CA998732A - Non-thermionic electron emissive tube comprising a ceramic heater substrate - Google Patents

Non-thermionic electron emissive tube comprising a ceramic heater substrate

Info

Publication number
CA998732A
CA998732A CA171,256A CA171256A CA998732A CA 998732 A CA998732 A CA 998732A CA 171256 A CA171256 A CA 171256A CA 998732 A CA998732 A CA 998732A
Authority
CA
Canada
Prior art keywords
ceramic heater
heater substrate
electron emissive
thermionic electron
tube
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.)
Expired
Application number
CA171,256A
Other versions
CA171256S (en
Inventor
Arthur F. Mcdonie
Richard D. Faulkner
James L. Rhoads
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.)
RCA Corp
Original Assignee
RCA Corp
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 RCA Corp filed Critical RCA Corp
Application granted granted Critical
Publication of CA998732A publication Critical patent/CA998732A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J40/00—Photoelectric discharge tubes not involving the ionisation of a gas
    • H01J40/02—Details
    • H01J40/04—Electrodes
    • H01J40/06—Photo-emissive cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/04—Electron multipliers
    • H01J43/06—Electrode arrangements
    • H01J43/08—Cathode arrangements
CA171,256A 1972-05-17 1973-05-14 Non-thermionic electron emissive tube comprising a ceramic heater substrate Expired CA998732A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25425972A 1972-05-17 1972-05-17

Publications (1)

Publication Number Publication Date
CA998732A true CA998732A (en) 1976-10-19

Family

ID=22963565

Family Applications (1)

Application Number Title Priority Date Filing Date
CA171,256A Expired CA998732A (en) 1972-05-17 1973-05-14 Non-thermionic electron emissive tube comprising a ceramic heater substrate

Country Status (7)

Country Link
US (1) US3777209A (en)
JP (1) JPS4950863A (en)
CA (1) CA998732A (en)
DE (1) DE2325136B2 (en)
FR (1) FR2184980B1 (en)
GB (1) GB1425194A (en)
NL (1) NL7306812A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1442075A (en) * 1974-05-28 1976-07-07 V N I Pk I T Chesky I Elektros Electrodes for arc and plasma-arc working method and apparatus for coating glassware
US6259193B1 (en) * 1998-06-08 2001-07-10 General Electric Company Emissive filament and support structure

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3066236A (en) * 1958-05-14 1962-11-27 Int Standard Electric Corp Electron discharge devices
GB962926A (en) * 1962-03-19 1964-07-08 Rank Bush Murphy Ltd Improvements in thermionic cathodes and in methods of manufacturing such cathodes
US3330991A (en) * 1963-07-12 1967-07-11 Raytheon Co Non-thermionic electron emission devices
FR1432317A (en) * 1964-05-05 1966-03-18 Philips Nv Method of manufacturing an indirectly heated cathode and cathode obtained by this method
US3408521A (en) * 1965-11-22 1968-10-29 Stanford Research Inst Semiconductor-type photocathode for an infrared device

Also Published As

Publication number Publication date
DE2325136C3 (en) 1978-05-11
FR2184980A1 (en) 1973-12-28
FR2184980B1 (en) 1977-12-30
DE2325136A1 (en) 1973-11-29
DE2325136B2 (en) 1977-09-01
NL7306812A (en) 1973-11-20
GB1425194A (en) 1976-02-18
US3777209A (en) 1973-12-04
JPS4950863A (en) 1974-05-17

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