NL148439B - DEVICE EQUIPPED WITH A CATHOD RAY TUBE. - Google Patents
DEVICE EQUIPPED WITH A CATHOD RAY TUBE.Info
- Publication number
- NL148439B NL148439B NL696916229A NL6916229A NL148439B NL 148439 B NL148439 B NL 148439B NL 696916229 A NL696916229 A NL 696916229A NL 6916229 A NL6916229 A NL 6916229A NL 148439 B NL148439 B NL 148439B
- Authority
- NL
- Netherlands
- Prior art keywords
- ray tube
- device equipped
- cathod ray
- cathod
- tube
- 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
- H01J29/82—Mounting, supporting, spacing, or insulating electron-optical or ion-optical arrangements
-
- 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
- H01J29/485—Construction of the gun or of parts thereof
-
- 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
- H01J29/52—Arrangements for controlling intensity of ray or beam, e.g. for modulation
-
- 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
- H01J29/58—Arrangements for focusing or reflecting ray or beam
- H01J29/62—Electrostatic lenses
- H01J29/622—Electrostatic lenses producing fields exhibiting symmetry of revolution
- H01J29/624—Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8018368A JPS5020432B1 (en) | 1968-10-29 | 1968-10-29 | |
JP9249468 | 1968-12-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
NL6916229A NL6916229A (en) | 1970-05-04 |
NL148439B true NL148439B (en) | 1976-01-15 |
Family
ID=26421244
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL696916229A NL148439B (en) | 1968-10-29 | 1969-10-28 | DEVICE EQUIPPED WITH A CATHOD RAY TUBE. |
Country Status (5)
Country | Link |
---|---|
US (1) | US3629646A (en) |
DE (1) | DE1954451C3 (en) |
FR (1) | FR2021829A1 (en) |
GB (1) | GB1256541A (en) |
NL (1) | NL148439B (en) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3250920A (en) * | 1962-09-21 | 1966-05-10 | Raytheon Co | Low noise tunnel-emission cathode |
-
1969
- 1969-10-28 FR FR6937023A patent/FR2021829A1/fr not_active Withdrawn
- 1969-10-28 NL NL696916229A patent/NL148439B/en unknown
- 1969-10-28 US US871904A patent/US3629646A/en not_active Expired - Lifetime
- 1969-10-29 DE DE1954451A patent/DE1954451C3/en not_active Expired
- 1969-10-29 GB GB1256541D patent/GB1256541A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2021829A1 (en) | 1970-07-24 |
NL6916229A (en) | 1970-05-04 |
DE1954451A1 (en) | 1970-05-06 |
DE1954451C3 (en) | 1975-05-15 |
GB1256541A (en) | 1971-12-08 |
DE1954451B2 (en) | 1974-10-03 |
US3629646A (en) | 1971-12-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
VJC | Lapsed due to non-payment of the due maintenance fee for the patent or patent application |