US3076122A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetron device
Assignee: Litton Electron Tube Corp
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Filing: 1960-04-11
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Granted: 1963-01-29
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Expires: 1980-04-11
Abstract
No abstract record available.
Inventors
- 👤 Beverly D Kumpfer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:37
CPC Classifications
H; H01; H01J; H01J25/00; H01J25/50; H01J25/52; H01J19/00; H01J19/28; H01J19/32; H01J19/36; H01J23/00; H01J23/36; H01J2893/00; H01J2893/0001; H01J2893/0012; H01J2893/0027
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
IN A MAGNETRON OSCILLATOR FOR GENERATING MICROWAVE ENERGY, THE COMBINATION COMPRISING: A CYLINDRICAL CATHODE STRUCTURE HAVING AN AXIS; AN ANODE CIRCUIT INCLUDING AN ANODE BLOCK SURROUNDING SAID CATHODE, AND A PLURALITY OF REGULARLY SPACED VANES EXTENDING INWARDLY TOWARD SAID CATHODE FROM SAID BLOCK FORMING A PLURALITY OF CAVITY RESONATORS AND AN INTERACTION SPACE ADJACENT TO AND CONCENTRIC WITH SAID CATHODE, SAID ANODE INCLUDING MEANS FOR COUPLING MICROWAVE ENERGY FROM SAID MAGNETRON; A VACUUM ENVELOPE, SAID ENVELOPE INCLUDING AN ELECTRICALLY NONCONDUCTING HOUSING MEMBER HAVING A CYLINDRICAL WALL TRANSPARENT TO MICROWAVE ENERGY AND HAVING FIRST AND SECOND ENDS, MEANS FOR MOUNTING SAID ANODE CONCENTRICALLY WITHIN SAID HOUSING MEMBER, AND A PAIR OF ELECTRICALLY CONDUCTIVE DEPRESSED ENCLOSURE MEMBERS HERMETICALLY ENCLOSING SAID ENDS OF SAID HOUSING MEMBER AND FORMING MEANS FOR SUPPORTING SAID CATHODE CONCENTRICALLY WITH RESPECT TO SAID ANODE, SAID ENCLOSURE MEMBERS FORMING A PAIR OF END HATS ADJACENT OPPOSITE ENDS OF SAID INTERACTION SPACE.
Claim 2
Dependent Claim
152 words
IN A MAGNETRON OSCILLATOR FOR GENERATING MICROWAVE ENERGY, THE COMBINATION COMPRISING: A CYLINDRICAL CATHODE STRUCTURE HAVING AN AXIS; AN ANODE CIRCUIT INCLUDING AN ANODE BLOCK SURROUNDING SAID CATHODE, AND A PLURALITY OF REGULARLY SPACED VANES EXTENDING INWARDLY TOWARD SAID CATHODE FROM SAID BLOCK FORMING A PLURALITY OF CAVITY RESONATORS AND AN INTERACTION SPACE ADJACENT TO AND CONCENTRIC WITH SAID CATHODE, SAID ANODE INCLUDING MEANS FOR COUPLING MICROWAVE ENERGY FROM SAID MAGNETRON; A VACUUM ENVELOPE, SAID ENVELOPE INCLUDING AN ELECTRICALLY NONCONDUCTING HOUSING MEMBER HAVING A CYLINDRICAL WALL TRANSPARENT TO MICROWAVE ENERGY AND HAVING FIRST AND SECOND ENDS, MEANS FOR MOUNTING SAID ANODE CONCENTRICALLY WITHIN SAID HOUSING MEMBER, AND A PAIR OF ELECTRICALLY CONDUCTIVE DEPRESSED ENCLOSURE MEMBERS HERMETICALLY ENCLOSING SAID ENDS OF SAID HOUSING MEMBER AND FORMING MEANS FOR SUPPORTING SAID CATHODE CONCENTRICALLY WITH RESPECT TO SAID ANODE, SAID ENCLOSURE MEMBERS FORMING A PAIR OF END HATS ADJACENT OPPOSITE ENDS OF SAID INTERACTION SPACE.
References 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) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |