US3333123A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetogadynamic generator with cooled duct walls
Assignee: BBC Brown Boveri AG Germany
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Filing: 1964-02-10
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Granted: 1967-07-25
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Expires: 1984-02-10
Abstract
No abstract record available.
Inventors
- 👤 Baumann Gustav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:18
CPC Classifications
H; H02; H02K; H02K44/00; H02K44/08; H02K44/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
IN A MAGNETOGASDYNAMIC GENERATOR WHEREIN A HIGH VELOCITY HOT IONIZED GASEOUS FLUID IS PASSED LONGITUDINALLY THROUGH A DUCT CONTAINING A TRANSVERSELY EXTENDING MAGNETIC FIELD AND SPACED ELECTRODES TO PRODUCE AN ELECTRICAL POTENTIAL BETWEEN SAID ELECTRODES, THE IMPROVEMENT WHEREIN THE WALLS OF SAID DUCT ARE CONSTITUTED BY AN ASSEMBLY OF COOLING PIPES THROUGH WHICH A FLUID COOLANT IS PASSED, SAID PIPES BEING DISPOSED SUBSTANTIALLY PARALLEL TO THE DIRECTION OF GAS FLOW THROUGH THE DUCT, AND THE INTERNAL AND EXTERNAL DIAMETERS OF EACH PIPE AS WELL AS THE WALL THICKNESS THEREOF INCREASING PROGRESSIVELY IN THE DIRECTION OF FLOW OF THE GASEOUS FLUID THROUGH THE DUCT.
Claim 2
Dependent Claim
103 words
IN A MAGNETOGASDYNAMIC GENERATOR WHEREIN A HIGH VELOCITY HOT IONIZED GASEOUS FLUID IS PASSED LONGITUDINALLY THROUGH A DUCT CONTAINING A TRANSVERSELY EXTENDING MAGNETIC FIELD AND SPACED ELECTRODES TO PRODUCE AN ELECTRICAL POTENTIAL BETWEEN SAID ELECTRODES, THE IMPROVEMENT WHEREIN THE WALLS OF SAID DUCT ARE CONSTITUTED BY AN ASSEMBLY OF COOLING PIPES THROUGH WHICH A FLUID COOLANT IS PASSED, SAID PIPES BEING DISPOSED SUBSTANTIALLY PARALLEL TO THE DIRECTION OF GAS FLOW THROUGH THE DUCT, AND THE INTERNAL AND EXTERNAL DIAMETERS OF EACH PIPE AS WELL AS THE WALL THICKNESS THEREOF INCREASING PROGRESSIVELY IN THE DIRECTION OF FLOW OF THE GASEOUS FLUID THROUGH THE DUCT.
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) | 1970-07-24 | 1971-01-23 | 1971-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-24 | 1975-01-23 | 1975-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-24 | 1979-01-23 | 1979-07-25 | $7700.00 | Window Closed / Lapsed |