BE514227A - - Google Patents
Info
- Publication number
- BE514227A BE514227A BE514227DA BE514227A BE 514227 A BE514227 A BE 514227A BE 514227D A BE514227D A BE 514227DA BE 514227 A BE514227 A BE 514227A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
- H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
- H01J31/20—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes for displaying images or patterns in two or more colours
-
- 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
- H01J29/70—Arrangements for deflecting ray or beam
- H01J29/701—Systems for correcting deviation or convergence of a plurality of beams by means of magnetic fields at least
- H01J29/702—Convergence correction arrangements therefor
- H01J29/703—Static convergence systems
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US248357A US2721287A (en) | 1951-09-26 | 1951-09-26 | Multiple beam gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE514227A true BE514227A (US07122603-20061017-C00294.png) |
Family
ID=22938745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE514227D BE514227A (US07122603-20061017-C00294.png) | 1951-09-26 |
Country Status (5)
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2957106A (en) * | 1954-08-12 | 1960-10-18 | Rca Corp | Plural beam gun |
| DE1051416B (de) * | 1955-01-17 | 1959-02-26 | Loewe Opta Ag | Elektronenstrahlroehre, vorzugsweise Fernsehbildroehre |
| US3013179A (en) * | 1958-05-01 | 1961-12-12 | Gen Electric | System for producing high charge density electron beam |
| BE625032A (US07122603-20061017-C00294.png) * | 1961-11-20 | |||
| US3560780A (en) * | 1968-05-27 | 1971-02-02 | Itt | Vacuum tube with coaxial assembly of electrostatic focusing means and electron gun mount |
| US3546525A (en) * | 1969-01-21 | 1970-12-08 | Sony Corp | Electron gun electrical connection apparatus |
| JPS4919349B1 (US07122603-20061017-C00294.png) * | 1969-08-23 | 1974-05-16 | ||
| US4338541A (en) * | 1979-12-07 | 1982-07-06 | International Business Machines Corporation | Multiple beam cathode ray tube having reduced off-axis aberrations |
| US6465944B1 (en) | 2000-05-26 | 2002-10-15 | Sarnoff Corporation | Space-saving cathode ray tube employing a six-pole neck coil |
| US6870331B2 (en) * | 2000-05-31 | 2005-03-22 | Sarnoff Corporation | Space-saving cathode ray tube employing a non-self-converging deflection yoke |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2035623A (en) * | 1930-04-15 | 1936-03-31 | Thomas W Sukumlyn | Vacuum tube device |
| DE704803C (de) * | 1931-04-25 | 1941-04-07 | Ernst Ruska Dr Ing | Einrichtung zur Erzeugung eines oder mehrerer Elektronenstrahlbuendel ohne Gaskonzentration mittels Gluehkathode |
| US1979392A (en) * | 1931-05-04 | 1934-11-06 | Siemens Ag | Cathode ray tube |
| CH169756A (de) * | 1932-12-20 | 1934-06-15 | Berger Karl Ing Dr | Mehrfach-Kathodenstrahl-Oszillograph. |
| US2163256A (en) * | 1934-09-18 | 1939-06-20 | Du Mont Allen B Lab Inc | Cathode ray tube |
| GB481094A (en) * | 1936-06-04 | 1938-03-04 | British Thomson Houston Co Ltd | Improvements in and relating to cathode ray devices |
| GB609480A (en) * | 1944-09-30 | 1948-10-01 | Otto Ernst Heinrich Klemperer | Improvements in or relating to a electron discharge apparatus in which a flattened or ribbon-shaped electron beam is employed |
| US2457175A (en) * | 1946-12-19 | 1948-12-28 | Fed Telecomm Lab Inc | Projection cathode-ray tube |
| US2547415A (en) * | 1948-10-16 | 1951-04-03 | Electronic Tube Corp | Electrode assembly for cathode-ray tubes |
-
0
- NL NL91128D patent/NL91128C/xx active
- NL NLAANVRAGE7018050,A patent/NL172717B/xx unknown
- BE BE514227D patent/BE514227A/xx unknown
-
1951
- 1951-09-26 US US248357A patent/US2721287A/en not_active Expired - Lifetime
-
1952
- 1952-08-28 FR FR1065703D patent/FR1065703A/fr not_active Expired
- 1952-09-10 GB GB22765/52A patent/GB721571A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL172717B (nl) | |
| US2721287A (en) | 1955-10-18 |
| NL91128C (US07122603-20061017-C00294.png) | |
| GB721571A (en) | 1955-01-05 |
| FR1065703A (fr) | 1954-05-28 |
