NL200862A - - Google Patents
Info
- Publication number
- NL200862A NL200862A NL200862DA NL200862A NL 200862 A NL200862 A NL 200862A NL 200862D A NL200862D A NL 200862DA NL 200862 A NL200862 A NL 200862A
- 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 |
|---|---|---|---|
| JP336511X | 1954-10-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL200862A true NL200862A (de) |
Family
ID=12392336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL200862D NL200862A (de) | 1954-10-04 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2895066A (de) |
| CH (1) | CH336511A (de) |
| DE (1) | DE1057244B (de) |
| GB (1) | GB792020A (de) |
| NL (1) | NL200862A (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL237015A (de) * | 1958-03-12 | |||
| US3106659A (en) * | 1959-03-24 | 1963-10-08 | Kearfott Company Inc | Microwave tube construction |
| US3061754A (en) * | 1960-03-18 | 1962-10-30 | Gen Precision Inc | Temperature compensating element for a traveling wave tube periodic array |
| US3178602A (en) * | 1960-12-30 | 1965-04-13 | Gen Precision Inc | Adjustable permanent magnet focusing array |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE424327A (de) * | 1936-10-30 | |||
| GB504802A (en) * | 1937-11-01 | 1939-05-01 | Frederick Hermes Nicoll | Improvements in or relating to permanent magnet devices for producing axially symmetrical magnetic fields |
| US2431077A (en) * | 1943-08-31 | 1947-11-18 | Rca Corp | Cathode-ray tube with revolving magnets and adjustable sleeve |
| US2442975A (en) * | 1943-08-31 | 1948-06-08 | Rca Corp | Focusing system |
| BE521065A (de) * | 1952-07-01 | |||
| US2741718A (en) * | 1953-03-10 | 1956-04-10 | Sperry Rand Corp | High frequency apparatus |
| US2797360A (en) * | 1953-03-26 | 1957-06-25 | Int Standard Electric Corp | Travelling wave amplifiers |
| US2812470A (en) * | 1954-10-22 | 1957-11-05 | Bell Telephone Labor Inc | Periodic focusing in traveling wave tubes |
| US2790920A (en) * | 1955-05-09 | 1957-04-30 | Philco Corp | Apparatus for control of electron beam cross section |
-
0
- NL NL200862D patent/NL200862A/xx unknown
-
1955
- 1955-08-05 US US526651A patent/US2895066A/en not_active Expired - Lifetime
- 1955-09-28 CH CH336511D patent/CH336511A/de unknown
- 1955-09-29 DE DEI10728A patent/DE1057244B/de active Pending
- 1955-09-30 GB GB27902/55A patent/GB792020A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH336511A (de) | 1959-02-28 |
| DE1057244B (de) | 1959-05-14 |
| GB792020A (en) | 1958-03-19 |
| US2895066A (en) | 1959-07-14 |