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7495918 |
Plasma display device
A plasma display having improved heat sink efficiency and reduced manufacturing cost includes a heat sink member made of an inexpensive graphite material having excellent thermal conductivity...
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7345878 |
Plasma display apparatus assembly
A plasma display apparatus assembly having high heat-dissipation efficiency is disclosed. In one embodiment, the plasma display apparatus assembly includes: i) a plasma display panel, ii) a chassis...
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7259964 |
Display device
A display device includes a main display unit including a casing, a display panel, a light source for emitting light as backlight, and a reflector for reflecting the light toward the display panel;...
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6897602 |
Flat luminescence lamp and method for fabricating the same
A flat luminescence lamp includes a first substrate having a first surface and a second surface, a second substrate having a first surface disposed facing opposite to the first surface of the first...
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6765339 |
Infrared lamp and procedure for heating material to be processed
An infrared lamp with a closed-off enveloping tube which encloses an emission source joined with contacts for a power supply in the form of a carbon ribbon which, extending in a direction of a long...
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6727636 |
Discharge lamp device having discharge lamp and circuit unit directly connected together
A headlight device includes a discharge lamp, a circuit unit and a heat radiating member. The circuit unit is directly connected to the discharge lamp to apply a high voltage to the discharge lamp....
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6690111 |
Lamp with anode support structure and anode surface configuration having improved heat dissipation properties
An improved deuterium lamp (20) includes a gas-filled envelope (21), a cathode (22), an anode (23), electrical leads (24) sealingly penetrating the glass envelope and connected to the anode and...
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6667567 |
Light source unit
A light source unit includes (a) a light source having a main surface through which a light emitted from the light source passes towards an object, (b) a light-permeable substrate located between...
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6617767 |
Thermal dispersing system of a plasma display device
Disclosed is a heat dissipating system of a plasma display device. The heat dissipating system of the plasma display device includes a plasma display panel and a main frame, which is arranged in...
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6573640 |
Photodetecting device and image sensing apparatus using the same
A photodetecting device is characterized by comprising a photodetecting section having a photoelectric surface for emitting photoelectrons upon incidence of light, a semiconductor detection element...
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6486602 |
High-pressure discharge lamp electrode having a dendritic surface layer thereon
In the case of an electrode (5) for a high-pressure discharge lamp, at least a part of the surface of the electrode is covered with a dendritic layer (13) made from high-melting-point metal. A...
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5990600 |
Emissive heat radiator with semi-cylindrical heat radiating member
A plurality of a U-shaped heat radiation plates are provided on a heat radiating tube. These U-shaped plates have different sizes and elongated in the same direction so as to cross an axis of the...
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5877582 |
Method and apparatus for cooling window foils of electron beam accelerator
A method and apparatus for cooling window foils for extracting electron beams from a scanning type electron beam accelerator, the accelerator includes a primary window foil of double window type...
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5283498 |
High-power radiator
In a UV high-power radiator, a plurality of dielectric tubes (6) having internal electrodes (7) are disposed in the interior of a quartz housing having rectangular cross section. The interior of...
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5260623 |
Electron collector for an electron beam tube
An electron-beam tube with an electron collector for an electron-beam entering the electron collector in an electron-beam direction. A plurality of large-area projections are provided for heat...
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4899078 |
Thermionic hairpin cathode
A thermionic hairpin cathode with a long operating life is made of a high melting metal wire, in which the temperature distribution along the legs is influenced either by locally increasing the...
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4888518 |
Gas circulation apparatus for ceramic electron tubes
A structure associated with a ceramic envelope gas filled electron tube whereby a series of concentric holes are formed through grid radiator rings which thus simulates the outer neutral gas region...
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4798995 |
Metal halide lamp containing halide composition to control arc tube performance
In an arc tube for a high intensity metal halide discharge lamp, a particular composition of metal halide dose is provided to control thorium transport to the electrodes within the arc tube and...
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4758759 |
Lamp with light-source capsule support members having equal thermal conductivity
A single-ended lamp having a double-ended light-source capsule mounted axially within an outer envelope on thermally conductive support members such that the amount of heat conducted to the base...
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4734612 |
High pressure metal vapor discharge lamp
A high pressure metal vapor discharge lamp including an outer bulb having a seal portion, an arc tube enclosed within the outer bulb, the arc tube having at least a pair of electrodes and...
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4626733 |
Radiator band for an air-cooled electron tube
An air-cooled electron tube comprises an envelope including an anode forming a section thereof. A plurality of discrete radiator fins having a proximal end and a distal end are disposed so that the...
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4600857 |
Lamp with integral heat sink
A lamp having an integral heat sink that gives off heat as well as light during operation. The heat sink intersects the surface of the lamp adjacent the lamp filament for maximum heat transfer...
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4562376 |
Light source for producing atomic spectral line
Disclosed is a light source having an envelope containing therein an anode and a hollow cathode, in which the hollow cathode is supported by a hollow metal cylinder. The hollow cylinder externally...
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4534032 |
Apparatus for establishing and maintaining a stable electrical discharge across a stream of gas, and a high-power laser including such apparatus
Apparatus for establishing and maintaining a stable electrical discharge across a stream of gas flowing through a gas flow channel, particularly useful in high-power lasers, comprises a plurality...
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4501566 |
Method for assembling a high vacuum rotating anode X-ray tube
A method of vacuum assembling a rotating anode X-ray tube of the type having a rotor and a shaft extending therefrom with a magnetic fluid for vacuum sealing about the shaft. The tube is subjected...
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4309637 |
Rotating anode X-ray tube
In rotating anode X-ray tubes it has not been the practice to provide anode cooling because of problems in arranging coolant flow. A further problem which has arisen, particularly in tubes for...
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4298825 |
Magnetron device
In a forced air cooled type magnetron device having a plurality of cooling fins, the opposite ends of each fin are provided with a plurality of tongue shaped pieces and alternate pieces are bent in...
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4184100 |
Indirectly-heated cathode device for electron tubes
An indirectly-heated cathode device for electron tubes, comprising a hollow cathode sleeve of thin wall, a base metal mounted to one end of the sleeve and having the surface coated with an...
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4164684 |
Magnetrons
A cylindrical envelope of the magnetron is provided with annular grooves about its periphery and each of the cooling fins and the mounting plate is provided with an annular member press fitted on...
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4144471 |
Rotating anode X-ray tube
The invention relates to a rotating-anode X-ray tube with increased continuous loadability. The anode comprises a plurality of concentrically disposed hollow cylindrical bodies, which are connected...
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4054811 |
Electron beam collector
An electron beam collector for a high power electron beam tube has a metallic hollow body for receiving the electron beam, a metallic outer body, and an insulating casing interposed between the...
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RE29390 |
Electric discharge tube, comprising a highly loaded anode
An electronic tube comprises a anode assembled of two inner anode members and an outer anode member. Surface portions of the inner member which are placed against corresponding surface portions of...
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3982148 |
Heat radiating coating and method of manufacture thereof
A heat radiating coating of rhenium for a refractory core which may be used for a rotating X-ray anode, power tube or the like. The coating is characterized by a multiplicity of needle-like...
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3970883 |
Arc lamp with movable electrode
The heat-transfer capability of a movable-electrode gas-filled arc lamp is optimized. In the preferred embodiment, the movable electrode is the anode which is mounted at the base of the lamp...
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3958146 |
Fast warm up picture tube cathode cap having high heat emissivity surface on the interior thereof
Performance of fast warm up cathodes can be improved by providing a black heat radiating surface on the interior of the cathode cap. A particular material can be nichrome which is a nickel chromium...
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3930176 |
Inner electrode-support seal for a gaseous discharge flashtube
A gaseous discharge flashtube in which electrodes are secured and sealed inside a transparent tubular envelope by a layer of metallic solder between the inner surface of the envelope and the...
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3902093 |
Cathode heater element with a dark heat radiating coating and method of producing such
A cathode heater element is coated with a dark colored heat radiating porous layer of insulating material such as aluminum oxide and a refractory metal such as tungsten. The aluminum oxide is...
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3866076 |
ELECTRIC DISCHARGE TUBE, COMPRISING A HIGHLY LOADED ANODE
An electronic tube comprises a anode assembled of two inner anode members and an outer anode member. Surface portions of the inner member which are placed against corresponding surface portions of...
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3781582 |
TRIPLE PURPOSE HEAT SHIELD, LIGHT COLLECTOR AND MOUNT SUPPORT FOR A TUNGSTEN-HALOGEN PROJECTION LAMP
A multi-purpose member used in combination with a tungsten-halogen projection lamp, whereby the multi-purpose member reflects radiation back onto the filament of the projection lamp. The...
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3688204 |
ELECTRONIC POWER REGULATION CONTROL DEVICE FOR PROVIDING CONSTANT ELECTRICAL POWER TO A LOAD OF VARYING IMPEDANCE
An electronic power regulation control device for providing constant electric power to a load of varying impedance. The device may be operated to provide degenerative or regenerative regulation...
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3686528 |
JET PINCHED PLASMA ARC LAMP AND METHOD OF FORMING PLASMA ARC
A plasma arc is generated between an anode and a cathode in a gas pressurized chamber. The plasma arc is stabilized to give greater safety and concentrated to give greater irradiance by a jet of...
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3586100 |
HEAT DISSIPATING DEVICES FOR THE COLLECTORS OF ELECTRON-BEAM TUBE
A heat-dissipating device for the collectors of electron-beam tubes such as a traveling wave tube. The collector slides loosely into a bore within a cylindrical heat-absorbing and conducting...
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3582707 |
AIR COOLED COAXIAL MAGNETRON HAVING AN IMPROVED ARRANGEMENT OF COOLING FINS
An air cooled coaxial magnetron is disclosed. The magnetron includes a coaxial arrangement of anode and cathode electrodes to define a magnetron interaction region in the space therebetween. The...
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3579031 |
ZERO ARC DROP THYRATRON
A thyratron has a tubular cathode, preferably made of rhenium and circumscribed by a grid which in turn is circumscribed by an anode tube. The thyratron cavity is filled, e.g., with vapor pressure...
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3567982 |
ELECTRON DISCHARGE DEVICE ANODE FIN HAVING HEAT DISTORTION PREVENTIVE MEANS INCORPORATED THEREIN
Heat distortion preventive means in the form of expansion openings are provided in the leading edge of anode fins for increased stability during operation and longer life expectancy.
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3448325 |
LINEAR BEAM TUBE HAVING A BEAM COLLECTOR COOLED BY RADIATION THROUGH AN INFRARED WINDOW
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3448313 |
EFFICIENT RADIATION COOLED BEAM COLLECTOR FOR LINEAR BEAM DEVICES
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3391299 |
High stability traveling wave tube
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3355613 |
High energy tubular incandescent lamp having heat dissipative sleeves
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3325662 |
Metal vapor lamp having a heat reflecting coating of calcium pyrophosphate
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