US3120841A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carburetor
Assignee: ACF Industries Inc
•
Filing: 1961-08-28
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Granted: 1964-02-11
•
Expires: 1981-08-28
Abstract
No abstract record available.
Inventors
- 👤 Henry A Boller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:10
CPC Classifications
F; F02; F02M; F02M1/00; F02M1/08; F02M1/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
AN INTERNAL COMBUSTION ENGINE COMPRISING AN ENGINE BLOCK, LIQUID COOLING MEANS FOR SAID ENGINE, SAID MEANS INCLUDING A PUMP, A COOLANT JACKET AND A PLURALITY OF CONDUITS CONNECTED TO SAID COOLANT JACKET AND SAID PUMP FOR CIRCULATING COOLANT THROUGH SAID JACKET, A CARBURETOR MOUNTED ON SAID BLOCK AND HAVING A PORTION THEREOF ABOVE SAID COOLANT JACKET, SAID CARBURETOR INCLUDING A FUEL AND AIR MIXTURE CONDUIT THERETHROUGH AND A CHOKE VALVE MOVABLY MOUNTED WITHIN SAID MIXTURE CONDUIT, SAID CARBURETOR PORTION INCLUDING A HOUSING, A THERMOSTATIC SPRING WITHIN SAID HOUSING AND OPERATIVELY CONNECTED TO SAID CHOKE VALVE, SAID HOUSING INCLUDING A CHAMBER FOR SAID COOLANT ADJACENT TO SAID THERMOSTATIC SPRING, AND CONDUIT MEANS CONNECTING SAID CHAMBER TO TWO PORTIONS OF SAID LIQUID COOLING MEANS AT DIFFERENT LEVELS BELOW SAID HOUSING CHAMBER TO PROVIDE CIRCULATION OF COOLANT TO SAID CHAMBER BY CONVECTION.
Claim 2
Dependent Claim
139 words
AN INTERNAL COMBUSTION ENGINE COMPRISING AN ENGINE BLOCK, LIQUID COOLING MEANS FOR SAID ENGINE, SAID MEANS INCLUDING A PUMP, A COOLANT JACKET AND A PLURALITY OF CONDUITS CONNECTED TO SAID COOLANT JACKET AND SAID PUMP FOR CIRCULATING COOLANT THROUGH SAID JACKET, A CARBURETOR MOUNTED ON SAID BLOCK AND HAVING A PORTION THEREOF ABOVE SAID COOLANT JACKET, SAID CARBURETOR INCLUDING A FUEL AND AIR MIXTURE CONDUIT THERETHROUGH AND A CHOKE VALVE MOVABLY MOUNTED WITHIN SAID MIXTURE CONDUIT, SAID CARBURETOR PORTION INCLUDING A HOUSING, A THERMOSTATIC SPRING WITHIN SAID HOUSING AND OPERATIVELY CONNECTED TO SAID CHOKE VALVE, SAID HOUSING INCLUDING A CHAMBER FOR SAID COOLANT ADJACENT TO SAID THERMOSTATIC SPRING, AND CONDUIT MEANS CONNECTING SAID CHAMBER TO TWO PORTIONS OF SAID LIQUID COOLING MEANS AT DIFFERENT LEVELS BELOW SAID HOUSING CHAMBER TO PROVIDE CIRCULATION OF COOLANT TO SAID CHAMBER BY CONVECTION.
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) | 1967-02-10 | 1967-08-12 | 1968-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-10 | 1971-08-12 | 1972-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-10 | 1975-08-12 | 1976-02-11 | $7700.00 | Window Closed / Lapsed |