IL97449A0 - Quick warm-up cathode heater for high average power magnetrons - Google Patents
Quick warm-up cathode heater for high average power magnetronsInfo
- Publication number
- IL97449A0 IL97449A0 IL97449A IL9744991A IL97449A0 IL 97449 A0 IL97449 A0 IL 97449A0 IL 97449 A IL97449 A IL 97449A IL 9744991 A IL9744991 A IL 9744991A IL 97449 A0 IL97449 A0 IL 97449A0
- Authority
- IL
- Israel
- Prior art keywords
- average power
- high average
- cathode heater
- quick warm
- power magnetrons
- Prior art date
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
- H01J23/04—Cathodes
- H01J23/05—Cathodes having a cylindrical emissive surface, e.g. cathodes for magnetrons
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/493,497 US5130601A (en) | 1990-03-14 | 1990-03-14 | Quick warm-up cathode heater for high average power magnetrons |
Publications (1)
Publication Number | Publication Date |
---|---|
IL97449A0 true IL97449A0 (en) | 1992-06-21 |
Family
ID=23960459
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL97449A IL97449A0 (en) | 1990-03-14 | 1991-03-05 | Quick warm-up cathode heater for high average power magnetrons |
Country Status (5)
Country | Link |
---|---|
US (1) | US5130601A (xx) |
EP (1) | EP0447206A3 (xx) |
JP (1) | JPH04220932A (xx) |
KR (1) | KR100262925B1 (xx) |
IL (1) | IL97449A0 (xx) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5412281A (en) * | 1993-03-31 | 1995-05-02 | Litton Systems, Inc. | Phase smoothing cathode for reduced noise crossed-field amplifier |
TW201200628A (en) * | 2010-06-29 | 2012-01-01 | Hon Hai Prec Ind Co Ltd | Coating apparatus |
KR101456657B1 (ko) * | 2012-12-26 | 2014-11-04 | 주식회사 선익시스템 | 증발원 가열 장치 |
CN111729212A (zh) * | 2020-07-27 | 2020-10-02 | 上海联影医疗科技有限公司 | 微波源的阴极加热器、阴极和放射治疗设备 |
WO2022021942A1 (en) | 2020-07-27 | 2022-02-03 | Shanghai United Imaging Healthcare Co., Ltd. | Radiotherapy device and microwave source thereof |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US652635A (en) * | 1899-08-09 | 1900-06-26 | George Westinghouse | Electric heater and supporting material therefor. |
FR1334312A (fr) * | 1960-06-14 | 1963-08-09 | Lignes Telegraph Telephon | Perfectionnements aux tubes électroniques du type magnétron |
NL130735C (xx) * | 1965-08-16 | 1900-01-01 | ||
US3465201A (en) * | 1967-03-27 | 1969-09-02 | Philips Corp | Magnetron casing |
US3881126A (en) * | 1974-03-06 | 1975-04-29 | Gte Sylvania Inc | Fast warm-up cathode assembly |
US4494034A (en) * | 1982-12-09 | 1985-01-15 | Rca Corporation | Magnetron filament having a quadrilateral cross-section |
US4683401A (en) * | 1984-09-28 | 1987-07-28 | Kabushiki Kaisha Toshiba | Microwave tube output section |
-
1990
- 1990-03-14 US US07/493,497 patent/US5130601A/en not_active Expired - Fee Related
-
1991
- 1991-03-05 IL IL97449A patent/IL97449A0/xx unknown
- 1991-03-13 KR KR1019910004000A patent/KR100262925B1/ko not_active IP Right Cessation
- 1991-03-13 EP EP19910302110 patent/EP0447206A3/en not_active Withdrawn
- 1991-03-14 JP JP3048506A patent/JPH04220932A/ja not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
EP0447206A2 (en) | 1991-09-18 |
EP0447206A3 (en) | 1992-04-01 |
KR100262925B1 (ko) | 2000-08-01 |
JPH04220932A (ja) | 1992-08-11 |
US5130601A (en) | 1992-07-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5059279B1 (en) | Susceptor for microwave heating | |
GB2215872B (en) | High frequency heating system with changing function for rated consumption power | |
AU8379891A (en) | High frequency heating apparatus utilizing inverter power supply | |
GB8721000D0 (en) | Microwave heating stand | |
EP0437700A3 (en) | Heated window power supply-arrangement from the onboard-vehicle energy supply network | |
AU7025787A (en) | Heating apparatus which uses microwave energy | |
AU1050688A (en) | Microwave heating | |
GB8601790D0 (en) | Electric hobs & heating units | |
IL97449A0 (en) | Quick warm-up cathode heater for high average power magnetrons | |
GB2274941B (en) | Low power pulsed anode magnetrons | |
JPS56103842A (en) | Heater for indirectly heated cathode | |
EP0450846A3 (en) | Power source circuit for microwave oven | |
DE3369598D1 (en) | Directly heated cathodes | |
AU7259991A (en) | Electrical power cell energized by high frequency electromagnetic radiation | |
GB9002718D0 (en) | Electrical surface heating | |
GB2172426B (en) | Cathode for magnetron | |
HUT74340A (en) | Directly heated cathode structure | |
TW413392U (en) | Directly heated cathode structure | |
KR910007826B1 (en) | Cathode structure heated indirectedly | |
AU550594B2 (en) | High power electric heater | |
IL84186A (en) | Fast warm-up cathode arrangement | |
DE3666750D1 (en) | Indirectly heated dispenser-type cathode for electric discharge vessels | |
AU4840679A (en) | Television camera tube pulsed cathode heater power supply circuit | |
GB8601789D0 (en) | Electric hobs & heating units | |
EP0441569A3 (en) | Magnetrons |