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JPS5272560A - Direct heated style cathode - Google Patents

Direct heated style cathode

Info

Publication number
JPS5272560A
JPS5272560A JP50148398A JP14839875A JPS5272560A JP S5272560 A JPS5272560 A JP S5272560A JP 50148398 A JP50148398 A JP 50148398A JP 14839875 A JP14839875 A JP 14839875A JP S5272560 A JPS5272560 A JP S5272560A
Authority
JP
Japan
Prior art keywords
cathode
direct heated
style cathode
heated style
direct
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP50148398A
Other languages
Japanese (ja)
Inventor
Toshiyuki Aida
Sanehiro Kudo
Isamu Yuhito
Ushio Kawabe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP50148398A priority Critical patent/JPS5272560A/en
Publication of JPS5272560A publication Critical patent/JPS5272560A/en
Pending legal-status Critical Current

Links

Landscapes

  • Solid Thermionic Cathode (AREA)

Abstract

PURPOSE:To protect the transformation of cathode under acting & to make the producing process of cathode relatively easy.
JP50148398A 1975-12-15 1975-12-15 Direct heated style cathode Pending JPS5272560A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50148398A JPS5272560A (en) 1975-12-15 1975-12-15 Direct heated style cathode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50148398A JPS5272560A (en) 1975-12-15 1975-12-15 Direct heated style cathode

Publications (1)

Publication Number Publication Date
JPS5272560A true JPS5272560A (en) 1977-06-17

Family

ID=15451881

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50148398A Pending JPS5272560A (en) 1975-12-15 1975-12-15 Direct heated style cathode

Country Status (1)

Country Link
JP (1) JPS5272560A (en)

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