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6580210 Method of manufacturing an electron gun, electron gun, display device with such an electron gun, and sub-assembly for use in such an electron gun  
A method of manufacturing an electron gun having a sub-assembly to interconnect the beaded unit and the base of the electron gun. This sub-assembly is manufactured by making a pattern of apertures...
6548953 Electron gun for a cathode ray tube with electrical conductors welded to bracket base, and cathode ray tube provided with such a gun  
An electron gun (1) for use in a cathode ray tube has brackets (20) connecting grids (2, 3, 4, 5, 6) to insulator rods (10). Electric conductors (11) extending to contact pins (12) embedded in a...
6476543 Cathode ray tube having an improved electrode assembly  
A cathode ray tube has a phosphor screen and an electron gun. The electron gun includes an electron beam generating section and an electron beam focusing section for focusing an electron beam from...
6133683 Color cathode ray tube having an internal voltage divider  
A color cathode ray tube includes an evacuated envelope having a panel portion with a phosphor screen formed on an inner surface thereof, a neck portion, and a funnel portion connecting the panel...
5341064 Cathode assembly of an electron gun for a color cathode ray tube  
Disclosed is a cathode assembly of an electron gun for a color cathode ray tube in which a heater support structure is improved. The cathode assembly of an electron gun for a color cathode ray tube...
5289078 Electron source for a display device  
An electron source includes: linear thermionic cathodes for emitting electron beams; an electron beam lead-out electrode which is disposed substantially in a parallel relationship with the linear...
5235241 Electron gun component with electrode positioning means  
A method of manufacturing an electron gun component, in which the electrodes are positioned in a jig by means of positioning means which are located at the edge of the electrodes. The method does...
5210460 Electron gun supporting member  
An electron gun supporting member for securing and supporting an electron gun within a cathode ray tube, such as a Braun tube of a television receiver, is disclosed. The electron gun supporting...
5202615 Arc suppressing means for cathode ray tube  
An arc suppressing device for a cathode ray tube having an evacuated glass envelope which includes a funnel with a neck and a panel provided with a shadow mask. An electron gun is housed in the...
5140218 Cathode ray tube comprising an electron gun  
A cathode ray tube comprising an electron gun having a number of electrodes with securing members and a number of supports of electrically insulating material, said supports and electrodes being...
5128586 Color cathode ray tube gun having control grid of varying thickness  
A shadow mask type color cathode ray tube fitted with an in-line type electron gun having a control grid of a quadrupole structure, wherein the control grid has an elongated rectangular hole having...
5008589 Electron gun and method for manufacturing the same  
The present invention relates to an electron gun retaining a cathode and a plurality of electrodes with a pair of bead glasses and a method for manufacturing the same, wherein each of the bead...
4992698 Color picture tube including an electron gun with an electrode having an optimized attachment means  
A color picture tube, includes an envelope having a faceplate panel and a tubular neck interconnected by a funnel. A three-color phosphor screen is formed on the interior surface of the faceplate...
4952840 Strengthening means for a sidewall of a cup-shaped member for an electron gun assembly of a CRT  
An electron gun assembly includes a plurality of cathode assemblies and a plurality of spaced successive electrodes mounted on at least two electrically insulative support rods. At least one of the...
4931691 Electron gun assembly having a reinforced heater tab with locating means  
An electron gun assembly for use in a color CRT includes a pair of insulating support rods, three inline indirectly heated cathode disposed between the support rods, a heater for each of the...
4870320 Color picture tube having an electron gun with reduced convergence drift  
The present invention provides an improved electron gun in a color picture tube. Such electron gun includes a beam-forming region comprising cathodes and at least two electrodes and a main focus...
4855639 Method of manufacturing an electron gun  
The invention relates to a method of manufacturing an electron gun for use in a cathode ray tube. The electrodes of the gun have plate-shaped fastening members (19) which at the free end partly...
4853584 Cathode-grid support structure for CRT electron gun  
An electron gun with an improved structure for providing accurately adjusted cut-off voltage. A novel process for producing the improved electron gun, and maintain substantially high uniformity of...
4818912 CRT with arc suppressing means on insulating support rods  
The novel CRT has an electron gun mount assembly therein which is similar in construction to prior CRT's. The electron gun mount assembly includes a cathode for generating at least one electron...
4728846 Electron gun in which the large diameter portion of the first anode is rigidly supported  
A bipotential electron gun for cathode ray tubes comprising an arrangement of a cathode, a control electrode, and an accelerating electrode, a first anode and a second anode such that the second...
4649317 Multibeam electron gun having means for supporting a screen grid electrode relative to a main focusing lens  
An electron gun for a cathode-ray tube comprises a modular beam-forming region assembly and a main focusing lens which are affixed to at least two insulative support rods. The modular beam-forming...
4634924 Electron gun having cylindrical focus lens  
An inline electron gun for generating and directing three electron beams, a center beam and two side beams, along initially coplanar paths includes an electrostatic main focusing lens for focusing...
4631442 Temperature compensated electron gun system  
An electron-gun system is described in which the segments of the particularly long electrode neighboring the other electrodes are made of a material having a temperature expansion coefficient...
4618800 Precision electrode alignment  
The electrodes in a tube, such as a cathode ray tube, are held in accurate alignment, particularly under conditions of high stress, by employing a series of glass rods along the electrodes with a...
4609848 Color cathode-ray tube with insulating rod support for electron gun  
A color cathode-ray tube according to the present invention includes an electron gun, in the neck portion thereof, aligned with the central axis of the neck portion of the cathode-ray tube by...
4567400 CRT Comprising metallized glass beads for suppressing arcing therein  
A CRT comprising an evacuated envelope having an electrically-insulating neck and a beaded electron-gun mount assembly in the neck. Portions of the surfaces of the beads facing the inner surface of...
4503357 Cathode-ray tube  
A cathode-ray tube has in a neck section of a hermetically sealed, evacuated envelope an electron-gun mount assembly in which of a cathode for emitting an electron beam, a first grid electrode...
4492894 Electron-beam forming system for multi-beam cathode-ray tubes  
The electrodes of an electron-gun system of a color-picture tube are heated less as their distance from the cathode of the system increases. The electrode materials are so chosen with respect to...
4486685 Electron gun assembly with bead strap having an angulated grasping member  
The present invention is an improvement in an electron gun assembly. Such a gun assembly includes a plurality of indirectly heated cathode assemblies and at least two spaced successive electrodes...
4485327 Color picture tube  
A color picture tube with an in-line multi-stage focusing type electron gun assembly which can suppress generation of spark discharges and which can be improved in withstand voltage...
4482840 CRT Cathode assembly with support means  
The invention relates to disc-like metallic means for supporting the cathode assembly in a miniaturized cathode ray tube single electron gun structure. Its substantially planar construction with...
4468588 Cathode support structure for an in-line electron gun assembly  
An in-line electron gun assembly for a color television picture tube has a control grid and a center cathode disposed between two outer cathodes. The control grid and the cathodes are secured to a...
4460844 Magnetic focusing, three in-line gun type color picture tube  
A color television picture tube of three in-line gun type wherein a ring-shaped ferrite permanent magnet or magnets are disposed around a neck portion of the tube, at least a pair of...
4460845 Rigid cathode support structure for an in-line electron gun assembly  
An in-line electron gun assembly for a color television picture tube has a center cathode disposed between two outer cathodes. Each cathode is supported by a cathode support assembly comprising a...
4400644 Self-indexing insulating support rods for an electron gun assembly  
A novel electron gun assembly having at least one generally longitudinally-extending electron beam path includes a plurality of electrodes attached to at least two electrically-insulating support...
4376257 Electron gun structures for use in in-line type color picture tubes  
The electron gun structure comprises a cup shaped control electrode having a top provided with three aligned openings, and one ends of supporting members are secured to the outer wall of the...
4368403 Electron gun including support structure for accelerating lens  
In an electron gun, e.g. for a cathode ray tube, an anode is supported from another anode by spacers which fit between overlapping portions of the two anodes and locate in recesses in the two...
4366415 Picture tube with an electron gun having an improved potential supplying means  
The invention is directed to a picture tube comprising an electron gun installed within an evacuated envelope which receives various potentials supplied from a potential source. The electron gun...
4353006 CRT with means for suppressing arcing therein  
A CRT comprising an evacuated envelope having an electrically-insulating neck and a beaded electron-gun mount assembly in the neck. The beads of the assembly are closely spaced from the inner...
4338543 CRT With arc suppression means therein  
A CRT comprising an evacuated envelope having an electrically-insulating neck and a beaded electron-gun mount assembly housed in the neck. The beads of the assembly are closely spaced from the...
4331904 Color television display tube  
A color television display tube comprising three electron guns arranged in line and each comprising successively a triode part, a first lens electrode and a second lens electrode. The first lens...
4305018 Electron gun structure with electrical contact spring for color television display tube  
In a color television display tube the electron gun system constructed from three electron guns comprises a first group of corresponding electrodes and a second group of corresponding electrodes to...
4288719 CRT With means for suppressing arcing therein  
A CRT comprising an evacuated envelope having an electrically-insulating neck and a beaded electron-gun mount assembly in the neck. The beads of the assembly are closely spaced from the inner...
4259610 Electron gun assembly for cathode ray tubes and method of assembling the same  
An electron gun asembly comprising direct heated cathodes each having an electron emitting member fixed on a filament which is stretched between a pair of support means disposed face to face with...
4151441 Cathode support means in electron gun structure of a cathode ray tube  
Improved means are provided for supporting a thermionic cathode in a cathode ray tube electron gun structure. A dual-leg configurated wire component, evidencing minimal mass and low heat sink...
4138624 Color television cathode ray tube gun mounting  
A color television picture tube in-line gun assembly in which the individual guns are secured together with the aid of fastening clamps which are constructed to progressively tilt the outermost...
4096408 Unitized in-line electron gun having stress-absorbing electrode supports  
This disclosure depicts and describes a unitized, in-line electron gun for television cathode ray tubes having a bead-type structure for mechanically supporting, spacing, aligning and electrically...
4082977 Electron gun for cathode ray tube detachable from base support  
This disclosure depicts a quick-mount electron gun mounting means for use in a television cathode ray tube. The tube has a neck terminated by a base and includes adjacent to the base an electron...
4061942 In line gun support arrangement with expansion compensation  
Suspension elements for the electrodes in a multibeam electron gun, especially for a color television picture tube, having a novel construction are provided which cause their associated electrodes...
4044278 Electron gun cathode heater filament electrical connection and support system  
An improved cathode heater filament electrical connection and support system for a three in-line electron gun color television picture tube. A pair of identical, thin, electrically conductive...
Matches 1 - 50 out of 80 1 2 >