US3270724A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Split engine with turbocharger
Assignee: Fiat SpA
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Filing: 1963-07-19
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Granted: 1966-09-06
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Expires: 1983-07-19
Abstract
No abstract record available.
Inventors
- 👤 Dolza John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:50
CPC Classifications
F; F02; F02D; F02D17/00; F02D17/02; F02B; F02B37/00; F02D9/00; F02D9/04; F02D2700/00; F02D2700/05; F02D2700/052; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
AN INTERNAL COMBUSTION ENGINE COMPRISING FIRST AND SECONDS SETS OF CYLINDERS, FIRST PASSAGE MEANS FOR SUPPLYING A COMBUSTIBLE MIXTURE TO ALL OF SAID CYLINDERS UNDER HIGH ENGINE OUTPUT CONDITIONS AND FOR SUPPLYING ONLY AIR TO SAID SECOND SET OF CYLINDERS UNDER LOW ENGINE OUTPUT CONDITIONS WHEREBY IN SAID LATTER INSTANCE ONLY SAID FIRST SET OF CYLINDERS IS OPERATIVE TO SUPPLY POWER, COMMON EXHAUST PASSAGE MEANS FOR BOTH SETS OF CYLINDERS, A TURBOCHARGER INCLUDING A COMPRESSOR DISPOSED IN SAID FIRST PASSAGE MEANS AND A TURBINE DISPOSED IN SAID EXHAUST PASSAGE MEANS, AND A VALVE IN SAID EXHAUST PASSAGE ANTERIORLY OF SAID TURBINE FOR CONTROLLING THE ENERGY OF THE GASES IMPINGING UPON SAID TURBINE.
Claim 2
Dependent Claim
112 words
AN INTERNAL COMBUSTION ENGINE COMPRISING FIRST AND SECONDS SETS OF CYLINDERS, FIRST PASSAGE MEANS FOR SUPPLYING A COMBUSTIBLE MIXTURE TO ALL OF SAID CYLINDERS UNDER HIGH ENGINE OUTPUT CONDITIONS AND FOR SUPPLYING ONLY AIR TO SAID SECOND SET OF CYLINDERS UNDER LOW ENGINE OUTPUT CONDITIONS WHEREBY IN SAID LATTER INSTANCE ONLY SAID FIRST SET OF CYLINDERS IS OPERATIVE TO SUPPLY POWER, COMMON EXHAUST PASSAGE MEANS FOR BOTH SETS OF CYLINDERS, A TURBOCHARGER INCLUDING A COMPRESSOR DISPOSED IN SAID FIRST PASSAGE MEANS AND A TURBINE DISPOSED IN SAID EXHAUST PASSAGE MEANS, AND A VALVE IN SAID EXHAUST PASSAGE ANTERIORLY OF SAID TURBINE FOR CONTROLLING THE ENERGY OF THE GASES IMPINGING UPON SAID TURBINE.
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) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |