surface, an outer surface, a base portion and an outer peripheral edge wherein the base portion includes a centrally located clearan... | 02/07/1984 |
| 4401869 | Hermetically sealed electrical switch with pressure regulating getter means A hermetically sealed, partially evacuated switch is maintained at a non-oxidizing residual pressure of from about 10-1 to 102 Torr by inclusion of selected hydrogen gettering metal hydride within the sealed switch envelope. The meta... | 08/30/1983 |
| 4393325 | Low-pressure mercury vapor discharge lamp with mercury amalgam The invention relates to a compact low-pressure mercury vapor discharge lamp consisting of a glass inner member which is closely surrounded by a glass cylindrical outer member, one end of which is hemispherical. The edge at the other end of the outer member is... | 07/12/1983 |
| 4382205 | Metal vapor arc lamp having thermal link diminishable in heat conduction A high pressure metal (sodium) vapor lamp comprises an outer vitreous envelope and an inner ceramic arc tube supported within it. The arc tube contains vaporizable metal in excess of the quantity vaporized in operation and the heat balance determines a co... | 05/03/1983 |
| 4346330 | Laser generated high electron density source Apparatus is disclosed for generating high density pulses of electrons thermionically. The apparatus includes a metallic target maintained within a low pressure cesium vapor atmosphere. A laser rapidly heats the cesiated target surface to a high temperatu... | 08/24/1982 |
| 4317061 | Pressure compensating device for a plasma display panel A pressure compensating device for a plasma display panel expands from an unextended position at lower altitudes to an expanded position at high altitudes to maintain the pressure differential across the panel sidewalls within predetermined limits. One em... | 02/23/1982 |
| 4314175 | Method vapor discharge lamp having specific range of xenon pressures The invention relates to a high-pressure sodium vapor discharge lamp which has a discharge vessel in which xenon and a xenon-absorbing substance are present. The xenon is absorbed partly in the absorbing substance. When the temperature is raised xenon is ... | 02/02/1982 |
