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Match Document Document Title
7312565 Color cathode ray tube apparatus  
In the vicinity of an end on the side of a large diameter portion of a deflection device, a pair of first permanent magnets for converging three electron beams in an X-axis direction and a pair of...
7138755 Color picture tube apparatus having beam velocity modulation coils overlapping with convergence and purity unit and ring shaped ferrite core  
A CPU for adjusting color purity and color displacement at the center of a screen is provided on an outer circumferential surface of a neck portion. BVM coils for modulating a scanning velocity in...
7064478 Color cathode-ray tube having internal magnetic screening  
The invention is a color cathode-ray tube having a rectangular front face connected to a funnel shaped rear part, a neck connected to the rear part and having an electron gun therein, the gun is...
6885143 Cathode ray tube with offset deflection center  
A cathode ray tube is provided, and more particularly, a cost-effective cathode ray tube effective for minimizing deterioration of color purity and obtaining a sufficient margin for a beam strike...
6833662 Cathode ray tube with anti-ringing coil  
The invention relates to a cathode ray tube comprising means ( 5 ) for generating an electron beam ( 6,7,8 ), means ( 51 ) for deflecting the electron beam, and a coil ( 14 ′) for influencing a...
6825603 Deflection yoke structure for cathode ray tube  
The present invention relates to a cathode ray tube having a deflection yoke including a circular ferrite core and a deflection coil whose cross-section is in a rectangular shape for improving a...
6798130 Deflection yoke and cathode ray tube apparatus provided with the same  
A deflection yoke of a cathode ray tube apparatus comprises a pair of saddle-type horizontal deflection coils located symmetrically with respect to a central axis and substantially in the shape of...
6686688 Color cathode-ray tube apparatus  
A color cathode-ray tube apparatus has a compensation mechanism for generating a magnetic field that compensates a change in a horizontal-deflection magnetic field due to a change in the...
6646372 Deflection yoke  
A deflection yoke having a capability of correcting a lateral inner pincushion distortion with a magnetic field generated by a deflecting coil itself is provided. The deflection yoke includes a...
6559588 Deflection yoke  
A deflection yoke for CRTs, designed to easily correct a misconvergence in a vertical direction of a frame without being rotated during a frame correction step, is disclosed. The deflection yoke...
6557429 Method of using magnetic lifting devices  
A method of testing whether a magnetic lifting device may safely lift a particular load where the magnetic lifting device is placed adjacent to the load, some or all of the magnetic elements of the...
6545578 Centering magnet for deflection yokes and process for producing same  
The invention provides a deflection yoke having two centering magnets mounted thereon for the adjustment of centering. Each of the centering magnets is molded in an annular form from a resin...
6472809 Deflection yoke with inflexible holding part  
A deflection yoke for a cathode ray tube comprises a funnel shaped separator means 1 a , 1 b having a cylindrical neck portion 3 where a magnetic ring is attached. The magnetic ring is engaged...
6452471 Color purity and covergence magnet for color cathode ray tube  
Disclosed a color purity and convergence magnet (PCM) for a color cathode ray tube capable of fine-adjusting irrespective of the position of the axial direction of the tube, reducing the influence...
6404118 Deflection yoke with a coil separator firmly engaged to the printed circuit board for preventing fluctuation  
A deflection yoke for preventing fluctuation of the deflection yoke by maintaining a firmly engaged state while preventing fracture and damage thereof caused by an assembling shock generated when...
6373360 Image distortion correcting device  
An image distortion correcting device with reduced cost and reduced consumption power is provided. Horizontal correction coils (L 1 ) and (L 2 ) are wound around partial cores ( 4 a ) and ( 4 b )....
6373359 Deflection yoke apparatus  
The container section 18 comprises the contacting section (first contacting section) 18 e 1 of contacting with the top surface of the magnet 19 , the stopper section (second contacting...
6373202 Color cathode ray tube  
In a color cathode ray tube having a flat panel exterior surface, the screen distortion and the convergence give rise to problems. To overcome these problems, by arranging bar magnets in such a...
6365894 Electromagnet and magnetic field generating apparatus  
An electromagnet comprises a pair of magnetic pole 1 a and 1 b , a return yoke 3 , exciting coils 4 and 5 , etc. In an interior portion of a magnetic pole, plural spacers 2 a -2 g are...
6359539 Magnetic core and deflection yoke having the same  
A deflection yoke includes a bobbin having a cavity formed in the longitudinal direction of the bobbin, and an adjusting coil having a magnetic core on which a thread is cut. The core inserted into...
6346769 Electron beam deflection device for cathode ray tube  
An electron beam deflection device for a cathode ray tube in which the power for deflecting an electron beam may be reduced easily and convergence may be adjusted easily. The electron beam...
6337031 Flame-retardant resin magnet material  
There is provided a resin magnet material that has excellent flame retardancy, produces only a small amount of toxic substances when ignited, and yields very few molding defects; as well as an...
6268689 Convergence assembly including a correction ring for a color cathode ray tube  
A convergence magnet assembly for a cathode ray tube (CRT) includes a convergence magnet assembly having at least a one pair of magnet rings having magnetized portions at angular intervals and...
6255770 Corona resistant saddle-shaped deflection coil  
In a deflection yoke employing a saddle-shaped deflection coil of a bobbin-winding type, a fusion layer for fusing at least those wires of the coil disposed in proximity to each other is provided...
6236043 Electromagnet and magnetic field generating apparatus  
An electromagnet comprises a pair of magnetic pole 1a and 1b, a return yoke 3, exciting coils 4 and 5, etc. In an interior portion of a magnetic pole, plural spacers 2a-2g are provided putting side...
6211610 Color cathode ray tube with first and second magnetic compensators  
A cathode ray tube including (a) a panel having a fluorescent film on an inner surface thereof for three primary colors emission, (b) an electron gun for emitting electron beams to the fluorescent...
6177760 Deflection yoke with a compensation coil having damping material composed of a silicon composition  
The present invention provides deflection yoke devices used for a cathode ray tube. One of the deflection yoke devices of the present invention comprises a compensation coil having a bobbin formed...
6172451 Deflection yoke with vertical pincushion distortion  
A deflection yoke includes horizontal deflection coils; vertical deflection coils; and coils for correcting a vertical pincushion distortion, which coils are provided aside from the vertical...
6087768 Cathode ray tube having a deflection unit with play  
A cathode ray tube having a deflection unit, the play between the deflection unit (11) and the envelope (4) being different for two perpendicular (x and y) directions. This enables the tilt of the...
6057656 Magnet block assembly for insertion device  
Disclosed is a novel composite magnet assembly for an insertion device of the Halbach type or hybrid type to be inserted into the linear part of, for example, an electron accelerator to generate a...
6051921 Magnetic matrix display device and computer system for displaying data thereon  
A magnet for use in a magnetic matrix display has a two dimensional array of apertures between opposite poles of the magnet. The direction of the magnetic field is such that the magnet generates,...
6043728 Flame-resistant resin material, flame resistant resin magnet material, and electron beam controller comprising the flame-resistant resin magnet material  
Provided are non-halogen, flame-resistant, resin materials and resin magnet materials, and also electron beam controllers comprising the resin magnet materials. The resin material comprises (A) a...
RE36429 Alternating electric field diminishing structure for cathode ray tube device  
A cathode ray tube device capable of providing sufficient shielding effect against leaking alternating electric field while exhibiting high reliability during long use. Alternating electric field...
5955830 Cathode ray tube with electron beam convergence regulator  
A cathode ray tube has a convergence regulating means 7, positioned on the periphery of a neck portion 1B, which is used for regulating the orbit of each electron beam emitted from electron guns...
5864204 Supplementary coil of deflection yoke for Braun tube  
Disclosed is a supplementary coil of a deflection yoke for a Braun tube. The supplementary coil forms a magnetic field of a pin-cushion type at a screen portion and a magnetic field of a barrel...
5853521 Multi-cathode electron beam plasma etcher  
A multi-cathode electron beam plasma etcher is disclosed. The multi-cathode electron beam plasma etcher is comprised of: a vacuum chamber; several cathodes which are installed in the upper end of...
5821842 Deflection yoke locking arrangement  
A liner of a deflection yoke is provided with non-threaded sleeves. A slide pin is inserted into the sleeve until a head portion of the pin comes in contact with a funnel of a cathode ray tube on...
5818317 Deflection yoke  
A deflection yoke having upper and lower magnets located at upper and lower positions of the funnel side of a cathode-ray-tube, for correcting upper and lower pin-cushion distortions. The upper and...
5818160 Deflection unit with clamping apparatus  
A deflection unit for deflecting the electron beams in a cathode ray tube has a hollow coil support of a synthetic material. At one end, the support has projections around which a clamping...
5818158 Deflection yoke with pivoting correcting magnet  
A deflection yoke includes a cone-shaped separator, a horizontal deflection coil mounted on an inner surface of the separator, a vertical deflection coil wound on a core mounted on an outer surface...
5805036 Magnetically activated switch using a high temperature superconductor component  
A magnetically-activated switch including a high temperature superconductor. The magnetic switch includes a high temperature superconductor coupled at both ends to a rigid beam, a thermal shield...
5780963 Deflection yoke  
A deflection yoke is comprised of a pair of separators 1a, 1b. A cylindrical neck 3 is formed on the pair of separators. Magnetic rings 7, 8, 10, 11 are installed on the neck. A spacer 19 is...
5757122 Magnet assembly for a color ray tube  
A magnet assembly for a CRT, installed in the outer periphery of a neck portion incorporating an electron gun for emitting R, G and B electron beams for converging the electron beams on the center...
5729304 Device for fixing deflection yoke to Braun tube  
A device for simply and precisely fixing a deflection yoke to a Braun tube in such a manner that it does not permanently affix the yoke to the Braun tube but permits the location and fixing angle...
5696425 Method for mounting a deflection yoke and support structure therefor  
A deflection yoke assembly for a cathode ray tube includes four substantially equally spaced inclined mounting members arranged about the circumference of a mounting ring at the front of the yoke...
5596304 Permanent magnet edge-field quadrupole  
Planar permanent magnet edge-field quadrupoles for use in particle accelerating machines and in insertion devices designed to generate spontaneous or coherent radiation from moving charged...
5530315 Color cathode ray tube having magnetic members for mitigating effects of an external magnetic field along an axial direction of the in-line election gun  
A pair of magnetic members are provided on an outer surface of a neck tube in a horizontal plane including three electron beams generated from an in-line type electron gun so as to sandwich the...
5528212 Method and apparatus for control of a magnetic structure  
A method and apparatus for independently adjusting the spacing between opposing magnet arrays in charged particle based light sources. Adjustment mechanisms between each of the magnet arrays and...
5514931 Apparatus for displaying video images  
An apparatus for displaying video images. A video image display apparatus including a cathode ray tube device for producing a plurality of electron beams each corresponding to a respective color...
5465026 Deflection yoke with a core extension  
A deflection yoke includes a first core portion and a core extension portion. The core extension portion is located in the rear of the yoke closer to the beam entrance region. To adjust the yoke...
Matches 1 - 50 out of 372 1 2 3 4 5 6 7 8 >