Patent US3963762A successfully refreshed from Google Patents.
US3113239A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetron type amplifier
Assignee: MIWAG Mikrowellen AG
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Filing: 1960-06-16
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Granted: 1963-12-03
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Expires: 1980-06-16
Abstract
No abstract record available.
Inventors
- 👤 Hass Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:58
CPC Classifications
H; H01; H01J; H01J25/00; H01J25/50; H01J25/52; H01J25/54; H01J25/55
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
A TRAVELING WAVE MAGNETRON AMPLIFIER COMPRISING AN EVACUATED STRUCTURE ENCLOSING A CATHODE AND AN ANODE, THE ANODE BEING ARRANGED ABOUT THE CATHODE TO PROVIDE A CIRCULAR INTERELECTRODE SPACE, THE ANODE HAVING A PLURALITY OF RESONATORS CONTIGUOUS TO THE INTERELECTRODE SPACE, ELECTRONS EMITTED BY THE CATHODE BEING CAUSED TO MOVE IN THE INTERELECTRODE SPACE, A WAVEGUIDE SURROUNDING THE RESONATORS, THE WAVEGUIDE HAVING SIGNAL INPUT AND OUTPUT TERMINALS FORMED BY STRAIGHT WAVEGUIDE SECTIONS, THE STRAIGHT SECTIONS HAVING A COMMON METALLIC WALL EXTENDING RADIALLY OUTWARDS FROM THE INNER CIRCUMFERENTIAL WALL OF THE WAVEGUIDE, AND MEANS FORMING SIGNAL COUPLING PATHS FROM THE WAVEGUIDE TO THE RESONATORS, THE PATHS BEING OF SUCH LENGTH AS TO EQUALIZE THE ANGULAR VELOCITY OF AN ELECTRON WAVE IN THE INTERELECTRODE SPACE AND AN ELECTROMAGNETIC WAVE PROPAGATING THROUGH THE WAVEGUIDE.
Claim 2
Dependent Claim
130 words
A TRAVELING WAVE MAGNETRON AMPLIFIER COMPRISING AN EVACUATED STRUCTURE ENCLOSING A CATHODE AND AN ANODE, THE ANODE BEING ARRANGED ABOUT THE CATHODE TO PROVIDE A CIRCULAR INTERELECTRODE SPACE, THE ANODE HAVING A PLURALITY OF RESONATORS CONTIGUOUS TO THE INTERELECTRODE SPACE, ELECTRONS EMITTED BY THE CATHODE BEING CAUSED TO MOVE IN THE INTERELECTRODE SPACE, A WAVEGUIDE SURROUNDING THE RESONATORS, THE WAVEGUIDE HAVING SIGNAL INPUT AND OUTPUT TERMINALS FORMED BY STRAIGHT WAVEGUIDE SECTIONS, THE STRAIGHT SECTIONS HAVING A COMMON METALLIC WALL EXTENDING RADIALLY OUTWARDS FROM THE INNER CIRCUMFERENTIAL WALL OF THE WAVEGUIDE, AND MEANS FORMING SIGNAL COUPLING PATHS FROM THE WAVEGUIDE TO THE RESONATORS, THE PATHS BEING OF SUCH LENGTH AS TO EQUALIZE THE ANGULAR VELOCITY OF AN ELECTRON WAVE IN THE INTERELECTRODE SPACE AND AN ELECTROMAGNETIC WAVE PROPAGATING THROUGH THE WAVEGUIDE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-02 | 1967-06-03 | 1967-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-02 | 1971-06-03 | 1971-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-02 | 1975-06-03 | 1975-12-03 | $7700.00 | Window Closed / Lapsed |