Patent US3177633A successfully refreshed from Google Patents.
US3177633A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxygen enricher for combustion engines
Assignee: Individual
•
Filing: 1961-09-29
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Granted: 1965-04-13
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Expires: 1981-09-29
Abstract
No abstract record available.
Inventors
- 👤 Jr Lee L Mcdonald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:07
CPC Classifications
F; F02; F02M; F02M27/00; F02M27/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
207 words
APPARTUS FOR SEPARATING AIR INTO AN OXYGEN-ENRICHED STREAM AND AN OXYGEN-IMPOVERISHED STREAM COMPRISING, AN ELONGATED CONDUIT HAVING AN INLET AND AN OUTLET, PERMANENT MAGNET MEANS BETWEEN THE OPPOSITE ENDS OF SAID CONDUUIT COMPRISING TWO OPPOSED ARCUATE HALVES EACH OF SUBSTANTIALLY SEMI-CURCULAR U-SHAPED CROSS SECTION AND A THIRD SECTION POSITIONED THEREBETWEEN AND HAVING A PAIR OF POLES PROJECTING INWARDLY FROM THE OPPOSITE SIDES OF SAID CONDUIT WITH THE OPPOSED POLE FACES SPACED WQUALLY FROM THE CONDUIT AXIS, SAID POLE FACES BEING SUBSTATNAILLY FLAT AND CONVERGING ON A LONG ACUTE ANGLE TAPER FROM THE EDGE ADJACENT SAID AIR INLET OPENING TO FORM A NARROW THROAT COAXIALLY OF SAID CONDUIT REMOTE FROM SAID AIR INLET AND ACROSS WHICH THE FLUX DENSITY IS AT A MAXIMUM, A RELATIVELY SMALL DIAMETER CONDUIT HAVING AN INLET END IN COAXIAL ALIGNMENT WITH THE DOWNSTREAM END OF SAID THROAT AND CONNECTED TO THE PAIR OF POLES AND AN OUTLET EXTERNAL OF THE CONDUIT FOR CARRYING AWAY OXYGEN-ENRICHED AIR FROM SAID THROAT, HEATING MEANS ADJACENT THE INLET END OF SAID LAST-MENTIONED CONDUIT TO FACILITATE THE ESCAPE OF OXYGEN FROM THE INFLUENCE OF THE HGH DENSITY FLUX FIELD PREVAILING IN SAID THROAT, AND MEANS FOR CONDUCTING OXYGEN IMPOVERISHED AIR FROM THE OUTLET END OF SAID FIRST-MENTIONED CONDUIT.
Claim 2
Dependent Claim
207 words
APPARTUS FOR SEPARATING AIR INTO AN OXYGEN-ENRICHED STREAM AND AN OXYGEN-IMPOVERISHED STREAM COMPRISING, AN ELONGATED CONDUIT HAVING AN INLET AND AN OUTLET, PERMANENT MAGNET MEANS BETWEEN THE OPPOSITE ENDS OF SAID CONDUUIT COMPRISING TWO OPPOSED ARCUATE HALVES EACH OF SUBSTANTIALLY SEMI-CURCULAR U-SHAPED CROSS SECTION AND A THIRD SECTION POSITIONED THEREBETWEEN AND HAVING A PAIR OF POLES PROJECTING INWARDLY FROM THE OPPOSITE SIDES OF SAID CONDUIT WITH THE OPPOSED POLE FACES SPACED WQUALLY FROM THE CONDUIT AXIS, SAID POLE FACES BEING SUBSTATNAILLY FLAT AND CONVERGING ON A LONG ACUTE ANGLE TAPER FROM THE EDGE ADJACENT SAID AIR INLET OPENING TO FORM A NARROW THROAT COAXIALLY OF SAID CONDUIT REMOTE FROM SAID AIR INLET AND ACROSS WHICH THE FLUX DENSITY IS AT A MAXIMUM, A RELATIVELY SMALL DIAMETER CONDUIT HAVING AN INLET END IN COAXIAL ALIGNMENT WITH THE DOWNSTREAM END OF SAID THROAT AND CONNECTED TO THE PAIR OF POLES AND AN OUTLET EXTERNAL OF THE CONDUIT FOR CARRYING AWAY OXYGEN-ENRICHED AIR FROM SAID THROAT, HEATING MEANS ADJACENT THE INLET END OF SAID LAST-MENTIONED CONDUIT TO FACILITATE THE ESCAPE OF OXYGEN FROM THE INFLUENCE OF THE HGH DENSITY FLUX FIELD PREVAILING IN SAID THROAT, AND MEANS FOR CONDUCTING OXYGEN IMPOVERISHED AIR FROM THE OUTLET END OF SAID FIRST-MENTIONED CONDUIT.
References Cited (Backward Citations)
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US1364136A
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US1575587A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |