GB8303599D0 - Cathode electrode assembly - Google Patents

Cathode electrode assembly

Info

Publication number
GB8303599D0
GB8303599D0 GB838303599A GB8303599A GB8303599D0 GB 8303599 D0 GB8303599 D0 GB 8303599D0 GB 838303599 A GB838303599 A GB 838303599A GB 8303599 A GB8303599 A GB 8303599A GB 8303599 D0 GB8303599 D0 GB 8303599D0
Authority
GB
United Kingdom
Prior art keywords
electrode assembly
cathode electrode
cathode
assembly
electrode
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.)
Withdrawn
Application number
GB838303599A
Other versions
GB2116773A (en
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
Publication of GB8303599D0 publication Critical patent/GB8303599D0/en
Publication of GB2116773A publication Critical patent/GB2116773A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details 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
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • H01J1/26—Supports for the emissive material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details 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
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/14—Solid thermionic cathodes characterised by the material
GB08303599A 1982-03-10 1983-02-09 Cathode electrode assembly of an electron tube Withdrawn GB2116773A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57036437A JPS58154130A (en) 1982-03-10 1982-03-10 Cathode for electron tube

Publications (2)

Publication Number Publication Date
GB8303599D0 true GB8303599D0 (en) 1983-03-16
GB2116773A GB2116773A (en) 1983-09-28

Family

ID=12469784

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08303599A Withdrawn GB2116773A (en) 1982-03-10 1983-02-09 Cathode electrode assembly of an electron tube

Country Status (2)

Country Link
JP (1) JPS58154130A (en)
GB (1) GB2116773A (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3536526A (en) * 1968-03-22 1970-10-27 Rca Corp Method for preparing cathodes
JPS5952503B2 (en) * 1975-11-07 1984-12-20 株式会社日立製作所 Substrate metal plate for directly heated oxide cathode
JPS52108770A (en) * 1976-03-09 1977-09-12 Hitachi Ltd Manufacture for direct heat type cathode
JPS536560A (en) * 1976-07-07 1978-01-21 Hitachi Ltd Manufacture of cathode for direct heating type cathode ray tube
JPS5488059A (en) * 1977-12-26 1979-07-12 Hitachi Ltd Thermion emission cathode
JPS5596531A (en) * 1979-01-19 1980-07-22 Hitachi Ltd Directly heated cathode for electron tube
JPS5641636A (en) * 1979-09-12 1981-04-18 Hitachi Ltd Directly heated type oxide cathode

Also Published As

Publication number Publication date
GB2116773A (en) 1983-09-28
JPS58154130A (en) 1983-09-13

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)