FR2530378A1 - Grille pour canon electronique et son procede de fabrication - Google Patents

Grille pour canon electronique et son procede de fabrication Download PDF

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Publication number
FR2530378A1
FR2530378A1 FR8311703A FR8311703A FR2530378A1 FR 2530378 A1 FR2530378 A1 FR 2530378A1 FR 8311703 A FR8311703 A FR 8311703A FR 8311703 A FR8311703 A FR 8311703A FR 2530378 A1 FR2530378 A1 FR 2530378A1
Authority
FR
France
Prior art keywords
grid
recess
recesses
thickness
zone
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.)
Pending
Application number
FR8311703A
Other languages
English (en)
French (fr)
Inventor
Carl Leonard Lundvall
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
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 FR2530378A1 publication Critical patent/FR2530378A1/fr
Pending 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
    • H01J29/48—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
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/14—Manufacture of electrodes or electrode systems of non-emitting electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
  • Microwave Tubes (AREA)
FR8311703A 1982-07-19 1983-07-13 Grille pour canon electronique et son procede de fabrication Pending FR2530378A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US39934182A 1982-07-19 1982-07-19

Publications (1)

Publication Number Publication Date
FR2530378A1 true FR2530378A1 (fr) 1984-01-20

Family

ID=23579171

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8311703A Pending FR2530378A1 (fr) 1982-07-19 1983-07-13 Grille pour canon electronique et son procede de fabrication

Country Status (4)

Country Link
JP (1) JPS5933740A (ja)
DE (1) DE3325856A1 (ja)
FR (1) FR2530378A1 (ja)
IT (1) IT1170150B (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0360608A1 (en) * 1988-09-23 1990-03-28 United Kingdom Atomic Energy Authority Ion extraction grids
FR2644628A1 (fr) * 1989-03-17 1990-09-21 Videocolor Grille de focalisation pour canon a electrons en ligne pour tube de television en couleurs et canon a electrons en ligne utilisant une telle grille

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0629214Y2 (ja) * 1987-04-10 1994-08-10 中富 栗本 砂杭造成装置
JPH0629213Y2 (ja) * 1987-04-10 1994-08-10 中富 栗本 砂杭造成装置
DE4012888A1 (de) * 1990-04-23 1991-10-24 Nokia Unterhaltungselektronik Gitter fuer elektronenstrahl-erzeugungssysteme

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2204874A1 (ja) * 1972-10-30 1974-05-24 Rca Corp
US3852608A (en) * 1971-03-22 1974-12-03 Philips Corp Cathode-ray tube having an astigmatic lens element in its electron gun
FR2437062A1 (fr) * 1978-09-25 1980-04-18 Rca Corp Perfectionnements apportes aux canons electroniques, notamment pour recepteurs de television
DE3018569A1 (de) * 1979-05-18 1980-11-27 Hitachi Ltd Elektrode einer farbbildroehren-elektronenschleuder und verfahren zu ihrer herstellung
US4307498A (en) * 1979-11-15 1981-12-29 North American Philips Consumer Electronics Corp. One piece astigmatic grid for color picture tube electron gun and method of making same
EP0045547A2 (en) * 1980-08-04 1982-02-10 Philips ECG Inc. Method of fabricating an electron gun electrode member for a cathode-ray tube and cathode ray tube comprising an electron gun electrode member fabricated by this method

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3852608A (en) * 1971-03-22 1974-12-03 Philips Corp Cathode-ray tube having an astigmatic lens element in its electron gun
FR2204874A1 (ja) * 1972-10-30 1974-05-24 Rca Corp
FR2437062A1 (fr) * 1978-09-25 1980-04-18 Rca Corp Perfectionnements apportes aux canons electroniques, notamment pour recepteurs de television
DE3018569A1 (de) * 1979-05-18 1980-11-27 Hitachi Ltd Elektrode einer farbbildroehren-elektronenschleuder und verfahren zu ihrer herstellung
US4307498A (en) * 1979-11-15 1981-12-29 North American Philips Consumer Electronics Corp. One piece astigmatic grid for color picture tube electron gun and method of making same
EP0045547A2 (en) * 1980-08-04 1982-02-10 Philips ECG Inc. Method of fabricating an electron gun electrode member for a cathode-ray tube and cathode ray tube comprising an electron gun electrode member fabricated by this method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0360608A1 (en) * 1988-09-23 1990-03-28 United Kingdom Atomic Energy Authority Ion extraction grids
FR2644628A1 (fr) * 1989-03-17 1990-09-21 Videocolor Grille de focalisation pour canon a electrons en ligne pour tube de television en couleurs et canon a electrons en ligne utilisant une telle grille
WO1990011612A1 (fr) * 1989-03-17 1990-10-04 Videocolor S.A. Grille de focalisation pour canon a electrons en ligne pour tube de television en couleurs et canon a electrons en ligne utilisant une telle grille

Also Published As

Publication number Publication date
JPS5933740A (ja) 1984-02-23
IT1170150B (it) 1987-06-03
DE3325856A1 (de) 1984-01-19
IT8321640A0 (it) 1983-06-15

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