FR2358743B1 - - Google Patents
Info
- Publication number
- FR2358743B1 FR2358743B1 FR7721486A FR7721486A FR2358743B1 FR 2358743 B1 FR2358743 B1 FR 2358743B1 FR 7721486 A FR7721486 A FR 7721486A FR 7721486 A FR7721486 A FR 7721486A FR 2358743 B1 FR2358743 B1 FR 2358743B1
- 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
- H01J29/56—Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to lenses
- H01J29/566—Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to lenses for correcting aberration
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7607722A NL7607722A (nl) | 1976-07-13 | 1976-07-13 | Astigmatische elektronenlens, kathodestraal- buis met een dergelijke lens en inrichting met een dergelijke kathodestraalbuis. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2358743A1 FR2358743A1 (fr) | 1978-02-10 |
| FR2358743B1 true FR2358743B1 (en:Method) | 1981-09-04 |
Family
ID=19826587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7721486A Granted FR2358743A1 (fr) | 1976-07-13 | 1977-07-12 | Lentille electronique astigmate, tube cathodique equipe d'une telle lentille, et dispositif comportant un tel tube |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4366419A (en:Method) |
| JP (1) | JPS539464A (en:Method) |
| AU (1) | AU509257B2 (en:Method) |
| BE (1) | BE856704A (en:Method) |
| CA (1) | CA1107341A (en:Method) |
| DE (1) | DE2729932C2 (en:Method) |
| ES (1) | ES460612A1 (en:Method) |
| FR (1) | FR2358743A1 (en:Method) |
| GB (1) | GB1567807A (en:Method) |
| IT (1) | IT1081541B (en:Method) |
| NL (1) | NL7607722A (en:Method) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8101888A (nl) * | 1981-04-16 | 1982-11-16 | Philips Nv | Beeldweergeefinrichting. |
| NL8102527A (nl) * | 1981-05-22 | 1982-12-16 | Philips Nv | Kleurenbeeldbuis. |
| US4583024A (en) * | 1984-02-21 | 1986-04-15 | Rca Corporation | Color picture tube having an inline electron gun with built-in stigmator |
| US4899091A (en) * | 1984-05-29 | 1990-02-06 | Tektronix, Inc. | Cathode-ray-tube astigmatism correction apparatus |
| US4887009A (en) * | 1986-02-12 | 1989-12-12 | Rca Licensing Corporation | Color display system |
| EP0241218B1 (en) * | 1986-04-03 | 1991-12-18 | Mitsubishi Denki Kabushiki Kaisha | Cathode ray tube apparatus |
| US4731563A (en) * | 1986-09-29 | 1988-03-15 | Rca Corporation | Color display system |
| NL8801308A (nl) * | 1988-05-20 | 1989-12-18 | Philips Nv | Beeldbuis met spiraalfocusseerlens met niet-rotatiesymmetrisch lenselement. |
| KR910009635B1 (ko) * | 1989-03-09 | 1991-11-23 | 삼성전관 주식회사 | 다이나믹 포커스 전자총 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2332622A (en) * | 1941-10-11 | 1943-10-26 | Bell Telephone Labor Inc | Electron discharge device |
| NL82605C (en:Method) * | 1942-04-08 | |||
| NL258205A (en:Method) * | 1959-11-25 | |||
| NL248533A (en:Method) * | 1960-02-17 | 1964-03-10 | ||
| US3504211A (en) * | 1965-05-12 | 1970-03-31 | Hitachi Ltd | Electron beam control device for use with a cathode ray tube for dynamic correction of electron beam astigmatism and defocusing |
| NL151555B (nl) * | 1967-11-11 | 1976-11-15 | Philips Nv | Elektronenstraalbuis voor het weergeven van gekleurde beelden. |
| US3610992A (en) * | 1968-12-19 | 1971-10-05 | Sony Corp | Cathode-ray tube having end electrodes of three electrodes connected by helical coil coaxial with tube axis |
| NL162783C (nl) * | 1970-04-11 | 1980-06-16 | Philips Nv | Beeldweergeefinrichting en elektronenstraalbuis als onderdeel daarvan. |
| FR2098948A5 (en:Method) * | 1970-07-31 | 1972-03-10 | Bekaert Sa Nv | |
| JPS5520329B2 (en:Method) * | 1974-05-23 | 1980-06-02 |
-
1976
- 1976-07-13 NL NL7607722A patent/NL7607722A/xx not_active Application Discontinuation
-
1977
- 1977-07-02 DE DE2729932A patent/DE2729932C2/de not_active Expired
- 1977-07-07 CA CA282,217A patent/CA1107341A/en not_active Expired
- 1977-07-08 IT IT25561/77A patent/IT1081541B/it active
- 1977-07-08 GB GB28747/77A patent/GB1567807A/en not_active Expired
- 1977-07-11 JP JP8208177A patent/JPS539464A/ja active Pending
- 1977-07-11 BE BE179259A patent/BE856704A/xx unknown
- 1977-07-11 ES ES460612A patent/ES460612A1/es not_active Expired
- 1977-07-11 AU AU26918/77A patent/AU509257B2/en not_active Expired
- 1977-07-12 FR FR7721486A patent/FR2358743A1/fr active Granted
-
1980
- 1980-10-14 US US06/196,234 patent/US4366419A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| IT1081541B (it) | 1985-05-21 |
| BE856704A (fr) | 1978-01-11 |
| NL7607722A (nl) | 1978-01-17 |
| DE2729932A1 (de) | 1978-01-19 |
| AU509257B2 (en) | 1980-05-01 |
| AU2691877A (en) | 1979-01-18 |
| ES460612A1 (es) | 1978-05-16 |
| US4366419A (en) | 1982-12-28 |
| CA1107341A (en) | 1981-08-18 |
| DE2729932C2 (de) | 1985-08-08 |
| JPS539464A (en) | 1978-01-27 |
| GB1567807A (en) | 1980-05-21 |
| FR2358743A1 (fr) | 1978-02-10 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |