Patent US3092143A successfully refreshed from Google Patents.
US3092143A
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Intermittent pulse valve control system
Assignee: Motors Liquidation Co
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Filing: 1961-03-01
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Granted: 1963-06-04
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Expires: 1981-03-01
Abstract
No abstract record available.
Inventors
- 👤 Stephen A Denman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:04
CPC Classifications
F; F16; F16K; F16K51/00; F15; F15B; F15B21/00; F15B21/12; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86389; Y10T137/86405; Y10T137/86413
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
MEANS FOR PRODUCING PRESSURE PULSES IN A FLUID PRESSURE CONTROL SYSTEM FOR REDUCING HYSTERESIS IN SAID SYSTEM, SAID MEANS COMPRISING A HOUSING HAVING A LONGITUDINALLY EXTENDING CHAMBER FORMED THEREIN, A FIRST VALVE RECEIVED IN ONE END OF SAID CHAMBER, A SECOND VALVE RECEIVED IN THE OTHER END OF SAID CHAMBER, COMPRESSIVE SPRING MEANS INTERMEDIATE SAID VALVES, PASSAGE MEANS FOR TRANSMITTING FLUID PRESSURE TO INTERMEDIATE PORTIONS OF SAID VALVES AND FROM ONE OF SAID VALVES TO SAID FLUID PRESSURE SYSTEM, AND MEANS INCLUDING PORTS AND PASSAGES CONTROLLED BY SAID VALVES FOR TRANSMITTING FLUID PRESSURE FROM THE INTERMEDIATE PORTIONS OF SAID VALVES TO THE OUTER ENDS OF EACH OF SAID VALVES AND FOR VENTING THE OUTER ENDS OF EACH OF SAID VALVES IN TIMED RELATION WHEREBY SAID VALVES ARE CAUSED TO RECIPROCATE IN SAID VALVE CHAMBER IN OPPOSITE DIRECTIONS THEREBY CAUSING SAID ONE VALVE TO INTERMITTENTLY INTERRUPT THE SUPPLY OF FLUID TO SAID FLUID PRESSURE SYSTEM TO CAUSE PRESSURE PULSES IN SAID PRESSURE SYSTEM.
Claim 2
Dependent Claim
162 words
MEANS FOR PRODUCING PRESSURE PULSES IN A FLUID PRESSURE CONTROL SYSTEM FOR REDUCING HYSTERESIS IN SAID SYSTEM, SAID MEANS COMPRISING A HOUSING HAVING A LONGITUDINALLY EXTENDING CHAMBER FORMED THEREIN, A FIRST VALVE RECEIVED IN ONE END OF SAID CHAMBER, A SECOND VALVE RECEIVED IN THE OTHER END OF SAID CHAMBER, COMPRESSIVE SPRING MEANS INTERMEDIATE SAID VALVES, PASSAGE MEANS FOR TRANSMITTING FLUID PRESSURE TO INTERMEDIATE PORTIONS OF SAID VALVES AND FROM ONE OF SAID VALVES TO SAID FLUID PRESSURE SYSTEM, AND MEANS INCLUDING PORTS AND PASSAGES CONTROLLED BY SAID VALVES FOR TRANSMITTING FLUID PRESSURE FROM THE INTERMEDIATE PORTIONS OF SAID VALVES TO THE OUTER ENDS OF EACH OF SAID VALVES AND FOR VENTING THE OUTER ENDS OF EACH OF SAID VALVES IN TIMED RELATION WHEREBY SAID VALVES ARE CAUSED TO RECIPROCATE IN SAID VALVE CHAMBER IN OPPOSITE DIRECTIONS THEREBY CAUSING SAID ONE VALVE TO INTERMITTENTLY INTERRUPT THE SUPPLY OF FLUID TO SAID FLUID PRESSURE SYSTEM TO CAUSE PRESSURE PULSES IN SAID PRESSURE SYSTEM.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |