Matches 1 - 50 out of 198 1 2 3 4 >
Match Document Document Title
7615929 Ceramic lamps and methods of making same  
A lamp having a ceramic arc envelope, an end structure coupled to the ceramic arc envelope and extending across an opening in the ceramic arc envelope, where the end structure comprises a...
7602115 Electrode system with a current feedthrough through a ceramic component  
An electrode system with a current feedthrough through a ceramic discharge vessel is provided which, on one hand, increases the visible output of lamps and, on the other hand, allows smaller...
7573201 Dielectric barrier discharge lamp having pluggable electrodes  
The invention relates to a dielectric barrier discharge lamp having outer electrodes which have ends in the form of plug connection elements.
7560865 Discharge lamp of the short arc type  
A discharge lamp of the short arc type having an arc tube, a hermetically sealed tube at each of opposite ends of the, a pair of electrodes which are located in the arc tube, electrode rods which...
7525252 Sealing tube material for high pressure short-arc discharge lamps  
The present invention is directed to the use of a molybdenum-rhenium alloy in the construction of sealing tubes for high pressure discharge lamps.
7514871 High-pressure gas-discharge lamp with improved temperature resistance  
The invention relates to a high-pressure gas-discharge lamp, having at least one gastight fused press-seal between a glasslike material and molybdenum, wherein the molybdenum in the fused...
7453212 Ceramic discharge vessel having tungsten alloy feedthrough  
A tungsten alloy feedthrough for ceramic discharge vessels is used to form a hermetic seal with the ceramic body of the discharge vessel. The tungsten alloy comprises tungsten alloyed with a metal...
7448784 Lighting device  
A branch portion of a socket is formed into a thin cylindrical shape so that it can be elastically displaced, end faces of both side plates of a lamp reflector are made to be points for...
7443091 Hermetical lamp sealing techniques and lamp having uniquely sealed components  
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...
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...
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...
7402954 High-pressure discharge lamp, having a seal comprising a gas-filling cavity  
A high-pressure discharge lamp ( 1 ) having a quartz glass discharge vessel ( 2 ) enclosing a discharge space ( 3 ) with an ionizable filling, wherein a first electrode ( 4 ) and a second electrode...
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...
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,...
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...
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...
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...
7301282 High pressure mercury lamps and sealing members therefor  
An object of the invention is to reduce the adverse effects due to a difference of thermal expansion between a conductive sealing member and a light-emitting vessel and to provide a reliable high...
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...
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...
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...
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...
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...
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...
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...
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...
7144288 Process for producing a discharge lamp by softening a support element outside of a discharge chamber  
A process for producing a discharge lamp which is designed for dielectric barrier discharges in which, during a filling step, before the discharge chamber is closed, a part of the discharge vessel...
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...
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...
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...
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,...
7112923 Lamp assembly with a retainer connecting a stem to a lamp capsule  
A stem and lamp capsule are connected together as an assembly using a retainer such that the stem is clamped to one end of the retainer and the capsule is clamped to the other end of the retainer....
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...
7015632 Light source device, method of producing the same, and display apparatus  
The present invention relates to a light source device including discharge tubes that emit light by discharging in a thin atmosphere, a method of producing the light source device, and a display...
6992445 High intensity discharge lamp with single crystal sapphire envelope  
Described is a high intensity discharge lamp including a lamp bulb envelope, first and second electrodes, a seal and a fill situated within the lamp bulb envelope. The lamp bulb envelope is...
6969950 Sealing foil and associated lamp having this foil  
Sealing foil for making a lamp ( 1 ), comprising a metallic base body made from molybdenum and a coating which has been applied to at least part of the base body and which contains chromium,...
6965202 High pressure discharge lamp and lamp unit  
A high pressure discharge lamp includes a luminous bulb enclosing a luminous substance therein; and a sealing portion for retaining airtightness of the luminous bulb. The sealing portion has a...
6954032 Discharge lamp of the short arc type  
A discharge lamp of the short arc type with high arc stability in which the arc is prevented from fluctuating during operation is achieved by providing a short arc discharge lamp in which the...
6897612 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...
6891332 Arc tube capable of preventing occurrence of leak due to cracks and manufacturing method therefore  
An arc tube, which is capable of prolonging the life thereof by preventing occurrence of a leak caused from a crack of an arc-tube body, has the average surface roughness of each of outer surfaces ...
6882109 Electric discharge lamp  
The reliability of the airtight sealed section is improved by providing a metallic or ceramic insertion member at a portion positioned between an electricity introducing member and a narrow tube in...
6863586 Manufacturing method for a sealing plug used in sealing an arc tube, sealing plug, and discharge lamp  
A sealing plug used for sealing an arc tube, and formed from a plurality of sintered layers. The sealing plug is obtained by conducting a slurry preparation step of preparing slurries corresponding...
6861806 Super-high pressure discharge lamp of the short arc type  
An arrangement with relatively high pressure tightness in a super-high pressure mercury lamp of the short arc type which is operated with an extremely high mercury vapor pressure is achieved by the...
6850009 Joined body and high pressure discharge lamp  
A high pressure discharge lamp including a ceramic discharge tube defining an inner space and having an opening formed within an end portion thereof, an electrode system provided within the inner...
6843698 Arc tube and method of producing the same  
Before an electrode assembly is inserted into a quartz glass tube, a reinforcement bending process is applied to a metal foil. Even when a vibration load acts on the electrode assembly during the...
6819047 High pressure discharge lamps, and assemblies and discharge vessels therefor  
A ceramic discharge vessel having end portions and an inner space formed therein is filled with an ionizable light emitting substance and a starter gas. The end portion has an inner wall surface...
6815892 Discharge lamp with metal oxide coating  
In a discharge lamp which has a silica glass discharge vessel with an arc tube portion and hermetically sealed portions in which in the hermetically sealed portions of this discharge vessel metal...
6809478 Metal halide lamp for automobile headlight  
A metal halide lamp for an automobile headlight is provided, which includes an arc tube in which a pair of tungsten electrodes are provided at both ends and a metal halide as a main component of a...
6791267 High pressure discharge lamps, lighting systems, head lamps for automobiles and light emitting vessels for high pressure discharge lamps  
A high pressure discharge lamp 1 A has a light emitting vessel 2 A made of a semitransparent ceramic material and having a pair of end portions 2 a each with an opening formed in the end...
6787996 Lamp seal using functionally gradient material  
To provide a lamp seal that avoids cracking of the functionally gradient material in the manufacturing process, that assures adequate mechanical strength of the finished product, and that has...
Matches 1 - 50 out of 198 1 2 3 4 >