US3149454A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas engines
Assignee: Caterpillar Energy Solutions GmbH
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Filing: 1962-08-16
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Granted: 1964-09-22
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Expires: 1982-08-16
Abstract
No abstract record available.
Inventors
- 👤 Hahn Heinz Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:00
CPC Classifications
F; F02; F02D; F02D23/00; F02D21/00; F02D21/06; F02D21/08; F02M; F02M26/00; F02M26/02; F02M26/04; F02M26/05; F02M26/52; F02M26/63; F02M1/00; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
IN COMBINATION, A GAS ENGINE, AN EXHAUST GAS TURBINE, A FIRST DUCT FOR FEEDING EXHAUST GASES OF SAID ENGINE TO SAID EXHAUST GAS TURBINE TO DRIVE THE LATTER, A SUPERCHARGER DRIVEN BY SAID TURBINE, A SECOND DUCT FOR FEEDING SUPERCHARGING AIR FROM SAID SUPERCHARGER TO SAID ENGINE, A VENTURI NOZZLE IN SAID SECOND DUCT HAVING A THROAT, A THIRD DUCT JOINING SAID THROAT TO SAID FIRST DUCT, A GOVERNOR FOR CONTROLLING THE ADMISSION RATE OF GAS FUEL TO SAID ENGINE AND RESPONSIVE TO THE SPEED OF SAID ENGINE TO VARY SAID GAS FUEL ADMISSION RATE IN INVERSE RELATION TO THE SPEED OF THE ENGINE, AND MEANS IN SAID THIRD DUCT FOR CONTROLLING THE FLOW OF EXHAUST GASES FROM SAID FIRST DUCT TO SAID THROAT, SAID MEANS BEING OPERATIVELY CONNECTED WITH SAID GOVERNOR SO AS TO CAUSE SAID EXHAUST GAS FLOW TO INCREASE AS THE ADMISSION RATE OF GAS FUEL IS REDUCED.
Claim 2
Dependent Claim
151 words
IN COMBINATION, A GAS ENGINE, AN EXHAUST GAS TURBINE, A FIRST DUCT FOR FEEDING EXHAUST GASES OF SAID ENGINE TO SAID EXHAUST GAS TURBINE TO DRIVE THE LATTER, A SUPERCHARGER DRIVEN BY SAID TURBINE, A SECOND DUCT FOR FEEDING SUPERCHARGING AIR FROM SAID SUPERCHARGER TO SAID ENGINE, A VENTURI NOZZLE IN SAID SECOND DUCT HAVING A THROAT, A THIRD DUCT JOINING SAID THROAT TO SAID FIRST DUCT, A GOVERNOR FOR CONTROLLING THE ADMISSION RATE OF GAS FUEL TO SAID ENGINE AND RESPONSIVE TO THE SPEED OF SAID ENGINE TO VARY SAID GAS FUEL ADMISSION RATE IN INVERSE RELATION TO THE SPEED OF THE ENGINE, AND MEANS IN SAID THIRD DUCT FOR CONTROLLING THE FLOW OF EXHAUST GASES FROM SAID FIRST DUCT TO SAID THROAT, SAID MEANS BEING OPERATIVELY CONNECTED WITH SAID GOVERNOR SO AS TO CAUSE SAID EXHAUST GAS FLOW TO INCREASE AS THE ADMISSION RATE OF GAS FUEL IS REDUCED.
References Cited (Backward Citations)
US2994187A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |