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    • 8. 发明授权
    • Mechanically adjustable electron gun apparatus
    • 机械可调电子枪装置
    • US3997807A
    • 1976-12-14
    • US613534
    • 1975-09-15
    • George Herbert Needham RiddleRobert Richard Demers
    • George Herbert Needham RiddleRobert Richard Demers
    • G01Q10/00G01Q30/16H01J3/02H01J29/46
    • H01J3/028
    • An electron gun apparatus comprises a cathode subassembly which is movably mounted relative to a fixedly mounted and registered grid/anode subassembly to permit mechanical adjustment of the cathode with respect to the grid/anode subassembly. An evacuated chamber, including resilient bellows interconnecting the movably mounted cathode assembly to the fixedly mounted grid/anode subassembly for permitting the mechanical adjustment, houses the cathode and the grid/anode subassemblies. Means are provided for electrical energization of the cathode, the grid, and the anode. According to a further feature of the invention, the cathode comprises a line filament, and the grid and the anode are slotted for providing an elongated line image.
    • 电子枪装置包括阴极子组件,其相对于固定安装和注册的栅格/阳极子组件可移动地安装,以允许阴极相对于栅极/阳极子组件的机械调节。 真空室包括将可移动安装的阴极组件与固定安装的栅格/阳极子组件相互连接的弹性波纹管,用于允许机械调节,容纳阴极和栅极/阳极子组件。 提供了用于阴极,栅极和阳极的电通电的装置。 根据本发明的另一个特征,阴极包括线灯丝,栅格和阳极被开槽以提供细长的线图像。