公开(公告)号：US3753025A

公开(公告)日：1973-08-14

申请号：US3753025D

申请日：1971-12-01

Applicant: PHILIPS CORP

Inventor： VAN STRATUM A ,  LOYEN S ,  VAN OS J

IPC: H01J1/28 ,  H01J1/88 ,  H01J1/26 ,  H01J19/42

CPC classification number: H01J1/28

Abstract: A supply cathode having a large diameter in which the emissive body is supported by a metal base plate having metal pins which are embedded in the sintered emissive body.

Abstract translation: 具有大直径的供应阴极，其中发射体由具有嵌入在烧结发射体中的金属针的金属基板支撑。