CA1044745A - Dual beam crt - Google Patents

Dual beam crt

Info

Publication number
CA1044745A
CA1044745A CA228,762A CA228762A CA1044745A CA 1044745 A CA1044745 A CA 1044745A CA 228762 A CA228762 A CA 228762A CA 1044745 A CA1044745 A CA 1044745A
Authority
CA
Canada
Prior art keywords
electron
deflection
plates
disposed
vertical
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
CA228,762A
Other languages
English (en)
French (fr)
Inventor
Conrad J. Odenthal
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.)
Tektronix Inc
Original Assignee
Tektronix Inc
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 Tektronix Inc filed Critical Tektronix Inc
Priority to CA287,237A priority Critical patent/CA1038440A/en
Application granted granted Critical
Publication of CA1044745A publication Critical patent/CA1044745A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
    • H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
    • H01J31/121—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen tubes for oscillography
    • 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

Landscapes

  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
CA228,762A 1974-07-05 1975-06-06 Dual beam crt Expired CA1044745A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA287,237A CA1038440A (en) 1974-07-05 1977-09-22 Dual-beam crt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US486022A US3921025A (en) 1974-07-05 1974-07-05 Dual-beam CRT with vertical trace bowing correction means

Publications (1)

Publication Number Publication Date
CA1044745A true CA1044745A (en) 1978-12-19

Family

ID=23930299

Family Applications (1)

Application Number Title Priority Date Filing Date
CA228,762A Expired CA1044745A (en) 1974-07-05 1975-06-06 Dual beam crt

Country Status (7)

Country Link
US (1) US3921025A (zh)
JP (1) JPS5117658A (zh)
CA (1) CA1044745A (zh)
DE (1) DE2529505C2 (zh)
FR (1) FR2277431A1 (zh)
GB (2) GB1505563A (zh)
NL (1) NL7506542A (zh)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52136550U (zh) * 1976-04-12 1977-10-17
JPS52124854A (en) * 1976-04-12 1977-10-20 Mitsubishi Electric Corp Braun tube and its production
JPS52124855A (en) * 1976-04-12 1977-10-20 Mitsubishi Electric Corp Cathode-ray tube
JPS52137762U (zh) * 1976-04-13 1977-10-19
DE2804029A1 (de) * 1978-01-31 1979-08-02 Licentia Gmbh Kathodenstrahlroehre mit zweistrahl- elektrodensystemen
US4288719A (en) * 1979-03-09 1981-09-08 Rca Corporation CRT With means for suppressing arcing therein
JPS5834789A (ja) * 1981-08-25 1983-03-01 富士通フアナツク株式会社 工業用ロボツトのハンド
US4585976A (en) * 1982-01-19 1986-04-29 Hewlett-Packard Company Beam penetration CRT with internal automatic constant deflection factor and pattern correction
US5087867A (en) * 1991-02-25 1992-02-11 International Business Machines Corporation Motor driving apparatus and printer
US5621276A (en) * 1992-05-01 1997-04-15 Magma, Inc. Cathode ray tube
US6369498B1 (en) * 1999-11-03 2002-04-09 Intel Corporation Electron gun for addressing secondary emission targets

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2170944A (en) * 1937-05-29 1939-08-29 Bell Telephone Labor Inc Multicathode ray discharge device
US2728873A (en) * 1953-01-13 1955-12-27 Gen Dynamics Corp Cathode ray control apparatus
FR1115673A (fr) * 1954-12-02 1956-04-27 Csf Perfectionnements aux oscilloscopes bi-courbes à post-accélération
DE1001404B (de) * 1955-12-06 1957-01-24 Philips Patentverwaltung Elektronenstrahlroehre zur Darstellung zweier oder mehrerer Vorgaenge
US2939982A (en) * 1957-10-02 1960-06-07 Gen Dynamics Corp Cathode ray tube apparatus
GB1165002A (en) * 1965-09-25 1969-09-24 Emi Ltd Improvements relating to Cathode Ray Tubes and Focusing and Deflecting Arrangements Therefor.
FR2056162A5 (zh) * 1969-07-28 1971-05-14 Tektronix Inc
US3681645A (en) * 1969-09-15 1972-08-01 Fairchild Camera Instr Co Cathode-ray character-display tube
US3670199A (en) * 1970-04-06 1972-06-13 Tektronix Inc Cathode ray tube having auxiliary deflection plate to correct pincushion distortion
US3694689A (en) * 1971-02-24 1972-09-26 Tektronix Inc Electron beam deflection apparatus
US3819984A (en) * 1973-02-12 1974-06-25 Tektronix Inc Side-by-side dual gun crt having horizontal deflector plates provided with side shields for correction of geometric distortion

Also Published As

Publication number Publication date
JPS5543577B2 (zh) 1980-11-07
GB1505563A (en) 1978-03-30
US3921025A (en) 1975-11-18
DE2529505C2 (de) 1985-03-07
FR2277431B1 (zh) 1978-09-01
DE2529505A1 (de) 1976-01-29
JPS5117658A (en) 1976-02-12
GB1505564A (en) 1978-03-30
NL7506542A (nl) 1976-01-07
FR2277431A1 (fr) 1976-01-30

Similar Documents

Publication Publication Date Title
CA1044745A (en) Dual beam crt
US3949262A (en) Cathode ray tube with compensation for beam landing spot distortion due to wide-angle beam deflection
US3548249A (en) Color cathode ray tube of the pluralbeam,single electron gun type
CA1096922A (en) Cathode ray tube having an electron lens system including a meshless scan expansion post deflection acceleration lens
US3594600A (en) Convergence means for a plural beam color picture tube
US2690517A (en) Plural beam electron gun
US4093891A (en) Traveling wave deflector for electron beams
US3467881A (en) Color picture tube
US3890541A (en) Cathode ray tube apparatus
US4142128A (en) Box-shaped scan expansion lens for cathode ray tube
US3731136A (en) Cylindrical electrode system for focusing and deflecting an electron beam
US2598919A (en) Barrier grid storage tube
US3983444A (en) Dual beam CRT with inner gun and outer gun shield means for correcting keystone distortion
US2251332A (en) Cathode ray device
US3651359A (en) Abberation correction of plurality of beams in color cathode ray tube
US3819984A (en) Side-by-side dual gun crt having horizontal deflector plates provided with side shields for correction of geometric distortion
US4623819A (en) Accelerating and scan expansion electron lens means for a cathode ray tube
US2726348A (en) Multiple beam gun
US3639796A (en) Color convergence system having elongated magnets perpendicular to plane of plural beams
US3579008A (en) Color tube having asymetrical electrostatic convergence correction system
CA1038440A (en) Dual-beam crt
US3778666A (en) Convergence deflecting device for single-gun, plural-beam color picture tube
US4812707A (en) Traveling wave push-pull electron beam deflection structure having voltage gradient compensation
EP0102396A1 (en) Flat cathode ray tubes
US3501668A (en) Low focus voltage electron gun for cathode-ray tubes