NL250375A - - Google Patents
Info
- Publication number
- NL250375A NL250375A NL250375DA NL250375A NL 250375 A NL250375 A NL 250375A NL 250375D A NL250375D A NL 250375DA NL 250375 A NL250375 A NL 250375A
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- H01J23/087—Magnetic focusing arrangements
- H01J23/0873—Magnetic focusing arrangements with at least one axial-field reversal along the interaction space, e.g. P.P.M. focusing
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB12440/59A GB845000A (en) | 1959-04-13 | 1959-04-13 | Traveiling-wave tubes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL250375A true NL250375A (de) |
Family
ID=10004648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL250375D NL250375A (de) | 1959-04-13 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3193719A (de) |
| DE (1) | DE1212644B (de) |
| GB (1) | GB845000A (de) |
| NL (1) | NL250375A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3244920A (en) * | 1962-01-30 | 1966-04-05 | Nippon Electric Co | Supporting device for an elongated magnetic-focussing type tube |
| US3924210A (en) * | 1974-11-01 | 1975-12-02 | Raytheon Co | Field shaping magnet structure |
| CN108942793B (zh) * | 2018-08-10 | 2023-12-01 | 安徽华东光电技术研究所有限公司 | 用于耦合腔行波管磁系统的磁片拆卸装配工装 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE479788A (de) * | 1946-12-19 | |||
| US2812470A (en) * | 1954-10-22 | 1957-11-05 | Bell Telephone Labor Inc | Periodic focusing in traveling wave tubes |
| BE550523A (de) * | 1955-10-27 | |||
| US2791718A (en) * | 1956-04-23 | 1957-05-07 | Bell Telephone Labor Inc | Magnetic structure for traveling wave tubes |
| US2942141A (en) * | 1957-06-06 | 1960-06-21 | Bell Telephone Labor Inc | Magnetic structures for traveling wave tubes |
| NL105112C (de) * | 1958-05-15 | |||
| US3133227A (en) * | 1958-06-25 | 1964-05-12 | Varian Associates | Linear particle accelerator apparatus for high energy particle beams provided with pulsing means for the control electrode |
| US2944182A (en) * | 1958-11-13 | 1960-07-05 | Bell Telephone Labor Inc | Beam focusing system |
| US3013173A (en) * | 1959-02-16 | 1961-12-12 | Varian Associates | Magnetic beam focusing method and apparatus |
| US3020444A (en) * | 1959-05-05 | 1962-02-06 | Rca Corp | Travelling wave tube coupler |
| US2992348A (en) * | 1960-02-29 | 1961-07-11 | Rca Corp | Electron tube mount |
-
0
- NL NL250375D patent/NL250375A/xx unknown
-
1959
- 1959-04-13 GB GB12440/59A patent/GB845000A/en not_active Expired
-
1960
- 1960-04-11 US US21230A patent/US3193719A/en not_active Expired - Lifetime
- 1960-04-11 DE DEN18152A patent/DE1212644B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB845000A (en) | 1960-08-17 |
| DE1212644B (de) | 1966-03-17 |
| US3193719A (en) | 1965-07-06 |