US3817233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vapor fuel carburetion system
Assignee: Lee Raymond Organization Inc
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Filing: 1972-09-18
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Granted: 1974-06-18
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Expires: 1992-09-18
Abstract
Abstract A vapor fuel carburetion system for an internal combustion engine comprises a vaporizing device for vaporizing the fuel in the fuel reservoir of the engine. A directing system directs air and vaporized fuel to the compression chamber.
Inventors
- 👤 H Kihn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:59
CPC Classifications
F; F02; F02M; F02M31/00; F02M17/00; F02M17/18; F02M17/20; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
147 words
A vapor fuel carburetion system for an internal combustion engine having a compression chamber and a fuel reservoir, said system comprising VAPORIZING MEANS FOR VAPORIZING THE FUEL IN THE FUEL RESERVOIR, THE VAPORIZING MEANS COMPRISING ELECTRICAL HEATING MEANS; DIRECTING MEANS FOR DIRECTING AIR AND VAPORIZED FUEL TO THE COMPRESSION CHAMBER, THE ENGINE HAVING A VENTURI TUBE SUPPLYING THE VAPORIZED FUEL TO THE COMPRESSION CHAMBER AND A BUTTERFLY VALVE IN THE VENTURI TUBE FOR CONTROLLING THE FLOW OF VAPORIZED FUEL AND AIR TO THE COMPRESSION CHAMBER; WATER COOLING MEANS HAVING WATER CONDUCTING MEANS FOR DIRECTING WATER TO THE AREA OF THE FUEL RESERVOIR TO COOL THE FUEL; FLOW CONTROL MEANS IN THE WATER CONDUCTING MEANS FOR CONTROLLING THE FLOW OF WATER THERETHROUGH; AND TEMPERATURE SENSING MEANS IN THE FUEL RESERVOIR AND CONNECTED TO THE FLOW CONTROL MEANS FOR CONTROLLING THE FLOW OF WATER IN THE WATER CONDUCTING MEANS.
Claim 2
Dependent Claim
147 words
A vapor fuel carburetion system for an internal combustion engine having a compression chamber and a fuel reservoir, said system comprising VAPORIZING MEANS FOR VAPORIZING THE FUEL IN THE FUEL RESERVOIR, THE VAPORIZING MEANS COMPRISING ELECTRICAL HEATING MEANS; DIRECTING MEANS FOR DIRECTING AIR AND VAPORIZED FUEL TO THE COMPRESSION CHAMBER, THE ENGINE HAVING A VENTURI TUBE SUPPLYING THE VAPORIZED FUEL TO THE COMPRESSION CHAMBER AND A BUTTERFLY VALVE IN THE VENTURI TUBE FOR CONTROLLING THE FLOW OF VAPORIZED FUEL AND AIR TO THE COMPRESSION CHAMBER; WATER COOLING MEANS HAVING WATER CONDUCTING MEANS FOR DIRECTING WATER TO THE AREA OF THE FUEL RESERVOIR TO COOL THE FUEL; FLOW CONTROL MEANS IN THE WATER CONDUCTING MEANS FOR CONTROLLING THE FLOW OF WATER THERETHROUGH; AND TEMPERATURE SENSING MEANS IN THE FUEL RESERVOIR AND CONNECTED TO THE FLOW CONTROL MEANS FOR CONTROLLING THE FLOW OF WATER IN THE WATER CONDUCTING MEANS.
Claim 3
Dependent Claim
23 words
A vapor fuel carburetion system as claimed in claim 1, wherein the electrical heating means comprises electrical heating windings around the fuel reservoir.
Claim 4
Dependent Claim
24 words
A vapor fuel carburetion system as claimed in claim 1, wherein the water cooling means comprises tubing in the area of the fuel reservoir.
References Cited (Backward Citations)
US2884917A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-06-17 | 1977-12-17 | 1978-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-17 | 1981-12-17 | 1982-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-17 | 1985-12-17 | 1986-06-18 | $7700.00 | Window Closed / Lapsed |