US2815003A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turbine method and system
Assignee: Propulsion Res Corp
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Filing: 1956-11-05
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Granted: 1957-12-03
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Expires: 1976-11-05
Abstract
No abstract record available.
Inventors
- 👤 Emerson L Kumm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:10
CPC Classifications
C; C01; C01B; C01B21/00; C01B21/20; C01B21/24; C01B21/26
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
171 words
IN A LIQUID PISTON TURBINE WHICH COMPRISES A PLURALITY OF RADIAL VANES MOUNTED FOR ROTATION ABOUT A CENTRAL AXIS, AND AN OUTER CASING ENCLOSING THE VANES AND ROTATABLE ABOUT AN AXIS PARALLEL TO AND SPACES FROM SAID CENTRAL AXIS, THE COMBINATION OF: A LIQUID PISTON COMPRISING A SALT SOLUTION INCLUDED IN SAID CASING AND ROTATABLE WITH SAID CASING; MEANS FOR INTRODUCING A GAS BETWEEN SUCCESSIVE ONES OF SAID VANES TO BE ENTRAPPED BETWEEN SUCH ONES BY SAID SOLUTION SO THAT EXPANSION OF SAID GAS PRODUCES ROTATION OF SAID VANES, SAID GAS HAVING A SUFFICIENTLY HIGH TEMPERATURE TO CONVERT SAID SALT SOLUTION TO A LIQUID SALT; A RESERVOIR FOR SAID SALT SOLUTION; MEANS INCLUDING A PUMP FOR CIRCULATING THE SALT SOLUTION FROM THE RESERVOIR TO THE INTERIOR OF SAID CASING TO REPLENISH SAID LIQUID PISTON AND FOR RETURNING EXCESS SOLUTION TO SAID RESERVOIR; FIG -01 AND MEANS FOR EXHAUSTING SAID GAS FROM BETWEEN SAID SUCESSIVE PAIRS OF SAID VANES UPON THE EXPANSION THEREOF AND THE PERFORMANCE OF WORK THEREBY ON SAID VANES.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-02 | 1961-06-03 | 1961-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-02 | 1965-06-03 | 1965-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-02 | 1969-06-03 | 1969-12-03 | $7700.00 | Window Closed / Lapsed |