Patent US3134222A successfully refreshed from Google Patents.
US3134222A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rocket engine control
Assignee: ATK Launch Systems LLC
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Filing: 1960-05-18
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Granted: 1964-05-26
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Expires: 1980-05-18
Abstract
No abstract record available.
Inventors
- 👤 Donald D Maxson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:34
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/80; F02K9/92; F42; F42B; F42B15/00; F42B15/36; F42B15/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
IN A ROCKET ENGINE OF THE TYPE HAVING A CASING FOR SUPPLYING A FLUID UNDER PRESSURE AND A MAIN NOZZLE FOR PRODUCING A THRUST TO PROPEL THE ROCKET ENGINE, THE COMBINATION WITH SAID ROCKET ENGINE OF AN AUXILIARY NOZZLE COMMUNICATING WITH A SOURCE OF PRESSURE FLUID IN SAID CASING FOR CONTROLLING THE THRUST OF THE MAIN NOZZLE, SAID AUXILIARY NOZZLE HAVING A TUBULAR WALL, A PISTON PLUG HAVING A HEAD EXTENDING ACROSS THE AUXILIARY NOZZLE, A RIM AT THE PERIPHERY OF SAID HEAD CLOSELY FITTING THE TUBULAR WALL FOR CLOSING THE AUXILIARY NOZZLE AND AN ANNULAR FLANGE EXTENDING AXIALLY FROM THE RIM BEYOND THE HEAD ALONG THE
Claim 2
Dependent Claim
107 words
IN A ROCKET ENGINE OF THE TYPE HAVING A CASING FOR SUPPLYING A FLUID UNDER PRESSURE AND A MAIN NOZZLE FOR PRODUCING A THRUST TO PROPEL THE ROCKET ENGINE, THE COMBINATION WITH SAID ROCKET ENGINE OF AN AUXILIARY NOZZLE COMMUNICATING WITH A SOURCE OF PRESSURE FLUID IN SAID CASING FOR CONTROLLING THE THRUST OF THE MAIN NOZZLE, SAID AUXILIARY NOZZLE HAVING A TUBULAR WALL, A PISTON PLUG HAVING A HEAD EXTENDING ACROSS THE AUXILIARY NOZZLE, A RIM AT THE PERIPHERY OF SAID HEAD CLOSELY FITTING THE TUBULAR WALL FOR CLOSING THE AUXILIARY NOZZLE AND AN ANNULAR FLANGE EXTENDING AXIALLY FROM THE RIM BEYOND THE HEAD ALONG THE
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) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |