US3246682A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel control for combustion engines
Assignee: Bendix Corp
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Filing: 1964-08-20
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Granted: 1966-04-19
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Expires: 1984-08-20
Abstract
No abstract record available.
Inventors
- 👤 Jr Howard L Mccombs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:53
CPC Classifications
F; F02; F02C; F02C9/00; F02C9/26; F02C9/38; F02C7/00; F02C7/22; F02C9/16; F02C9/32; F02K; F02K3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
180 words
FUEL CONTROL APPARATUS FOR A COMBUSTION ENGINE HAVING A COMBUSTION CHAMBER AND A CONTROL LEVER FOR CONTROLLING THE OPERATION OF THE ENGINE, SAID FUEL CONTROL APPARATUS COMPRISING A SOURCE OF FUEL, A FUEL CONDUIT CONNECTED TO DELIVER FUEL FROM SAID SOURCE TO SAID COMBUSTION CHAMBER, AN ENGINE DRIVEN FUEL PUMP OPERATIVE TO DISCHARGE FUEL AT A RATE PROPORTIONAL TO ENGINE SPEED FOR PRESSURIZING THE FUEL IN SAID CONDUIT, VARIABLE AREA VALVE MEANS IN SAID CONDUIT IN SERIES WITH SAID FUEL PUMP, CONTROL MEANS OPERATIVELY CONNECTED TO SAID CONTROL LEVER AND SAID VALVE MEANS FOR CONTROLLING SAID VALVE MEANS AS A FUNCTION OF THE POSITION OF SAID CONTROL LEVER, GOVERNOR MEANS INCLUDING FUEL BYPASS VALVE MEANS RESPONSIVE TO VARIATIONS FROM A PREDETERMINED FUEL PRESSURE DIFFERENTIAL ACROSS SAID VARIABLE AREA VALVE MEANS OPERATIVELY CONNECTED TO SAID FUEL CONDUIT FOR MODIFYING THE FUEL FLOW THERETHROUGH, SAID PREDETERMINED FUEL PRESSURE DIFFERENTIAL BEING ATTAINED AT A DIFFERENT SPEED CORRESPONDING TO THE DIFFERENT EFFECTIVE FLOW AREA OF SAID VARIABLE AREA VALVE MEANS, MEANS RESPONSIVE TO A CONTROL FLUID PRESSURE OPERATIVELY CONNECTED TO SAID VARIABLE AREA VALVE
Claim 2
Dependent Claim
180 words
FUEL CONTROL APPARATUS FOR A COMBUSTION ENGINE HAVING A COMBUSTION CHAMBER AND A CONTROL LEVER FOR CONTROLLING THE OPERATION OF THE ENGINE, SAID FUEL CONTROL APPARATUS COMPRISING A SOURCE OF FUEL, A FUEL CONDUIT CONNECTED TO DELIVER FUEL FROM SAID SOURCE TO SAID COMBUSTION CHAMBER, AN ENGINE DRIVEN FUEL PUMP OPERATIVE TO DISCHARGE FUEL AT A RATE PROPORTIONAL TO ENGINE SPEED FOR PRESSURIZING THE FUEL IN SAID CONDUIT, VARIABLE AREA VALVE MEANS IN SAID CONDUIT IN SERIES WITH SAID FUEL PUMP, CONTROL MEANS OPERATIVELY CONNECTED TO SAID CONTROL LEVER AND SAID VALVE MEANS FOR CONTROLLING SAID VALVE MEANS AS A FUNCTION OF THE POSITION OF SAID CONTROL LEVER, GOVERNOR MEANS INCLUDING FUEL BYPASS VALVE MEANS RESPONSIVE TO VARIATIONS FROM A PREDETERMINED FUEL PRESSURE DIFFERENTIAL ACROSS SAID VARIABLE AREA VALVE MEANS OPERATIVELY CONNECTED TO SAID FUEL CONDUIT FOR MODIFYING THE FUEL FLOW THERETHROUGH, SAID PREDETERMINED FUEL PRESSURE DIFFERENTIAL BEING ATTAINED AT A DIFFERENT SPEED CORRESPONDING TO THE DIFFERENT EFFECTIVE FLOW AREA OF SAID VARIABLE AREA VALVE MEANS, MEANS RESPONSIVE TO A CONTROL FLUID PRESSURE OPERATIVELY CONNECTED TO SAID VARIABLE AREA VALVE
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) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |