发明名称 DISPENSOR CATHODE
摘要 The dispenser cathode heats the electron emitting material uniformly and has a structure for welding a cavity reservior (1) and a sleeve (2) easily. A flange expanded toward the outer direction of upper edge circumference of the cavity reservior is formed and a flange for easy welding of the cavity reservior and the sleeve is formed on the upper edge circumference of the sleeve.
申请公布号 KR920003961(B1) 申请公布日期 1992.05.18
申请号 KR19890019188 申请日期 1989.12.22
申请人 SAM SUNG ELECTRON DEVICES CO., LTD. 发明人 JOO, KYU - NAM;CHONG, JONG - IN;CHAE, JONG - SUH;RHO, HWAN - CHOL
分类号 H01J1/28;(IPC1-7):H01J1/28 主分类号 H01J1/28
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