FR2287104B1 - - Google Patents
Info
- Publication number
- FR2287104B1 FR2287104B1 FR7530322A FR7530322A FR2287104B1 FR 2287104 B1 FR2287104 B1 FR 2287104B1 FR 7530322 A FR7530322 A FR 7530322A FR 7530322 A FR7530322 A FR 7530322A FR 2287104 B1 FR2287104 B1 FR 2287104B1
- Authority
- FR
- France
- 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.)
- Expired
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
- H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
- H01J29/503—Three or more guns, the axes of which lay in a common plane
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/512,227 US3952224A (en) | 1974-10-04 | 1974-10-04 | In-line electron guns having consecutive grids with aligned vertical, substantially elliptical apertures |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2287104A1 FR2287104A1 (fr) | 1976-04-30 |
FR2287104B1 true FR2287104B1 (fr) | 1980-01-04 |
Family
ID=24038216
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7530322A Granted FR2287104A1 (fr) | 1974-10-04 | 1975-10-03 | Perfectionnements apportes aux canons a electrons pour tubes a rayons cathodiques |
Country Status (8)
Country | Link |
---|---|
US (1) | US3952224A (fr) |
JP (1) | JPS566105B2 (fr) |
CA (1) | CA1042058A (fr) |
DE (1) | DE2544293A1 (fr) |
FR (1) | FR2287104A1 (fr) |
GB (1) | GB1523305A (fr) |
IT (1) | IT1043076B (fr) |
MX (1) | MX3131E (fr) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4143293A (en) * | 1975-01-24 | 1979-03-06 | Matsushita Electronics Corporation | In line electron guns for color tubes, each having a control grid with vertically elliptical aperture |
US4049990A (en) * | 1976-10-08 | 1977-09-20 | Gte Sylvania Incorporated | CRT in-line gun electrode having strengthening ribs |
US4049991A (en) * | 1976-10-08 | 1977-09-20 | Gte Sylvania Incorporated | Longitudinal rib embossment in tri-apertured, substantially planar electrode |
JPS5490963A (en) * | 1977-12-28 | 1979-07-19 | Toshiba Corp | Index color receiving tube |
JPS54133070A (en) * | 1978-04-07 | 1979-10-16 | Hitachi Ltd | Constituent for electron gun |
US4234814A (en) * | 1978-09-25 | 1980-11-18 | Rca Corporation | Electron gun with astigmatic flare-reducing beam forming region |
IT1214441B (it) | 1981-07-10 | 1990-01-18 | Rca Corp | Sistema per la visualizzazione di immagini a colori. |
JPS6199249A (ja) * | 1984-10-18 | 1986-05-17 | Matsushita Electronics Corp | 受像管装置 |
JPS6172903U (fr) * | 1984-10-19 | 1986-05-17 | ||
US4701678A (en) * | 1985-12-11 | 1987-10-20 | Zenith Electronics Corporation | Electron gun system with dynamic focus and dynamic convergence |
US4771216A (en) * | 1987-08-13 | 1988-09-13 | Zenith Electronics Corporation | Electron gun system providing for control of convergence, astigmatism and focus with a single dynamic signal |
US4877998A (en) * | 1988-10-27 | 1989-10-31 | Rca Licensing Corp. | Color display system having an electron gun with dual electrode modulation |
US5036258A (en) * | 1989-08-11 | 1991-07-30 | Zenith Electronics Corporation | Color CRT system and process with dynamic quadrupole lens structure |
US5061881A (en) * | 1989-09-04 | 1991-10-29 | Matsushita Electronics Corporation | In-line electron gun |
US5043625A (en) * | 1989-11-15 | 1991-08-27 | Zenith Electronics Corporation | Spherical aberration-corrected inline electron gun |
US5350967A (en) * | 1991-10-28 | 1994-09-27 | Chunghwa Picture Tubes, Ltd. | Inline electron gun with negative astigmatism beam forming and dynamic quadrupole main lens |
TW306009B (fr) * | 1995-09-05 | 1997-05-21 | Matsushita Electron Co Ltd | |
JPH09259787A (ja) * | 1996-03-19 | 1997-10-03 | Hitachi Ltd | カラー陰極線管 |
JPH1079234A (ja) | 1996-09-04 | 1998-03-24 | Hitachi Ltd | カラー陰極線管のコンバーゼンス補正方法 |
JPH10116569A (ja) | 1996-10-14 | 1998-05-06 | Hitachi Ltd | 陰極線管の偏向収差補正方法 |
JP2002093335A (ja) * | 2000-09-19 | 2002-03-29 | Hitachi Ltd | 陰極線管 |
US8648606B2 (en) | 2010-06-03 | 2014-02-11 | Lear Corporation | Ground monitor |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE559731A (fr) * | 1956-09-07 | |||
US3603839A (en) * | 1968-06-04 | 1971-09-07 | Victor Company Of Japan | Color television picture tube of the single electron gun type |
US3579010A (en) * | 1968-10-31 | 1971-05-18 | Philco Ford Corp | Elongated aperture electron gun structure for flat cathode-ray tube |
DE2136170C2 (de) * | 1971-07-20 | 1988-03-03 | Papst-Motoren GmbH & Co KG, 7742 St Georgen | Anordnung zur Zugentlastung der Anschlußlitzen von Elektro-Kleinmotoren |
NL7208728A (fr) * | 1971-07-28 | 1973-12-28 | ||
BE793992A (fr) * | 1972-01-14 | 1973-05-02 | Rca Corp | Tube a rayons cathodiques |
JPS5720663B2 (fr) * | 1973-06-11 | 1982-04-30 |
-
1974
- 1974-10-04 US US05/512,227 patent/US3952224A/en not_active Expired - Lifetime
-
1975
- 1975-09-24 CA CA236,271A patent/CA1042058A/fr not_active Expired
- 1975-09-30 GB GB39965/75A patent/GB1523305A/en not_active Expired
- 1975-10-02 IT IT27900/75A patent/IT1043076B/it active
- 1975-10-03 DE DE19752544293 patent/DE2544293A1/de not_active Ceased
- 1975-10-03 MX MX100223U patent/MX3131E/es unknown
- 1975-10-03 JP JP12021275A patent/JPS566105B2/ja not_active Expired
- 1975-10-03 FR FR7530322A patent/FR2287104A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
CA1042058A (fr) | 1978-11-07 |
MX3131E (es) | 1980-04-28 |
GB1523305A (en) | 1978-08-31 |
JPS5164368A (fr) | 1976-06-03 |
US3952224A (en) | 1976-04-20 |
IT1043076B (it) | 1980-02-20 |
FR2287104A1 (fr) | 1976-04-30 |
JPS566105B2 (fr) | 1981-02-09 |
DE2544293A1 (de) | 1976-04-08 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |