JPS57134836A - Cathode for electron tube - Google Patents

Cathode for electron tube

Info

Publication number
JPS57134836A
JPS57134836A JP1964781A JP1964781A JPS57134836A JP S57134836 A JPS57134836 A JP S57134836A JP 1964781 A JP1964781 A JP 1964781A JP 1964781 A JP1964781 A JP 1964781A JP S57134836 A JPS57134836 A JP S57134836A
Authority
JP
Japan
Prior art keywords
resin
subjected
cathode
coating
porous body
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.)
Granted
Application number
JP1964781A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6349331B2 (enExample
Inventor
Hiroshi Saeki
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP1964781A priority Critical patent/JPS57134836A/ja
Publication of JPS57134836A publication Critical patent/JPS57134836A/ja
Publication of JPS6349331B2 publication Critical patent/JPS6349331B2/ja
Granted legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02Main electrodes
    • H01J1/13Solid thermionic cathodes
    • H01J1/20Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • H01J1/28Dispenser-type cathodes, e.g. L-cathode

Landscapes

  • Solid Thermionic Cathode (AREA)
JP1964781A 1981-02-13 1981-02-13 Cathode for electron tube Granted JPS57134836A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1964781A JPS57134836A (en) 1981-02-13 1981-02-13 Cathode for electron tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1964781A JPS57134836A (en) 1981-02-13 1981-02-13 Cathode for electron tube

Publications (2)

Publication Number Publication Date
JPS57134836A true JPS57134836A (en) 1982-08-20
JPS6349331B2 JPS6349331B2 (enExample) 1988-10-04

Family

ID=12005024

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1964781A Granted JPS57134836A (en) 1981-02-13 1981-02-13 Cathode for electron tube

Country Status (1)

Country Link
JP (1) JPS57134836A (enExample)

Also Published As

Publication number Publication date
JPS6349331B2 (enExample) 1988-10-04

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