EP0275191A2 - Farbbildröhre mit einer Drei-Linsen-Elektronenkanone - Google Patents

Farbbildröhre mit einer Drei-Linsen-Elektronenkanone Download PDF

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Publication number
EP0275191A2
EP0275191A2 EP88300247A EP88300247A EP0275191A2 EP 0275191 A2 EP0275191 A2 EP 0275191A2 EP 88300247 A EP88300247 A EP 88300247A EP 88300247 A EP88300247 A EP 88300247A EP 0275191 A2 EP0275191 A2 EP 0275191A2
Authority
EP
European Patent Office
Prior art keywords
electrode
lens
potential
beams
tube
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
EP88300247A
Other languages
English (en)
French (fr)
Other versions
EP0275191A3 (en
EP0275191B1 (de
Inventor
David Arthur New
Loren Lee Maninger
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 Licensing Corp
Original Assignee
RCA Licensing Corp
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
Priority claimed from GB878700792A external-priority patent/GB8700792D0/en
Priority claimed from GB878700793A external-priority patent/GB8700793D0/en
Priority claimed from US07/128,951 external-priority patent/US4764704A/en
Application filed by RCA Licensing Corp, RCA Corp filed Critical RCA Licensing Corp
Publication of EP0275191A2 publication Critical patent/EP0275191A2/de
Publication of EP0275191A3 publication Critical patent/EP0275191A3/en
Application granted granted Critical
Publication of EP0275191B1 publication Critical patent/EP0275191B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • H01J29/50—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
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/48—Electron guns
    • H01J2229/4844—Electron guns characterised by beam passing apertures or combinations
    • H01J2229/4848—Aperture shape as viewed along beam axis
    • H01J2229/4872—Aperture shape as viewed along beam axis circular
    • 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
    • H01J2229/4844—Electron guns characterised by beam passing apertures or combinations
    • H01J2229/4848—Aperture shape as viewed along beam axis
    • H01J2229/4896—Aperture shape as viewed along beam axis complex and not provided for

Landscapes

  • Electrodes For Cathode-Ray Tubes (AREA)
EP88300247A 1987-01-14 1988-01-13 Farbbildröhre mit einer Drei-Linsen-Elektronenkanone Expired - Lifetime EP0275191B1 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
GB8700793 1987-01-14
GB878700792A GB8700792D0 (en) 1987-01-14 1987-01-14 Qpf-xl gun design
GB8700792 1987-01-14
GB878700793A GB8700793D0 (en) 1987-01-14 1987-01-14 Db-xl gun design
US128951 1987-12-04
US07/128,951 US4764704A (en) 1987-01-14 1987-12-04 Color cathode-ray tube having a three-lens electron gun

Publications (3)

Publication Number Publication Date
EP0275191A2 true EP0275191A2 (de) 1988-07-20
EP0275191A3 EP0275191A3 (en) 1989-06-07
EP0275191B1 EP0275191B1 (de) 1995-09-27

Family

ID=27263286

Family Applications (1)

Application Number Title Priority Date Filing Date
EP88300247A Expired - Lifetime EP0275191B1 (de) 1987-01-14 1988-01-13 Farbbildröhre mit einer Drei-Linsen-Elektronenkanone

Country Status (3)

Country Link
EP (1) EP0275191B1 (de)
JP (1) JPH0748354B2 (de)
DE (1) DE3854506T2 (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0366245A2 (de) * 1988-10-27 1990-05-02 RCA Thomson Licensing Corporation Farbanzeigesystem und Röhre, versehen mit einer an zwei Elektroden modulierten Elektronenkanone
EP0452789A2 (de) * 1990-04-16 1991-10-23 Thomson Consumer Electronics, Inc. Farbbildröhre mit "inline" Elektronenkanone mit Fokusjustierung
EP0646944A2 (de) * 1993-09-30 1995-04-05 Kabushiki Kaisha Toshiba Farbkathodenstrahlröhrevorrichtung
GB2294581A (en) * 1994-10-24 1996-05-01 Sony Corp Electron gun for a cathode ray tube

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2884559A (en) * 1956-09-07 1959-04-28 Bell Telephone Labor Inc Electron lens systems
JPS54120581A (en) * 1978-03-13 1979-09-19 Toshiba Corp Electron gun for color picture tube of in-line type
JPS598246A (ja) * 1982-07-05 1984-01-17 Toshiba Corp 電子銃
EP0104674A1 (de) * 1982-08-25 1984-04-04 Koninklijke Philips Electronics N.V. Farbbildröhre
US4620133A (en) * 1982-01-29 1986-10-28 Rca Corporation Color image display systems
EP0231964A1 (de) * 1986-01-21 1987-08-12 Koninklijke Philips Electronics N.V. Farbbildröhre mit reduzierter Ablenkdefokussierung
JPH06174246A (ja) * 1991-03-29 1994-06-24 Matsushita Seiko Co Ltd 空気調和機のエアーカーテン装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63158732A (ja) * 1986-12-22 1988-07-01 Toshiba Corp カラ−受像管装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2884559A (en) * 1956-09-07 1959-04-28 Bell Telephone Labor Inc Electron lens systems
JPS54120581A (en) * 1978-03-13 1979-09-19 Toshiba Corp Electron gun for color picture tube of in-line type
US4620133A (en) * 1982-01-29 1986-10-28 Rca Corporation Color image display systems
JPS598246A (ja) * 1982-07-05 1984-01-17 Toshiba Corp 電子銃
EP0104674A1 (de) * 1982-08-25 1984-04-04 Koninklijke Philips Electronics N.V. Farbbildröhre
EP0231964A1 (de) * 1986-01-21 1987-08-12 Koninklijke Philips Electronics N.V. Farbbildröhre mit reduzierter Ablenkdefokussierung
JPH06174246A (ja) * 1991-03-29 1994-06-24 Matsushita Seiko Co Ltd 空気調和機のエアーカーテン装置

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, vol. 10, no. 244 (E-430)(2300), 22nd August 1986 & JP-A-6 174 246 *
PATENT ABSTRACTS OF JAPAN, vol. 3, no. 141 (E-153), 21st November 1979, page 151 E 153; & JP-A-54 120 581 (TOKYO SHIBAURA DENKI K.K.) 19-09-1979 *
PATENT ABSTRACTS OF JAPAN, vol. 8, no. 88, 21st April 1984, page 74 E 240; & JP-A-59 008 246 (TOKYO SHIBAURA DENKI K.K.) 17-01-1984 *
TOSHIBA REVIEW, no. 121, May - Jun 1979, S. TAKENAKA et al.: "New Hi-Fi Focus Electron Gun for Color Cathode-Ray Tube", pages 30 - 35 *

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0366245A2 (de) * 1988-10-27 1990-05-02 RCA Thomson Licensing Corporation Farbanzeigesystem und Röhre, versehen mit einer an zwei Elektroden modulierten Elektronenkanone
EP0366245A3 (en) * 1988-10-27 1990-10-17 Rca Licensing Corporation Color display system and tube having an electron gun with dual electrode modulation
EP0452789A2 (de) * 1990-04-16 1991-10-23 Thomson Consumer Electronics, Inc. Farbbildröhre mit "inline" Elektronenkanone mit Fokusjustierung
EP0452789A3 (en) * 1990-04-16 1992-02-12 Thomson Consumer Electronics, Inc. Color picture tube having inline electron gun with focus adjustment means
TR25229A (tr) * 1990-04-16 1993-01-01 Thomson Consumer Electonics In ODAK AYARLAMA ARACI OLAN SIRALI ELEKTRON TABANCA- SINA SAHIP OLAN RENKLI RESIM TüPü.
EP0646944A2 (de) * 1993-09-30 1995-04-05 Kabushiki Kaisha Toshiba Farbkathodenstrahlröhrevorrichtung
EP0646944A3 (de) * 1993-09-30 1996-11-27 Toshiba Kk Farbkathodenstrahlröhrevorrichtung.
US5694004A (en) * 1993-09-30 1997-12-02 Kabushiki Kaisha Toshiba Color cathode ray tube apparatus
GB2294581A (en) * 1994-10-24 1996-05-01 Sony Corp Electron gun for a cathode ray tube
US5773925A (en) * 1994-10-24 1998-06-30 Sony Corporation Electron gun for a cathode ray tube
GB2294581B (en) * 1994-10-24 1998-07-15 Sony Corp Cathode ray tube and electron gun for a cathode ray tube

Also Published As

Publication number Publication date
JPS63198241A (ja) 1988-08-16
EP0275191A3 (en) 1989-06-07
DE3854506T2 (de) 1996-04-04
EP0275191B1 (de) 1995-09-27
JPH0748354B2 (ja) 1995-05-24
DE3854506D1 (de) 1995-11-02

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