IT1151363B - Cannone elettronico presentante una regione perfezionata per la formazione di un fascio elettronico,tubo a raggi catodici e ricevitore televisivo incorporante lo stesso - Google Patents

Cannone elettronico presentante una regione perfezionata per la formazione di un fascio elettronico,tubo a raggi catodici e ricevitore televisivo incorporante lo stesso

Info

Publication number
IT1151363B
IT1151363B IT20369/82A IT2036982A IT1151363B IT 1151363 B IT1151363 B IT 1151363B IT 20369/82 A IT20369/82 A IT 20369/82A IT 2036982 A IT2036982 A IT 2036982A IT 1151363 B IT1151363 B IT 1151363B
Authority
IT
Italy
Prior art keywords
electronic
perfected
presenting
formation
region
Prior art date
Application number
IT20369/82A
Other languages
English (en)
Other versions
IT8220369A0 (it
Inventor
Joshua Shefer
Carmen Anthony Catanese
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 IT8220369A0 publication Critical patent/IT8220369A0/it
Application granted granted Critical
Publication of IT1151363B publication Critical patent/IT1151363B/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
    • 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
    • H01J29/56—Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to lenses
IT20369/82A 1981-04-29 1982-03-24 Cannone elettronico presentante una regione perfezionata per la formazione di un fascio elettronico,tubo a raggi catodici e ricevitore televisivo incorporante lo stesso IT1151363B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/258,805 US4409514A (en) 1981-04-29 1981-04-29 Electron gun with improved beam forming region

Publications (2)

Publication Number Publication Date
IT8220369A0 IT8220369A0 (it) 1982-03-24
IT1151363B true IT1151363B (it) 1986-12-17

Family

ID=22982200

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20369/82A IT1151363B (it) 1981-04-29 1982-03-24 Cannone elettronico presentante una regione perfezionata per la formazione di un fascio elettronico,tubo a raggi catodici e ricevitore televisivo incorporante lo stesso

Country Status (10)

Country Link
US (1) US4409514A (it)
JP (1) JPS57185659A (it)
KR (1) KR910001400B1 (it)
CA (1) CA1174263A (it)
DE (1) DE3216039C2 (it)
FR (1) FR2505088B1 (it)
GB (1) GB2097576B (it)
IT (1) IT1151363B (it)
NL (1) NL8201770A (it)
PL (1) PL138253B1 (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5637952A (en) * 1993-04-26 1997-06-10 Nokia Technology Gmbh High-current cathode for picture tubes including a grid 3-electrode having a diaphragm with reduced apertures
DE4313576C2 (de) * 1993-04-26 1996-07-18 Nokia Deutschland Gmbh Elektronenstrahlerzeugersystem
JP3011127B2 (ja) * 1997-03-27 2000-02-21 日本電気株式会社 マイクロ波管用冷陰極電子銃およびマイクロ波管
FR2773260B1 (fr) 1997-12-31 2000-01-28 Thomson Tubes & Displays Canon a electrons pour tubes a rayons cathodiques adapte a un fonctionnement multimode
FR2803431B1 (fr) * 1999-12-30 2002-05-03 Thomson Tubes & Displays Structure de canon a electrons pour tubes a rayons cathodiques

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2237667A (en) * 1934-05-04 1941-04-08 Aeg Cathode ray tube recording device
US3151269A (en) * 1962-06-05 1964-09-29 William H Johnston Lab Inc Source of ionizing beam
GB1142608A (en) 1966-10-21 1969-02-12 English Electric Valve Co Ltd Improvements in or relating to television and like camera tubes
BE793992A (fr) * 1972-01-14 1973-05-02 Rca Corp Tube a rayons cathodiques
JPS5522906B2 (it) * 1974-05-20 1980-06-19
DE2533082A1 (de) * 1975-07-24 1977-02-10 Bosch Gmbh Robert Zuendeinrichtung fuer eine brennkraftmaschine
JPS5370663A (en) * 1976-12-06 1978-06-23 Toshiba Corp 3 electron gun constituting body of in-line type
US4234814A (en) * 1978-09-25 1980-11-18 Rca Corporation Electron gun with astigmatic flare-reducing beam forming region
GB2036415B (en) 1978-12-07 1983-03-09 Axenov N Electron-optical beam-forming arrangement for cathode-ray devices
JPS55154044A (en) * 1979-05-18 1980-12-01 Hitachi Ltd Electrode structure of electron gun and its manufacture
US4298818A (en) * 1979-08-29 1981-11-03 Rca Corporation Electron gun
US4319163A (en) * 1980-06-30 1982-03-09 Rca Corporation Electron gun with deflection-synchronized astigmatic screen grid means

Also Published As

Publication number Publication date
DE3216039A1 (de) 1982-11-18
GB2097576A (en) 1982-11-03
JPS57185659A (en) 1982-11-15
GB2097576B (en) 1985-04-03
DE3216039C2 (de) 1989-11-02
KR840000064A (ko) 1984-01-30
FR2505088A1 (fr) 1982-11-05
CA1174263A (en) 1984-09-11
KR910001400B1 (ko) 1991-03-04
NL8201770A (nl) 1982-11-16
US4409514A (en) 1983-10-11
FR2505088B1 (fr) 1986-04-25
JPH0368501B2 (it) 1991-10-28
IT8220369A0 (it) 1982-03-24
PL236219A1 (en) 1983-01-17
PL138253B1 (en) 1986-08-30

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970327