FR1109867A - Electron gun - Google Patents

Electron gun

Info

Publication number
FR1109867A
FR1109867A FR1109867DA FR1109867A FR 1109867 A FR1109867 A FR 1109867A FR 1109867D A FR1109867D A FR 1109867DA FR 1109867 A FR1109867 A FR 1109867A
Authority
FR
France
Prior art keywords
electron gun
gun
electron
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.)
CBS Corp
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of FR1109867A publication Critical patent/FR1109867A/en
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
    • H01J29/488—Schematic arrangements of the electrodes for beam forming; Place and form of the elecrodes
    • 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
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
    • H01J29/62—Electrostatic lenses
    • 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
    • H01J29/84—Traps for removing or diverting unwanted particles, e.g. negative ions, fringing electrons; Arrangements for velocity or mass selection
FR1109867D 1953-08-14 1954-08-05 Electron gun Expired FR1109867A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US374240A US2773212A (en) 1953-08-14 1953-08-14 Electron gun

Publications (1)

Publication Number Publication Date
FR1109867A true FR1109867A (en) 1956-02-02

Family

ID=23475915

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1109867D Expired FR1109867A (en) 1953-08-14 1954-08-05 Electron gun

Country Status (6)

Country Link
US (1) US2773212A (en)
BE (1) BE530971A (en)
DE (1) DE1015948B (en)
FR (1) FR1109867A (en)
GB (1) GB761008A (en)
NL (2) NL96222C (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2911563A (en) * 1957-04-24 1959-11-03 Westinghouse Electric Corp Electrostatic lens and deflection system
US2905848A (en) * 1957-10-18 1959-09-22 Philco Corp Cathode ray tube gun structure
US2935635A (en) * 1957-11-18 1960-05-03 Philco Corp Cathode ray tube display system
US2922072A (en) * 1957-12-05 1960-01-19 Sylvania Electric Prod Image reproduction device
US3065368A (en) * 1957-12-27 1962-11-20 Westinghouse Electric Corp Cathode ray device
US3200469A (en) * 1960-01-28 1965-08-17 Rca Corp Spherical grids and methods of making same
DE1194067B (en) * 1960-04-13 1965-06-03 Rca Corp Beam generation system for a cathode ray tube
BE624426A (en) * 1961-11-07
US3374385A (en) * 1963-07-10 1968-03-19 Rca Corp Electron tube cathode with nickel-tungsten alloy base and thin nickel coating
WO2014164198A1 (en) 2013-03-11 2014-10-09 David Rafferty Automatic gain control with defocusing lens
US8969794B2 (en) 2013-03-15 2015-03-03 1St Detect Corporation Mass dependent automatic gain control for mass spectrometer

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH224295A (en) * 1941-09-30 1942-11-15 Philips Nv Electrical device with a Braun tube.
BE480334A (en) * 1942-03-14
BE470212A (en) * 1946-01-24
US2496127A (en) * 1947-02-05 1950-01-31 Rca Corp Electron gun for cathode-ray tubes
US2680204A (en) * 1950-11-30 1954-06-01 Rca Corp Gun structure
US2638559A (en) * 1952-01-19 1953-05-12 Nat Video Corp Electrostatic lens for cathode-ray tubes

Also Published As

Publication number Publication date
NL96222C (en)
BE530971A (en)
GB761008A (en) 1956-11-07
DE1015948B (en) 1957-09-19
NL189231B (en)
US2773212A (en) 1956-12-04

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