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1. (WO2018178609) ELECTRON BEAM EMITTING ASSEMBLY

Pub. No.:    WO/2018/178609    International Application No.:    PCT/GB2017/053486
Publication Date: Fri Oct 05 01:59:59 CEST 2018 International Filing Date: Wed Nov 22 00:59:59 CET 2017
IPC: B23K 15/00
H01J 3/02
H01J 37/067
H01J 37/075
H01J 9/18
Applicants: AQUASIUM TECHNOLOGY LIMITED
Inventors: DUMONT, Conrad
PLUMB, Paul
Title: ELECTRON BEAM EMITTING ASSEMBLY
Abstract:
An electron beam emitting assembly (80) comprising an emitter section (81) and a cathode section (82), wherein the cathode section (82) comprises a cathode (60) and a cathode shield (84) held in a fixed relationship to each other and the cathode section (82) is separable from the emitter section (81) whilst the cathode (60) and cathode shield (84) remain in a fixed relationship to each other. The cathode section (82) comprises an annular disc (90) to clamp the cathode (60) and the cathode shield (84) to each other.