US3358933A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rocket nozzle with automatically adjustable auxiliary nozzle portion
Assignee: Aerojet Rocketdyne Inc
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Filing: 1966-03-07
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Granted: 1967-12-19
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Expires: 1986-03-07
Abstract
No abstract record available.
Inventors
- 👤 John H Altseimer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:31
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/97; F02K9/976
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
IN A ROCKET MOTOR HAVING A COMBUSTION CHAMBER PROVIDED WITH A REARWARDLY DIRECTED OUTLET, A REARWARDLY EXTENDING ROCKET NOZZLE DEFINING THE OUTLET OF THE COMBINATION CHAMBER, AN AUTOMATICALLY ADJUSTABLE AUXILIARY NOZZLE PORTION COMPRISING A SKIRT OF PLIABLE MATERIAL SECURED AT ONE END THEREOF TO SAID ROCKET NOZZLE AND BEING FOLDED UPON ITSELF IN AN INOPERATIVE FOLDED CONFIGURATION, AND SAID SKIRT OF PLIABLE MATERIAL BEING MOVABLE FROM ITS INOPERATIVE FOLDED CONFIGURATION TO AN OPERATIVE POSITION WHERE SAID SKIRT FORMS AN OUTWARDLY FLARED REARWARD EXTENSION OF SAID ROCKET NOZZLE WHICH IS OF PROGRESSIVELY INCREASING GREATER DIAMETER THAN SAID ROCKET NOZZLE.
Claim 2
Dependent Claim
98 words
IN A ROCKET MOTOR HAVING A COMBUSTION CHAMBER PROVIDED WITH A REARWARDLY DIRECTED OUTLET, A REARWARDLY EXTENDING ROCKET NOZZLE DEFINING THE OUTLET OF THE COMBINATION CHAMBER, AN AUTOMATICALLY ADJUSTABLE AUXILIARY NOZZLE PORTION COMPRISING A SKIRT OF PLIABLE MATERIAL SECURED AT ONE END THEREOF TO SAID ROCKET NOZZLE AND BEING FOLDED UPON ITSELF IN AN INOPERATIVE FOLDED CONFIGURATION, AND SAID SKIRT OF PLIABLE MATERIAL BEING MOVABLE FROM ITS INOPERATIVE FOLDED CONFIGURATION TO AN OPERATIVE POSITION WHERE SAID SKIRT FORMS AN OUTWARDLY FLARED REARWARD EXTENSION OF SAID ROCKET NOZZLE WHICH IS OF PROGRESSIVELY INCREASING GREATER DIAMETER THAN SAID ROCKET NOZZLE.
References Cited (Backward Citations)
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Cited
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Cited
US2645999A
Cited
US2758755A
Cited
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Cited
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US3210929A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-18 | 1971-06-19 | 1971-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-18 | 1975-06-19 | 1975-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-18 | 1979-06-19 | 1979-12-19 | $7700.00 | Window Closed / Lapsed |