Patent US3137137A successfully refreshed from Google Patents.
US3137137A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Regulator
Assignee: Individual
•
Filing: 1962-09-28
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Granted: 1964-06-16
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Expires: 1982-09-28
Abstract
No abstract record available.
Inventors
- 👤 Kalle Karl Torsten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:46
CPC Classifications
G; G05; G05D; G05D9/00; G05D9/04; Y; Y10; Y10S; Y10S60/00; Y10S60/907; Y10T; Y10T137/00; Y10T137/7287; Y10T137/731
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
A REGULATOR COMPRISING A GEAR PUMP, MEANS FOR SUPPLYING A MIXTURE OF GAS AND LIQUID TO THE PUMP, VALVE MEANS CONTROLLING THE COMPOSITION OF SAID MIXTURE, IMPULSE TRANSMITTING MEANS INFLUENCED BY A CONDITION TO BE REGULATED AND ADAPTED TO ADJUST SAID VALVE MEANS IN DEPENDENCE THEREON, A PASSAGE FROM THE PRESSUR SIDE OF THE PUMP TO A HYDRAULIC SERVO MOTOR AS WELL AS A RESTRICTED OUTLET FOR LIQUID AND GAS FROM SAID PRESSURE SIDE, CHARACTERIZED IN THAT THE PUMP HAS A CENTRAL INLET FOR GAS AND ONE SEPARATE INLET FOR LIQUID AT THE PERIPHERY OF EACH GEAR WHEEL, EACH OF SAID LIQUID INLETS BEING LOCATED AT AN ANGULAR DISTANCE OF AT LEAST TWO GEAR PITCHES FROM THE CENTRAL INLET AND AT LEAST TWO GEAR PITCHES FROM THE PRESSURE SIDE OF THE PUMP.
Claim 2
Dependent Claim
132 words
A REGULATOR COMPRISING A GEAR PUMP, MEANS FOR SUPPLYING A MIXTURE OF GAS AND LIQUID TO THE PUMP, VALVE MEANS CONTROLLING THE COMPOSITION OF SAID MIXTURE, IMPULSE TRANSMITTING MEANS INFLUENCED BY A CONDITION TO BE REGULATED AND ADAPTED TO ADJUST SAID VALVE MEANS IN DEPENDENCE THEREON, A PASSAGE FROM THE PRESSUR SIDE OF THE PUMP TO A HYDRAULIC SERVO MOTOR AS WELL AS A RESTRICTED OUTLET FOR LIQUID AND GAS FROM SAID PRESSURE SIDE, CHARACTERIZED IN THAT THE PUMP HAS A CENTRAL INLET FOR GAS AND ONE SEPARATE INLET FOR LIQUID AT THE PERIPHERY OF EACH GEAR WHEEL, EACH OF SAID LIQUID INLETS BEING LOCATED AT AN ANGULAR DISTANCE OF AT LEAST TWO GEAR PITCHES FROM THE CENTRAL INLET AND AT LEAST TWO GEAR PITCHES FROM THE PRESSURE SIDE OF THE PUMP.
References Cited (Backward Citations)
US2147977A
Cited
US2598177A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |