FI773065A - Elektronkanoner foer anvaendning i katodstraolsroer - Google Patents

Elektronkanoner foer anvaendning i katodstraolsroer

Info

Publication number
FI773065A
FI773065A FI773065A FI773065A FI773065A FI 773065 A FI773065 A FI 773065A FI 773065 A FI773065 A FI 773065A FI 773065 A FI773065 A FI 773065A FI 773065 A FI773065 A FI 773065A
Authority
FI
Finland
Prior art keywords
katodstraolsroer
elektronkanoner
foer anvaendning
anvaendning
foer
Prior art date
Application number
FI773065A
Other languages
English (en)
Other versions
FI60468B (fi
Inventor
Kenichi Fukuzawa
Kunio Ando
Masakazu Fukushima
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of FI773065A publication Critical patent/FI773065A/fi
Application granted granted Critical
Publication of FI60468B publication Critical patent/FI60468B/fi

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
    • H01J29/48—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
    • 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
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
    • H01J29/62—Electrostatic lenses
    • H01J29/622—Electrostatic lenses producing fields exhibiting symmetry of revolution
    • H01J29/624—Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun
FI773065A 1976-10-22 1977-10-17 Elektronkanon foer anvaendning i ett katodstraolroer FI60468B (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP12604176A JPS5351958A (en) 1976-10-22 1976-10-22 Electron gun
JP12604176 1976-10-22

Publications (2)

Publication Number Publication Date
FI773065A true FI773065A (fi) 1978-04-23
FI60468B FI60468B (fi) 1981-09-30

Family

ID=14925187

Family Applications (1)

Application Number Title Priority Date Filing Date
FI773065A FI60468B (fi) 1976-10-22 1977-10-17 Elektronkanon foer anvaendning i ett katodstraolroer

Country Status (5)

Country Link
US (1) US4178532A (fi)
JP (1) JPS5351958A (fi)
DE (1) DE2747441C3 (fi)
FI (1) FI60468B (fi)
GB (1) GB1559654A (fi)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4124810A (en) * 1977-06-06 1978-11-07 Rca Corporation Electron gun having a distributed electrostatic lens
JPS563948A (en) * 1979-06-22 1981-01-16 Hitachi Ltd Electrostatic focusing type pickup tube
NL8102526A (nl) * 1981-05-22 1982-12-16 Philips Nv Kleurenbeeldbuis.
NL8102527A (nl) * 1981-05-22 1982-12-16 Philips Nv Kleurenbeeldbuis.
US4498028A (en) * 1981-09-28 1985-02-05 Zenith Electronics Corporation Ultra-short LoBi electron gun for very short cathode ray tubes
CA1196677A (en) * 1982-02-26 1985-11-12 Sony Corporation Electron gun
NL8204185A (nl) * 1982-10-29 1984-05-16 Philips Nv Kathodestraalbuis.
JPS5982605U (ja) * 1982-11-29 1984-06-04 トヨタ自動車株式会社 面取り加工装置
US4634924A (en) * 1985-08-06 1987-01-06 Rca Corporation Electron gun having cylindrical focus lens
US4745331A (en) * 1987-07-20 1988-05-17 Rca Licensing Corporation Color picture tube having an inline electron gun with an einzel lens
US4742266A (en) * 1987-07-20 1988-05-03 Rca Corporation Color picture tube having an inline electron gun with an einzel lens
US4737682A (en) * 1987-07-20 1988-04-12 Rca Corporation Color picture tube having an inline electron gun with an einzel lens
JPH07134953A (ja) * 1993-11-09 1995-05-23 Hitachi Ltd カラー受像管
JP3422842B2 (ja) * 1994-05-23 2003-06-30 株式会社日立製作所 陰極線管
KR100344517B1 (ko) * 2000-03-09 2002-07-24 히다찌 일렉트로닉 디바이시즈 가부시끼가이샤 Ｕｐｆ형 전자총을 갖는 음극선관
US6750601B2 (en) * 2001-09-14 2004-06-15 Lg Philips Displays Korea Co., Ltd. Electron gun for color cathode ray tube

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1071852B (fi) * 1959-12-24
GB568572A (en) * 1942-01-02 1945-04-11 Otto Ernst Heinrich Klemperer Improvements in or relating to electron lenses
US2423924A (en) * 1943-07-15 1947-07-15 Speidel Corp Cathode-ray tube
DE928480C (de) * 1953-01-22 1955-06-02 Loewe Opta Ag Konzentrier-Einrichtung fuer Elektronenstrahlroehren mit statischen Konzentriermitteln
BE628593A (fi) * 1962-02-20
NL7208728A (fi) * 1971-07-28 1973-12-28
US4052643A (en) * 1972-04-12 1977-10-04 Hitachi, Ltd. Electron guns for use in cathode ray tubes
US3987329A (en) * 1973-04-09 1976-10-19 Hitachi, Ltd. Electron gun with first of plurality of independent lens systems having greater focusing power
US3895253A (en) * 1973-10-23 1975-07-15 Zenith Radio Corp Electron gun having extended field electrostatic focus lens

Also Published As

Publication number Publication date
DE2747441A1 (de) 1978-04-27
JPS5531580B2 (fi) 1980-08-19
JPS5351958A (en) 1978-05-11
DE2747441B2 (de) 1979-11-08
DE2747441C3 (de) 1985-06-20
US4178532A (en) 1979-12-11
GB1559654A (en) 1980-01-23
FI60468B (fi) 1981-09-30

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: HITACHI, LTD.