US3228185A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal exhaust gas afterburners for automobiles
Assignee: ExxonMobil Oil Corp
•
Filing: 1961-10-05
•
Granted: 1966-01-11
•
Expires: 1981-10-05
Abstract
No abstract record available.
Inventors
- 👤 Eric V Bergstrom
- 👤 John G Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:32
CPC Classifications
F; F01; F01N; F01N3/00; F01N3/08; F01N3/10; F01N3/24; F01N3/26; F01N3/38; Y; Y02; Y02A; Y02A50/00; Y02A50/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A AFTERBURNER FOR COMBUSTION OF A MIXTURE OF EXHAUST GASES FROM AN INTERNAL COMBUSTION ENGINE AND AIR, COMPRISING A COMBUSTION CHAMBER ADAPTED FOR FLOW OF GASES THERETHROUGH, SAID COMBUSTION CHAMBER BEING CHARACTERIZED BY HAVING A PLURALITY OF SPACED APART INLET MEANS DISPOSED IN BETWEEN THE EXHAUST END PORTION OF SAID BURNER AND A SUPPLEMENTARY HEAT ZONE IN SAID BURNER IN OPEN COMMUNICATION WITH SAID EXHAUST END PORTION FOR PASSAGE OF THE UNIGNITED MIXTURE INTO SAID CHAMBER, SAID INLET MEANS BEING DISPOSED SUCH THAT THE QUANTITY OF GAS FLOW THROUGH SAID BURNER IS GREATER IN SAID EXHAUST END PORTION THAN IN SAID SUPPLEMENTARY HEAT ZONE.
Claim 2
Dependent Claim
104 words
A AFTERBURNER FOR COMBUSTION OF A MIXTURE OF EXHAUST GASES FROM AN INTERNAL COMBUSTION ENGINE AND AIR, COMPRISING A COMBUSTION CHAMBER ADAPTED FOR FLOW OF GASES THERETHROUGH, SAID COMBUSTION CHAMBER BEING CHARACTERIZED BY HAVING A PLURALITY OF SPACED APART INLET MEANS DISPOSED IN BETWEEN THE EXHAUST END PORTION OF SAID BURNER AND A SUPPLEMENTARY HEAT ZONE IN SAID BURNER IN OPEN COMMUNICATION WITH SAID EXHAUST END PORTION FOR PASSAGE OF THE UNIGNITED MIXTURE INTO SAID CHAMBER, SAID INLET MEANS BEING DISPOSED SUCH THAT THE QUANTITY OF GAS FLOW THROUGH SAID BURNER IS GREATER IN SAID EXHAUST END PORTION THAN IN SAID SUPPLEMENTARY HEAT ZONE.
References Cited (Backward Citations)
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Cited
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US1875024A
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US2611586A
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Cited
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Cited
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US3036897A
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |