Patent US3208383A successfully refreshed from Google Patents.
US3208383A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ramjet vent
Assignee: Individual
•
Filing: 1963-07-18
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Granted: 1965-09-28
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Expires: 1983-07-18
Abstract
No abstract record available.
Inventors
- 👤 Roland W Larson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:28
CPC Classifications
F; F02; F02K; F02K7/00; F02K7/10; F42; F42B; F42B15/00; F42B15/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
IN AN AERIAL MISSILE HAVING AN ELONGATED BODY, (A) A RAMJET ENGINE DISPOSED WITHIN SAID BODY, SAID ENGINE COMPRISING A DIFFUSER SECTION HAVING AN ISENTROPIC, POINTED NOSE PORTION, A CYLINDRICAL CENTRAL PORTION, AND A POINTED AFT END PORTION, A COMBUSTOR SECTION, AND AN EXIT NOZZLE, (B) A PLURALITY OF CIRCUMFERENTIALLY SPACED, SELECTIVELY ADJUSTABLE VENT MEANS POSITIONED IN SAID BODY ADJACENT SAID AFT END PORTION OF SAID DIFFUSER SECTION FOR REGULATING THE AIR ADMITTED TO THE DIFFUSER SECTION AND FOR CONTROLLING THE PITCH AND JAW OF THE MISSILE, SAID VENT MEANS WHEN IN AN OPEN POSITION COMMUNICATING THE AFT PORTION OF THE INTERIOR OF SAID DIFFUSER WITH THE ATMOSPHERE, (C) AND ACTUATING MEANS POSITIONED WITHIN SAID MISSILE AND CONNECTED WITH SAID VENTS FOR SELECTIVELY OPENING AND CLOSING EACH OF THEM.
Claim 2
Dependent Claim
129 words
IN AN AERIAL MISSILE HAVING AN ELONGATED BODY, (A) A RAMJET ENGINE DISPOSED WITHIN SAID BODY, SAID ENGINE COMPRISING A DIFFUSER SECTION HAVING AN ISENTROPIC, POINTED NOSE PORTION, A CYLINDRICAL CENTRAL PORTION, AND A POINTED AFT END PORTION, A COMBUSTOR SECTION, AND AN EXIT NOZZLE, (B) A PLURALITY OF CIRCUMFERENTIALLY SPACED, SELECTIVELY ADJUSTABLE VENT MEANS POSITIONED IN SAID BODY ADJACENT SAID AFT END PORTION OF SAID DIFFUSER SECTION FOR REGULATING THE AIR ADMITTED TO THE DIFFUSER SECTION AND FOR CONTROLLING THE PITCH AND JAW OF THE MISSILE, SAID VENT MEANS WHEN IN AN OPEN POSITION COMMUNICATING THE AFT PORTION OF THE INTERIOR OF SAID DIFFUSER WITH THE ATMOSPHERE, (C) AND ACTUATING MEANS POSITIONED WITHIN SAID MISSILE AND CONNECTED WITH SAID VENTS FOR SELECTIVELY OPENING AND CLOSING EACH OF THEM.
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) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |