Electron gun
Abstract
Abstract A HIGH POWER MICROWAVE BEAM TUBE IS DISCLOSED EMPLOYING AN IMPROVED ELECTRON GUN. THE ELECTRON GUN INCLUDES AN OUTWARDLY FLARED HIGH VOLTAGE ELECTRICAL INSULATOR FOR INSULATING THE ANODE RELATIVE TO THE CATHODE. THE OUTWARDLY FLARED INSULATOR INCLUDES AN EXTERNAL SHOULDER PORTION ENCIRCLING THE FLARED MEBER, SUCH SHOULDER BEING DISPOSED INTERMEDIATE THE LENGTH OF THE FLARED MEMBER AND BEING JOINED TO A PORTION OF THE ENVELOPE OF THE GUN TO BE OPERATED AT A POTENTIAL POSITIVE WITH RESPECT TO THE CATHODE POTENTIAL. A FLUID ENCLOSURE ENCLOSES THE WIDE END OF THE FLARED INSULATOR FOR CONTAINING A FLUID COOLANT IN HEAT EXCHANGING RELATION WITH PORTIONSOF THE VACUUM ENVELOPE OF THE GUN FOR COOLING THE GUN IN USE.
Inventors
- 👤 George V Miram
- 👤 Gerhard B Kuehne
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-12-12 | 1976-06-12 | 1976-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-12-12 | 1980-06-12 | 1980-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-12-12 | 1984-06-12 | 1984-12-12 | $7700.00 | Window Closed / Lapsed |