US3274407A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for magnetohydrodynamically generating electric energy
Assignee: Avco Corp
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Filing: 1961-02-02
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Granted: 1966-09-20
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Expires: 1981-02-02
Abstract
No abstract record available.
Inventors
- 👤 Thomas R Brogan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:13
CPC Classifications
H; H02; H02K; H02K44/00; H02K44/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
IN A MAGNETOHYDRODYNAMIC GENERATOR, APPARATUS FOR REDUCING SHORT CIRCUIT END EFFECTS ADJACENT THE DOWNSTREAM TERMINAL POINT OF OPPOSITELY DISPOSED ELECTRODES LOCATED WITHIN A DUCT FOR CONVEYING A HOT, ELECTRICALLY CONDUCTIVE GAS THROUGH A MAGNETIC FIELD AT AN ANGLE TO SAID ELECTRODES COMPRISING: A PLURALITY OF HOLLOW MEMBERS EXTENDING THROUGH AND SECURED TO OPPOSITE SIDES OF SAID DUCT AT ABOUT THE DOWNSTREAM TERMINAL ZONE OF SAID DUCT AT ABOUT MEANS FOR MAINTAINING SAID MEMBERS AT A REDUCED TEMPERATURE WITH RESPECT TO THE TEMPERATURE OF SAID GAS WHEREBY AS A PORTION OF SAID GAS PASSES OVER EACH SAID MEMBERS ITS CONDUCTIVITY IS DECREASED TO REDUCE THE FLOW OF CURRENT THERETHROUGH.
Claim 2
Dependent Claim
108 words
IN A MAGNETOHYDRODYNAMIC GENERATOR, APPARATUS FOR REDUCING SHORT CIRCUIT END EFFECTS ADJACENT THE DOWNSTREAM TERMINAL POINT OF OPPOSITELY DISPOSED ELECTRODES LOCATED WITHIN A DUCT FOR CONVEYING A HOT, ELECTRICALLY CONDUCTIVE GAS THROUGH A MAGNETIC FIELD AT AN ANGLE TO SAID ELECTRODES COMPRISING: A PLURALITY OF HOLLOW MEMBERS EXTENDING THROUGH AND SECURED TO OPPOSITE SIDES OF SAID DUCT AT ABOUT THE DOWNSTREAM TERMINAL ZONE OF SAID DUCT AT ABOUT MEANS FOR MAINTAINING SAID MEMBERS AT A REDUCED TEMPERATURE WITH RESPECT TO THE TEMPERATURE OF SAID GAS WHEREBY AS A PORTION OF SAID GAS PASSES OVER EACH SAID MEMBERS ITS CONDUCTIVITY IS DECREASED TO REDUCE THE FLOW OF CURRENT THERETHROUGH.
References Cited (Backward Citations)
US957242A
Cited
FR1161079A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |