CS234009B2 - Cathode-ray tube - Google Patents

Cathode-ray tube Download PDF

Info

Publication number
CS234009B2
CS234009B2 CS787626A CS762678A CS234009B2 CS 234009 B2 CS234009 B2 CS 234009B2 CS 787626 A CS787626 A CS 787626A CS 762678 A CS762678 A CS 762678A CS 234009 B2 CS234009 B2 CS 234009B2
Authority
CS
Czechoslovakia
Prior art keywords
grid electrode
electron beam
cathode
screen
aperture
Prior art date
Application number
CS787626A
Other languages
Czech (cs)
English (en)
Inventor
Jan Bijma
Henricusw M Linssen
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CS234009B2 publication Critical patent/CS234009B2/cs

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
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
    • H01J29/62—Electrostatic lenses
    • H01J29/626—Electrostatic lenses producing fields exhibiting periodic axial symmetry, e.g. multipolar fields
    • H01J29/628—Electrostatic lenses producing fields exhibiting periodic axial symmetry, e.g. multipolar fields co-operating with or closely associated to an electron gun
    • 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

Landscapes

  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
CS787626A 1977-11-24 1978-11-22 Cathode-ray tube CS234009B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7712942,A NL178374C (nl) 1977-11-24 1977-11-24 Elektronenstraalbuis met niet-rotatiesymmetrische elektronenlens tussen eerste en tweede rooster.

Publications (1)

Publication Number Publication Date
CS234009B2 true CS234009B2 (en) 1985-03-14

Family

ID=19829598

Family Applications (1)

Application Number Title Priority Date Filing Date
CS787626A CS234009B2 (en) 1977-11-24 1978-11-22 Cathode-ray tube

Country Status (18)

Country Link
US (1) US4358703A (es)
JP (2) JPS5485666A (es)
BE (1) BE872218A (es)
BR (1) BR7807652A (es)
CA (1) CA1112284A (es)
CS (1) CS234009B2 (es)
DD (1) DD140517A5 (es)
DE (1) DE2850369C2 (es)
ES (1) ES475295A1 (es)
FI (1) FI66262C (es)
FR (1) FR2410357A1 (es)
GB (1) GB2008851B (es)
IT (1) IT1100173B (es)
MX (1) MX145245A (es)
NL (1) NL178374C (es)
PL (1) PL117458B1 (es)
TR (1) TR20153A (es)
YU (1) YU40989B (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54117677A (en) * 1978-03-06 1979-09-12 Hitachi Ltd Electron gun
JPS54133070A (en) * 1978-04-07 1979-10-16 Hitachi Ltd Constituent for electron gun
NL8102527A (nl) * 1981-05-22 1982-12-16 Philips Nv Kleurenbeeldbuis.
NL8102526A (nl) * 1981-05-22 1982-12-16 Philips Nv Kleurenbeeldbuis.
IT1214441B (it) * 1981-07-10 1990-01-18 Rca Corp Sistema per la visualizzazione di immagini a colori.
US4542318A (en) * 1982-12-16 1985-09-17 North American Philips Consumer Electronics Corp. CRT lensing electrodes having apertures defined by tapered sidewalls
NL8301601A (nl) * 1983-05-06 1984-12-03 Philips Nv Kathodestraalbuis.
IT1176203B (it) * 1983-06-27 1987-08-18 Rca Corp Tubo a raggi catodici con un cannone elettronico presentante una regione di formazione di un fascio astigmatico
JPH0719541B2 (ja) * 1985-04-30 1995-03-06 株式会社日立製作所 インライン型カラー受像管
JPH06103622B2 (ja) * 1986-08-21 1994-12-14 ソニー株式会社 電子銃の組立方法
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
JPH0729511A (ja) * 1993-07-14 1995-01-31 Hitachi Ltd 電子銃およびカラー陰極線管
KR970008566B1 (ko) * 1994-07-07 1997-05-27 엘지전자 주식회사 칼라 음극선관용 전자총의 제2그리드
KR100186540B1 (ko) 1996-04-25 1999-03-20 구자홍 피디피의 전극 및 그 형성방법

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2609516A (en) * 1950-10-31 1952-09-02 Rca Corp Art of forming and utilizing electron-beams of noncircular cross section
NL6717636A (es) * 1967-12-22 1969-06-24
NL162783C (nl) * 1970-04-11 1980-06-16 Philips Nv Beeldweergeefinrichting en elektronenstraalbuis als onderdeel daarvan.
US3852608A (en) * 1971-03-22 1974-12-03 Philips Corp Cathode-ray tube having an astigmatic lens element in its electron gun
NL7208728A (es) * 1971-07-28 1973-12-28
US4143293A (en) * 1975-01-24 1979-03-06 Matsushita Electronics Corporation In line electron guns for color tubes, each having a control grid with vertically elliptical aperture
US3978367A (en) * 1975-02-27 1976-08-31 Westinghouse Electric Corporation Cathode ray tube second electrode having rectangular projecting ridge
JPS6034783B2 (ja) * 1976-07-29 1985-08-10 株式会社東芝 陰極線管

Also Published As

Publication number Publication date
FR2410357A1 (fr) 1979-06-22
FI66262B (fi) 1984-05-31
ES475295A1 (es) 1979-04-16
FI66262C (fi) 1984-09-10
NL178374C (nl) 1986-03-03
FR2410357B1 (es) 1982-06-18
PL211101A1 (pl) 1979-07-16
DE2850369A1 (de) 1979-05-31
YU275078A (en) 1982-10-31
FI783554A (fi) 1979-05-25
MX145245A (es) 1982-01-15
TR20153A (tr) 1980-09-26
GB2008851B (en) 1982-05-12
JPS5485666A (en) 1979-07-07
YU40989B (en) 1986-10-31
PL117458B1 (en) 1981-08-31
JPS58101457U (ja) 1983-07-09
NL7712942A (nl) 1979-05-28
JPS6244448Y2 (es) 1987-11-24
DE2850369C2 (de) 1983-10-06
IT1100173B (it) 1985-09-28
US4358703A (en) 1982-11-09
NL178374B (nl) 1985-10-01
IT7830003A0 (it) 1978-11-21
CA1112284A (en) 1981-11-10
BR7807652A (pt) 1979-06-26
DD140517A5 (de) 1980-03-05
BE872218A (fr) 1979-05-22
GB2008851A (en) 1979-06-06

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