US3281082A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nozzles, e.g. deflecting jet discharge nozzles for jet propulsion engines
Assignee: Rolls Royce PLC
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Filing: 1963-10-16
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Granted: 1966-10-25
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Expires: 1983-10-16
Abstract
No abstract record available.
Inventors
- 👤 Barclay William J Representing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:55
CPC Classifications
B; B64; B64C; B64C29/00; B64C29/0008; B64C29/0041; B64C29/0066
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A NOZZLE COMPRISING A HOLLOW CASING MEMBER HAVING A DOWNSTREAM END THROUGH WHICH A FLUID IS DISCHARGED, A FRAME WHICH IS PIVOTALLY AND ROTATABLY MOUNTED ON THE CASING MEMBER ADJACENT SAID DOWNSTREAM END THEREOF, AND A CASCADE OF CURVED GUIDE VANES CARRIED BY SAID FRAME AND EXTENDING ACROSS THE DOWNSTREAM END OF SAID CASING MEMBER IN THE PATH OF FLUID DISCHARGED FROM THE CASING MEMBER, SAID GUIDE VANES BEING ADAPTED TO DEFLECT SAID FLUID TO ATMOSPHERE AT A FIXED ANGLE TO THE AXIS OF SAID FRAME AND IN A DIRECTION DEPENDING ON THE POSITION OF SAID FRAME RELATIVE TO THE CASING MEMBER.
Claim 2
Dependent Claim
102 words
A NOZZLE COMPRISING A HOLLOW CASING MEMBER HAVING A DOWNSTREAM END THROUGH WHICH A FLUID IS DISCHARGED, A FRAME WHICH IS PIVOTALLY AND ROTATABLY MOUNTED ON THE CASING MEMBER ADJACENT SAID DOWNSTREAM END THEREOF, AND A CASCADE OF CURVED GUIDE VANES CARRIED BY SAID FRAME AND EXTENDING ACROSS THE DOWNSTREAM END OF SAID CASING MEMBER IN THE PATH OF FLUID DISCHARGED FROM THE CASING MEMBER, SAID GUIDE VANES BEING ADAPTED TO DEFLECT SAID FLUID TO ATMOSPHERE AT A FIXED ANGLE TO THE AXIS OF SAID FRAME AND IN A DIRECTION DEPENDING ON THE POSITION OF SAID FRAME RELATIVE TO THE CASING MEMBER.
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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) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |