US3263975A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Charge forming device having a constant level device
Assignee: Ford Motor Co
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Filing: 1963-12-30
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Granted: 1966-08-02
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Expires: 1983-12-30
Abstract
No abstract record available.
Inventors
- 👤 Wu Tao-Yuan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:06
CPC Classifications
F; F02; F02M; F02M1/00; F02M2700/00; F02M2700/43; F02M2700/4302; F02M2700/4328; F02M2700/4333; Y; Y10; Y10S; Y10S261/00; Y10S261/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A CHARGE FORMING DEVICE COMPRISING A BODY HAVING A FUEL BOWL AND AN INDUCTION PASSAGE, A FUEL INLET INTO SAID FUEL BOWL, VALVE MEANS MOVABLY POSITIONED IN SAID FUEL INLET, A FLOAT ADAPTED TO BE BUOYANTLY SUPPORTED BY FUEL IN SAID FUEL BOWL, A LEVER POSITIONING SAID VALVE MEANS TO CONTROL FUEL FLOW THROUGH SAID FUEL INLET, SAID LEVER BEING PIVOTALLY CONNECTED TO SAID FLOAT ABOUT A SUBSTANTIALLY HORIZONTAL FIRST AXIS BELOW THE CENTER OF BUOYANCY OF SAID FLOAT, MEANS PIVOTALLY MOUNTING THE LEVER ABOUT A SECOND AXIS AT A RIGHT ANGLE TO THE FIRST AXIS FOR MOVING THE VALVE MEANS, AND A FUEL OUTLET FROM SAID FUEL BOWL FOR DISCHARGING FUEL INTO SAID INDUCTION PASSAGE.
Claim 2
Dependent Claim
116 words
A CHARGE FORMING DEVICE COMPRISING A BODY HAVING A FUEL BOWL AND AN INDUCTION PASSAGE, A FUEL INLET INTO SAID FUEL BOWL, VALVE MEANS MOVABLY POSITIONED IN SAID FUEL INLET, A FLOAT ADAPTED TO BE BUOYANTLY SUPPORTED BY FUEL IN SAID FUEL BOWL, A LEVER POSITIONING SAID VALVE MEANS TO CONTROL FUEL FLOW THROUGH SAID FUEL INLET, SAID LEVER BEING PIVOTALLY CONNECTED TO SAID FLOAT ABOUT A SUBSTANTIALLY HORIZONTAL FIRST AXIS BELOW THE CENTER OF BUOYANCY OF SAID FLOAT, MEANS PIVOTALLY MOUNTING THE LEVER ABOUT A SECOND AXIS AT A RIGHT ANGLE TO THE FIRST AXIS FOR MOVING THE VALVE MEANS, AND A FUEL OUTLET FROM SAID FUEL BOWL FOR DISCHARGING FUEL INTO SAID INDUCTION PASSAGE.
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) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |