FR989227A - Beam deflection electron tubes with parallel beam forming and focusing plates - Google Patents

Beam deflection electron tubes with parallel beam forming and focusing plates

Info

Publication number
FR989227A
FR989227A FR989227DA FR989227A FR 989227 A FR989227 A FR 989227A FR 989227D A FR989227D A FR 989227DA FR 989227 A FR989227 A FR 989227A
Authority
FR
France
Prior art keywords
electron tubes
focusing plates
deflection electron
beam forming
parallel beam
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
Other languages
French (fr)
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
Radio Corporation of America
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, Radio Corporation of America filed Critical RCA Corp
Application granted granted Critical
Publication of FR989227A publication Critical patent/FR989227A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/78—Tubes with electron stream modulated by deflection in a resonator
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/02—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused
    • H01J31/04—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused with only one or two output electrodes with only two electrically independant groups or electrodes
FR989227D 1943-06-30 1947-07-30 Beam deflection electron tubes with parallel beam forming and focusing plates Expired FR989227A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US492808A US2415481A (en) 1943-06-30 1943-06-30 Beam deflection tube having parallel focusing and beam defining plates

Publications (1)

Publication Number Publication Date
FR989227A true FR989227A (en) 1951-09-06

Family

ID=23957710

Family Applications (1)

Application Number Title Priority Date Filing Date
FR989227D Expired FR989227A (en) 1943-06-30 1947-07-30 Beam deflection electron tubes with parallel beam forming and focusing plates

Country Status (5)

Country Link
US (1) US2415481A (en)
BE (1) BE474642A (en)
FR (1) FR989227A (en)
GB (1) GB594647A (en)
NL (1) NL71647C (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1910560A (en) * 1927-08-09 1933-05-23 Norinder Ernst Harald Cathode ray oscillograph
NL42114C (en) * 1933-11-30
DE883938C (en) * 1939-12-02 1953-06-11 Western Electric Co Electron discharge device
US2233795A (en) * 1939-12-22 1941-03-04 Rca Corp Electron discharge device
US2294659A (en) * 1941-05-17 1942-09-01 Rca Corp Electron discharge device and circuit
US2332622A (en) * 1941-10-11 1943-10-26 Bell Telephone Labor Inc Electron discharge device

Also Published As

Publication number Publication date
BE474642A (en)
US2415481A (en) 1947-02-11
GB594647A (en) 1947-11-17
NL71647C (en)

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