US3279770A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chamber carburetor
Assignee: Individual
•
Filing: 1963-12-20
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Granted: 1966-10-18
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Expires: 1983-12-20
Abstract
No abstract record available.
Inventors
- 👤 Jr Ewell E Parker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:58
CPC Classifications
F; F02; F02M; F02M17/00; F02M17/18; F02M17/20; F02M69/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
183 words
IN COMBINATION, AN INTERNAL COMBUSTION ENGINE, A LIQUID FUEL TANK, A FUEL PUMP, AND A CARBURETOR, SAID CARBURETOR COMPRISING A VERTICALLY-EXTENDING VAPORIZING CHAMBER HAVING A HORIZONAL OUTLET CONDUIT AT ITS TOP PORTION CONNECTED TO THE INTAKE MANIFOLD OF THE ENGINE, AIR ADMISSION MEANS AT THE TOP PORTION OF THE CHAMBER OPPOSITE SAID OUTLET CONDUIT, SAID OUTLET CONDUIT AND AIRADMISSION MEANS OPENING DIRECTLY INTO THE INTERIOR AND SAID CHAMBER IMMEDIATELY ADJACENT THE TOP WALL OF SAID CHAMBER, AN ADJUSTABLE THROTTLE VALVE IN SAID CONDUIT, AND INWARLDY DIRECTED SUBSTANTIALLY HORIZONTAL SPRAY NOZZLE IN THE INTERMEDIATE PORTION OF A SIDE WALL OF THE VAPORIZING CHAMBER, CONDUIT MEANS CONNECTING SAID FUEL TANK TO SAID SPRAY NOZZLE THROUGH SAID FUEL PUMP, WHEREBY TO DELIVER LIQUID FUEL UNDER PRESSURE TO SAID SPRAY NOZZLE, A MANUALLY ADJUSTABLE NEEDLE VALVE ELEMENT MOUNTED IN THE ORIFICE OF SAID SPRAY NOZZLE TO ADJUST ITS EFFECTIVE CROSS SECTIONAL AREA, AND SUBSTANTIALLY HORIZONTAL DRAIN CONDUIT MEANS LEADING FROM THE BOTTOM PORTION OF SAID VAPORIZING CHAMBER DIRECTLY BELOW AND PARALLEL TO SAID SPRAY NOZZLE TO SAID FUEL TANK FOR RETURING UNVAPORIZED MATERIAL TO THE FUEL TANK.
Claim 2
Dependent Claim
183 words
IN COMBINATION, AN INTERNAL COMBUSTION ENGINE, A LIQUID FUEL TANK, A FUEL PUMP, AND A CARBURETOR, SAID CARBURETOR COMPRISING A VERTICALLY-EXTENDING VAPORIZING CHAMBER HAVING A HORIZONAL OUTLET CONDUIT AT ITS TOP PORTION CONNECTED TO THE INTAKE MANIFOLD OF THE ENGINE, AIR ADMISSION MEANS AT THE TOP PORTION OF THE CHAMBER OPPOSITE SAID OUTLET CONDUIT, SAID OUTLET CONDUIT AND AIRADMISSION MEANS OPENING DIRECTLY INTO THE INTERIOR AND SAID CHAMBER IMMEDIATELY ADJACENT THE TOP WALL OF SAID CHAMBER, AN ADJUSTABLE THROTTLE VALVE IN SAID CONDUIT, AND INWARLDY DIRECTED SUBSTANTIALLY HORIZONTAL SPRAY NOZZLE IN THE INTERMEDIATE PORTION OF A SIDE WALL OF THE VAPORIZING CHAMBER, CONDUIT MEANS CONNECTING SAID FUEL TANK TO SAID SPRAY NOZZLE THROUGH SAID FUEL PUMP, WHEREBY TO DELIVER LIQUID FUEL UNDER PRESSURE TO SAID SPRAY NOZZLE, A MANUALLY ADJUSTABLE NEEDLE VALVE ELEMENT MOUNTED IN THE ORIFICE OF SAID SPRAY NOZZLE TO ADJUST ITS EFFECTIVE CROSS SECTIONAL AREA, AND SUBSTANTIALLY HORIZONTAL DRAIN CONDUIT MEANS LEADING FROM THE BOTTOM PORTION OF SAID VAPORIZING CHAMBER DIRECTLY BELOW AND PARALLEL TO SAID SPRAY NOZZLE TO SAID FUEL TANK FOR RETURING UNVAPORIZED MATERIAL TO THE FUEL TANK.
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) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |