US3081948A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oil burner system
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1960-12-01
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Granted: 1963-03-19
•
Expires: 1980-12-01
Abstract
No abstract record available.
Inventors
- 👤 Malcolm A Weiss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:10
CPC Classifications
F; F23; F23D; F23D11/00; F23D11/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
187 words
AN APPARATUS FOR FEEDING AN OIL AND AIR MIXTURE TO A COMBUSTION ZONE, SAID APPARATUS COMPRISING (1) A FEED TUBE OF VARYING INTERNAL DIAMETER HAVING A FIRST END, A SECOND END OF INSIDE DIAMETER APPROXIMATELY THE SAME AS THAT OF SAID FIRST END, AND A CONSTRICTED REGION INTERMEDIATE ITS FIRST AND SECOND ENDS OF INSIDE DIAMETER APPRECIABLY SMALLER THAN THAT OF EITHER OF ITS ENDS, THE INTERNAL SURFACE OF SAID TUBE CONVERGING SMOOTHLY FROM ITS FIRST END TO ITS CONSTRICTED REGION AND DIVERGING SMOOTHLY FROM ITS CONSTRICTED REGION TO ITS SECOND END, AND SAID TUBE BEING CONNECTED AT ITS SECOND END TO A COMBUSTION ZONE, (2) A CLOSED VESSEL FOR HOLDING AN OIL SUPPLY, SAID VESSEL BEING NOT MORE THAN A SMALL DISTANCE BELOW THE CONSTRICTED REGION OF SAID FEED TUBE, (3) MEANS COMMUNICATING WITH SAID VESSEL FOR MAINTAINING A SUPPLY OF OIL THEREIN (4) AN OIL CONDUIT HAVING AN INLET END COMMUNICATING WITH SAID VESSEL NEAR THE BOTTOM THEREOF AND AN OUTLET END COMMUNICATING WITH SAID FEED TUBE WITHIN THE CONSTRICTED REGION THEREOF, SAID CONDUIT HAVING A GENERALLY UNIFORM INSIDE DIAMETER BUT CONVERGING LOCALLY INTERNALLY TOWARD
Claim 2
Independent Claim
187 words
AN APPARATUS FOR FEEDING AN OIL AND AIR MIXTURE TO A COMBUSTION ZONE, SAID APPARATUS COMPRISING (1) A FEED TUBE OF VARYING INTERNAL DIAMETER HAVING A FIRST END, A SECOND END OF INSIDE DIAMETER APPROXIMATELY THE SAME AS THAT OF SAID FIRST END, AND A CONSTRICTED REGION INTERMEDIATE ITS FIRST AND SECOND ENDS OF INSIDE DIAMETER APPRECIABLY SMALLER THAN THAT OF EITHER OF ITS ENDS, THE INTERNAL SURFACE OF SAID TUBE CONVERGING SMOOTHLY FROM ITS FIRST END TO ITS CONSTRICTED REGION AND DIVERGING SMOOTHLY FROM ITS CONSTRICTED REGION TO ITS SECOND END, AND SAID TUBE BEING CONNECTED AT ITS SECOND END TO A COMBUSTION ZONE, (2) A CLOSED VESSEL FOR HOLDING AN OIL SUPPLY, SAID VESSEL BEING NOT MORE THAN A SMALL DISTANCE BELOW THE CONSTRICTED REGION OF SAID FEED TUBE, (3) MEANS COMMUNICATING WITH SAID VESSEL FOR MAINTAINING A SUPPLY OF OIL THEREIN (4) AN OIL CONDUIT HAVING AN INLET END COMMUNICATING WITH SAID VESSEL NEAR THE BOTTOM THEREOF AND AN OUTLET END COMMUNICATING WITH SAID FEED TUBE WITHIN THE CONSTRICTED REGION THEREOF, SAID CONDUIT HAVING A GENERALLY UNIFORM INSIDE DIAMETER BUT CONVERGING LOCALLY INTERNALLY TOWARD
References Cited (Backward Citations)
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Cited
US980801A
Cited
GB191312808A
Cited
US1267760A
Cited
US1208341A
Cited
US1820774A
Cited
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Cited
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Cited
US2267451A
Cited
US2589559A
Cited
US2861838A
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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) | 1966-03-18 | 1966-09-17 | 1967-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-18 | 1970-09-17 | 1971-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-18 | 1974-09-17 | 1975-03-19 | $7700.00 | Window Closed / Lapsed |