FR2460035A1 - Canon electronique pour tubes a rayons cathodiques et son procede de fabrication - Google Patents

Canon electronique pour tubes a rayons cathodiques et son procede de fabrication Download PDF

Info

Publication number
FR2460035A1
FR2460035A1 FR8013307A FR8013307A FR2460035A1 FR 2460035 A1 FR2460035 A1 FR 2460035A1 FR 8013307 A FR8013307 A FR 8013307A FR 8013307 A FR8013307 A FR 8013307A FR 2460035 A1 FR2460035 A1 FR 2460035A1
Authority
FR
France
Prior art keywords
blocks
resistive
electrodes
electron gun
lens
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
FR8013307A
Other languages
English (en)
French (fr)
Other versions
FR2460035B1 (enExample
Inventor
Benjamin Abeles
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 FR2460035A1 publication Critical patent/FR2460035A1/fr
Application granted granted Critical
Publication of FR2460035B1 publication Critical patent/FR2460035B1/fr
Granted legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/58Arrangements for focusing or reflecting ray or beam
    • H01J29/62Electrostatic lenses
    • H01J29/622Electrostatic lenses producing fields exhibiting symmetry of revolution
    • H01J29/624Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun

Landscapes

  • Electron Sources, Ion Sources (AREA)
  • Apparatuses And Processes For Manufacturing Resistors (AREA)
  • Electron Beam Exposure (AREA)
FR8013307A 1979-06-25 1980-06-16 Canon electronique pour tubes a rayons cathodiques et son procede de fabrication Granted FR2460035A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/051,400 US4281270A (en) 1979-06-25 1979-06-25 Precoated resistive lens structure for electron gun and method of fabrication

Publications (2)

Publication Number Publication Date
FR2460035A1 true FR2460035A1 (fr) 1981-01-16
FR2460035B1 FR2460035B1 (enExample) 1985-04-19

Family

ID=21971068

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8013307A Granted FR2460035A1 (fr) 1979-06-25 1980-06-16 Canon electronique pour tubes a rayons cathodiques et son procede de fabrication

Country Status (9)

Country Link
US (1) US4281270A (enExample)
JP (1) JPS5829579B2 (enExample)
CA (1) CA1142571A (enExample)
DD (1) DD151533A5 (enExample)
DE (1) DE3023853A1 (enExample)
FR (1) FR2460035A1 (enExample)
GB (1) GB2052149B (enExample)
IT (1) IT1131522B (enExample)
PL (1) PL132278B1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3704244A (en) * 1970-09-21 1972-11-28 Eisai Co Ltd N-lower alkyl-substituted n'-(beta-(2',5'-diphenylpyrolyl - 1')) ethylhomopiperazines
US4243912A (en) * 1979-08-28 1981-01-06 Rca Corporation Simplified resistive lens electron gun with compound linear voltage profile
US4243911A (en) * 1979-08-28 1981-01-06 Rca Corporation Resistive lens electron gun with compound linear voltage profile
US4323813A (en) * 1980-01-23 1982-04-06 Rca Corporation Spring-loaded resistive lens structure for electron gun
EP0151120B2 (en) * 1983-03-21 1995-09-06 Union Oil Company Of California Method for removing heavy metals from aqueous solutions by coprecipitation
EP1096543B1 (en) * 1998-07-09 2009-03-25 Hamamatsu Photonics K.K. X-ray tube

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2313018A (en) * 1940-05-08 1943-03-02 Krause Friedrich Electrostatic electron lens
US2771566A (en) * 1953-01-09 1956-11-20 Itt Cathode ray electron discharge device
US3932786A (en) * 1974-11-29 1976-01-13 Rca Corporation Electron gun with a multi-element electron lens
US4091144A (en) * 1976-05-24 1978-05-23 Rca Corporation Article with electrically-resistive glaze for use in high-electric fields and method of making same

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2143390A (en) * 1933-12-30 1939-01-10 Telefunken Gmbh Electron tube
US4010312A (en) * 1975-01-23 1977-03-01 Rca Corporation High resistance cermet film and method of making the same

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2313018A (en) * 1940-05-08 1943-03-02 Krause Friedrich Electrostatic electron lens
US2771566A (en) * 1953-01-09 1956-11-20 Itt Cathode ray electron discharge device
US3932786A (en) * 1974-11-29 1976-01-13 Rca Corporation Electron gun with a multi-element electron lens
US4091144A (en) * 1976-05-24 1978-05-23 Rca Corporation Article with electrically-resistive glaze for use in high-electric fields and method of making same

Also Published As

Publication number Publication date
CA1142571A (en) 1983-03-08
GB2052149A (en) 1981-01-21
GB2052149B (en) 1983-03-09
DD151533A5 (de) 1981-10-21
IT8022638A0 (it) 1980-06-06
PL225092A1 (enExample) 1981-04-24
DE3023853A1 (de) 1981-01-15
IT1131522B (it) 1986-06-25
PL132278B1 (en) 1985-02-28
US4281270A (en) 1981-07-28
FR2460035B1 (enExample) 1985-04-19
JPS566356A (en) 1981-01-22
JPS5829579B2 (ja) 1983-06-23

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Legal Events

Date Code Title Description
ST Notification of lapse