BE508182A - - Google Patents
Info
- Publication number
- BE508182A BE508182A BE508182DA BE508182A BE 508182 A BE508182 A BE 508182A BE 508182D A BE508182D A BE 508182DA BE 508182 A BE508182 A BE 508182A
- Authority
- BE
- Belgium
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
- H01J29/58—Arrangements for focusing or reflecting ray or beam
- H01J29/62—Electrostatic lenses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42F—SHEETS TEMPORARILY ATTACHED TOGETHER; FILING APPLIANCES; FILE CARDS; INDEXING
- B42F13/00—Filing appliances with means for engaging perforations or slots
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
- H01J23/02—Electrodes; Magnetic control means; Screens
- H01J23/08—Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
- H01J23/083—Electrostatic focusing arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
- H01J23/16—Circuit elements, having distributed capacitance and inductance, structurally associated with the tube and interacting with the discharge
- H01J23/24—Slow-wave structures, e.g. delay systems
- H01J23/26—Helical slow-wave structures; Adjustment therefor
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL298660X | 1951-01-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE508182A true BE508182A (mo) |
Family
ID=19783113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE508182D BE508182A (mo) | 1951-01-04 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE508182A (mo) |
| CH (1) | CH298660A (mo) |
| DE (1) | DE969640C (mo) |
| FR (1) | FR1061714A (mo) |
| GB (2) | GB709342A (mo) |
| NL (2) | NL80727C (mo) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB754436A (en) * | 1953-01-07 | 1956-08-08 | Gen Electric | Improvements relating to travelling wave apparatus |
| DE1127496B (de) * | 1953-03-30 | 1962-04-12 | Western Electric Co | Wanderfeldroehre |
| NL189984C (mo) * | 1953-08-14 | |||
| US2889487A (en) * | 1954-09-15 | 1959-06-02 | Hughes Aircraft Co | Traveling-wave tube |
| US2913611A (en) * | 1956-08-27 | 1959-11-17 | Sperry Rand Corp | Electron discharge tube with means for trapping positive ions |
| US2928021A (en) * | 1957-08-19 | 1960-03-08 | Sylvania Electric Prod | Duplex traveling-wave tube amplifier |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR582093A (fr) * | 1924-06-02 | 1924-12-11 | Perfectionnements aux appareils récepteurs de transmissions sans fils | |
| DE690806C (de) * | 1931-08-31 | 1940-05-08 | Julius Pintsch Kom Ges | Anordnung zur Erzeugung und zum Empfang ultrakurzer elektrischer Wellen mit einer Doppelgitterroehre in Bremsfeldschaltung |
| GB500533A (en) * | 1936-08-28 | 1939-02-10 | Eduard Michaelis | Cathode-ray tubes, especially for television |
| BE491242A (mo) * | 1948-12-10 |
-
0
- BE BE508182D patent/BE508182A/xx unknown
- NL NL7104200.A patent/NL158347B/xx unknown
- NL NL80727D patent/NL80727C/xx active
-
1951
- 1951-06-05 GB GB13268/51A patent/GB709342A/en not_active Expired
-
1952
- 1952-01-01 DE DEN4919A patent/DE969640C/de not_active Expired
- 1952-01-01 GB GB36/52A patent/GB709842A/en not_active Expired
- 1952-01-02 FR FR1061714D patent/FR1061714A/fr not_active Expired
- 1952-01-03 CH CH298660D patent/CH298660A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB709842A (en) | 1954-06-02 |
| GB709342A (en) | 1954-05-19 |
| FR1061714A (fr) | 1954-04-14 |
| DE969640C (de) | 1958-06-26 |
| CH298660A (de) | 1954-05-15 |
| NL158347B (nl) | |
| NL80727C (mo) |