Patent US3287898A successfully refreshed from Google Patents.
US3287898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-regulating exhaust control system
Assignee: Individual
•
Filing: 1965-01-11
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Granted: 1966-11-29
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Expires: 1985-01-11
Abstract
No abstract record available.
Inventors
- 👤 Charles W Morris
- 👤 Lorne L Frazier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:15
CPC Classifications
F; F01; F01N; F01N3/00; F01N3/08; F01N3/10; F01N3/18; F01N3/22; F01N3/24; F01N3/30; F01N3/32; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
163 words
A SELF-REGULATING SYSTEM FOR FACILITATING THE REDUCTION OF POLLUTANTS AND COMBUSTIBLES IN EXHAUST GASES OF AN INTERNAL COMBUSTION ENGINE, SUCH ENGINE HAVING AN INTAKE ZONE AT VARIABLE SUBATMOSPHERIC PRESSURE DURING OPERATION AND AN EXHAUST SYSTEM, COMPRISING: A TURBINE ADAPTED TO GENERATE TORQUE, SAID TURBINE INCLUDING A SUBSTANTIALLY ENCLOSED RUNNER MOUNTED UPON A ROTATABLE SHAFT, NOZZLE MEANS FOR DIRECTING GAS FROM A SOURCE AT VIRTUALLY ATMOSPHERIC PRESSURE FOR REACTION AGAINST SAID RUNNER, AND A SPENT GAS OUTLET PORT; PIPE MEANS COMMUNICATING SAID SPENT GAS PORT WITH AN INTAKE ZONE OF AN INTERNAL COMBUSTION ENGINE; A BLOWER DRIVEN BY SAID SHAFT; MEANS FOR SUPPLYING AIR AT VIRTUALLY ATMOSPHERIC PRESSURE TO SAID BLOWER; A DISCHARGE PORT FROM SAID BLOWER; AND PIPE MEANS FOR CONDUCTING AIR FROM SAID DISCHARGE PORT TO THE EXHAUST SYSTEM OF SAID ENGINE, WHEREBY THE SPEED OF SAID TURBINE AND BLOWER AND THE VOLUME OF AIR DISCHARGE BY THE BLOWER ARE VARIED GENERALLY INVERSELY TO THE ABSOLUTE PRESSURE OF THE ENGINE INTAKE ZONE.
Claim 2
Dependent Claim
163 words
A SELF-REGULATING SYSTEM FOR FACILITATING THE REDUCTION OF POLLUTANTS AND COMBUSTIBLES IN EXHAUST GASES OF AN INTERNAL COMBUSTION ENGINE, SUCH ENGINE HAVING AN INTAKE ZONE AT VARIABLE SUBATMOSPHERIC PRESSURE DURING OPERATION AND AN EXHAUST SYSTEM, COMPRISING: A TURBINE ADAPTED TO GENERATE TORQUE, SAID TURBINE INCLUDING A SUBSTANTIALLY ENCLOSED RUNNER MOUNTED UPON A ROTATABLE SHAFT, NOZZLE MEANS FOR DIRECTING GAS FROM A SOURCE AT VIRTUALLY ATMOSPHERIC PRESSURE FOR REACTION AGAINST SAID RUNNER, AND A SPENT GAS OUTLET PORT; PIPE MEANS COMMUNICATING SAID SPENT GAS PORT WITH AN INTAKE ZONE OF AN INTERNAL COMBUSTION ENGINE; A BLOWER DRIVEN BY SAID SHAFT; MEANS FOR SUPPLYING AIR AT VIRTUALLY ATMOSPHERIC PRESSURE TO SAID BLOWER; A DISCHARGE PORT FROM SAID BLOWER; AND PIPE MEANS FOR CONDUCTING AIR FROM SAID DISCHARGE PORT TO THE EXHAUST SYSTEM OF SAID ENGINE, WHEREBY THE SPEED OF SAID TURBINE AND BLOWER AND THE VOLUME OF AIR DISCHARGE BY THE BLOWER ARE VARIED GENERALLY INVERSELY TO THE ABSOLUTE PRESSURE OF THE ENGINE INTAKE ZONE.
Claim 3
Dependent Claim
48 words
A SELF-REGULATING METHOD OF SUPPLYING AIR TO THE EXHAUST SYSTEM OF AN INTERNAL COMBUSTION ENGINE DURING IDLING AND DECELERATION THEREOF, BY UTILIZING NORMALLY NONUTILIZED POWER PRODUCED DURING OPERATION OF AN INTERNAL COMBUSTION ENGINE, THE ENGINE HAVING A MODULATED INTAKE ZONE AT A SUBATMOSPHERIC PRESSURE WITH VARIES WITH OP-
Claim 4
Dependent Claim
48 words
A SELF-REGULATING METHOD OF SUPPLYING AIR TO THE EXHAUST SYSTEM OF AN INTERNAL COMBUSTION ENGINE DURING IDLING AND DECELERATION THEREOF, BY UTILIZING NORMALLY NONUTILIZED POWER PRODUCED DURING OPERATION OF AN INTERNAL COMBUSTION ENGINE, THE ENGINE HAVING A MODULATED INTAKE ZONE AT A SUBATMOSPHERIC PRESSURE WITH VARIES WITH OP-
References Cited (Backward Citations)
US3116596A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |