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| Number | Title | Issue Date |
| 8115390 | High pressure discharge lamp A high-pressure discharge lamp may include a ceramic discharge vessel and a longitudinal axis, with electrodes respectively being led out from the discharge vessel by means of a feed-through via capillaries, wherein a tubular cermet part, which consists of individua... | 02/14/2012 |
| 7936128 | Frit seal material, lamp with frit seal, and method for sealing a high intensity discharge lamp A high intensity discharge lamp includes an arc tube with a chemical fill, capillaries extended from the arc tube, electrodes fed through the capillaries into the arc tube, and a frit seal that seals the capillaries, where the frit seal includes silica (SiO2 | 05/03/2011 |
| 7795813 | Ultraviolet lamp for use in water purifiers A lamp is provided having terminal pins mounted on and extending outwardly along a longitudinal axis of an end cap of the lamp. The pins are offset relative to one another along the longitudinal axis. The end cap has semi-circular, parallel surfaces with an asymmetr... | 09/14/2010 |
| 7438621 | Hermetical end-to-end sealing techniques and lamp having uniquely sealed components A hermetically sealed lamp having at least one end-to-end seal. The end-to-end seal may be a material diffusion bond, a seal-material bond, or any other suitable bond. For example, the hermetically sealed lamp may have one or more endcaps butt-sealed to an arc envel... | 10/21/2008 |
| 7417364 | Light source with sealant cover A light source includes a lamp and housing. The housing has a right-angle form with a first leg for the lamp, a second leg for connecting leads for the lamp and a jointure between the legs having an aperture allowing access to the connecting leads and lead-ins. The ... | 08/26/2008 |
| 7382093 | Device for operation of a discharge lamp of the short arc type A device for operating a discharge lamp of the short arc type having a feed device which supplies a direct current to the discharge lamp when operation starts and an alternating current afterwards, in which the feed device supplies a direct current which is smaller ... | 06/03/2008 |
| 7378799 | High intensity discharge lamp having compliant seal In certain embodiments, a lamp is provided with an arc envelope including a ceramic, an end member including a material different from the ceramic, and a compliant seal disposed between the end member and the arc envelope. The compliant seal includes a plurality of ... | 05/27/2008 |
| 7372207 | Lamp and method of manufacturing a lamp A lamp comprising an elongate light source and a coaxially transparent sleeve surrounding the light source, wherein the light source is fixed at one end in the sleeve by means of a cured cement, wherein a cement barrier is present between the light source and the sl... | 05/13/2008 |
| 7362053 | Ceramic discharge vessel having aluminum oxynitride seal region The present invention is a ceramic discharge vessel for use in high-intensity-discharge (HID) lamps. The discharge vessel has a ceramic body and at least one seal region comprised of an aluminum oxynitride material. The seal region further has a surface layer for co... | 04/22/2008 |
| 7331837 | Coil antenna/protection for ceramic metal halide lamps The invention relates to a high-pressure discharge lamp of the ceramic metal halide type of the Philips MasterColor series having a molybdenum coil wrapped around the discharge vessel and at least a portion of the electrode feed through means, and having power range... | 02/19/2008 |
| 7327085 | Discharge tubes Discharge tubes for a lamp include a body portion with a first end, a second end, and a tubular member defining an interior area. The tubular member extends along an elongated axis between the first end and the second end. The discharge tube further includes a first... | 02/05/2008 |
| 7317284 | Spacer bead geometry for controlled sealing stability A shaped bead structure provides a bottom sealing periphery adjacent a non-bonding portion which may include an upper portion which may provide upper envelope stability and may but will preferably not bond to the glass envelope. The provision of a section of the gla... | 01/08/2008 |
| 7312563 | Short arc lamp According to the present invention, a short arc lamp comprises a lamp main body having a reflective surface therein, a first opening on an optical axis thereof, and a second openings, a window member provided so as to close the second opening and to define a dischar... | 12/25/2007 |
| 7297037 | Ceramic discharge chamber for a discharge lamp A ceramic discharge chamber for a lamp, according to an exemplary embodiment of the invention, comprises a first member which includes a leg portion and a transition portion, wherein the leg portion and the transition portion are integrally formed as one piece from ... | 11/20/2007 |
| 7290899 | Light source device and display device A light source device includes a discharge tube, a reflector for reflecting a light radiated from the discharge tube, and support members for supporting the discharge tube to the reflector. The support member or the discharge tube is formed of a heat insulating stru... | 11/06/2007 |
| 7279838 | Discharge tubes Discharge tubes for a lamp include a body portion with a first end, a second end, and a tubular member defining an interior area. The tubular member extends along an elongated axis between the first end and the second end. The discharge tube further includes a first... | 10/09/2007 |
| 7276852 | Lamp header with start-up conductor for an ultra high pressure bulb A lamp—suitable for use within a projector or other high-light output application—includes an ultra high pressure bulb. An extension from the bulb defines a start-up bubble. A conductor is carried by the extension of the ultra high pressure bulb, generally enclo... | 10/02/2007 |
| 7253562 | Lamp which is closed on two sides The elongate bulb (1) of the lamp, which defines a longitudinal axis (A), is closed at opposite ends by sealing parts (6; 32), with in each case one cap being fitted at one end, the cap having an electrical contact element (13; 25) which is conn... | 08/07/2007 |
| 7247990 | Crevice-less end closure member comprising a feed-through An end closure member (1) with a feed-through (5) having a feed-through entry opening (8) and a feed-through exit opening (9) and connection means (10) for forming a gas-tight connection between the end closure member (1) an... | 07/24/2007 |
| 7241966 | Wafer level package fabrication method using laser illumination The present invention relates to a WLP fabrication method capable of welding a lid wafer with a device wafer by using laser illumination. The WLP fabrication method can rapidly weld bonding metal strips of device and lid wafers with each other in order to couple the... | 07/10/2007 |
| 7227308 | Assembly for precision focus of compact PAR lamps A lamp includes a reflector including a reflective portion, a heel, and a nose, wherein the nose includes an opening. A light source is disposed in the reflector. A pair of leads connects to the light source. An eyelet protrudes through the opening in the nose and r... | 06/05/2007 |
| 7215081 | HID lamp having material free dosing tube seal A hermetically sealed lamp having at least one seal-material-free bond. The seal material-free bond may be a material diffusion bond, a mechanically deformed bond such as a cold weld or crimp, a focused heat bond such as a laser bond, or any other such bond. For exa... | 05/08/2007 |
| 7211954 | Discharge tubes Discharge tubes for a lamp include a body portion with a first end, a second end, and a tubular member defining an interior area. The tubular member extends along an elongated axis between the first end and the second end. The discharge tube includes a first end por... | 05/01/2007 |
| 7204738 | Method of forming a metal halide discharge tube and apparatus therefore A method of forming a metal halide discharge tube comprises: arranging a tubular body (110) in an essentially vertical orientation; disposing a loose-fit T-plug (100) having a cylindrical portion (106) and an annular flange (104) in an up... | 04/17/2007 |
| 7187128 | Joined bodies, luminous containers and assemblies for high pressure discharge lamps A joined body is provided, including a first member having a first joining face and sapphire exposed at the first joining face and a second member having a second joining face and sapphire or polycrystalline alumina exposed at the second joining face. The first memb... | 03/06/2007 |
| 7176632 | Slotted electrode for high intensity discharge lamp Operation of an HID lamp may be improved by forming a glow generating recess on an exterior side the electrode. The lamp may be of standard construction with a light transmissive lamp envelope having a wall defining an enclosed volume. At least one electrode assembl... | 02/13/2007 |
| 7176630 | High-pressure discharge lamp The invention relates to a high-pressure discharge lamp (1) provided with a discharge vessel (2) made of quartz glass which encloses a discharge space (3) having an ionizable filling and an electrode (4). The discharge vessel (2) i... | 02/13/2007 |
| 7164232 | Seal for ceramic discharge lamp arc tube An arc discharge metal halide lamp having a discharge chamber with visible light permeable walls bounding a discharge region through which walls a pair of electrode assemblies are supported with interior ends thereof positioned in the discharge region spaced apart f... | 01/16/2007 |
| 7132798 | Joined bodies, high pressure discharge lamps and assemblies therefor The present invention provides a joined body having a first member 7, a second member 4 and a joining material 14 interposed between the first and second members. The joining material has a porous bone structure 15 with open pores and mad... | 11/07/2006 |
| 7132797 | Hermetical end-to-end sealing techniques and lamp having uniquely sealed components A hermetically sealed lamp having at least one end-to-end seal. The end-to-end seal may be a material diffusion bond, a seal-material bond, or any other suitable bond. For example, the hermetically sealed lamp may have one or more endcaps butt-sealed to an arc envel... | 11/07/2006 |
| 7129625 | Protected lamp device A protected lamp assembly includes a tubular lamp enclosed within a tubular protective housing. The lamp is supported by grommets or bushings of a resilient material that are retained within the housing. An end cap assembly may include the bushing for the lamp and a... | 10/31/2006 |
| 7126280 | Joined bodies, assemblies for high pressure discharge lamps and high pressure discharge lamps The present invention provides a joined body having a first member, a second member and a joining material interposed between the first and second members. The joining material has a porous bone structure with open pores and made of a sintered product of metal powde... | 10/24/2006 |
| 7122953 | High pressure discharge lamp and method of manufacturing an electrode feedthrough for such a lamp A high-pressure discharge lamp includes a discharge vessel having a wall of a ceramic material. The lamp also includes at least a feedthrough of an electrode having a cermet rod. The cermet rod is connected at a first end to a first end of a predominantly tungsten e... | 10/17/2006 |
| 7116048 | Assembly for lamp construction and associated lamp and method for connecting the assembly An assembly for lamp construction, including a solid tungsten W component (10) and at least one film (9) having two contact faces, comprising a metallic molybdenum base body and a coating, which is applied at least in part to said base body and which i... | 10/03/2006 |
| 7061182 | Metal halide lamp A metal halide lamp has an arc tube including an arc tube container made of an oxide-based translucent ceramic material. The arc tube is filled with cerium halide as a luminescent material and a halide of a rare earth element that is more reactive with the ceramic m... | 06/13/2006 |
| 7057335 | Barrier coatings and methods in discharge lamps The present invention includes barrier coatings and methods for reducing or preventing chemical reaction between the discharge medium and arc tube wall material in discharge lamps. The barrier coatings comprise nitride layer exposed to the discharge medium formed fr... | 06/06/2006 |
| 7049749 | Discharge lamp, method for producing the same and lamp unit A discharge lamp includes a luminous bulb in which a luminous material is enclosed and a pair of electrodes are opposed in the luminous bulb; and a pair of sealing portions for sealing a pair of metal foils electrically connected to the pair of electrodes, respectiv... | 05/23/2006 |
| 7045960 | High-pressure discharge lamp for motor vehicle headlamps A high-pressure discharge lamp for motor vehicle headlamps having a mercury-free ionizable fill which consists of xenon with a cold filling pressure of at least 2000 hPa and metal halides. The discharge vessel has a tubular section (10) which consists of a tr... | 05/16/2006 |
| 7042157 | Lamp bracket for cold cathode lamps A lamp bracket structure for cold cathode lamps includes an anchor dock and a line coupling means. The anchor dock includes a cap, a bottom seat and a connecting section for connecting the cap to the bottom seat and allowing the cap to be moved relative to the botto... | 05/09/2006 |
| 6995513 | Coil antenna/protection for ceramic metal halide lamps The invention relates to improvements in high-pressure discharge lamps of the ceramic metal halide type of the Philips MasterColor series having a metal coil wrapped around the discharge vessel and/or at least a portion of the electrode feed through means, and havin... | 02/07/2006 |
