CA1010144A - Magnetic structure for focusing of linear beams - Google Patents
Magnetic structure for focusing of linear beamsInfo
- Publication number
- CA1010144A CA1010144A CA196,990A CA196990A CA1010144A CA 1010144 A CA1010144 A CA 1010144A CA 196990 A CA196990 A CA 196990A CA 1010144 A CA1010144 A CA 1010144A
- Authority
- CA
- Canada
- Prior art keywords
- focusing
- magnetic structure
- linear beams
- beams
- linear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- H01J23/06—Electron or ion guns
- H01J23/065—Electron or ion guns producing a solid cylindrical beam
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00351065A US3832596A (en) | 1973-04-13 | 1973-04-13 | Magnetic structure for focusing of linear beams |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1010144A true CA1010144A (en) | 1977-05-10 |
Family
ID=23379422
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA196,990A Expired CA1010144A (en) | 1973-04-13 | 1974-04-08 | Magnetic structure for focusing of linear beams |
Country Status (6)
Country | Link |
---|---|
US (1) | US3832596A (en) |
JP (1) | JPS5052964A (en) |
CA (1) | CA1010144A (en) |
DE (1) | DE2417651A1 (en) |
FR (1) | FR2225834B1 (en) |
GB (1) | GB1462463A (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5868846A (en) * | 1981-10-07 | 1983-04-23 | バリアン・アソシエイツ・インコ−ポレイテツド | Linear beam microwave tube focused by permanent magnet |
US4555646A (en) * | 1981-10-07 | 1985-11-26 | Varian Associates, Inc. | Adjustable beam permanent-magnet-focused linear-beam microwave tube |
US4593230A (en) * | 1982-03-29 | 1986-06-03 | Litton Systems, Inc. | Dual-mode electron gun |
JPS60168625A (en) * | 1984-02-13 | 1985-09-02 | Ekuseru Kk | Manufacture of hollow molded article provided with composite material and manufacturing device thereof |
FR2641899A1 (en) * | 1989-01-17 | 1990-07-20 | Thomson Tubes Electroniques | ELECTRON GUN WITH AN ACTIVE DEVICE PRODUCING A MAGNETIC FIELD IN THE VICINITY OF THE CATHODE |
US6552490B1 (en) * | 2000-05-18 | 2003-04-22 | Communications And Power Industries | Multiple stage depressed collector (MSDC) klystron based amplifier for ground based satellite and terrestrial communications |
US6777877B1 (en) * | 2000-08-28 | 2004-08-17 | Communication & Power Industries, Inc. | Gun-only magnet used for a multi-stage depressed collector klystron |
JP4805656B2 (en) * | 2005-10-31 | 2011-11-02 | 株式会社東芝 | Multi-beam klystron equipment |
US7764020B2 (en) * | 2006-07-20 | 2010-07-27 | Barnett Larry R | Electro-permanent magnet for power microwave tubes |
US8723137B1 (en) * | 2012-10-17 | 2014-05-13 | Innosys, Inc | Hybrid magnet for vacuum electronic device |
CN113066708B (en) * | 2021-03-22 | 2023-10-03 | 中国科学院空天信息创新研究院 | Periodic permanent magnet focusing system and magnetic field adjusting method |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL89376C (en) * | 1950-06-17 | |||
US2774006A (en) * | 1950-10-14 | 1956-12-11 | Univ Leland Stanford Junior | Travelling wave tube apparatus |
US2701321A (en) * | 1951-07-16 | 1955-02-01 | Sperry Corp | Adjustable magnetic focusing system for beam tubes |
BE556363A (en) * | 1954-09-16 | |||
US3155866A (en) * | 1961-03-14 | 1964-11-03 | Bell Telephone Labor Inc | Magnetic focusing structure for traveling wave tubes |
US3522469A (en) * | 1968-04-12 | 1970-08-04 | Varian Associates | Magnetic beam focusing structure for a traveling wave tube employing magnetic shunts between the pole pieces and the emitter |
-
1973
- 1973-04-13 US US00351065A patent/US3832596A/en not_active Expired - Lifetime
-
1974
- 1974-04-08 CA CA196,990A patent/CA1010144A/en not_active Expired
- 1974-04-10 FR FR7412551A patent/FR2225834B1/fr not_active Expired
- 1974-04-10 DE DE2417651A patent/DE2417651A1/en active Pending
- 1974-04-10 GB GB1598974A patent/GB1462463A/en not_active Expired
- 1974-04-10 JP JP49041599A patent/JPS5052964A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US3832596A (en) | 1974-08-27 |
FR2225834B1 (en) | 1978-12-22 |
JPS5052964A (en) | 1975-05-10 |
GB1462463A (en) | 1977-01-26 |
DE2417651A1 (en) | 1974-10-24 |
FR2225834A1 (en) | 1974-11-08 |
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