NL238482A - - Google Patents
Info
- Publication number
- NL238482A NL238482A NL238482DA NL238482A NL 238482 A NL238482 A NL 238482A NL 238482D A NL238482D A NL 238482DA NL 238482 A NL238482 A NL 238482A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
- H01J25/36—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field
- H01J25/40—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field the backward travelling wave being utilised
-
- 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
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1311958A GB856117A (en) | 1958-04-24 | 1958-04-24 | Improvements in or relating to electrostatic focussing devices for electron beams |
| GB3043984X | 1958-09-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL238482A true NL238482A (en:Method) |
Family
ID=32395940
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL101405D NL101405C (en:Method) | 1958-04-24 | ||
| NL238482D NL238482A (en:Method) | 1958-04-24 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL101405D NL101405C (en:Method) | 1958-04-24 |
Country Status (3)
| Country | Link |
|---|---|
| US (2) | US2973453A (en:Method) |
| FR (1) | FR1222296A (en:Method) |
| NL (2) | NL238482A (en:Method) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB894210A (en) * | 1959-06-05 | 1962-04-18 | Mi O Valve Co Ltd | Improvements in or relating to electrostatic electron beam focussing devices |
| NL265529A (en:Method) * | 1960-06-03 | |||
| US3227914A (en) * | 1961-05-15 | 1966-01-04 | Gen Electric | Ladder type slow wave structure having side plates at an angle other than 90deg. |
| US3188583A (en) * | 1961-10-12 | 1965-06-08 | Raytheon Co | Parallel plate line transition section between a coaxial line and a ridged waveguide |
| GB957561A (en) * | 1962-01-11 | 1964-05-06 | M O Valve Co Ltd | Improvements in or relating to travelling wave tubes |
| NL296400A (en:Method) * | 1962-08-09 | |||
| US3300678A (en) * | 1963-05-15 | 1967-01-24 | Capitol Records | Traveling wave tube with plural pole piece assemblies defining a vacuum sealed tube body and particular collector structure |
| US3353058A (en) * | 1963-08-16 | 1967-11-14 | Int Standard Electric Corp | Slow wave structure having oppositely curved conductors disposed about the beam and mounted transversely between opposite walls |
| GB2373181B (en) * | 2001-05-11 | 2003-02-05 | Aromatherapy Health Care Ltd | A portable sauna |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2899597A (en) * | 1959-08-11 | Kompfner | ||
| US2680825A (en) * | 1949-03-07 | 1954-06-08 | Csf | Traveling-wave amplifying tube |
| US2745983A (en) * | 1949-06-10 | 1956-05-15 | Csf | Traveling wave tube |
| US2768322A (en) * | 1951-06-08 | 1956-10-23 | Bell Telephone Labor Inc | Interdigital filter circuit |
| US2823332A (en) * | 1951-06-08 | 1958-02-11 | Bell Telephone Labor Inc | Microwave amplifier device |
| FR1053362A (fr) * | 1952-04-03 | 1954-02-02 | Csf | Perfectionnements aux lignes à retard de structure interdigitale pour tubes à ondes progressives |
| US2794935A (en) * | 1953-05-19 | 1957-06-04 | Csf | Modulating devices for tubes having crossed electric and magnetic fields |
| FR1086890A (fr) * | 1953-07-18 | 1955-02-16 | Csf | Lignes à retard pour hyperfréquences, du type en échelle, sans déformation thermique |
| FR1101806A (fr) * | 1954-03-25 | 1955-10-11 | Csf | Tube oscillateur à deux faisceaux parallèles de même sens |
| NL222966A (en:Method) * | 1954-03-25 | |||
| FR1115157A (fr) * | 1954-11-29 | 1956-04-20 | Csf | Ligne à retard pour tubes à ondes progressives |
| NL207688A (en:Method) * | 1955-06-10 | |||
| US2926281A (en) * | 1956-05-31 | 1960-02-23 | Bell Telephone Labor Inc | Traveling wave tube |
| US2941114A (en) * | 1958-01-09 | 1960-06-14 | Bell Telephone Labor Inc | Slalom focusing structures |
-
0
- NL NL101405D patent/NL101405C/xx active
- NL NL238482D patent/NL238482A/xx unknown
-
1959
- 1959-04-22 US US808206A patent/US2973453A/en not_active Expired - Lifetime
- 1959-04-24 FR FR793116A patent/FR1222296A/fr not_active Expired
- 1959-07-29 US US830294A patent/US3043984A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2973453A (en) | 1961-02-28 |
| US3043984A (en) | 1962-07-10 |
| FR1222296A (fr) | 1960-06-09 |
| NL101405C (en:Method) |