FR2454177A1 - Canon a electrons avec ensemble cathode-grilles a faible capacite et procede pour sa mise en oeuvre - Google Patents

Canon a electrons avec ensemble cathode-grilles a faible capacite et procede pour sa mise en oeuvre

Info

Publication number
FR2454177A1
FR2454177A1 FR8008247A FR8008247A FR2454177A1 FR 2454177 A1 FR2454177 A1 FR 2454177A1 FR 8008247 A FR8008247 A FR 8008247A FR 8008247 A FR8008247 A FR 8008247A FR 2454177 A1 FR2454177 A1 FR 2454177A1
Authority
FR
France
Prior art keywords
flat
low capacity
trunconic
capacity cathode
ceramic body
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
FR8008247A
Other languages
English (en)
Other versions
FR2454177B1 (fr
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.)
Tektronix Inc
Original Assignee
Tektronix Inc
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 Tektronix Inc filed Critical Tektronix Inc
Publication of FR2454177A1 publication Critical patent/FR2454177A1/fr
Application granted granted Critical
Publication of FR2454177B1 publication Critical patent/FR2454177B1/fr
Expired 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
    • H01J29/488—Schematic arrangements of the electrodes for beam forming; Place and form of the elecrodes

Landscapes

  • Microwave Tubes (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)

Abstract

ENSEMBLE CATHODE-GRILLES A FAIBLE CAPACITE POUR CANON A ELECTRONS. CET ENSEMBLE COMPREND UNE PREMIERE GRILLE 20 DE FAIBLE DIAMETRE, FIXEE CONTRE LA SURFACE INTERNE PLANE 16 D'UN ORGANE EN CERAMIQUE 14 ET AU-DESSOUS D'UNE OUVERTURE CENTRALE 18 PREVUE DANS L'ORGANE EN CERAMIQUE 14, AINSI QU'UNE SECONDE GRILLE 32 QUI PRESENTE UNE PREMIERE PARTIE PLANE 34 FIXEE A LA FACE EXTERNE PLANE DE L'ORGANE EN CERAMIQUE 14, UNE SECONDE PARTIE PLANE 36 PLACEE DANS L'OUVERTURE CENTRALE PRECITEE 18 ET UNE PARTIE TRONCONIQUE 38 RELIANT CES PREMIERE 34 ET SECONDE 36 PARTIES PLANES, CETTE PARTIE TRONCONIQUE 38 S'ETENDANT LE LONG D'UNE SURFACE TRONCONIQUE 30 EXTERNE DUDIT ORGANE EN CERAMIQUE 14. APPLICATION AUX TUBES A RAYONS CATHODIQUES, NOTAMMENT DU TYPE DESTINE A FONCTIONNER A DES FREQUENCES ELEVEES.
FR8008247A 1979-04-09 1980-04-09 Canon a electrons avec ensemble cathode-grilles a faible capacite et procede pour sa mise en oeuvre Expired FR2454177B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US2847379A 1979-04-09 1979-04-09

Publications (2)

Publication Number Publication Date
FR2454177A1 true FR2454177A1 (fr) 1980-11-07
FR2454177B1 FR2454177B1 (fr) 1985-07-26

Family

ID=21843648

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8008247A Expired FR2454177B1 (fr) 1979-04-09 1980-04-09 Canon a electrons avec ensemble cathode-grilles a faible capacite et procede pour sa mise en oeuvre

Country Status (6)

Country Link
JP (1) JPS5919620B2 (fr)
CA (1) CA1149003A (fr)
DE (1) DE3010807A1 (fr)
FR (1) FR2454177B1 (fr)
GB (1) GB2046511B (fr)
NL (1) NL8000814A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8005230A (nl) * 1980-09-19 1982-04-16 Philips Nv Kathodestraalbuis.
JPS58188037A (ja) * 1982-04-28 1983-11-02 Sony Corp 電子銃
DE19534124A1 (de) * 1995-09-14 1997-03-20 Licentia Gmbh Kathodenstrahlröhre
DE19534123A1 (de) * 1995-09-14 1997-03-20 Licentia Gmbh Kathodenstrahlröhre
JPH09199019A (ja) * 1996-01-19 1997-07-31 Sony Corp 陰極線管用電子銃の組立方法及びカソード構造体
JP3473248B2 (ja) * 1996-03-08 2003-12-02 松下電器産業株式会社 陰極線管
DE19630200A1 (de) * 1996-07-26 1998-01-29 Aeg Elektronische Roehren Gmbh Kathodenstrahlröhre
DE10118652A1 (de) * 2001-04-14 2002-10-17 Thales Electron Devices Gmbh Kathodenstrahlröhre
DE10161209C1 (de) * 2001-12-13 2003-02-27 Samtel Electron Devices Gmbh Elektronenstrahlröhre

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB444633A (en) * 1933-09-23 1936-03-24 Loewe Opta Gmbh Electrode arrangement for braun tubes
US2443916A (en) * 1947-06-27 1948-06-22 Rca Corp Cathode-grid assembly for cathode-ray tubes
US2505261A (en) * 1947-08-29 1950-04-25 Honeywell Regulator Co Beam type of electron discharge tubes
US2540621A (en) * 1948-02-19 1951-02-06 Rca Corp Electron gun structure
GB1097588A (en) * 1964-01-06 1968-01-03 Emi Ltd Improvements in or relating to electron gun structures
DE2649617A1 (de) * 1975-10-31 1977-05-12 Nippon Telegraph & Telephone Electronenroehre mit einem hohlzylindrischen keramikabschnitt

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE440730A (fr) * 1940-03-29
US3458962A (en) * 1966-12-02 1969-08-05 Monsanto Co Vinyl siding bracket

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB444633A (en) * 1933-09-23 1936-03-24 Loewe Opta Gmbh Electrode arrangement for braun tubes
US2443916A (en) * 1947-06-27 1948-06-22 Rca Corp Cathode-grid assembly for cathode-ray tubes
US2505261A (en) * 1947-08-29 1950-04-25 Honeywell Regulator Co Beam type of electron discharge tubes
US2540621A (en) * 1948-02-19 1951-02-06 Rca Corp Electron gun structure
GB1097588A (en) * 1964-01-06 1968-01-03 Emi Ltd Improvements in or relating to electron gun structures
DE2649617A1 (de) * 1975-10-31 1977-05-12 Nippon Telegraph & Telephone Electronenroehre mit einem hohlzylindrischen keramikabschnitt

Also Published As

Publication number Publication date
GB2046511A (en) 1980-11-12
JPS5919620B2 (ja) 1984-05-08
DE3010807A1 (de) 1980-10-16
GB2046511B (en) 1983-04-20
NL8000814A (nl) 1980-10-13
JPS55139745A (en) 1980-10-31
CA1149003A (fr) 1983-06-28
FR2454177B1 (fr) 1985-07-26
DE3010807C2 (fr) 1990-05-23

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Legal Events

Date Code Title Description
ST Notification of lapse