US2939776A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure type carburetor
Assignee: WELDON G CARVER
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Filing: 1957-07-22
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Granted: 1960-06-07
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Expires: 1977-07-22
Abstract
No abstract record available.
Inventors
- 👤 Harry W Mcclain
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:40
CPC Classifications
F; F02; F02D; F02D3/00; F02D3/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
209 words
A PRESSURE TYPE CARBURETOR COMPRISING A HOUSING, SAID HOUSING HAVING A MIXTURE OUTLET THEREON AND A CONNECTION MEANS TO ATTACH SAID MIXTURE OUTLET TO AN INTAKE MANIFOLD, SAID HOUSING HAVING AN AIR INTAKE THEREIN SPACED FROM SAID MIXTURE OUTLET, A SEAT WITHIN SAID HOUSING ARRANGED BETWEEN SAID MIXTURE OUTLET AND SAID AIR INTAKE, A FUEL INTAKE PIPE EXTENDING INTO SAID HOUSING FROM THE OUTSIDE THEREOF AND A FUEL SUPPLY PIPE ATTACHED TO THE OUTER END OF THE FUEL INTAKE PIPE, ADJUSTING MEANS ENGAGING THE FUEL INTAKE PIPE TO ADJUST THE POSITION OF THE INTAKE PIPE WITHIN SAID HOUSING, A DISC POSITIONED WITHIN THE HOUSING AND ADJACENT SAID SEAT, SAID DISC RESTING ON THE SEAT IN ONE POSITION OF THE DISC TO CLOSE THE AIR PASSAGE BETWEEN THE AIR INTAKE AND THE MIXTURE OUTLET, SAID DISC HAVING DUCTS THEREIN EXTENDING FROM THE CENTER THEREOF TO THE PERIPHERY, MEANS ON THE DISC TELESCOPING OVER THE FUEL INTAKE PIPE, A SEAT WITHIN THE FUEL INTAKE PIPE ADJACENT SAID DISC, AND A NEEDLE VALVE ON SAID DISC COOPERATING WITH THE SEAT TO VARY THE AMOUNT OF FUEL PASSING OUT OF THE FUEL INTAKE PIPE, AND SPRING MEANS BEARING AGAINST ONE SIDE OF THE DISC AND URGING SAID DISC ONTO SAID FIRST NAMED SEAT.
Claim 2
Dependent Claim
209 words
A PRESSURE TYPE CARBURETOR COMPRISING A HOUSING, SAID HOUSING HAVING A MIXTURE OUTLET THEREON AND A CONNECTION MEANS TO ATTACH SAID MIXTURE OUTLET TO AN INTAKE MANIFOLD, SAID HOUSING HAVING AN AIR INTAKE THEREIN SPACED FROM SAID MIXTURE OUTLET, A SEAT WITHIN SAID HOUSING ARRANGED BETWEEN SAID MIXTURE OUTLET AND SAID AIR INTAKE, A FUEL INTAKE PIPE EXTENDING INTO SAID HOUSING FROM THE OUTSIDE THEREOF AND A FUEL SUPPLY PIPE ATTACHED TO THE OUTER END OF THE FUEL INTAKE PIPE, ADJUSTING MEANS ENGAGING THE FUEL INTAKE PIPE TO ADJUST THE POSITION OF THE INTAKE PIPE WITHIN SAID HOUSING, A DISC POSITIONED WITHIN THE HOUSING AND ADJACENT SAID SEAT, SAID DISC RESTING ON THE SEAT IN ONE POSITION OF THE DISC TO CLOSE THE AIR PASSAGE BETWEEN THE AIR INTAKE AND THE MIXTURE OUTLET, SAID DISC HAVING DUCTS THEREIN EXTENDING FROM THE CENTER THEREOF TO THE PERIPHERY, MEANS ON THE DISC TELESCOPING OVER THE FUEL INTAKE PIPE, A SEAT WITHIN THE FUEL INTAKE PIPE ADJACENT SAID DISC, AND A NEEDLE VALVE ON SAID DISC COOPERATING WITH THE SEAT TO VARY THE AMOUNT OF FUEL PASSING OUT OF THE FUEL INTAKE PIPE, AND SPRING MEANS BEARING AGAINST ONE SIDE OF THE DISC AND URGING SAID DISC ONTO SAID FIRST NAMED SEAT.
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) | 1963-06-07 | 1963-12-07 | 1964-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-07 | 1967-12-07 | 1968-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-07 | 1971-12-07 | 1972-06-07 | $7700.00 | Window Closed / Lapsed |