US3246469A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cooling of aerofoil members
Assignee: BRISTOL SIDDELCY ENGINES Ltd
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Filing: 1964-08-17
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Granted: 1966-04-19
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Expires: 1984-08-17
Abstract
No abstract record available.
Inventors
- 👤 Moore Alan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:04
CPC Classifications
F; F02; F02K; F02K1/00; F02K1/78; F02K1/82; F02K1/822; F01; F01D; F01D5/00; F01D5/12; F01D5/14; F01D5/18; F01D5/186; F05; F05D; F05D2260/00; F05D2260/20; F05D2260/201; F05D2260/202; Y; Y02; Y02T; Y02T50/00; Y02T50/60; Y10; Y10S; Y10S415/00; Y10S415/914
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
115 words
AN AEROFOIL MEMBER FOR THE DEFLECTION OF HOT GAS, COMPRISING: A PRESSURE-SIDE SKIN AND A SUCTION-SIDE SKIN; A SERIES OF CONDUITS WITHIN THE MEMBER EXTENDING SPANWISE AND DISTRIBUTED CHORD-WISE AND ARRANGED TO RECEIVE COOLANT FLUID AT AT LEAST ONE END, EACH CONDUIT HAVING OUTLET OPENING MEANS FOR DISCHARGING AT LEAST MOST OF THE COOLANT FLUID IN A JET-LIKE MANNER AGAINST THE ADJACENT INNER SURFACE OF THE PRESSURE-SIDE SKIN; AND MEANS FOR TRANSFERRING THE COOLANT FLUID FROM THE PRESSURE SIDE OF THE MEMBER TO THE SUCTION SIDE OF THE MEMBER, BETWEEN THE CONDUITS, AND FOR DISCHARGING THE COOLANT FLUID REARWARDS THROUGH A PLURALITY OF OPENINGS TO FORM A FILM OVER THE OUTSIDE OF THE SUCTION-SIDE SKIN.
Claim 2
Dependent Claim
115 words
AN AEROFOIL MEMBER FOR THE DEFLECTION OF HOT GAS, COMPRISING: A PRESSURE-SIDE SKIN AND A SUCTION-SIDE SKIN; A SERIES OF CONDUITS WITHIN THE MEMBER EXTENDING SPANWISE AND DISTRIBUTED CHORD-WISE AND ARRANGED TO RECEIVE COOLANT FLUID AT AT LEAST ONE END, EACH CONDUIT HAVING OUTLET OPENING MEANS FOR DISCHARGING AT LEAST MOST OF THE COOLANT FLUID IN A JET-LIKE MANNER AGAINST THE ADJACENT INNER SURFACE OF THE PRESSURE-SIDE SKIN; AND MEANS FOR TRANSFERRING THE COOLANT FLUID FROM THE PRESSURE SIDE OF THE MEMBER TO THE SUCTION SIDE OF THE MEMBER, BETWEEN THE CONDUITS, AND FOR DISCHARGING THE COOLANT FLUID REARWARDS THROUGH A PLURALITY OF OPENINGS TO FORM A FILM OVER THE OUTSIDE OF THE SUCTION-SIDE SKIN.
Claim 3
Dependent Claim
34 words
AN AIRCRAFT POWER PLANT INCLUDING AN OUTLET DUCT, AN ELBOW NOZZLE FORMING A SWIVELLING TERMINATION TO THE OUTLET DUCT, AND AT LEAST ONE AEROFOIL MEMBER ACCORDING TO CLAIM 1 MOUNTED WITHIN THE ELBOW NOZZLE.
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) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |