Patent US2721791A successfully refreshed from Google Patents.
US2721791A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid fuel atomizers with diffuser means
Assignee: Individual
•
Filing: 1951-11-10
•
Granted: 1955-10-25
•
Expires: 1971-11-10
Abstract
No abstract record available.
Inventors
- 👤 William J Linn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:10
CPC Classifications
F; F02; F02M; F02M1/00; F02M2700/00; F02M2700/43; F02M2700/4302; F02M2700/4373; F02M2700/4376
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
116 words
A LIQUID FUEL ATOMIZER FOR A FUEL AND AIR CHARGING DUCT OF AN INTERNAL COMBUSTION ENGINE COMPRISING A TUBULAR SLEEVE ADAPTED TO BE DISPOSED IN THE DUCT BETWEEN THE CARBURETOR AND THE ENGINE, SAID SLEEVE HAVING ATTACHMENT MEANS INTERMEDIATE ITS ENDS FOR MOUNTING IN SAID DUCT, SAID ATTACHMENT MEANS HAVING A BAFFLE SURFACE AND FLANGE ON SAID SLEEVE DEFINING WITH THE OUTER SURFACE OF THE SLEEVE A WELL ADJACENT THE PERIPHERY OF THE DUCT, A VENTURI TUBE FORMED ON THE INNER SURFACE OF THE SLEEVE A PLURALITY OF VENTURI TUBES FIXED WITHIN THE SLEEVE RECEIVING THE FUEL AND AIR MIXTURE THEREFROM WHEREBY PERIPHERAL TURBULENCE IS CREATED IN AN AIR AND FUEL MIXTURE MOVING IN THE DUCT
References Cited (Backward Citations)
US1790854A
Cited
US1503371A
Cited
US1785501A
Cited
US2048535A
Cited
DE567953C
Cited
US2078558A
Cited
US2133623A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-24 | 1959-04-25 | 1959-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-24 | 1963-04-25 | 1963-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-24 | 1967-04-25 | 1967-10-25 | $7700.00 | Window Closed / Lapsed |