FR1356870A - Cathode à réserve - Google Patents

Cathode à réserve

Info

Publication number
FR1356870A
FR1356870A FR935709A FR935709A FR1356870A FR 1356870 A FR1356870 A FR 1356870A FR 935709 A FR935709 A FR 935709A FR 935709 A FR935709 A FR 935709A FR 1356870 A FR1356870 A FR 1356870A
Authority
FR
France
Prior art keywords
reserve cathode
reserve
cathode
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
FR935709A
Other languages
English (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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR1356870A publication Critical patent/FR1356870A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48—Electron guns
    • H01J29/485—Construction of the gun or of parts thereof
FR935709A 1962-05-23 1963-05-22 Cathode à réserve Expired FR1356870A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US197129A US3263115A (en) 1962-05-23 1962-05-23 Dispenser cathode and method of manufacture

Publications (1)

Publication Number Publication Date
FR1356870A true FR1356870A (fr) 1964-03-27

Family

ID=22728160

Family Applications (1)

Application Number Title Priority Date Filing Date
FR935709A Expired FR1356870A (fr) 1962-05-23 1963-05-22 Cathode à réserve

Country Status (4)

Country Link
US (1) US3263115A (fr)
DE (1) DE1186953B (fr)
FR (1) FR1356870A (fr)
GB (1) GB1046425A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3436584A (en) * 1966-03-15 1969-04-01 Gen Electric Electron emission source with sharply defined emitting area
US3558966A (en) * 1967-03-01 1971-01-26 Semicon Associates Inc Directly heated dispenser cathode
NL7203663A (fr) * 1972-03-18 1973-09-20
US3983443A (en) * 1975-03-24 1976-09-28 Rca Corporation Vacuum electron device having directly-heated matrix-cathode-heater assembly
JPS54144170A (en) * 1978-05-02 1979-11-10 Hitachi Ltd Cathode constituent of direct heating type
US4388551A (en) * 1980-11-24 1983-06-14 Zenith Radio Corporation Quick-heating cathode structure
KR930008611B1 (ko) * 1991-06-13 1993-09-10 삼성전관 주식회사 함침형 음극구조체와 그 제조방법

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2761993A (en) * 1951-06-09 1956-09-04 Siemens Ag Cathodes for electrical discharge devices
US2774916A (en) * 1951-06-09 1956-12-18 Siemens Ag Cathodes for electrical discharge devices
DE890390C (de) * 1951-07-12 1953-09-17 Siemens Ag Kathode fuer elektrische Entladungsgefaesse
US2677778A (en) * 1952-03-31 1954-05-04 Atomic Energy Commission Linear cathode
BE531122A (fr) * 1953-08-14
US3113179A (en) * 1957-11-22 1963-12-03 Gen Electric Method and apparatus for recording
US3016472A (en) * 1960-05-25 1962-01-09 Gen Electric Dispenser cathode

Also Published As

Publication number Publication date
US3263115A (en) 1966-07-26
DE1186953B (de) 1965-02-11
GB1046425A (en) 1966-10-26

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