BR8001244A - Tubo de raios catodicos - Google Patents
Tubo de raios catodicosInfo
- Publication number
- BR8001244A BR8001244A BR8001244A BR8001244A BR8001244A BR 8001244 A BR8001244 A BR 8001244A BR 8001244 A BR8001244 A BR 8001244A BR 8001244 A BR8001244 A BR 8001244A BR 8001244 A BR8001244 A BR 8001244A
- Authority
- BR
- Brazil
- Prior art keywords
- rays tube
- cathodic rays
- cathodic
- tube
- rays
- Prior art date
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
- H01J29/484—Eliminating deleterious effects due to thermal effects, electrical or magnetic fields; Preventing unwanted emission
-
- 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
-
- 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
- H01J29/82—Mounting, supporting, spacing, or insulating electron-optical or ion-optical arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
- H01J3/02—Electron guns
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/88—Coatings
- H01J2229/882—Coatings having particular electrical resistive or conductive properties
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/018,907 US4288719A (en) | 1979-03-09 | 1979-03-09 | CRT With means for suppressing arcing therein |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR8001244A true BR8001244A (pt) | 1981-02-24 |
Family
ID=21790367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR8001244A BR8001244A (pt) | 1979-03-09 | 1980-03-03 | Tubo de raios catodicos |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US4288719A (pt) |
| JP (1) | JPS55122345A (pt) |
| KR (1) | KR830000921B1 (pt) |
| BR (1) | BR8001244A (pt) |
| CA (1) | CA1145384A (pt) |
| DD (1) | DD153018A5 (pt) |
| DE (1) | DE3008893C2 (pt) |
| FI (1) | FI800646A (pt) |
| FR (1) | FR2451100A1 (pt) |
| GB (1) | GB2044525B (pt) |
| HK (1) | HK62387A (pt) |
| IT (1) | IT1140644B (pt) |
| MX (1) | MX148002A (pt) |
| NL (1) | NL188820C (pt) |
| PL (1) | PL132236B1 (pt) |
| SU (1) | SU1482541A3 (pt) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55159548A (en) * | 1979-05-30 | 1980-12-11 | Toshiba Corp | Electron gun structure |
| US4353006A (en) * | 1980-05-28 | 1982-10-05 | Rca Corporation | CRT with means for suppressing arcing therein |
| JPS57119437A (en) * | 1981-01-16 | 1982-07-24 | Nec Corp | Cathode ray tube |
| IT1153610B (it) * | 1981-11-25 | 1987-01-14 | Rca Corp | Compresso di supporto di cannoni elettronici presentante una marcatura di identificazione ottenuta per rivestimento |
| US4403547A (en) * | 1981-12-07 | 1983-09-13 | Rca Corporation | Method of printing intelligible information |
| JPS58145045A (ja) * | 1982-02-24 | 1983-08-29 | Hitachi Ltd | 陰極線管 |
| US4409279A (en) * | 1982-03-01 | 1983-10-11 | Rca Corporation | Glass support rod for use in electron-gun mount assemblies |
| US4491764A (en) * | 1982-09-27 | 1985-01-01 | Rca Corporation | Arc suppression structure for an electron gun |
| US4567400A (en) * | 1983-02-28 | 1986-01-28 | Rca Corporation | CRT Comprising metallized glass beads for suppressing arcing therein |
| US4720654A (en) * | 1986-11-26 | 1988-01-19 | Rca Corporation | Modular electron gun for a cathode-ray tube and method of making same |
| US4818912A (en) * | 1988-03-15 | 1989-04-04 | Rca Licensing Corporation | CRT with arc suppressing means on insulating support rods |
| JPH09134667A (ja) * | 1995-11-08 | 1997-05-20 | Sony Corp | 陰極線管の製造方法 |
| US6771737B2 (en) | 2001-07-12 | 2004-08-03 | Medtronic Ave, Inc. | X-ray catheter with miniature emitter and focusing cup |
| JP6420998B2 (ja) * | 2014-09-03 | 2018-11-07 | 株式会社ニューフレアテクノロジー | 電子銃装置 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB457253A (en) * | 1935-06-27 | 1936-11-24 | Philips Nv | Improvements in electric discharge tubes |
| DE710391C (de) * | 1936-09-06 | 1941-09-12 | Georg Weiss Dipl Ing | Sekundaerelektronenverstaerker |
| US2476060A (en) * | 1945-01-11 | 1949-07-12 | Cossor Ltd A C | Electron gun structure |
| US3355617A (en) * | 1964-07-30 | 1967-11-28 | Motorola Inc | Reduction of arcing between electrodes in a cathode ray tube by conducting coating of resistance material on inner wall of tube neck |
| US3558954A (en) * | 1967-10-17 | 1971-01-26 | Rca Corp | Color tube having ground plane between focus electrodes and screen grids |
| US3771003A (en) * | 1972-05-25 | 1973-11-06 | Gte Sylvania Inc | Shielded cathode ray tube electron gun |
| US3921025A (en) * | 1974-07-05 | 1975-11-18 | Tektronix Inc | Dual-beam CRT with vertical trace bowing correction means |
| US3932786A (en) * | 1974-11-29 | 1976-01-13 | Rca Corporation | Electron gun with a multi-element electron lens |
| US4032811A (en) * | 1975-12-18 | 1977-06-28 | Zenith Radio Corporation | Unitized in-line electron gun having improved support structure |
| US4095138A (en) * | 1976-11-29 | 1978-06-13 | Zenith Radio Corporation | Electron gun having an arc-inhibiting electrode |
| US4143298A (en) * | 1977-09-01 | 1979-03-06 | Zenith Radio Corporation | Television cathode ray tube having a voltage divider providing temperature-invariant voltage and associated method |
-
1979
- 1979-03-09 US US06/018,907 patent/US4288719A/en not_active Expired - Lifetime
-
1980
- 1980-02-19 IT IT20022/80A patent/IT1140644B/it active
- 1980-02-25 FR FR8004052A patent/FR2451100A1/fr active Granted
- 1980-02-28 CA CA000346613A patent/CA1145384A/en not_active Expired
- 1980-03-03 FI FI800646A patent/FI800646A/fi not_active Application Discontinuation
- 1980-03-03 BR BR8001244A patent/BR8001244A/pt not_active IP Right Cessation
- 1980-03-03 JP JP2648680A patent/JPS55122345A/ja active Pending
- 1980-03-05 KR KR1019800000916A patent/KR830000921B1/ko active
- 1980-03-06 GB GB8007666A patent/GB2044525B/en not_active Expired
- 1980-03-06 DD DD80219502A patent/DD153018A5/de unknown
- 1980-03-07 PL PL1980222541A patent/PL132236B1/pl unknown
- 1980-03-07 NL NLAANVRAGE8001402,A patent/NL188820C/xx not_active IP Right Cessation
- 1980-03-07 SU SU802891107A patent/SU1482541A3/ru active
- 1980-03-07 DE DE3008893A patent/DE3008893C2/de not_active Expired
- 1980-05-04 MX MX181425A patent/MX148002A/es unknown
-
1987
- 1987-08-27 HK HK623/87A patent/HK62387A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2451100A1 (fr) | 1980-10-03 |
| IT8020022A0 (it) | 1980-02-19 |
| JPS55122345A (en) | 1980-09-20 |
| DE3008893C2 (de) | 1984-02-16 |
| NL188820B (nl) | 1992-05-06 |
| IT8020022A1 (it) | 1981-08-19 |
| IT1140644B (it) | 1986-10-01 |
| US4288719A (en) | 1981-09-08 |
| CA1145384A (en) | 1983-04-26 |
| PL222541A1 (pt) | 1981-01-16 |
| SU1482541A3 (ru) | 1989-05-23 |
| KR830000921B1 (ko) | 1983-05-02 |
| PL132236B1 (en) | 1985-02-28 |
| FR2451100B1 (pt) | 1984-12-07 |
| NL188820C (nl) | 1992-10-01 |
| GB2044525B (en) | 1983-04-20 |
| GB2044525A (en) | 1980-10-15 |
| DE3008893A1 (de) | 1980-09-11 |
| NL8001402A (nl) | 1980-09-11 |
| HK62387A (en) | 1987-09-04 |
| FI800646A (fi) | 1980-09-10 |
| DD153018A5 (de) | 1981-12-16 |
| MX148002A (es) | 1983-02-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MK | Patent expired |
Effective date: 19950303 |