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| Number | Title | Issue Date |
| 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 |
| 7246761 | Process reactor and method for the electrodynamic fragmentation In a process reactor and a method for the electro-dynamic fragmentation of lumpy mineral materials by pulsed high voltage discharges, including a reaction chamber with a funnel-like bottom having a central outlet, an axially movable high-voltage electrode extending ... | 07/24/2007 |
| 7221375 | System and method for generating dithering patterns associated with a digital image A system and a method for generating dithering patterns associated with a digital image are provided. The method includes generating a first table index value indicative of a location in a first table where first, second, and third color intensity values associated ... | 05/22/2007 |
| 7197982 | Method for detection of media layer by a penetrating weapon and related apparatus and systems The present invention is directed to a system and a method for accurately locating a penetrating-type weapon within a shelter for detonation at a desired target site. The method includes reliably and accurately detecting thin layers of a shelter by use of a weapon f... | 04/03/2007 |
| 7179729 | Heat treatment apparatus and method of manufacturing a semiconductor device A heat treatment apparatus which enables a heating process for a short time with high reproducibility in a manufacturing process of a MOS transistor manufactured using a semiconductor substrate, and a method of manufacturing a semiconductor device using the heat tre... | 02/20/2007 |
| 6956326 | Gas discharge tube having insulator between aperture members The gas discharge tube in accordance with the present invention comprises at least two electrically conductive aperture members disposed within a thermoelectron transmission path between a cathode and an anode, and an insulator for electrically insulating the electr... | 10/18/2005 |
| 6561675 | Rectangular beam generating light source A light source is provided that includes a reflector for generating a substantially rectangular beam. The light source may include an arc lamp that includes a magnetic field generation means in the vicinity of the arc for reducing the arc diameter, or a s... | 05/13/2003 |
| 6462347 | Charge exchanger, ion implantation system comprising the charge exchanger, and method of controlling the rate at which the polarity of ions is changed An charge exchanger for changing the polarity of an ion beam includes an charge exchange member provided in the path of an ion beam, and through which the ion beam can pass, and charge conversion material coating the surface of the charge exchange member.... | 10/08/2002 |
| 6445118 | Lamp having conductor structure and non-conductor structure provided between filaments A fluorescent lamp of the present invention includes: a first electrode section having a first filament; a second electrode section having a second filament; a fluorescent tube in which a fluorescent substance Is applied on an inner wall of the fluorescen... | 09/03/2002 |
| 6043614 | Alternating current hid lamp with magnetic deflection A magnetic field controller has been developed, which allows magnetic deflection of the arc of an alternating current high intensity discharge (HID) lamp. The controller consists of a driving circuit and an electromagnet. The system delivers a fast switch... | 03/28/2000 |
| 5854732 | High voltage arcing switch initiated by a disruption of the electric field A high voltage switch, including: first and second electrodes having electrode surfaces; an electrically non conductive tube having an outer surface connecting the electrode surfaces; an electrically non conductive wall surrounding the tube and forming an... | 12/29/1998 |
| 5623148 | Device for the generation of electron beams The invention which relates to a device for the generating of electron beams with a vacuum chamber, in which a massive cathode (10) is arranged with a wire cathode (14) arranged above and a aperture anode (17) below the massive cathode (10) and whom below... | 04/22/1997 |
| 5121087 | Electronic resonator employing an FED resonator element An FED, modified with an electrostatically deformable anode, has a control network attached to electrodes thereof to switch the FED off as the anode is deformed by electrostatic force and switch the FED on as the anode returns to a quiescent state. Freque... | 06/09/1992 |
| 5077749 | Laser apparatus Disclosed is a laser apparatus for effecting laser oscillation by exciting a laser medium by discharge between an anode and a cathode opposedly arranged to each other in a discharge tube, comprising means disposed in the discharge tube to support both the... | 12/31/1991 |
| 5038082 | Vacuum switch apparatus A vacuum switch apparatus has an electrically insulating vacuum enclosure which is evacuated to a vacuum degree of 2×10-2 Torr or less. One set of anode and cathode electrodes is arranged in the vacuum enclosure, having capacity which permits ... | 08/06/1991 |
| 5032717 | Remote control for anode-cathode adjustment An apparatus for remotely adjusting the anode-cathode gap in a pulse power machine has an electric motor located within a hollow cathode inside the vacuum chamber of the pulse power machine. Input information for controlling the motor for adjusting the an... | 07/16/1991 |
| 4970427 | Electrode arrangement for establishing a sustained electrical arc An electrode arrangement for establishing a sustained electrical arc with a low voltage in which a pair of electrodes are initially brought together and then separated while a current is applied. The sustained arc is adapted to activate fuel flowing past ... | 11/13/1990 |
| 4970425 | Thermal device, mount, and manufacturing method A thermal device, such as a glow discharge starter, includes an hermetically sealed envelope containing an ionizable medium, a bimetallic electrode having a bimetallic element associated therewith, and a counter electrode. A mount sealed in the envelope i... | 11/13/1990 |
| 4952802 | Ion detection apparatus Ion detection apparatus has an ionizer provided with an ionizer volume for receiving a specimen to be analyzed. An electron gun is operatively associated with the ionizer for bombarding the specimen with an electron beam and converting the specimen into i... | 08/28/1990 |
| 4944280 | Separated circuit hot spark producing apparatus A spark gap producing apparatus that introduces an auxiliary gap in the electrical path between the spark source and the spark plug of an internal combustion engine is disclosed. The spark apparatus can be permanently installed such that it maintains a re... | 07/31/1990 |
| 4900982 | Electron gun design An electron gun which is rugged, provides good thermal decoupling of the hode, permits precise alignment of the electrodes to be achieved easily and allows geometric changes to be carried out with ease is described. In the cathode assembly three set scre... | 02/13/1990 |
| 4897572 | Light tube with slidable electrodes A wide angle flash tube reflector has dual involute surfaces thereon intersecting at a cusp and bent in the horizontal to intercept light from a light source adjacent the cusp and to reflect such light in a dispersion pattern that spreads the flash covera... | 01/30/1990 |
| 4894589 | Starting means, with piezoelectrically-located capacitive starting electrodes, for HID lamps A pair of starting electrodes are provided for an electrodeless high-intensity-discharge lamp of the type having an arc tube situated within the bore of an excitation coil and in the interior of which tube is to be provided a plasma arc discharge driven b... | 01/16/1990 |
| 4894590 | Spiral single starting electrode for HID lamps A single starting electrode is provided for an electrodeless high-intensity-discharge lamp arc of the type having an arc tube situated within the bore of an excitation coil and in the interior of which arc tube is to be provided a plasma arc discharge dri... | 01/16/1990 |
| 4891601 | Radio frequency multipole linear accelerator In a multipole linear accelerator such as of a quadrupole type, fine positional adjustment of the tip portions of the electrodes constituting the multipole structure can be made with electric contact kept substantially unaffected between the electrodes an... | 01/02/1990 |
| 4871943 | Photomultiplier tube having a slidable multiplier element A method of manufacturing a photomultiplier tube (10) comprising a tube body (20), a photocathode (30) and an electron multiplier element (40) destined to be placed at a small distance from the photocathode (30). According to the invention the tube (10) i... | 10/03/1989 |
| 4866330 | Device for advancing an electrode-holder element and use thereof in a shock wave generating apparatus This invention relates to a device for advancing an electrode-holder elem in particular mounted on a pulse generating apparatus of the type described in U.S. Pat. No. 2,559,227 to Rieber. This advance device comprises a radially projecting element fast w... | 09/12/1989 |
| 4843282 | Glow discharge starter containing silver This invention relates to a glow discharge starter having an hermetically sealed envelope containing an ionizable medium, a bimetallic electrode and a counter electrode located within the envelope. A silver plating completely covers the nickel-containing ... | 06/27/1989 |
| 4785254 | Pulsed particle beam vacuum-to-air interface A vacuum-to-air interface (10) is provided for a high-powered, pulsed particle beam accelerator. The interface comprises a pneumatic high speed gate valve (18), from which extends a vacuum-tight duct (26), that termintes in an aperture (28). Means (32, 34... | 11/15/1988 |
| 4745338 | Electromagnetically sustained plasma reactor An improved plasma arc reactor is provided with variably positionable electrodes, including a cylindrical anode electrode having an inner, frustoconical cavity providing a reaction chamber and a spherical cathode ball electrode mounted therein. Between th... | 05/17/1988 |
| 4733130 | Insulating tube surrouding anode tube in analytical glow discharge tube A glow discharge tube for exciting a sample in emission spectrochemical analysis or mass spectrometry, in which glow discharge is effected between the anode tube and the sample while gas is being passed, for exhaust, through the narrow gap formed between ... | 03/22/1988 |
| 4665296 | Method of and apparatus for igniting a high-frequency torch to create a high-temperature plasma of high purity An ignition element for use in igniting a high-frequency plasma torch is ungrounded and displaceable. When a tip end of the ignition element is positioned in a location in a gas to be formed into a plasma, which flows under normal pressure, and a high-fre... | 05/12/1987 |
| 4661741 | Miniature electron gun with focusing grid structure An electron gun includes a preferably non-metallic apertured grid with a flat upstream-facing surface closely spaced from and parallel to a flat emitting surface of a cathode. The grid aperture diverges in a downstream direction and has its peripheral wal... | 04/28/1987 |
| 4594532 | Multimegavolt high current switch A low cost multimegavolt high current switch that can effectively switch tages in the megavolts range and currents in the order of 200 thousand amperes. Switching is accomplished by the movement of a conductive member from a first electrically isolated p... | 06/10/1986 |
| 4591753 | Electron beam apparatus comprising a wire source An electron beam apparatus comprises an electron source with an electron emitter in the form of a wire, suitably of metal, which slides on two supports. The two supports are constructed and spaced apart at such a distance (not more than 1 millimeter) that... | 05/27/1986 |
| 4575329 | Electrode element for corona treater A corona treater includes an active electrode which has one or more insulated electrode elements slidably supported by an insulating track. A contact spring connects each electrode element to a conductive electrode bar embedded in the track, and sheet mat... | 03/11/1986 |
| 4563769 | X-Ray generator device In an X-ray generator device a target member emitting X-rays by electron bombardment is arranged in a rod-shaped tubular probe and is provided with a conically tapering front part facing a comparatively narrow aperture in a controlling electron beam diaph... | 01/07/1986 |
| 4496881 | Method of cold cathode replenishment in electron beam apparatus and replenishable cold cathode assembly This disclosure is concerned with automatically replenishable cold cathode structures and the like wherein the monitoring of a predetermined variation in electron beam performance caused by erosion of the cathode material generates control signals for adv... | 01/29/1985 |
| 4448799 | Arc-initiating trigger apparatus and method for electric arc vapor deposition coating systems A trigger apparatus and method for striking an electrical arc at the surface of a coating source material within a vapor deposition chamber is disclosed. A plunger member is mounted for axial movement in a housing configured for attachment to an inlet por... | 05/15/1984 |
| 4388560 | Filament dispenser cathode Thermionic cathode 12 for a plasma ion source 10 has tungsten wire 64 advanced by wheels 56 from supply 50 to take-up spool 58. In chamber 48, the active cathode region 64 acts with anode 16 to supply electrons for ionizing a fuel gas so the ions are disc... | 06/14/1983 |
