Patent US3270504A successfully refreshed from Google Patents.
US3270504A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatically deploying nozzle exit cone extension
Assignee: Individual
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Filing: 1965-07-20
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Granted: 1966-09-06
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Expires: 1985-07-20
Abstract
No abstract record available.
Inventors
- 👤 Donald R Ward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:24
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/97; F02K9/976
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
AN EXIT CONE ASSEMBLY COMPRISING AN EXIT NOZZLE FOR A ROCKET, AN EXIT CONE EXTENSION HAVING A COLLAPSED POSITION IN WHICH IT IS IN A TELESCOPED RELATIONSHIP WITH SAID NOZZLE AND AN EXTENDED POSITION EFFECTIVE TO EXTEND THE LENGTH OF THE NOZZLE AND INCREASE THE CROSS-SECTIONAL AREA THEREOF, MEANS FOR MOVING THE EXTENSION FROM ITS COLLAPSED POSITION TO ITS EXTENDED POSITION COMPRISING A PLURALITY OF SNAP COLUMNS, OPERABLY CONNECTED BETWEEN SAID NOZZLE AND SAID EXTENSION, THAT ARE IN A BENT POSITION IN SAID COLLAPSED POSITION OF THE EXTENSION AND ARE IN A STRAIGHT RIGID POSITION IN SAID EXTENDED POSITION OF THE EXTENSION.
Claim 2
Dependent Claim
102 words
AN EXIT CONE ASSEMBLY COMPRISING AN EXIT NOZZLE FOR A ROCKET, AN EXIT CONE EXTENSION HAVING A COLLAPSED POSITION IN WHICH IT IS IN A TELESCOPED RELATIONSHIP WITH SAID NOZZLE AND AN EXTENDED POSITION EFFECTIVE TO EXTEND THE LENGTH OF THE NOZZLE AND INCREASE THE CROSS-SECTIONAL AREA THEREOF, MEANS FOR MOVING THE EXTENSION FROM ITS COLLAPSED POSITION TO ITS EXTENDED POSITION COMPRISING A PLURALITY OF SNAP COLUMNS, OPERABLY CONNECTED BETWEEN SAID NOZZLE AND SAID EXTENSION, THAT ARE IN A BENT POSITION IN SAID COLLAPSED POSITION OF THE EXTENSION AND ARE IN A STRAIGHT RIGID POSITION IN SAID EXTENDED POSITION OF THE EXTENSION.
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) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |