US3073686A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas carburetor
Assignee: Individual
•
Filing: 1958-08-27
•
Granted: 1963-01-15
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Expires: 1978-08-27
Abstract
No abstract record available.
Inventors
- 👤 Harold D Harris
- 👤 Teddy O L Thrush
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:17
CPC Classifications
F; F02; F02M; F02M21/00; F02B; F02B43/00; F02M2700/00; F02M2700/12; F02M2700/126; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2514; Y10T137/2516; Y10T137/7722; Y10T137/7748; Y10T137/7753
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
A CARBURETOR COMPRISING: A BODY HAVING AN AIR INTAKE CHAMBER AND A MIXING CHAMBER; THE MIXING CHAMBER CONTAINING A THROTTLE AND ADAPTED TO CONNECT TO A MANIFOLD; A RECTANGULAR OPENING CONNECTED THE TWO CHAMBERS; A MEASURING VALVE MOUNTED FOR ROTATION ABOUT ONE OF THE SIDES OF THE RECTANGULAR OPENING, THE VALVE SUBSTANTIALLY CLOSING THE OPENING AND ABUTTING THE MIXING SIDE OF THE OPENING WHEN CLOSED, SO THAT THE VALVE MOVES OPEN INTO THE MIXING CHAMBER; A PITMAN CONNECTED NEAR THE CENTER OF THE VALVE ON THE MIXING SIDE; SAID BODY HAVING A FUEL CHAMBER; A TUBE IN THE FUEL CHAMBER, SAID TUBE HAVING ONE CLOSED END AND THE OTHER END OPENING INTO THE MIXING CHAMBER; THE TUBE HAVING AN ELONGATED AXIAL RECTANGULAR SLOT; A PISTON IN THE TUBE; THE PISTON CONNECTED TO THE PITMAN; AND MEANS FOR BIASING THE VALVE CLOSED; SO ARRANGED AND CONSTRUCTED THAT AS INCOMING AIR PUSHES THE MEASURING VALVE OPEN, THE PISTON OPENS THE SLOT A PROPORTIONAL AMOUNT.
Claim 2
Dependent Claim
162 words
A CARBURETOR COMPRISING: A BODY HAVING AN AIR INTAKE CHAMBER AND A MIXING CHAMBER; THE MIXING CHAMBER CONTAINING A THROTTLE AND ADAPTED TO CONNECT TO A MANIFOLD; A RECTANGULAR OPENING CONNECTED THE TWO CHAMBERS; A MEASURING VALVE MOUNTED FOR ROTATION ABOUT ONE OF THE SIDES OF THE RECTANGULAR OPENING, THE VALVE SUBSTANTIALLY CLOSING THE OPENING AND ABUTTING THE MIXING SIDE OF THE OPENING WHEN CLOSED, SO THAT THE VALVE MOVES OPEN INTO THE MIXING CHAMBER; A PITMAN CONNECTED NEAR THE CENTER OF THE VALVE ON THE MIXING SIDE; SAID BODY HAVING A FUEL CHAMBER; A TUBE IN THE FUEL CHAMBER, SAID TUBE HAVING ONE CLOSED END AND THE OTHER END OPENING INTO THE MIXING CHAMBER; THE TUBE HAVING AN ELONGATED AXIAL RECTANGULAR SLOT; A PISTON IN THE TUBE; THE PISTON CONNECTED TO THE PITMAN; AND MEANS FOR BIASING THE VALVE CLOSED; SO ARRANGED AND CONSTRUCTED THAT AS INCOMING AIR PUSHES THE MEASURING VALVE OPEN, THE PISTON OPENS THE SLOT A PROPORTIONAL AMOUNT.
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) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |