FR2451100A1 - Tube a rayons cathodiques comportant des moyens pour empecher la formation d'arcs - Google Patents

Tube a rayons cathodiques comportant des moyens pour empecher la formation d'arcs

Info

Publication number
FR2451100A1
FR2451100A1 FR8004052A FR8004052A FR2451100A1 FR 2451100 A1 FR2451100 A1 FR 2451100A1 FR 8004052 A FR8004052 A FR 8004052A FR 8004052 A FR8004052 A FR 8004052A FR 2451100 A1 FR2451100 A1 FR 2451100A1
Authority
FR
France
Prior art keywords
ray tube
cathode ray
arc formation
preventing arc
collar
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
FR8004052A
Other languages
English (en)
French (fr)
Other versions
FR2451100B1 (OSRAM
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 Corp
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 FR2451100A1 publication Critical patent/FR2451100A1/fr
Application granted granted Critical
Publication of FR2451100B1 publication Critical patent/FR2451100B1/fr
Granted legal-status Critical Current

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

Landscapes

  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Tents Or Canopies (AREA)
  • Soil Working Implements (AREA)
  • Cultivation Of Seaweed (AREA)
FR8004052A 1979-03-09 1980-02-25 Tube a rayons cathodiques comportant des moyens pour empecher la formation d'arcs Granted FR2451100A1 (fr)

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 (2)

Publication Number Publication Date
FR2451100A1 true FR2451100A1 (fr) 1980-10-03
FR2451100B1 FR2451100B1 (OSRAM) 1984-12-07

Family

ID=21790367

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8004052A Granted FR2451100A1 (fr) 1979-03-09 1980-02-25 Tube a rayons cathodiques comportant des moyens pour empecher la formation d'arcs

Country Status (16)

Country Link
US (1) US4288719A (OSRAM)
JP (1) JPS55122345A (OSRAM)
KR (1) KR830000921B1 (OSRAM)
BR (1) BR8001244A (OSRAM)
CA (1) CA1145384A (OSRAM)
DD (1) DD153018A5 (OSRAM)
DE (1) DE3008893C2 (OSRAM)
FI (1) FI800646A7 (OSRAM)
FR (1) FR2451100A1 (OSRAM)
GB (1) GB2044525B (OSRAM)
HK (1) HK62387A (OSRAM)
IT (1) IT1140644B (OSRAM)
MX (1) MX148002A (OSRAM)
NL (1) NL188820C (OSRAM)
PL (1) PL132236B1 (OSRAM)
SU (1) SU1482541A3 (OSRAM)

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

Citations (5)

* 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
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
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

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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

Patent Citations (5)

* 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
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
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
PL132236B1 (en) 1985-02-28
GB2044525B (en) 1983-04-20
DD153018A5 (de) 1981-12-16
FR2451100B1 (OSRAM) 1984-12-07
NL8001402A (nl) 1980-09-11
HK62387A (en) 1987-09-04
NL188820B (nl) 1992-05-06
IT1140644B (it) 1986-10-01
IT8020022A0 (it) 1980-02-19
SU1482541A3 (ru) 1989-05-23
FI800646A7 (fi) 1981-01-01
DE3008893C2 (de) 1984-02-16
BR8001244A (pt) 1981-02-24
NL188820C (nl) 1992-10-01
DE3008893A1 (de) 1980-09-11
CA1145384A (en) 1983-04-26
KR830000921B1 (ko) 1983-05-02
JPS55122345A (en) 1980-09-20
US4288719A (en) 1981-09-08
PL222541A1 (OSRAM) 1981-01-16
MX148002A (es) 1983-02-22
GB2044525A (en) 1980-10-15
IT8020022A1 (it) 1981-08-19

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Legal Events

Date Code Title Description
TP Transmission of property