US3210642A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetohydrodynamic apparatus for producing alternating current power
Assignee: Avco Corp
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Filing: 1960-10-03
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Granted: 1965-10-05
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Expires: 1980-10-03
Abstract
No abstract record available.
Inventors
- 👤 Richard J Rosa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:43
CPC Classifications
H; H02; H02K; H02K44/00; H02K44/08; H02K44/18; H02M; H02M1/00; H02M1/20; H02M1/22
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
97 words
IN A MAGNETOHYDRODYNAMIC GENERATOR HAVING A DUCT FOR CONVEYING A STREAM OF ELECTRICALLY CONDUCTIVE GAS THE COMBINATION COMPRISING MEANS FOR ESTABLISHING MAGNETIC FLUX THROUGH SAID DUCT TRANSVERSE OF THE DIRECTION OF GAS MOVEMENT, SAID FLUX BEING CONSTANT IN DIRECTION AND SENSE WITH RESPECT TO SAID FLUX-ESTABLISHING MEANS, AND A PLURALITY OF PAIRS OF OPPOSITELY DISPOSED ELECTRODES WITHIN SAID DUCT, SAID PAIRS BEING DISPOSED EACH ON A SEPARATE AXIS TRANSVERSE TO SAID DUCT, SAID AXES BEING NONPARALLEL, AT LEAST THREE PAIRS OF SAID ELECTRODES BEING DISPOSED ON SEPARATE AXES ANGULARLY DISPLACED TO THE DIRECTION OF SAID MAGNETIC FLUX.
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) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |