Matches 1 - 50 out of 292 1 2 3 4 5 6 >
Match Document Document Title
7575343 Faceted par lamp  
A PAR lamp ( 10 ) has a body ( 12 ) with an internal reflector surface ( 14 ) disposed about a longitudinal axis ( 16 ). A cavity ( 18 ) is provided at one end ( 20 ) of the body ( 12 ) and an arc...
7402952 Incandescent lamp with a carbon cycle and a halogen cycle  
The incandescent lamp, which uses a carbon cycle process, is equipped with a luminous body which, together with a fill, is introduced in a vacuum-tight manner into a bulb, the luminous body...
7397192 Halogen incandescent lamp  
Disclosed is a halogen incandescent lamp having a lamp vessel, which is sealed at one end and in which at least one luminous element is accommodated, a vessel section 42 being in the form of a...
7211957 Alumino earth-alkali silicate glasses with high thermal capacity for light bulbs and use thereof  
An alumino earth-alkali silicate glass for lamp bulbs of tungsten halogen incandescent lamps has the following glass composition (% by weight) that reduces discoloration during operation of the...
7122960 Emission device for an ultra-high pressure mercury lamp  
An emission device for an ultra-high pressure mercury lamp which maintains an electrode tip shape by which a stable discharge can always be carried out is achieved for a short arc ultra-high...
7106002 Light bulb with glass envelope having light transmission of a wavelength only up to 700 nm  
A light bulb that is with glass envelope having light transmission of a wavelength only up to 700 nm has an incandescent filament enclosed in a glass envelope that transmits substantially no...
7097528 Method for producing a high pressure discharge lamp, with sealing portion having first and second glass members  
A high pressure discharge lamp 100 comprises a luminous bulb 1 enclosing a luminous substance 6 inside and a sealing portion 2 for retaining the airtightness of the luminous bulb 1 . The...
7097529 Method for producing a high pressure discharge lamp, with sealing portion having first and second glass members  
A glass pipe 80 for a discharge lamp is prepared which includes a luminous bulb portion 1′ that will be formed into a luminous bulb of a high pressure discharge lamp and a side tube portion ...
7038381 Halogen lamp and method of its manufacture  
A halogen lamp includes a pair of lead members, a filament bonded to and between the pair of lead members and a glass bulb encasing and sealing the filament and at least portions of the pair of...
6956328 Tungsten halogen lamp with halogen-containing compound and silicon-containing compound  
A tungsten halogen lamp ( 10 ) includes a light transmissive envelope ( 12 ), which encloses a tungsten filament ( 14 ) and a gaseous fill comprising an inert gas and a halogen-containing gas, such...
6913503 High pressure discharge lamp and method of production therefor  
A high pressure discharge lamp includes a quartz glass bulb and a pair of electrodes. Each electrode of the pair of electrodes is disposed so as to be opposite the other in the quartz glass bulb....
6879102 Incandescent lamp for motor vehicle headlights  
The invention relates to an incandescent lamp for motor vehicle headlights, having at least one incandescent filament ( 2 ) arranged inside the lamp vessel, and a shading device ( 4 ). A coil exit...
6803721 Halogen incandescent lamp  
The invention relates to a halogen incandescent lamp for operating on line voltage, at least comprising a hermetically sealed, cylindrical bulb ( 2 ) made from transparent material, a filling made...
6784605 Halogen incandescent lamp and a lighting apparatus using the lamp  
A halogen incandescent lamp comprises a light-transmitting envelope filled with a gas including a halogen gas and an inert gas. A pair of inner conductive wires is arranged in the envelope. A...
6717339 Light bulb provided with a device for preventing short-circuits  
The invention relates to a light bulb comprising a base BA to which a filament FIL is connected, which filament is intended to emit a luminous radiation and has turns arranged in spiraling fashion...
6690102 Electric lamp  
The electric lamp has a light source ( 3 ) having a first ( 31 ) and a second light-generating portion ( 32 ) in a concave reflector ( 2 ). The reflector has an axis of symmetry ( 20 ) and a first...
6686694 Method for marking quartz glass lamps and quartz glass lamps produced using this method  
The present invention relates to a method for marking quartz glass lamps having at least one fusible metal foil 10, 12 , which is surrounded by quartz glass, for supplying electric voltage to...
6667573 Halogen incandescent lamp  
A halogen incandescent lamp, in particular a miniature halogen incandescent lamp with an electrical power consumption of at most 10 W, that is suitable for use in a pocket lamp. The outside...
6661177 High-pressure discharge lamp with ignition circuit including halogen incandescent lamp  
The invention relates to a high-pressure discharge lamp comprising a discharge vessel which is enclosed, with clearance, by an outer bulb. The outer bulb is closed at one end by a lamp cap. The...
6650042 Low-wattage fluorescent lamp  
A low-wattage fluorescent lamp is provided. The lamp has at least one mercury cold spot region effective to maintain the mercury in the lamp at less than 30° C., preferably 25° C., in an enclosed...
6630770 Automotive headlamp with support wire positioning  
A light source bulb in an automotive headlamp having a lamp chamber defined by a lamp housing and a lens, where the lamp chamber includes a reflector and the light source bulb arranged therein. The...
6624577 Tungsten-rhenium filament and method for producing same  
A tungsten-rhenium filament for an operation temperature between 2900 and 3200° K is disclosed. The filament comprises an aluminum-potassium-silicon (AKS) additive. The filament has a grain...
6611102 Tungsten-halogen light bulb, and reflector lamp using the same  
The present invention provides a tungsten-halogen light bulb having an arc tube with a seal portion at one end. A filament is provided in the interior of the arc tube, and a basic gas mainly...
6577065 Electric lamp with light source extinguishing arrangement and method of operating same  
An electric lamp is provided which includes a sealed thin-walled outer envelope containing a fill gas having a high thermal conductivity. A lamp capsule is contained within the outer envelope and...
6559597 Rotating liquefied filament for high efficiency incandescent lamps  
An incandescent light, which uses a rotating, liquefied filament. The rotating filament consists of a thin layer of filament metal deposited on the interior convex surface of a refractory filament...
6472641 Lamp unit for light radiation type heating and processing device  
There is provided a lamp unit for light radiating type heating device which allows efficient cooling of the lamps, and the temperature increase of a semiconductor wafer irradiated with the lamp...
6462472 Fixing structure for safety fuse of Christmas lamp  
The present invention proposes a fixing structure for the safety fuse of a Christmas lamp. The Christmas lamp of the present invention has two conductive filaments installed at two sides in a lamp...
6384530 Fill for high temperature tungsten-halogen lamps  
Tungsten-halogen lamps capable of satisfactory operation at relatively high temperatures exceeding 250° C. which comprise a high temperature glass or quartz envelope enclosing a tungsten filament...
6373193 Long life halogen cycle incandescent lamp and glass envelope composition  
A long life, halogen cycle, incandescent lamp ( 30 ) for operation in excess of 85 volts. The lamp comprises a transparent glass envelope ( 34 ) having sealed therewithin a tungsten filament ( 45...
6356016 High-pressure metal-halide lamp that includes a ceramic-carrier oxygen dispenser  
The invention relates to a high-pressure metal-halide lamp comprising a discharge vessel with an ionizable filling containing Hg, a halide and a rare gas, which vessel includes electrodes with a...
6280061 Halogen lamp with reflector  
A halogen lamp with reflector which allows a pinch seal portion to be fitted onto a lamp mount portion of a reflector simply by inserting a lamp body with a pinch seal support and a lead rod...
6239550 Tungsten halogen lamp with infrared reflecting film and method for manufacturing the same  
A tungsten halogen lamp comprises an arc tube of fused quartz having a sealing portion at one end with a halogen element and a rare gas enclosed and a filament coil held within the arc tube, and an...
6133676 Double-enveloped halogen bulb provided with protuberances in the outer surface of the envelope  
A halogen bulb is composed essentially of a tubular halogen bulb having two conductive ends, a thick hollow glass envelope and a socket for holding securely the tubular halogen bulb in the thick...
6087775 Exterior shroud lamp  
A lamp assembly comprises a incandescent lamp capable of generating light. The incandescent lamp comprises a incandescent lamp tube and at least one filament. The assembly also comprises a shroud...
5949181 Automotive lamp bulb with alignment bead  
An automotive lamp bulb is provided that is easy to assemble. A glass bulb has a tip with a short projection at its upper end. A common lead wire is secured in a neck portion of the glass bulb with...
5910707 Tungsten halogen lamp  
A glass halogen lamp which exhibits improved short wavelength light transmission and emission having a glass envelope which is made of a glass composition of the aluminosilicate system in which the...
5896007 Halogen incandescent lamp with heat transfer by conduction  
An incandescent halogen lamp is operated under convection-free conditions. In this way, light yields of about 15 to 20 lm/W with service lives of about 2000 hours can be attained. The important...
5886466 Miniature two-pin tungsten halogen lamp  
A miniature two-pin, tungsten-halogen lamp in the shape of a cylindrical envelope formed of high temperature glass having a sealed chamber capable of withstanding internal pressures of between 5...
5883468 Tungsten halogen lamp with specific fill material, fill pressure, and filament coil parameters  
A long life, two filament tungsten halogen lamp having light transmissive envelope, a first filament with a first lead, second lead, filament coil; a second similar filament, and a fill material is...
5883469 Halogen lamp with an inherent safety effect  
Halogen bulb without additional safety device for high-volt/intermediate-t operation with a bulb pinched on one side produces an inherent safety effect by producing a current lead segment that is...
5821678 Electric incandescent lamp having an improved filament support  
An electric incandescent lamp has a filament having two incandescent portions interconnected by an intermediate non-lightemitting conductor. The filament is accommodated in a single ended,...
5811934 Electric incandescent halogen lamp with barrel-shaped bulb  
An electric incandescent lamp (4), in particular an incandescent halogen p, has a bulb or envelope (5), which is shaped as an ellipsoid or optionally ellipsoidlike (barrel-shaped body) and provided...
5760543 Electrical incandescent lamps having hook-shaped coil holder with constricted opening  
The invention concerns an electrical incandescent lamp with a mount for hing a filament coil (4), whereby the coil is suspended by at least one hook-shaped holder (7) provided with a free end, in...
5719468 Incandescent lamp  
An incandescent lamp has an envelope including a cylindrical portion and two hemispherical portions. Each hemispherical portion includes a second order curve which has a focus and is connected at...
5686794 Halogen incandescent lamp with filament positioning arrangement  
To positively locate a filament (5, 22) in position within a bulb (2) of a halogen incandescent lamp, the walls of the bulb are deformed at selected points along the length of the filament within...
5680003 Coiled-coil filament design for an incandescent lamp  
An improved coiled-coil filament for use in an incandescent lamp has a primary coil winding with a substantially uniform spacing between successive coil turns. The primary coil winding is wound...
5565734 Electric incandescent lamp having filament sleeves engaged by envelope constrictions supporting the filament  
The electric incandescent lamp has a filament (2) centrically supported in a tubular envelope (1) by constrictions (6) in the envelope at areas where a refractory metal member (7) short-circuits...
5473226 Incandescent lamp having hardglass envelope with internal barrier layer  
An incandescent lamp having an envelope of hardglass. The envelope encloses a tungsten filament and contains a fill material including an inert fill gas and a halogen additive. A coating of silicon...
5359262 Sub-miniature tungsten halogen lamp with major inert gas and minor halide gas constitutes  
A low wattage sub-miniature, tungsten-halogen lamp having high efficacy and long life. The lamp has a cylindrical envelope in the T-1 to T-11/4 range containing a fill gas having a halogen minor...
5336969 Highly thermally loaded electric lamp with reduced UV light emission, and method of its manufacture  
To reduce the transmissivity of glass, and particularly quartz glass, espally highly thermally loaded quartz glass of discharge lamps or halogen incandescent lamps, a coating or glaze is applied to...
Matches 1 - 50 out of 292 1 2 3 4 5 6 >