US3245667A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carburetor
Assignee: Holley Performance Products Inc
•
Filing: 1962-12-26
•
Granted: 1966-04-12
•
Expires: 1982-12-26
Abstract
No abstract record available.
Inventors
- 👤 Milton J Kittler
- 👤 Melvin F Sterner
- 👤 Marion L Smitley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:50
CPC Classifications
F; F02; F02M; F02M7/00; F02M17/00; F02M17/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
165 words
IN AN INTERNAL COMBUSTION ENGINE CARBURETOR HAVING AN INDUCTION PASSAGE WITH A FUEL NOZZLE POSITIONED IN A VENTURI RESTRICTION, A FUEL RESERVOIR AND A FUEL PASSAGE LEADING FROM SAID FUEL RESERVOIR TO SAID FUEL NOZZLE, A FUEL METERING DEVICE INSERTABLE INTO SAID PASSAGE FROM THE OUTSIDE OF SAID CARBURETOR UPSTREAM OF SAID NOZZLE, SAID DEVICE COMPRISING A BODY FORMED TO PROVIDE AN AXIAL PASSAGE CONTAINING A LARGER FIXED RESTRICTION FOR MATERING FUEL AT LOWER ENGINE VACUUMS AND A MOVABLE VALVE ELEMENT, SAID MOVABLE VALVE ELEMENT BEING FORMED TO PROVIDE A SMALLER RESTRICATION ALIGNED AXIALLY WITH SAID FIEXED RESTIRCTION FOR METERING FUEL REQUIRED AT HIGHER ENGINE VACUUMS, MEANS FOR INSERTING SAID DEVICE INTO SAID PASSAGE AS A UNIT WITHOUT DISTURBING ANY OTHER PORTION OF SAID CARBURETOR AND SUCH THAT THE INNER END THEREOF EXTENDS INTO AND IS COMPLETELY SURROUNDED BY THE FUEL IN SAID RESERVOIR, AND ENGINE MANIFOLD VACUUM RESPONSIVE MEANS FOR POSITIONING SAID VALVE SO AS TO DETERMINE WHICH RESTRICTION CONTROLS METERING OF THE FUEL.
Claim 2
Dependent Claim
165 words
IN AN INTERNAL COMBUSTION ENGINE CARBURETOR HAVING AN INDUCTION PASSAGE WITH A FUEL NOZZLE POSITIONED IN A VENTURI RESTRICTION, A FUEL RESERVOIR AND A FUEL PASSAGE LEADING FROM SAID FUEL RESERVOIR TO SAID FUEL NOZZLE, A FUEL METERING DEVICE INSERTABLE INTO SAID PASSAGE FROM THE OUTSIDE OF SAID CARBURETOR UPSTREAM OF SAID NOZZLE, SAID DEVICE COMPRISING A BODY FORMED TO PROVIDE AN AXIAL PASSAGE CONTAINING A LARGER FIXED RESTRICTION FOR MATERING FUEL AT LOWER ENGINE VACUUMS AND A MOVABLE VALVE ELEMENT, SAID MOVABLE VALVE ELEMENT BEING FORMED TO PROVIDE A SMALLER RESTRICATION ALIGNED AXIALLY WITH SAID FIEXED RESTIRCTION FOR METERING FUEL REQUIRED AT HIGHER ENGINE VACUUMS, MEANS FOR INSERTING SAID DEVICE INTO SAID PASSAGE AS A UNIT WITHOUT DISTURBING ANY OTHER PORTION OF SAID CARBURETOR AND SUCH THAT THE INNER END THEREOF EXTENDS INTO AND IS COMPLETELY SURROUNDED BY THE FUEL IN SAID RESERVOIR, AND ENGINE MANIFOLD VACUUM RESPONSIVE MEANS FOR POSITIONING SAID VALVE SO AS TO DETERMINE WHICH RESTRICTION CONTROLS METERING OF THE FUEL.
References Cited (Backward Citations)
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US2694560A
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US2757913A
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US2831471A
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US2977948A
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US3013777A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |