JPS5289062A - Making of substrate metal for direct heat type cathode - Google Patents

Making of substrate metal for direct heat type cathode

Info

Publication number
JPS5289062A
JPS5289062A JP489676A JP489676A JPS5289062A JP S5289062 A JPS5289062 A JP S5289062A JP 489676 A JP489676 A JP 489676A JP 489676 A JP489676 A JP 489676A JP S5289062 A JPS5289062 A JP S5289062A
Authority
JP
Japan
Prior art keywords
making
direct heat
type cathode
heat type
substrate metal
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
JP489676A
Other languages
Japanese (ja)
Inventor
Masaru Kobayashi
Hiroshi Fukushima
Takao Terabayashi
Mitsunari Kamata
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 JP489676A priority Critical patent/JPS5289062A/en
Publication of JPS5289062A publication Critical patent/JPS5289062A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE:Ditch is provided to the center part of flat streaky material of plate material, moreover this is punched like cathode electrode form, so that lead part can be protected from breaking down.
JP489676A 1976-01-21 1976-01-21 Making of substrate metal for direct heat type cathode Pending JPS5289062A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP489676A JPS5289062A (en) 1976-01-21 1976-01-21 Making of substrate metal for direct heat type cathode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP489676A JPS5289062A (en) 1976-01-21 1976-01-21 Making of substrate metal for direct heat type cathode

Publications (1)

Publication Number Publication Date
JPS5289062A true JPS5289062A (en) 1977-07-26

Family

ID=11596421

Family Applications (1)

Application Number Title Priority Date Filing Date
JP489676A Pending JPS5289062A (en) 1976-01-21 1976-01-21 Making of substrate metal for direct heat type cathode

Country Status (1)

Country Link
JP (1) JPS5289062A (en)

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