CA1012598A - Inline electron gun having an improved convergence assembly - Google Patents

Inline electron gun having an improved convergence assembly

Info

Publication number
CA1012598A
CA1012598A CA204,753A CA204753A CA1012598A CA 1012598 A CA1012598 A CA 1012598A CA 204753 A CA204753 A CA 204753A CA 1012598 A CA1012598 A CA 1012598A
Authority
CA
Canada
Prior art keywords
electron gun
inline electron
improved convergence
convergence assembly
assembly
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.)
Expired
Application number
CA204,753A
Other languages
English (en)
Other versions
CA204753S (en
Inventor
William H. Barkow
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
Application granted granted Critical
Publication of CA1012598A publication Critical patent/CA1012598A/en
Expired 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
    • H01J29/70—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
CA204,753A 1973-08-08 1974-07-15 Inline electron gun having an improved convergence assembly Expired CA1012598A (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
CA1012598A true CA1012598A (en) 1977-06-21

Family

ID=23526430

Family Applications (1)

Application Number Title Priority Date Filing Date
CA204,753A Expired CA1012598A (en) 1973-08-08 1974-07-15 Inline electron gun having an improved convergence assembly

Country Status (8)

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

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5615102B2 (cs) * 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 (de) * 1977-05-18 1978-11-23 Standard Elektrik Lorenz Ag Farbfernseh-bildroehren
NL7802129A (nl) * 1978-02-27 1979-08-29 Philips Nv Inrichting voor het weergeven van gekleurde beelden.
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
US4495439A (en) * 1981-09-02 1985-01-22 Tokyo Shibaura Denki Kabushiki Kaisha Magnetic focusing type cathode ray tube
JPS5840749A (ja) * 1981-09-02 1983-03-09 Toshiba Corp 磁気集束型陰極線管
EP0090107B1 (en) * 1982-03-31 1986-06-18 International Business Machines Corporation Convergence unit for in-line colour cathode ray tube
DE3212248A1 (de) * 1982-04-02 1983-10-06 Standard Elektrik Lorenz Ag Elektronenoptik des elektronenstrahlerzeugersystems einer farbbildroehre
JPS59214139A (ja) * 1983-05-18 1984-12-04 Matsushita Electronics Corp カラ−受像管装置
NL8401444A (nl) * 1984-05-07 1985-12-02 Philips Nv Beeldbuis.
NL8402303A (nl) * 1984-07-20 1986-02-17 Philips Nv Kleurenbeeldbuis.
JP2661024B2 (ja) * 1986-12-27 1997-10-08 ソニー株式会社 陰極線管

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 (fr) * 1963-10-30 1965-03-19 Cft Comp Fse Television Fonctionnement aux tubes récepteurs de télévision en couleurs

Also Published As

Publication number Publication date
IT1016765B (it) 1977-06-20
DE2438254C3 (de) 1979-07-19
DE2438254B2 (de) 1978-11-16
US3866080A (en) 1975-02-11
JPS5046264A (cs) 1975-04-24
GB1478059A (en) 1977-06-29
DE2438254A1 (de) 1975-02-27
FR2240522A1 (cs) 1975-03-07
FR2240522B1 (cs) 1978-04-28
NL7410331A (nl) 1975-02-11

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