H01J2229/00 - CPC Classification

Details of cathode ray tubes or electron beam tubes

• H01J2229/0007 » Elimination of unwanted or stray electromagnetic effects 0
• H01J2229/0061 » Cooling arrangements 1
• H01J2229/07 » Shadow masks 3
• H01J2229/18 » Phosphor screens 0
• H01J2229/48 » Electron guns 0
• H01J2229/56 » Correction of beam optics 1
• H01J2229/58 » Electron beam control inside the vessel 2
• H01J2229/70 » Electron beam control outside the vessel 1
• H01J2229/86 » Vessels and containers 1
• H01J2229/863 » Passive shielding means associated with the vessel 1
• H01J2229/87 » Means for avoiding vessel implosion 1
• H01J2229/88 » Coatings 1
• H01J2229/89 » Optical components associated with the vessel 0
• H01J2229/92 » Means providing or assisting electrical connection with or within the tube 0
• H01J2229/94 » Means for obtaining or maintaining the desired pressure within the tube 3
• H01J2229/96 » Circuit elements other than coils, reactors or the like, associated with the tube 1