Patent US1338232A successfully refreshed from Google Patents.
US3148291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical generator
Assignee: Avco Corp
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Filing: 1960-05-31
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Granted: 1964-09-08
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Expires: 1980-05-31
Abstract
No abstract record available.
Inventors
- 👤 Richard J Rosa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:52
CPC Classifications
H; H02; H02K; H02K44/00; H02K44/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
167 words
AN MHD GENERATOR FOR GENERATING ELECTRICITY FROM A MOVING STREAM OF ELECTRICALLY CONDUCTIVE GAS COMPRISING A DUCT OF RECTANGULAR CROSS SECTION FOR CONVEYING THE GAS STREAM, SAID DUCT HAVING AN INLET AND AN OUTLET, MEANS FOR ESTABLISHING A MAGNETIC FIELD THROUGH SAID DUCT NORMAL TO THE DIRECTION OF GAS FLOW, TERMINAL ELECTRODES POSITIONED IN THE SIDE WALLS OF SAID DUCT ADJACENT ITS INLET AND OUTLET, SAID TERMINAL ELECTRODES BEING POSITIONED AT AN ANGLE TO THE DIRECTION OF MOVEMENT OF THE GAS STREAM, AND A PLURALITY OF DISCRETE ELECTRODES POSITIONED AT INTERVALS ALONG THE TOP AND BOTTOM WALLS OF SAID DUCT, CERTAIN OF SAID DISCRETE ELECTRODES BEING DIRECTLY OPPOSED AND LYING IN PLANES PERPENDICULAR TO THE DIRECTION OF GAS MOVEMENT, OPPOSED DISCRETE ELECTRODES LYING IN PLANES GENERALLY PARALLEL TO SAID TERMINAL ELECTRODES BEING ELECTRICALLY INTERCONNECTED WHEREBY MOVEMENT OF THE GAS STREAM RELATIVE TO THE DISCRETE ELECTRODES GENERATES ELECTRICITY WHICH FLOWS THROUGH THE INTERCONNECTIONS BETWEEN SAID DISCRETE ELECTRODES AND IS DELIVERED THROUGH THE GAS STREAM TO SAID TERMINAL ELECTRODES.
Claim 2
Dependent Claim
167 words
AN MHD GENERATOR FOR GENERATING ELECTRICITY FROM A MOVING STREAM OF ELECTRICALLY CONDUCTIVE GAS COMPRISING A DUCT OF RECTANGULAR CROSS SECTION FOR CONVEYING THE GAS STREAM, SAID DUCT HAVING AN INLET AND AN OUTLET, MEANS FOR ESTABLISHING A MAGNETIC FIELD THROUGH SAID DUCT NORMAL TO THE DIRECTION OF GAS FLOW, TERMINAL ELECTRODES POSITIONED IN THE SIDE WALLS OF SAID DUCT ADJACENT ITS INLET AND OUTLET, SAID TERMINAL ELECTRODES BEING POSITIONED AT AN ANGLE TO THE DIRECTION OF MOVEMENT OF THE GAS STREAM, AND A PLURALITY OF DISCRETE ELECTRODES POSITIONED AT INTERVALS ALONG THE TOP AND BOTTOM WALLS OF SAID DUCT, CERTAIN OF SAID DISCRETE ELECTRODES BEING DIRECTLY OPPOSED AND LYING IN PLANES PERPENDICULAR TO THE DIRECTION OF GAS MOVEMENT, OPPOSED DISCRETE ELECTRODES LYING IN PLANES GENERALLY PARALLEL TO SAID TERMINAL ELECTRODES BEING ELECTRICALLY INTERCONNECTED WHEREBY MOVEMENT OF THE GAS STREAM RELATIVE TO THE DISCRETE ELECTRODES GENERATES ELECTRICITY WHICH FLOWS THROUGH THE INTERCONNECTIONS BETWEEN SAID DISCRETE ELECTRODES AND IS DELIVERED THROUGH THE GAS STREAM TO SAID TERMINAL ELECTRODES.
References Cited (Backward Citations)
DE841613C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |