IT1140644B - Tubo a raggi catodici dotato di mezzi per la soppressione di archi all'interno dello stesso - Google Patents

Tubo a raggi catodici dotato di mezzi per la soppressione di archi all'interno dello stesso

Info

Publication number
IT1140644B
IT1140644B IT20022/80A IT2002280A IT1140644B IT 1140644 B IT1140644 B IT 1140644B IT 20022/80 A IT20022/80 A IT 20022/80A IT 2002280 A IT2002280 A IT 2002280A IT 1140644 B IT1140644 B IT 1140644B
Authority
IT
Italy
Prior art keywords
suppression
same
cathode tube
tube equipped
arches
Prior art date
Application number
IT20022/80A
Other languages
English (en)
Other versions
IT8020022A0 (it
IT8020022A1 (it
Inventor
Karl Gerhard Hernqvist
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
Publication of IT8020022A0 publication Critical patent/IT8020022A0/it
Publication of IT8020022A1 publication Critical patent/IT8020022A1/it
Application granted granted Critical
Publication of IT1140644B publication Critical patent/IT1140644B/it

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
    • H01J29/484—Eliminating deleterious effects due to thermal effects, electrical or magnetic fields; Preventing unwanted emission
    • 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
    • H01J29/82—Mounting, supporting, spacing, or insulating electron-optical or ion-optical arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
    • H01J3/02—Electron guns
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/88—Coatings
    • H01J2229/882—Coatings having particular electrical resistive or conductive properties
IT20022/80A 1979-03-09 1980-02-19 Tubo a raggi catodici dotato di mezzi per la soppressione di archi all'interno dello stesso IT1140644B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/018,907 US4288719A (en) 1979-03-09 1979-03-09 CRT With means for suppressing arcing therein

Publications (3)

Publication Number Publication Date
IT8020022A0 IT8020022A0 (it) 1980-02-19
IT8020022A1 IT8020022A1 (it) 1981-08-19
IT1140644B true IT1140644B (it) 1986-10-01

Family

ID=21790367

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20022/80A IT1140644B (it) 1979-03-09 1980-02-19 Tubo a raggi catodici dotato di mezzi per la soppressione di archi all'interno dello stesso

Country Status (16)

Country Link
US (1) US4288719A (it)
JP (1) JPS55122345A (it)
KR (1) KR830000921B1 (it)
BR (1) BR8001244A (it)
CA (1) CA1145384A (it)
DD (1) DD153018A5 (it)
DE (1) DE3008893C2 (it)
FI (1) FI800646A (it)
FR (1) FR2451100A1 (it)
GB (1) GB2044525B (it)
HK (1) HK62387A (it)
IT (1) IT1140644B (it)
MX (1) MX148002A (it)
NL (1) NL188820C (it)
PL (1) PL132236B1 (it)
SU (1) SU1482541A3 (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55159548A (en) * 1979-05-30 1980-12-11 Toshiba Corp Electron gun structure
US4353006A (en) * 1980-05-28 1982-10-05 Rca Corporation CRT with means for suppressing arcing therein
JPS57119437A (en) * 1981-01-16 1982-07-24 Nec Corp Cathode ray tube
IT1153610B (it) * 1981-11-25 1987-01-14 Rca Corp Compresso di supporto di cannoni elettronici presentante una marcatura di identificazione ottenuta per rivestimento
US4403547A (en) * 1981-12-07 1983-09-13 Rca Corporation Method of printing intelligible information
JPS58145045A (ja) * 1982-02-24 1983-08-29 Hitachi Ltd 陰極線管
US4409279A (en) * 1982-03-01 1983-10-11 Rca Corporation Glass support rod for use in electron-gun mount assemblies
US4491764A (en) * 1982-09-27 1985-01-01 Rca Corporation Arc suppression structure for an electron gun
US4567400A (en) * 1983-02-28 1986-01-28 Rca Corporation CRT Comprising metallized glass beads for suppressing arcing therein
US4720654A (en) * 1986-11-26 1988-01-19 Rca Corporation Modular electron gun for a cathode-ray tube and method of making same
US4818912A (en) * 1988-03-15 1989-04-04 Rca Licensing Corporation CRT with arc suppressing means on insulating support rods
JPH09134667A (ja) * 1995-11-08 1997-05-20 Sony Corp 陰極線管の製造方法
US6771737B2 (en) 2001-07-12 2004-08-03 Medtronic Ave, Inc. X-ray catheter with miniature emitter and focusing cup
JP6420998B2 (ja) * 2014-09-03 2018-11-07 株式会社ニューフレアテクノロジー 電子銃装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB457253A (en) * 1935-06-27 1936-11-24 Philips Nv Improvements in electric discharge tubes
DE710391C (de) * 1936-09-06 1941-09-12 Georg Weiss Dipl Ing Sekundaerelektronenverstaerker
US2476060A (en) * 1945-01-11 1949-07-12 Cossor Ltd A C Electron gun structure
US3355617A (en) * 1964-07-30 1967-11-28 Motorola Inc Reduction of arcing between electrodes in a cathode ray tube by conducting coating of resistance material on inner wall of tube neck
US3558954A (en) * 1967-10-17 1971-01-26 Rca Corp Color tube having ground plane between focus electrodes and screen grids
US3771003A (en) * 1972-05-25 1973-11-06 Gte Sylvania Inc Shielded cathode ray tube electron gun
US3921025A (en) * 1974-07-05 1975-11-18 Tektronix Inc Dual-beam CRT with vertical trace bowing correction means
US3932786A (en) * 1974-11-29 1976-01-13 Rca Corporation Electron gun with a multi-element electron lens
US4032811A (en) * 1975-12-18 1977-06-28 Zenith Radio Corporation Unitized in-line electron gun having improved support structure
US4095138A (en) * 1976-11-29 1978-06-13 Zenith Radio Corporation Electron gun having an arc-inhibiting electrode
US4143298A (en) * 1977-09-01 1979-03-06 Zenith Radio Corporation Television cathode ray tube having a voltage divider providing temperature-invariant voltage and associated method

Also Published As

Publication number Publication date
GB2044525B (en) 1983-04-20
NL188820C (nl) 1992-10-01
SU1482541A3 (ru) 1989-05-23
JPS55122345A (en) 1980-09-20
PL222541A1 (it) 1981-01-16
GB2044525A (en) 1980-10-15
FI800646A (fi) 1980-09-10
DE3008893A1 (de) 1980-09-11
US4288719A (en) 1981-09-08
PL132236B1 (en) 1985-02-28
IT8020022A0 (it) 1980-02-19
HK62387A (en) 1987-09-04
FR2451100B1 (it) 1984-12-07
FR2451100A1 (fr) 1980-10-03
KR830000921B1 (ko) 1983-05-02
IT8020022A1 (it) 1981-08-19
NL188820B (nl) 1992-05-06
DE3008893C2 (de) 1984-02-16
MX148002A (es) 1983-02-22
BR8001244A (pt) 1981-02-24
DD153018A5 (de) 1981-12-16
CA1145384A (en) 1983-04-26
NL8001402A (nl) 1980-09-11

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970226