IT1016765B - ALIGNED ELECTRONIC GUN WITH A PERFECT CONVERGENCE SYSTEM - Google Patents

ALIGNED ELECTRONIC GUN WITH A PERFECT CONVERGENCE SYSTEM

Info

Publication number
IT1016765B
IT1016765B IT69455/74A IT6945574A IT1016765B IT 1016765 B IT1016765 B IT 1016765B IT 69455/74 A IT69455/74 A IT 69455/74A IT 6945574 A IT6945574 A IT 6945574A IT 1016765 B IT1016765 B IT 1016765B
Authority
IT
Italy
Prior art keywords
convergence system
electronic gun
aligned electronic
perfect convergence
perfect
Prior art date
Application number
IT69455/74A
Other languages
Italian (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
Application granted granted Critical
Publication of IT1016765B publication Critical patent/IT1016765B/en

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
    • H01J29/70—Arrangements for deflecting ray or beam
    • H01J29/701—Systems for correcting deviation or convergence of a plurality of beams by means of magnetic fields at least
    • H01J29/707—Arrangements intimately associated with parts of the gun and co-operating with external magnetic excitation devices
IT69455/74A 1973-08-08 1974-08-02 ALIGNED ELECTRONIC GUN WITH A PERFECT CONVERGENCE SYSTEM IT1016765B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US386639A US3866080A (en) 1973-08-08 1973-08-08 Inline electron gun having magnetically permeable plates for enhancing convergence of electron beams

Publications (1)

Publication Number Publication Date
IT1016765B true IT1016765B (en) 1977-06-20

Family

ID=23526430

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69455/74A IT1016765B (en) 1973-08-08 1974-08-02 ALIGNED ELECTRONIC GUN WITH A PERFECT CONVERGENCE SYSTEM

Country Status (8)

Country Link
US (1) US3866080A (en)
JP (1) JPS5046264A (en)
CA (1) CA1012598A (en)
DE (1) DE2438254C3 (en)
FR (1) FR2240522B1 (en)
GB (1) GB1478059A (en)
IT (1) IT1016765B (en)
NL (1) NL7410331A (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5615102B2 (en) * 1974-10-14 1981-04-08
US4086513A (en) * 1975-03-03 1978-04-25 Rca Corporation Plural gun cathode ray tube having parallel plates adjacent grid apertures
DE2722477A1 (en) * 1977-05-18 1978-11-23 Standard Elektrik Lorenz Ag COLOR TELEVISION SCREENS
NL7802129A (en) * 1978-02-27 1979-08-29 Philips Nv DEVICE FOR DISPLAYING COLORED IMAGES.
US4396862A (en) * 1978-05-01 1983-08-02 Rca Corporation Color picture tube with means for affecting magnetic deflection fields in electron gun area
US4370593A (en) * 1980-12-30 1983-01-25 Rca Corporation In-line electron gun and method for modifying the same
EP0073472B1 (en) * 1981-09-02 1987-01-28 Kabushiki Kaisha Toshiba Magnetic focusing type cathode ray tube
JPS5840749A (en) * 1981-09-02 1983-03-09 Toshiba Corp Magnetic focussing type cathode-ray tube
EP0090107B1 (en) * 1982-03-31 1986-06-18 International Business Machines Corporation Convergence unit for in-line colour cathode ray tube
DE3212248A1 (en) * 1982-04-02 1983-10-06 Standard Elektrik Lorenz Ag ELECTRON OPTICS OF THE ELECTRONIC RADIATOR GENERATOR SYSTEM OF A COLOR IMAGE TUBE
JPS59214139A (en) * 1983-05-18 1984-12-04 Matsushita Electronics Corp Color picture tube device
NL8401444A (en) * 1984-05-07 1985-12-02 Philips Nv PICTURE TUBE.
NL8402303A (en) * 1984-07-20 1986-02-17 Philips Nv COLOR IMAGE TUBE.
JP2661024B2 (en) * 1986-12-27 1997-10-08 ソニー株式会社 Cathode ray tube

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2939979A (en) * 1957-04-26 1960-06-07 Sol L Reiches Color pure cathode ray tube display mechanism
FR1392502A (en) * 1963-10-30 1965-03-19 Cft Comp Fse Television Operation with color television receiver tubes

Also Published As

Publication number Publication date
FR2240522A1 (en) 1975-03-07
DE2438254C3 (en) 1979-07-19
US3866080A (en) 1975-02-11
CA1012598A (en) 1977-06-21
FR2240522B1 (en) 1978-04-28
DE2438254B2 (en) 1978-11-16
NL7410331A (en) 1975-02-11
DE2438254A1 (en) 1975-02-27
JPS5046264A (en) 1975-04-24
GB1478059A (en) 1977-06-29

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