Patent US4903170A successfully refreshed from Google Patents.
Patent US3273801A successfully refreshed from Google Patents.
US3273801A
Expired / Lapsed
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Rocket acceleration and direction control by fluid injection
Assignee: ATK Launch Systems LLC
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Filing: 1962-08-30
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Granted: 1966-09-20
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Expires: 1982-08-30
Abstract
No abstract record available.
Inventors
- 👤 Verbon H B Wilhite
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:38
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/80; F02K9/82; F42; F42B; F42B10/00; F42B10/60; F42B10/66; F42B10/668
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A CONTROL FOR A ROCKET ENGING HAVING A VESSEL CLOSED AT ITS FORWARD END AND HAVING A PLURALITY OF NOZZLES AT ITS OPPOSITE END LOCATED IN EQUALLY SPACED RELATION TO EACH OTHER AROUND A CENTRAL AXIS AND AT EQUAL DISTANCES FROM THE AXIS, A PROPELLANT IN SAID VESSEL, EACH OF SAID NOZZLES HAVING A THROAT THROUGH WHICH THE COMBUSTION PRODUCTS OF SAID PROPELLANT PASS, AND MEANS FOR EACH NOZZLE FOR PRODUCING A NONSTRUCTURAL THROAT THEREIN AND AT DIFFERENT AREAS OF THE THROAT OF THE NOZZLE COMPRISING A PLURALITY OF SPACED DUCTS LEADING INTO SAID STRUCTURAL THROAT IN A PLANE LOCATED BETWEEN THE SMALLEST DIAMETER OF SAID NOZZLE THROAT AND A PLACE UPSTREAM THEREFROM, A
Claim 2
Dependent Claim
114 words
A CONTROL FOR A ROCKET ENGING HAVING A VESSEL CLOSED AT ITS FORWARD END AND HAVING A PLURALITY OF NOZZLES AT ITS OPPOSITE END LOCATED IN EQUALLY SPACED RELATION TO EACH OTHER AROUND A CENTRAL AXIS AND AT EQUAL DISTANCES FROM THE AXIS, A PROPELLANT IN SAID VESSEL, EACH OF SAID NOZZLES HAVING A THROAT THROUGH WHICH THE COMBUSTION PRODUCTS OF SAID PROPELLANT PASS, AND MEANS FOR EACH NOZZLE FOR PRODUCING A NONSTRUCTURAL THROAT THEREIN AND AT DIFFERENT AREAS OF THE THROAT OF THE NOZZLE COMPRISING A PLURALITY OF SPACED DUCTS LEADING INTO SAID STRUCTURAL THROAT IN A PLANE LOCATED BETWEEN THE SMALLEST DIAMETER OF SAID NOZZLE THROAT AND A PLACE UPSTREAM THEREFROM, A
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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 |