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Class Information
Number: 313/440
Name: Electric lamp and discharge devices > Cathode ray tube > Beam deflecting means > With yoke
Description: Subject matter including coil laminations surrounding the cathode ray to provide deflection.










Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8378312 System, apparatus and method for deflecting a particle beam Feb. 19, 2013
7759852 Cathode ray tube Jul. 20, 2010
7675226 High-frequency, high-voltage electron switch Mar. 9, 2010
7550909 Electron gun providing improved thermal isolation Jun. 23, 2009
7501748 CRT funnel section Mar. 10, 2009
7411342 Deflection unit for self-converging cathode-ray tubes with reduced trapezoid differential Aug. 12, 2008
7379293 Multiple split ring cathode ray tube clamp May. 27, 2008
7368865 Cathode ray tube with a conical portion May. 6, 2008
7355331 Cathode-ray tube apparatus Apr. 8, 2008
7315112 Color cathode-ray tube apparatus Jan. 1, 2008
7312565 Color cathode ray tube apparatus Dec. 25, 2007
7274135 Color picture tube apparatus with particular deflection yoke structure Sep. 25, 2007
7227301 Cathode-ray tube device capable of reducing misconvergence Jun. 5, 2007
7227300 Projection tube apparatus Jun. 5, 2007
7211941 Deflection yoke and cathode-ray tube apparatus May. 1, 2007
7209345 Cathode ray tube clamp Apr. 24, 2007
7183703 Cathode ray tube and manufacturing method of deflection coil Feb. 27, 2007
7157998 Ferrite core, deflection yoke, and color picture tube apparatus Jan. 2, 2007
7154215 Color cathode ray tube capable of reducing stress Dec. 26, 2006
7138755 Color picture tube apparatus having beam velocity modulation coils overlapping with convergence and purity unit and ring shaped ferrite core Nov. 21, 2006
7129628 Velocity modulation coil apparatus and cathode-ray tube apparatus Oct. 31, 2006
7129627 Color picture tube apparatus Oct. 31, 2006
7126292 Cathode-ray tube apparatus Oct. 24, 2006
7119485 Cathode-ray tube apparatus Oct. 10, 2006
7098584 Deflection yoke Aug. 29, 2006
7078853 Deflection apparatus for cathode ray tube Jul. 18, 2006
7064478 Color cathode-ray tube having internal magnetic screening Jun. 20, 2006
7061170 Deflection yoke having magnets for correcting raster distortion and cathode-ray tube apparatus having the deflection yoke Jun. 13, 2006
7038368 Color picture tube apparatus having a pair of bar shaped magnets for correcting misconvergence due to the rotational shift of the electron beams May. 2, 2006
7012360 Cathode ray tube apparatus having velocity modulation coil Mar. 14, 2006
7005788 Magnetic device for correcting image geometry defects for cathode-ray tubes Feb. 28, 2006
6984929 Color picture tube apparatus with pincushion distortion correction Jan. 10, 2006
6979945 Ferrite core structure for color cathode ray tube Dec. 27, 2005
6975064 Cathode ray tube having funnel with a reverse curvature Dec. 13, 2005
6958573 Asymmetric shunt for deflection yoke for reducing diagonal symmetric defects Oct. 25, 2005
6949875 Deflection yoke for cathode ray tube Sep. 27, 2005
6943490 Deflection yoke with improved deflection sensitivity Sep. 13, 2005
6940215 Cathode ray tube Sep. 6, 2005
6933667 Deflection yoke having short-circuited coil in convergence yoke portion Aug. 23, 2005
6927532 Resistor for electron gun assembly with the resistor, and cathode-ray tube apparatus with the resistor Aug. 9, 2005
6924589 Color picture tube device having improved horizontal convergence Aug. 2, 2005
6924590 Color picture tube device with distortion correction coils Aug. 2, 2005
6922011 Deflection system for cathode ray tubes Jul. 26, 2005
6917168 Cathode ray tube device and a television set using the same Jul. 12, 2005
6914505 Deflection yoke and CRT device Jul. 5, 2005
6894430 Color cathode-ray tube May. 17, 2005
6888325 Method for self correcting inner pin distortion using horizontal deflection coil and deflection yoke thereof May. 3, 2005
6885143 Cathode ray tube with offset deflection center Apr. 26, 2005
6882097 Deflection yoke Apr. 19, 2005
6879095 Deflection yoke and cathode ray tube apparatus provided with the same Apr. 12, 2005

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