Assignee: ILC Technology, Inc.

Location: Sunnyvale, CA
No. of patents: 32

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Number	Title	Issue Date
6297591	Chimney-cooled arc lamp electrode An arc lamp comprising a hollowed-anode electrode with an arc-face having a central hole extending to an internal chimney. An opposing cathode electrode faces the hollowed anode electrode for providing a short electric arc around the central hole in the a...	10/02/2001
6200005	Xenon ceramic lamp with integrated compound reflectors A xenon ceramic lamp comprising a short-arc lamp with two integral reflectors disposed around the cathode arc ball to collect a wide range of elevation angles of light relative to the center longitudinal axis. The two integral reflectors and the cathode a...	03/13/2001
6034467	Compact heat sinks for cooling arc lamps A heat sink for an arc lamp comprises a thin-wall copper strip that is brazed in pleated folds between inner and outer cylindrical rings to create cooling fins. The thickness of the material used for the cooling fins can therefore be exceedingly thin, e.g...	03/07/2000
6005346	Trichrominance metal halide lamp for use with twisted nematic subtractive color light valves A primary color lamp comprises a glass envelope with a krypton arc doped with metal halides. A cesium bromide or cesium iodide solution is included with lithium iodide (LiI) to produce red light, thallium iodide (TlI) to produce green light and indium iod...	12/21/1999
5961203	Small lamp and power supply assembly A light source comprises a high intensity lamp that is clamped between four half-shell finned heatsinks. The upper heatsink half-shells for the anode and cathode ends of the lamp are mounted to an upper printed circuit board and the lower heatsink half-sh...	10/05/1999
5898270	Monocoque structure and large electrode beaded rob re-entrant seals for flashlamp-pumped solid-state laser flashlamps A pulsed high energy arc-tube flashlamp comprises a quartz flashlamp envelope that is about 2000 mm long and has an outside diameter of approximately forty-eight mm. Each end necks down to an outside diameter of about thirty-eight mm to accommodate an ano...	04/27/1999
5721465	Xenon arc lamp with improved reflector cooling A xenon arc lamp comprises a cylindrical ceramic body in which an elliptical reflector is molded to have a diameter of about 1.4 inches. The ends each have metal electrical contact rings, one for the anode and one for the cathode. The body has two differe...	02/24/1998
5672931	Arc lamp filter with heat transfer attachment to a radial arc lamp cathode heat sink A spectral filter and mounting assembly comprising a flat quartz disk with coatings to control the light spectrum, a heat transfer adapter, a split-ring retainer for use in a drop-in arc lamp assembly that includes an arc lamp with fitted cathode and anod...	09/30/1997
5621267	High-power metal halide reflector lamp A metal halide lamp includes a cast ceramic reflector almost completely comprised of alumina. A conventional metal halide bulb is positioned within the reflector. A glaze and then a dielectric coating are applied to the inside surface of the reflector, su...	04/15/1997
5569978	Flash lamp with O-ring electrode seals An arc lamp comprises an electrode assembly with O-ring seals that seal in xenon gas within a glass tube envelope and shaped electrode that, together with a contoured tube geometry inside the glass tube envelope near the electrode, will aerodynamically re...	10/29/1996
5561338	Packaged arc lamp and cooling assembly in a plug-in module A drop-in arc lamp assembly comprising an arc lamp with fitted cathode and anode heat sinks each including a thin-wall copper strip that is brazed in pleated folds between inner and outer cylindrical rings to create cooling fins. The drop-in lamp assembly...	10/01/1996
5418420	Arc lamp with a triplet reflector including a concave parabolic surface, a concave elliptical surface and a convex parabolic surface An arc lamp embodiment of the present invention comprises a triplet set of annular reflectors that gather light from an arc created between an anode and a cathode into essentially parallel beams that exit along the longitudinal axis of the generally cylin...	05/23/1995
5399931	Two kilowatt short arc lamp having a metal heat-transfer pad An embodiment of the present invention is a short arc lamp comprising an alumina ceramic cylindrically shaped body with a concave opening at one end that is silvered to form a reflector, a cathode suspended within the concave opening in opposition to an a...	03/21/1995
5299279	Short arc lamp soldering device A portable soldering device comprises a short arc lamp including an alumina ceramic cylindrically shaped body with a concave opening at one end that is plated with silver to form an ellipsoidal reflector, a cathode suspended within the concave opening in ...	03/29/1994
5072158	Silent lamp igniter The present invention comprises a transformer having a magnetic core that is smaller and shorter than the winding form for the primary and secondary coils, the core is surrounded by an sound deadening and insulating material, such as foam, and is encased ...	12/10/1991
4940922	Integral reflector flashlamp A short-arc flashlamp of the type having an internally integral reflector including an anode and cathode member mounted to extend along a central axis of symmetry of the lamp and having distal ends spaced apart to define a short-arc gap. The lamp is drive...	07/10/1990
4842404	Dual detector laser beam power monitor An apparatus for monitoring the light energy power level of a beam of light, includes beamsplitters on the axis of the light beam for directing portions of the light beam in first and second paths respectively orthogonal to the axis while transmitting the...	06/27/1989
4823043	Lens pipe arc lamp A arc discharge light pipe comprised of a sapphire light pipe, a cathode, and an anode. The anode is a hollow cylinder with an end cap having an aperture therein. The pointed cathode and the end cap of the anode form an arc gap which produces a conical ar...	04/18/1989
4785216	High powered water cooled xenon short arc lamp An arc lamp of the type having an internally integral reflector including an electrode which has an inlet passageway which deliver fluid to a point below the electrode tip and also has an outlet passageway to withdraw fluid from the electrode. The arc lam...	11/15/1988
4748739	Alignment tool An apparatus for use as an alignment and centering tool for providing a fixed spatial alignment between a rotor and a stator, including a base member and at least one finger member fixedly secured to the base member and extending generally therefrom. The ...	06/07/1988
4724352	Short-arc lamp with alternating current drive A short-arc lamp of the type having an internally integral reflector including electrodes mounted to extend along a central axis of symmetry of the lamp and having distal ends of similar shape which are spaced apart to define a short-arc gap such that the...	02/09/1988
4702716	Method for assembling arc lamp A short arc lamp includes a window assembly which can be fitted together and secured to a hollow cylindrical body member of the lamp in a single braze. The window assembly includes a transparent window, a tubular cowling member, a retaining ring and strut...	10/27/1987
4658179	Arc lamp for one-step brazing A short arc lamp includes a window assembly which can be fitted together and secured to a hollow cylindrical body member of the lamp in a single braze. The window assembly includes a transparent window, a tubular cowling member, a retaining ring and strut...	04/14/1987
4649267	Automatic gain control circuit for encoder A gain control circuit for a light source in an optical encoder derives a signal from the phototransducers that receive the light through the encoder disc. In one embodiment, a signal is taken between the transducer and potential source and in alternative...	03/10/1987
4633128	Short arc lamp with improved thermal characteristics A short arc type lamp having a concave reflecting wall including a convex space formed behind the concave wall such that the reflecting wall is relatively thin near the focal point of the lamp and relatively thicker radially outward. A copper sleeve membe...	12/30/1986
4599540	High intensity arc lamp An improved short-arc gas discharge lamp having a solid ceramic body with an integral reflector surface. The lamp includes a sapphire window, fitted to one end of the ceramic body, and a thermally and electrically conductive base fitted to the opposite en...	07/08/1986
4376906	Electrode ribbon seal assembly An improved high intensity metal halide lamp constructed from a lamp envelope assembly to which are fused a pair of mating prebeaded electrode assemblies. The lamp envelope assembly is formed from an arc discharge envelope to which are attached a pair of ...	03/15/1983
4271363	Apparatus and method for selectively generating infrared radiation A selective infrared radiation source includes an opaque body of boron nitride positioned to surround a resistive element capable of being heated by the passage of electrical current therethrough, said boron nitride body and resistive element being enclos...	06/02/1981
4266180	Method of and means for high performance direct current electrical pulse generation utilizing mechanical energy storage A method of converting inertial mechanical energy into a high energy direct current electrical pulse of short time duration is disclosed. Apparatus for practicing the method is described. According to the invention, a rotating mass is provided together wi...	05/05/1981
4112204	Battery terminal seal structure An electrical terminal having an insulating seal structure is disclosed which terminal is particularly adapted for use in high energy batteries. The fabrication of the seal structure by sealing two metallic members between two annular ceramic members is d...	09/05/1978
4038117	Process for gas polishing sapphire and the like A process for polishing surfaces of sapphire or similar materials to remove surface imperfections visible at magnifications of 1,000X or higher regardless of the shape of the surface, is disclosed, which process comprises the steps of heating the material...	07/26/1977
3984719	Internally sealed lamp A light source lamp apparatus having a lamp housing envelope with a circular opening and an electrode assembly disposed and sealed within the interior of the envelope about said opening. The electrode assembly includes an electrode support shaft with an e...	10/05/1976

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Assignee: ILC Technology, Inc.