US3338051A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High velocity ram induction burner
Assignee: RTX Corp
•
Filing: 1965-05-28
•
Granted: 1967-08-29
•
Expires: 1985-05-28
Abstract
No abstract record available.
Inventors
- 👤 Chamberlain John
- 👤 Ugo G Volpi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:09
CPC Classifications
F; F23; F23R; F23R3/00; F23R3/28; F23R3/34; F23R3/346; F02; F02K; F02K3/00; F02K3/08; F02K3/105; F02K3/11
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
213 words
IN COMBINATION, A FIRST DUCT FOR RECEIVING A FLOW OF AIR THERETHROUGH, SAID FIRST DUCT HAVING AN INLET AND OUTLET, A BURNER CAN LOCATED IN SAID FIRST DUCT BETWEEN SAID INLET AND OUTLET, SAID BURNER CAN HAVING A NOSE SECTION FROM WHICH FUEL IS DISCHARGED INTO THE CAN, A FIRST SOLID WALLED DUCT EXTENDING REARWARDLY FROM SAID NOSE SECTION HAVING ITS FORWARD END SPACED OUTWARDLY AWAY FROM THE REARWARD END OF THE NOSE SECTION FORMING AN INLET TO SAID CAN, THE REMAINDER OF THE BURNER CAN CONSISTING OF ONE OR MORE SOLID WALLED DUCTS EACH BEING CONSISTING OF ONE OR END OF THE PRECEDING ONE AND SPACED OUTWARDLY AWAY THEREFROM FORMING OTHER INLETS TO SAID CAN, AT LEAST ONE OF SAID SOLID WALLED DUCTS HAVING A SIDE COMPRISING A PLURALITY OF SCOOPS HAVING A SIDE COMPRISING A DIRECTED INWARDLY THEREOF WITH THE INLETS TO THE SCOOPS FACING FORWARDLY IN THE FIRST DUCT TO RECEIVE AIR THEREFROM FORMING OTHER INLETS TO SAID CAN, THE LEAST OF SAID SOLID WALLED DUCTS HAVING AN OUTLET EXHAUSTING INTO SAID FIRST DUCT, PASSAGE MEANS BEING FORMED BETWEEN THE EXTERIOR OF SAID CAN AND INTERIOR OF SAID FIRST DUCT, SAID PASSAGE MEANS BYPASSING A SUBSTANTIAL PORTION OF THE FLOW OF AIR IN SAID FIRST DUCT AROUND THE BURNER CAN.
Claim 2
Dependent Claim
213 words
IN COMBINATION, A FIRST DUCT FOR RECEIVING A FLOW OF AIR THERETHROUGH, SAID FIRST DUCT HAVING AN INLET AND OUTLET, A BURNER CAN LOCATED IN SAID FIRST DUCT BETWEEN SAID INLET AND OUTLET, SAID BURNER CAN HAVING A NOSE SECTION FROM WHICH FUEL IS DISCHARGED INTO THE CAN, A FIRST SOLID WALLED DUCT EXTENDING REARWARDLY FROM SAID NOSE SECTION HAVING ITS FORWARD END SPACED OUTWARDLY AWAY FROM THE REARWARD END OF THE NOSE SECTION FORMING AN INLET TO SAID CAN, THE REMAINDER OF THE BURNER CAN CONSISTING OF ONE OR MORE SOLID WALLED DUCTS EACH BEING CONSISTING OF ONE OR END OF THE PRECEDING ONE AND SPACED OUTWARDLY AWAY THEREFROM FORMING OTHER INLETS TO SAID CAN, AT LEAST ONE OF SAID SOLID WALLED DUCTS HAVING A SIDE COMPRISING A PLURALITY OF SCOOPS HAVING A SIDE COMPRISING A DIRECTED INWARDLY THEREOF WITH THE INLETS TO THE SCOOPS FACING FORWARDLY IN THE FIRST DUCT TO RECEIVE AIR THEREFROM FORMING OTHER INLETS TO SAID CAN, THE LEAST OF SAID SOLID WALLED DUCTS HAVING AN OUTLET EXHAUSTING INTO SAID FIRST DUCT, PASSAGE MEANS BEING FORMED BETWEEN THE EXTERIOR OF SAID CAN AND INTERIOR OF SAID FIRST DUCT, SAID PASSAGE MEANS BYPASSING A SUBSTANTIAL PORTION OF THE FLOW OF AIR IN SAID FIRST DUCT AROUND THE BURNER CAN.
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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) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |