US3249346A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carburetor
Assignee: ACF Industries Inc
•
Filing: 1963-07-08
•
Granted: 1966-05-03
•
Expires: 1983-07-08
Abstract
No abstract record available.
Inventors
- 👤 James T Bickhaus
- 👤 Forrest W Cook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:14
CPC Classifications
F; F02; F02M; F02M7/00; F02M7/12; F02M7/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A CARBURETOR COMPRISING A BODY STRUCTURE HAVING AN AIR AND FUEL MIXTURE CONDUIT THERETHROUGH, A THROTTLE VALVE MOUNTED ACROSS SAID MIXTURE CONDUIT FOR MOVEMENT FROM AN OPEN TO A POSITION CLOSING SAID MIXTURE CONDUIT, MEANS FOR OPERATING SAID THROTTLE VALVE, AN AIR VALVE MOUNTED WITHIN SAID MIXTURE CONDUIT ANTERIORLY OF SAID THROTTLE VALVE FOR MOVEMENT IN RESPONSE TO AIR FLOW THROUGH SAID MIXTURE CONDUIT FROM A POSITION CLOSING SAID MIXTURE CONDUIT TO AN OPEN POSITION, A SPRING CONNECTED BETWEEN SAID AIR VALVE AND SAID CARBURETOR BODY AND BIASING SAID AIR VALVE TOWARD A CLOSED POSITION, SAID CARBURETOR BODY INCLUDING A FUEL RESERVOIR AND A FUEL
Claim 2
Dependent Claim
105 words
A CARBURETOR COMPRISING A BODY STRUCTURE HAVING AN AIR AND FUEL MIXTURE CONDUIT THERETHROUGH, A THROTTLE VALVE MOUNTED ACROSS SAID MIXTURE CONDUIT FOR MOVEMENT FROM AN OPEN TO A POSITION CLOSING SAID MIXTURE CONDUIT, MEANS FOR OPERATING SAID THROTTLE VALVE, AN AIR VALVE MOUNTED WITHIN SAID MIXTURE CONDUIT ANTERIORLY OF SAID THROTTLE VALVE FOR MOVEMENT IN RESPONSE TO AIR FLOW THROUGH SAID MIXTURE CONDUIT FROM A POSITION CLOSING SAID MIXTURE CONDUIT TO AN OPEN POSITION, A SPRING CONNECTED BETWEEN SAID AIR VALVE AND SAID CARBURETOR BODY AND BIASING SAID AIR VALVE TOWARD A CLOSED POSITION, SAID CARBURETOR BODY INCLUDING A FUEL RESERVOIR AND A 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) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |