IT1112465B - Cannone elettronico ad alto potenziale e a basso potere di ingrandimento - Google Patents

Cannone elettronico ad alto potenziale e a basso potere di ingrandimento

Info

Publication number
IT1112465B
IT1112465B IT7921663A IT2166379A IT1112465B IT 1112465 B IT1112465 B IT 1112465B IT 7921663 A IT7921663 A IT 7921663A IT 2166379 A IT2166379 A IT 2166379A IT 1112465 B IT1112465 B IT 1112465B
Authority
IT
Italy
Prior art keywords
high potential
low magnifying
electronic barrel
magnifying electronic
barrel
Prior art date
Application number
IT7921663A
Other languages
English (en)
Italian (it)
Other versions
IT7921663A0 (it
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
Publication of IT7921663A0 publication Critical patent/IT7921663A0/it
Application granted granted Critical
Publication of IT1112465B publication Critical patent/IT1112465B/it

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
    • H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
    • H01J29/503—Three or more guns, the axes of which lay in a common plane
    • 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
    • H01J29/622—Electrostatic lenses producing fields exhibiting symmetry of revolution
    • H01J29/624—Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun
IT7921663A 1978-04-12 1979-04-06 Cannone elettronico ad alto potenziale e a basso potere di ingrandimento IT1112465B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US89558878A 1978-04-12 1978-04-12

Publications (2)

Publication Number Publication Date
IT7921663A0 IT7921663A0 (it) 1979-04-06
IT1112465B true IT1112465B (it) 1986-01-13

Family

ID=25404723

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7921663A IT1112465B (it) 1978-04-12 1979-04-06 Cannone elettronico ad alto potenziale e a basso potere di ingrandimento

Country Status (18)

Country Link
JP (1) JPS54145472A (cs)
AU (1) AU4515779A (cs)
BE (1) BE875443A (cs)
BR (1) BR7902199A (cs)
CA (1) CA1138519A (cs)
CZ (1) CZ278259B6 (cs)
DD (1) DD143125A5 (cs)
DE (1) DE2914838C2 (cs)
ES (1) ES479316A1 (cs)
FI (1) FI791127A (cs)
FR (1) FR2423057A1 (cs)
GB (1) GB2020092B (cs)
HK (1) HK59887A (cs)
IT (1) IT1112465B (cs)
MX (1) MX4332E (cs)
NL (1) NL189323C (cs)
PL (1) PL126827B1 (cs)
SU (1) SU1722254A3 (cs)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4234814A (en) * 1978-09-25 1980-11-18 Rca Corporation Electron gun with astigmatic flare-reducing beam forming region
US4498028A (en) * 1981-09-28 1985-02-05 Zenith Electronics Corporation Ultra-short LoBi electron gun for very short cathode ray tubes
US4529910A (en) * 1982-03-31 1985-07-16 Zenith Electronics Corporation High-performance electron gun
NL8204185A (nl) * 1982-10-29 1984-05-16 Philips Nv Kathodestraalbuis.
JPS59148242A (ja) * 1983-02-14 1984-08-24 Matsushita Electronics Corp 受像管装置
EP0237005A3 (en) * 1986-03-11 1988-10-12 Matsushita Electronics Corporation Cathode ray tube for color display
FR2724048B1 (fr) * 1994-08-26 1997-01-10 Thomson Tubes & Displays Canon a electrons coplanaire a zone de formation de faisceau amelioree
JP2000243218A (ja) 1999-02-17 2000-09-08 Nec Corp 電子放出装置及びその駆動方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1156511B (de) * 1957-10-28 1963-10-31 Rauland Corp Strahlerzeugungssystem fuer eine kathodenmodulierte Kathodenstrahlroehre
US3090882A (en) * 1960-04-13 1963-05-21 Rca Corp Electron gun
US3295001A (en) * 1963-06-04 1966-12-27 Sylvania Electric Prod Cathode ray tube gun having a second grid with an effective thickness
US3374379A (en) * 1964-03-02 1968-03-19 Nippon Columbia Low second grid voltage electron gun
BE793992A (fr) * 1972-01-14 1973-05-02 Rca Corp Tube a rayons cathodiques
JPS5522906B2 (cs) * 1974-05-20 1980-06-19
US3995194A (en) * 1974-08-02 1976-11-30 Zenith Radio Corporation Electron gun having an extended field electrostatic focus lens

Also Published As

Publication number Publication date
GB2020092B (en) 1983-01-06
AU4515779A (en) 1979-10-18
CZ278259B6 (en) 1993-11-17
BE875443A (nl) 1979-07-31
NL7902868A (nl) 1979-10-16
IT7921663A0 (it) 1979-04-06
BR7902199A (pt) 1979-12-04
MX4332E (es) 1982-03-25
FR2423057A1 (fr) 1979-11-09
GB2020092A (en) 1979-11-07
DE2914838A1 (de) 1979-10-18
ES479316A1 (es) 1979-06-16
CA1138519A (en) 1982-12-28
JPS54145472A (en) 1979-11-13
HK59887A (en) 1987-08-21
FI791127A (fi) 1979-10-13
NL189323B (nl) 1992-10-01
PL214828A1 (cs) 1980-05-05
DE2914838C2 (de) 1986-11-06
NL189323C (nl) 1993-03-01
DD143125A5 (de) 1980-07-30
CZ246779A3 (en) 1993-06-16
JPH0419660B2 (cs) 1992-03-31
FR2423057B1 (cs) 1984-03-02
SU1722254A3 (ru) 1992-03-23
PL126827B1 (en) 1983-09-30

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970423