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US3297103A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Engine fuel supply
Assignee: Individual
•
Filing: 1964-03-24
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Granted: 1967-01-10
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Expires: 1984-03-24
Abstract
No abstract record available.
Inventors
- 👤 Walker Brooks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:30
CPC Classifications
F; F02; F02M; F02M3/00; F02M3/02; F02M3/04; F02M3/045
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
175 words
IN AN AUTOMOTIVE VEHICLE COMPRISING AN INTERNAL COMBUSTION ENGINE, A DRIVE SHAFT FOR DRIVING SAID VEHICLE, AND MEANS FOR CONNECTING AND DISCONNECTING THE DRIVE SHAFT TO AND FROM THE ENGINE, SAID ENGINE HAVING A CARBURETOR AND THROTTLE VALVE THEREFOR; AN IDLE FUEL SYSTEM FOR SUPPLYING FUEL TO SAID ENGINE, AND MEANS FOR SHUTTING OFF AND TURNING ON THE FLOW OF FUEL THROUGH SAID IDLE SYSTEM, SAID LATTER MEANS COMPRISING A SPEED RESPONSIVE DEVICE CONNECTED TO THE DRIVE SHAFT FOR TURNING ON THE FLOW OF IDLE FUEL WHEN THE DRIVE SHAFT ROTATES BELOW A PRESELECTED SPEED AND MEANS INDEPENDENT OF SAID SPEED RESPONSIVE DEVICE CONNECTED TO THE THROTTLE FOR TURNING OFF THE FLOW OF IDLE FUEL WHEN THE THROTTLE IS CLOSED AND THE DRIVE SHAFT ROTATES ABOVE SAID PRESELECTED SPEED WHEREBY ON DECELARATION OF THE ENGINE WITH THE DRIVE SHAFT STATIONARY AND THE THROTTLE CLOSED FUEL WILL FLOW THROUGHT THE IDLE SYSTEM, WHILE ON DECELERATION OF THE DRIVE SHAFT AND ENGINE TO THE PRESELECTED SPEED WITH THE THROTTLE CLOSED THERE IS NO FLOW OF IDLE FUEL.
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) | 1970-01-09 | 1970-07-11 | 1971-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-09 | 1974-07-11 | 1975-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-09 | 1978-07-11 | 1979-01-10 | $7700.00 | Window Closed / Lapsed |