JPS5289061A - Making of substrate for direct heat type cathode - Google Patents

Making of substrate for direct heat type cathode

Info

Publication number
JPS5289061A
JPS5289061A JP489576A JP489576A JPS5289061A JP S5289061 A JPS5289061 A JP S5289061A JP 489576 A JP489576 A JP 489576A JP 489576 A JP489576 A JP 489576A JP S5289061 A JPS5289061 A JP S5289061A
Authority
JP
Japan
Prior art keywords
substrate
making
direct heat
type cathode
heat type
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
JP489576A
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 JP489576A priority Critical patent/JPS5289061A/en
Publication of JPS5289061A publication Critical patent/JPS5289061A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE:As cathode substrate is made by means of the compressing and preparing of line material, the electric resistance of lead part is made smaller than that of electrode part and the overheat of lead part is eliminated; so that, the lead breaking-down can be protected.
JP489576A 1976-01-21 1976-01-21 Making of substrate for direct heat type cathode Pending JPS5289061A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP489576A JPS5289061A (en) 1976-01-21 1976-01-21 Making of substrate for direct heat type cathode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP489576A JPS5289061A (en) 1976-01-21 1976-01-21 Making of substrate for direct heat type cathode

Publications (1)

Publication Number Publication Date
JPS5289061A true JPS5289061A (en) 1977-07-26

Family

ID=11596394

Family Applications (1)

Application Number Title Priority Date Filing Date
JP489576A Pending JPS5289061A (en) 1976-01-21 1976-01-21 Making of substrate for direct heat type cathode

Country Status (1)

Country Link
JP (1) JPS5289061A (en)

Similar Documents

Publication Publication Date Title
JPS5256872A (en) Semiconductive device and its production
JPS5257771A (en) Direct heated oxide cathode basic metal plate and its manufacture
JPS51137950A (en) Heat insulator for high temperature duty and its manufacturing method
JPS5289061A (en) Making of substrate for direct heat type cathode
JPS51138165A (en) Package stracture for thermal resistance and shield
JPS5226641A (en) Heating elements
JPS51133845A (en) Heat insulator
JPS5239382A (en) Gate control semiconductor element
JPS5269281A (en) Gate turn-off thyristor
JPS5230151A (en) Electric fieled radiation-type cold cathode
JPS51112166A (en) Impregnated cathode
JPS51112165A (en) Direct heat type thermal electron emision cathode
JPS5395583A (en) Mesa type semiconductor device
JPS5251861A (en) Field radiation type electronic gun
JPS51132768A (en) Resin-mold transistor
JPS529624A (en) Electric contact material
JPS5242067A (en) Magnetron cathode construction
JPS5210940A (en) Electric heating device
JPS51148840A (en) Prestressed electrode
JPS52127160A (en) Semiconductor device
JPS51134564A (en) Metalic electrode manufacturing process
JPS51142280A (en) Gate turn-off thyristor
JPS5226197A (en) Display unit
JPS51115787A (en) Electric field emission plate
JPS5215272A (en) Semiconductor device

Legal Events

Date Code Title Description
A131 Notification of reasons for refusal

Effective date: 20040427

Free format text: JAPANESE INTERMEDIATE CODE: A131

A601 Written request for extension of time

Effective date: 20040726

Free format text: JAPANESE INTERMEDIATE CODE: A601

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20040906

A313 Final decision of rejection without a dissenting response from the applicant

Effective date: 20041206

Free format text: JAPANESE INTERMEDIATE CODE: A313

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20050201