Patent US3587243A successfully refreshed from Google Patents.
US3587243A
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US
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Precondensing regenerative air cycle system
Assignee: Grumman Corp
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Filing: 1969-05-29
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Granted: 1971-06-28
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Expires: 1989-05-29
Abstract
Abstract AN APPARATUS AND PROCESS FOR PROVIDING DEHUMIDIFIED, CONDITIONED AIR FOR GROUND COOLING OF AIRCRAFT WEAPONS SYSTEMS EQUIPMENT. AN AIR CONDITIONING SYSTEM ADAPTED TO DEHUMIDIFY AND COOL PRESSURIZED AIR BY SEQUENTIALLY PASSING PRESSURIZED SOURCE AIR THROUGH A PRIMARY HEAT EXCHANGER, MOISTURE REMOVAL EQUIPMENT, THE HOT SIDE OF A REGENERATIVE HEAT EXCHANGER, ADDITIONAL MOISTURE REMOVAL EQUIPMENT, AN EXPANSION TURBINE AND THE COLD SIDE OF THE REGENERATIVE HEAT EXCHANGER.
Inventors
- 👤 Robert A Keller
- 👤 Wayne L Mcgough
- 👤 Henry C Sutton Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:52
CPC Classifications
B; B64; B64D; B64D13/00; B64D13/06; F; F24; F24F; F24F5/00; F24F5/0085; F25; F25B; F25B9/00; F25B9/002; F25B9/004; B64D2013/0603; B64D2013/0614
Claims Analysis
Total Claims: 0
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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) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |