US3095696A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combustion-engine exhaust systems
Assignee: Individual
•
Filing: 1960-09-19
•
Granted: 1963-07-02
•
Expires: 1980-09-19
Abstract
No abstract record available.
Inventors
- 👤 Roy W Rumble
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:06
CPC Classifications
F; F02; F02K; F02K1/00; F02K1/78; F02K1/82; F02K1/827
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A JET PROPULSION ENGINE INCLUDING A CONDUIT FOR THE JET STREAM AND COMPRISING A CONVERGENT NOZZLE HAVING AN INLET MOUTH DISPOSED AT THE DISCHARGE END OF SAID CONDUIT, A JACKET COAXIALLY DISPOSED AT AND SURROUNDING SAID NOZZLE AND HAVING A PORTION EXTENDING DOWNSTREAM OF SAID NOZZLE, SAID PORTION HAVING INWARDLY DIRECTED FLANGES WHICH DEFINE AN APERTURE HAVING SUBSTANTIALLY THE SAME DIAMETER AS SAID CONVERGENT NOZZLE EXIT MOUTH, AND MEANS BEING PROVIDED IN SAID JACKET TO REDUCE THE PRESSURE IN THE SPACE FORMED BETWEEN SAID CONVERGENT NOZZLE AND SAID JACKET TO REDUCE THE NOISE LEVEL.
Claim 2
Dependent Claim
94 words
A JET PROPULSION ENGINE INCLUDING A CONDUIT FOR THE JET STREAM AND COMPRISING A CONVERGENT NOZZLE HAVING AN INLET MOUTH DISPOSED AT THE DISCHARGE END OF SAID CONDUIT, A JACKET COAXIALLY DISPOSED AT AND SURROUNDING SAID NOZZLE AND HAVING A PORTION EXTENDING DOWNSTREAM OF SAID NOZZLE, SAID PORTION HAVING INWARDLY DIRECTED FLANGES WHICH DEFINE AN APERTURE HAVING SUBSTANTIALLY THE SAME DIAMETER AS SAID CONVERGENT NOZZLE EXIT MOUTH, AND MEANS BEING PROVIDED IN SAID JACKET TO REDUCE THE PRESSURE IN THE SPACE FORMED BETWEEN SAID CONVERGENT NOZZLE AND SAID JACKET TO REDUCE THE NOISE LEVEL.
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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) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |