JPS575249A - Integral structure for crt - Google Patents

Integral structure for crt

Info

Publication number
JPS575249A
JPS575249A JP3806881A JP3806881A JPS575249A JP S575249 A JPS575249 A JP S575249A JP 3806881 A JP3806881 A JP 3806881A JP 3806881 A JP3806881 A JP 3806881A JP S575249 A JPS575249 A JP S575249A
Authority
JP
Japan
Prior art keywords
crt
integral structure
integral
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.)
Granted
Application number
JP3806881A
Other languages
English (en)
Other versions
JPH0133893B2 (ja
Inventor
Ueido Detsupu Suchiibun
Pooru Pigin Buruusu
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of JPS575249A publication Critical patent/JPS575249A/ja
Publication of JPH0133893B2 publication Critical patent/JPH0133893B2/ja
Granted 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
    • H01J31/128—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen provided with control means permitting the electron beam to reach selected parts of the screen, e.g. digitally controlled display tubes
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/48—Electron guns
    • H01J2229/50—Plurality of guns or beams
    • H01J2229/505—Arrays

Landscapes

  • Electrodes For Cathode-Ray Tubes (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
JP3806881A 1980-05-12 1981-03-18 Integral structure for crt Granted JPS575249A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/148,899 US4361781A (en) 1980-05-12 1980-05-12 Multiple electron beam cathode ray tube

Publications (2)

Publication Number Publication Date
JPS575249A true JPS575249A (en) 1982-01-12
JPH0133893B2 JPH0133893B2 (ja) 1989-07-17

Family

ID=22527935

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3806881A Granted JPS575249A (en) 1980-05-12 1981-03-18 Integral structure for crt

Country Status (6)

Country Link
US (1) US4361781A (ja)
EP (1) EP0039877A1 (ja)
JP (1) JPS575249A (ja)
AU (1) AU539677B2 (ja)
BR (1) BR8102627A (ja)
CA (1) CA1168290A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007313085A (ja) * 2006-05-26 2007-12-06 Zuiko Corp マスクおよびその製造方法

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS587740A (ja) * 1981-06-30 1983-01-17 インタ−ナシヨナル・ビジネス・マシ−ンズ・コ−ポレ−シヨン カソード用の電子放出層を形成する方法
NL8304444A (nl) * 1983-12-27 1985-07-16 Philips Nv Beeldbuis.
US5691608A (en) * 1986-06-16 1997-11-25 Canon Kabushiki Kaisha Image display apparatus
JP2981751B2 (ja) * 1989-03-23 1999-11-22 キヤノン株式会社 電子線発生装置及びこれを用いた画像形成装置、並びに電子線発生装置の製造方法
JPH0585990U (ja) * 1992-04-22 1993-11-19 日本電気精器株式会社 窓電動開閉装置
US5389855A (en) * 1993-02-10 1995-02-14 Chunghwa Picture Tubes, Ltd. Multi-beam electron gun for monochrome CRT
US5350978A (en) * 1993-02-10 1994-09-27 Chunghwa Picture Tubes, Ltd. Multi-beam group electron gun for color CRT
US5382883A (en) * 1993-07-28 1995-01-17 Chunghwa Picture Tubes, Ltd. Multi-beam group electron gun with common lens for color CRT
US6181055B1 (en) 1998-10-12 2001-01-30 Extreme Devices, Inc. Multilayer carbon-based field emission electron device for high current density applications
US6624578B2 (en) 2001-06-04 2003-09-23 Extreme Devices Incorporated Cathode ray tube having multiple field emission cathodes
US11205564B2 (en) 2017-05-23 2021-12-21 Modern Electron, Inc. Electrostatic grid device to reduce electron space charge
WO2020206445A1 (en) 2019-04-05 2020-10-08 Modern Electron, Inc Thermionic energy converter with thermal concentrating hot shell
US12081145B2 (en) 2019-10-09 2024-09-03 Modern Hydrogen, Inc. Time-dependent plasma systems and methods for thermionic conversion

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2758234A (en) * 1952-11-28 1956-08-07 Loewe Opta Ag Electrode system for cathode ray tubes
US2827591A (en) * 1954-12-23 1958-03-18 Sylvania Electric Prod Cathode ray scanning systems
US2862144A (en) * 1958-03-21 1958-11-25 Gen Dynamics Corp Simplified system for character selection in a shaped beam tube
US3178603A (en) * 1958-09-25 1965-04-13 Westinghouse Electric Corp Cathode ray apparatus for character display or conventional cathode ray display
US3340419A (en) * 1963-04-19 1967-09-05 Rank Precision Ind Ltd Electric discharge tubes
US3622828A (en) * 1969-12-01 1971-11-23 Us Army Flat display tube with addressable cathode
US3694260A (en) * 1970-05-21 1972-09-26 James E Beggs Bonded heater,cathode,control electrode structure and method of manufacture
US3740603A (en) * 1972-03-30 1973-06-19 Ind Electronic Eng Inc Cathode ray display tube with blanking grid
US3818260A (en) * 1973-03-05 1974-06-18 Sperry Rand Corp Electron gun with masked cathode and non-intercepting control grid
US3978364A (en) * 1974-07-24 1976-08-31 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Integrated structure vacuum tube
DE2449796C3 (de) * 1974-10-19 1980-03-06 Philips Patentverwaltung Gmbh, 2000 Hamburg Vorratskathode für eine gittergesteuerte Elektronenröhre und Verfahren zu ihrer Herstellung
US3935500A (en) * 1974-12-09 1976-01-27 Texas Instruments Incorporated Flat CRT system
US4091306A (en) * 1977-02-07 1978-05-23 Northrop Corporation Area electron gun employing focused circular beams
US4138622A (en) * 1977-08-04 1979-02-06 The United States Of America As Represented By The United States Department Of Energy High temperature electronic gain device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007313085A (ja) * 2006-05-26 2007-12-06 Zuiko Corp マスクおよびその製造方法

Also Published As

Publication number Publication date
BR8102627A (pt) 1982-01-26
US4361781A (en) 1982-11-30
AU7047581A (en) 1981-11-19
CA1168290A (en) 1984-05-29
AU539677B2 (en) 1984-10-11
JPH0133893B2 (ja) 1989-07-17
EP0039877A1 (en) 1981-11-18

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