Patent US1998856A successfully refreshed from Google Patents.
Patent US3102381A successfully refreshed from Google Patents.
US3102381A
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Engine inlet-exhaust bypass means for exhaust driven superchargers
Assignee: British Internal Combustion Engine Research Institute
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Filing: 1961-08-04
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Granted: 1963-09-03
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Expires: 1981-08-04
Abstract
No abstract record available.
Inventors
- 👤 Tryhorn Donald Wilfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:29
CPC Classifications
F; F01; F01N; F01N3/00; F01N3/08; F01N3/10; F01N3/24; F01N3/30; F01N3/34; F02; F02B; F02B37/00; F02B37/12; F02B37/16; F02B37/168; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
IN AN INTERNAL COMBUSTION ENGINE HAVING INLET AND EXHAUST SYSTEMS, A COMPRESSOR FOR SUPPLYING AIR UNDER PRESSURE TO SAID INLET SYSTEM, A TURBINE ACTUATED BY THE EXHAUST GASES FROM SAID EXHAUST SYSTEM DRIVINGLY CONNECTED TO SAID COMPRESSOR, BYPASS MEANS CONNECTED TO SAID INLET AND OUTLET SYSTEMS TO TRANSFER A METERED QUANTITY OF AIR PER ENGINE CYCLE DIRECTLY FROM SAID INLET SYSTEM TO SAID OUTLET SYSTEM, SAID BYPASS MEANS COMPRISING A COMPRESSING AND EXPANDING METERING DEVICE COUPLED TO THE ENGINE SO THAT IT TAKES POWER FROM THE ENGINE WHEN THE PRESSURE IS HIGHER IN SAID EXHAUST SYSTEM THAN IN SAID INLET SYSTEM, AND GIVES POWER TO THE ENGINE WHEN THE PRESSURE ARE REVERSED.
Claim 2
Dependent Claim
112 words
IN AN INTERNAL COMBUSTION ENGINE HAVING INLET AND EXHAUST SYSTEMS, A COMPRESSOR FOR SUPPLYING AIR UNDER PRESSURE TO SAID INLET SYSTEM, A TURBINE ACTUATED BY THE EXHAUST GASES FROM SAID EXHAUST SYSTEM DRIVINGLY CONNECTED TO SAID COMPRESSOR, BYPASS MEANS CONNECTED TO SAID INLET AND OUTLET SYSTEMS TO TRANSFER A METERED QUANTITY OF AIR PER ENGINE CYCLE DIRECTLY FROM SAID INLET SYSTEM TO SAID OUTLET SYSTEM, SAID BYPASS MEANS COMPRISING A COMPRESSING AND EXPANDING METERING DEVICE COUPLED TO THE ENGINE SO THAT IT TAKES POWER FROM THE ENGINE WHEN THE PRESSURE IS HIGHER IN SAID EXHAUST SYSTEM THAN IN SAID INLET SYSTEM, AND GIVES POWER TO THE ENGINE WHEN THE PRESSURE ARE REVERSED.
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) | 1966-09-02 | 1967-03-04 | 1967-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-02 | 1971-03-04 | 1971-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-02 | 1975-03-04 | 1975-09-03 | $7700.00 | Window Closed / Lapsed |