GB497631A - Improvements in or relating to cathode ray tubes - Google Patents
Improvements in or relating to cathode ray tubesInfo
- Publication number
- GB497631A GB497631A GB12726/38A GB1272638A GB497631A GB 497631 A GB497631 A GB 497631A GB 12726/38 A GB12726/38 A GB 12726/38A GB 1272638 A GB1272638 A GB 1272638A GB 497631 A GB497631 A GB 497631A
- Authority
- GB
- United Kingdom
- Prior art keywords
- ray tubes
- relating
- cathode ray
- electrodes
- deflecting
- 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.)
- 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
- H01J29/70—Arrangements for deflecting ray or beam
- H01J29/72—Arrangements for deflecting ray or beam along one straight line or along two perpendicular straight lines
- H01J29/74—Deflecting by electric fields only
Landscapes
- X-Ray Techniques (AREA)
Abstract
497,631. Cathode-ray tubes. ZEITLINE, V., ZEITLINE, A., and KLIATCHKO, V. April 28, 1938, No. 12726. Convention date, Nov. 17, 1937. [Class 39 (i)] The field between two deflecting plates is maintained uniform (1) by turning inwardly the edges of the deflection plates X1, X2, Fig. 2, or (2) by providing compensating electrodes el, e2, Fig. 3, adjacent to but outside the edges of the deflecting plates. The electrodes el, e2 are energized from a potentiometer P1, P2 across the supply of deflecting potential. Further compensating electrodes may be provided as at el ... e4, Fig. 5. Specification 495,919 is referred to.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR829386T | 1937-11-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB497631A true GB497631A (en) | 1938-12-22 |
Family
ID=9284246
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB12726/38A Expired GB497631A (en) | 1937-11-17 | 1938-04-28 | Improvements in or relating to cathode ray tubes |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR829386A (en) |
GB (1) | GB497631A (en) |
-
1937
- 1937-11-17 FR FR829386D patent/FR829386A/en not_active Expired
-
1938
- 1938-04-28 GB GB12726/38A patent/GB497631A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR829386A (en) | 1938-06-24 |
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