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 oeuvreInfo
- 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
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.
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)
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 |
DE19534123A1 (de) * | 1995-09-14 | 1997-03-20 | Licentia Gmbh | Kathodenstrahlröhre |
DE19534124A1 (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)
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)
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 |
-
1980
- 1980-01-25 GB GB8002559A patent/GB2046511B/en not_active Expired
- 1980-01-31 CA CA000344773A patent/CA1149003A/fr not_active Expired
- 1980-02-08 NL NL8000814A patent/NL8000814A/nl not_active Application Discontinuation
- 1980-03-20 DE DE19803010807 patent/DE3010807A1/de active Granted
- 1980-04-03 JP JP4404280A patent/JPS5919620B2/ja not_active Expired
- 1980-04-09 FR FR8008247A patent/FR2454177B1/fr not_active Expired
Patent Citations (6)
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 |
CA1149003A (fr) | 1983-06-28 |
DE3010807C2 (fr) | 1990-05-23 |
JPS5919620B2 (ja) | 1984-05-08 |
FR2454177B1 (fr) | 1985-07-26 |
DE3010807A1 (de) | 1980-10-16 |
NL8000814A (nl) | 1980-10-13 |
GB2046511B (en) | 1983-04-20 |
JPS55139745A (en) | 1980-10-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |