US3176749A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid fuel-burning heater
Assignee: BURNER DEV CORP
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Filing: 1963-02-25
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Granted: 1965-04-06
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Expires: 1983-02-25
Abstract
No abstract record available.
Inventors
- 👤 Edgar S Downs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:46
CPC Classifications
F; F23; F23D; F23D11/00; F23D11/04; F23D11/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
176 words
A LIQUID FUEL BURNER COMPRISING A COMBUSTION CHAMBER HAVING A PERIPHERAL WALL, A SPINNER ROTATABLY MOUNTED ON ITS AXIS WITHIN THE COMBUSTION CHAMBER IN RADIALLY SPACED RELATIONSHIP TO THE SURROUNDING PERIPHERAL WALL OF THE COMBUSTION CHAMBER AND IN A TRANSVERSE PLANE RELATIVE THERETO, MEANS FOR SUPPLYING LIQUID FUEL TO THE SPINNER, MEANS FOR SUPPLYING AIR FOR COMBUSTION TO THE SPINNER IN COOPERATIVE RELATIONSHIP WITH THE LIQUID FUEL SUPPLIED THERETO, MEANS FOR ROTATING THE SPINNER SO AS TO THROW OFF THE LIQUID FUEL SUPPLIED THERETO IN THE FORM OF DROPLETS IN A MAIN TRANSVERSE PLANAR STREAM, A LIQUID FUEL ABSORBENT WALL SURROUNDING SAID SPINNER AND SPACED RADIALLY OUTWARDLY THEREFROM BETWEEN THE SPINNER AND THE PERIPHERAL WALL OF THE COMBUSTION CHAMBER, SAID ABSORBENT WALL BEING OF MATERIAL OF HIGH CAPILLARITY FOR RECEIVING DROPLETS OF THE LIQUID FUEL THROWN OFF BY THE SPINNER AND SPREADING IT THROUGHOUT THE AREA THEREOF TO PROVIDE A LARGE AREA FOR RAPID EVAPORATION AND BURNING OF THE FUEL, SAID ABSORBENT WALL EXTENDING AXIALLY IN BOTH DIRECTIONS RELATIVE TO THE TRANSVERSE PLANE OF THE SPINNER
Claim 2
Dependent Claim
176 words
A LIQUID FUEL BURNER COMPRISING A COMBUSTION CHAMBER HAVING A PERIPHERAL WALL, A SPINNER ROTATABLY MOUNTED ON ITS AXIS WITHIN THE COMBUSTION CHAMBER IN RADIALLY SPACED RELATIONSHIP TO THE SURROUNDING PERIPHERAL WALL OF THE COMBUSTION CHAMBER AND IN A TRANSVERSE PLANE RELATIVE THERETO, MEANS FOR SUPPLYING LIQUID FUEL TO THE SPINNER, MEANS FOR SUPPLYING AIR FOR COMBUSTION TO THE SPINNER IN COOPERATIVE RELATIONSHIP WITH THE LIQUID FUEL SUPPLIED THERETO, MEANS FOR ROTATING THE SPINNER SO AS TO THROW OFF THE LIQUID FUEL SUPPLIED THERETO IN THE FORM OF DROPLETS IN A MAIN TRANSVERSE PLANAR STREAM, A LIQUID FUEL ABSORBENT WALL SURROUNDING SAID SPINNER AND SPACED RADIALLY OUTWARDLY THEREFROM BETWEEN THE SPINNER AND THE PERIPHERAL WALL OF THE COMBUSTION CHAMBER, SAID ABSORBENT WALL BEING OF MATERIAL OF HIGH CAPILLARITY FOR RECEIVING DROPLETS OF THE LIQUID FUEL THROWN OFF BY THE SPINNER AND SPREADING IT THROUGHOUT THE AREA THEREOF TO PROVIDE A LARGE AREA FOR RAPID EVAPORATION AND BURNING OF THE FUEL, SAID ABSORBENT WALL EXTENDING AXIALLY IN BOTH DIRECTIONS RELATIVE TO THE TRANSVERSE PLANE OF THE SPINNER
References Cited (Backward Citations)
USRE20939E
Cited
US1497829A
Cited
US1949260A
Cited
US2058196A
Cited
US2112888A
Cited
US2062633A
Cited
US3053314A
Cited
US3029863A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |