US3316933A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid proportional measuring device
Assignee: Individual
•
Filing: 1964-04-27
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Granted: 1967-05-02
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Expires: 1984-04-27
Abstract
No abstract record available.
Inventors
- 👤 Fortunato S Ajero
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:02
CPC Classifications
B; B67; B67D; B67D7/00; B67D7/06; B67D7/74; B67D7/741; B67D7/742; F; F01; F01M; F01M3/00; F01M3/02; G; G05; G05D; G05D11/00; G05D11/006; F02; F02B; F02B75/00; F02B75/02; F02B2075/022; F02B2075/025; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86187; Y10T137/86228
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
IN COMBINATION A FUEL TANK AND A SELF-CONTAINED PROPORTIONAL MIXING CHAMBER THEREIN, NORMALLY SEALED FROM THE TANK EXCEPT FOR OPENINGS IN THE WALL OF THE CHAMBER LEADING INTO THE TANK, A CYLINDER FORMED INTEGRAL WITH SAID WALL AT THE POSITION OF SAID OPENINGS AND EXTENDING INWARDLY OF SAID CHAMBER, THE INNERMOST PORTION OF SAID MEMBER HAVING OPENINGS WHICH ARE IN LINE WITH THE OPENINGS IN THE WALL OF THE CHAMBER BUT POSITIONED REMOTE THEREFROM, A ROTATABLE CIRCULAR VALVE WITHIN THE CYLINDER MEANS HAVING OPENINGS THERETHROUGH, SAID VALVE HAVING A FIRST POSITION WITH SAID OPENINGS COINCIDENT WITH THE OPENINGS IN THE WALL OF SAID CHAMBER AND WITH THE OPENINGS IN THE CYLINDER MEMBER IN ORDER TO ALLOW FREE FLOW OF FLUID FROM THE MIXING CHAMBER INTO THE TANK WHEN THE VALVE IS IN SAID FIRST POSITION, SAID VALVE BEING ADAPTED TO BE MOVED TO A SECOND POSITION WHICH SERVES TO CLOSE THE COMMUNICATION BETWEEN SAID CHAMBER AND THE TANK.
Claim 2
Dependent Claim
158 words
IN COMBINATION A FUEL TANK AND A SELF-CONTAINED PROPORTIONAL MIXING CHAMBER THEREIN, NORMALLY SEALED FROM THE TANK EXCEPT FOR OPENINGS IN THE WALL OF THE CHAMBER LEADING INTO THE TANK, A CYLINDER FORMED INTEGRAL WITH SAID WALL AT THE POSITION OF SAID OPENINGS AND EXTENDING INWARDLY OF SAID CHAMBER, THE INNERMOST PORTION OF SAID MEMBER HAVING OPENINGS WHICH ARE IN LINE WITH THE OPENINGS IN THE WALL OF THE CHAMBER BUT POSITIONED REMOTE THEREFROM, A ROTATABLE CIRCULAR VALVE WITHIN THE CYLINDER MEANS HAVING OPENINGS THERETHROUGH, SAID VALVE HAVING A FIRST POSITION WITH SAID OPENINGS COINCIDENT WITH THE OPENINGS IN THE WALL OF SAID CHAMBER AND WITH THE OPENINGS IN THE CYLINDER MEMBER IN ORDER TO ALLOW FREE FLOW OF FLUID FROM THE MIXING CHAMBER INTO THE TANK WHEN THE VALVE IS IN SAID FIRST POSITION, SAID VALVE BEING ADAPTED TO BE MOVED TO A SECOND POSITION WHICH SERVES TO CLOSE THE COMMUNICATION BETWEEN SAID CHAMBER AND THE TANK.
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) | 1970-05-01 | 1970-10-31 | 1971-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-01 | 1974-10-31 | 1975-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-01 | 1978-10-31 | 1979-05-02 | $7700.00 | Window Closed / Lapsed |