Patent US3229464A successfully refreshed from Google Patents.
US3229464A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combustor comprising a flame tube and insulating means
Assignee: Bendix Corp
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Filing: 1962-01-15
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Granted: 1966-01-18
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Expires: 1982-01-15
Abstract
No abstract record available.
Inventors
- 👤 Frank C Mock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:29
CPC Classifications
F; F23; F23R; F23R3/00; F23R3/02; F23R3/04; F23R3/28; F23R3/30
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
124 words
A COMBUSTOR COMPRISING A FLAME TUBE WITH A CLOSED AND AN OPEN END, A FUEL NOZZLE ARRANGED SUBSTANTIALLY CENTRALLY OF THE CLOSED END OF SAID FLAME TUBE ADAPTED TO INJECT FUEL IN A SUBSTANTIALLY CONICAL SPRAY PATTERN, AN INSULATED VAPORIZING END DOME INSULATED FROM AIR EXTERNALLY OF SAID FLAME TUBE DISPOSED WITHIN THE CLOSED END OF SAID FLAME TUBE FOR RECEIVING AND VAPORIZING FUEL INJECTED BY SAID FUEL NOZZLE, SAID END DOME HAVING AN INNER SURFACE CONTOUR OF GENERALLY INCREASING AREA IN THE DIRECTION FROM SAID CLOSED TO SAID OPEN END OF SAID FLAME TUBE, PRIMARY AIR SUPPLY MEANS DOWNSTREAM OF SAID VAPORIZING DOME INDUCING TOROIDAL AIR CIRCULATION WITHIN SAID VAPORIZING DOME, AND SECONDARY AIR SUPPLY MEANS DOWNSTREAN OF SAID PRIMARY AIR SUPPLY MEANS.
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) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |