US3106095A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure adapter for pressure transducers
Assignee: EDCLIFF INSTRUMENTS Inc
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Filing: 1961-06-07
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Granted: 1963-10-08
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Expires: 1981-06-07
Abstract
No abstract record available.
Inventors
- 👤 John R Tavis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:04
CPC Classifications
G; G01; G01L; G01L9/00; G01L9/0041; G01L9/007
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A DIFFERENTIAL PRESSURE TRANSDUCER COMPRISING A CASING HAVING TWO INTERNAL PRESSURE CHAMBERS FOR RECEIVING FLUID UNDER DIFFERENT PRESSURES, A PRESSURE-SENSITIVE MEMBER DISPOSED WITHIN AND COUPLED TO THE CASING AND DIVIDING THE TWO INTERNAL PRESSURE CHAMBERS ONE FROM THE OTHER, MEANS DEFINING AN ADDITIONAL PRESSURE CHAMBER ABOUT THE EXTERIOR OF THE CASING, MEANS FOR APPLYING FLUID UNDER ONE PRESSURE TO ONE OF THE INTERIOR CHAMBERS AND TO THE CHAMBER ABOUT THE EXTERIOR OF THE CASING, AND MEANS FOR APPLYING FLUID UNDER A DIFFERENT PRESSURE TO THE OTHER INTERIOR CHAMBER.
Claim 2
Dependent Claim
88 words
A DIFFERENTIAL PRESSURE TRANSDUCER COMPRISING A CASING HAVING TWO INTERNAL PRESSURE CHAMBERS FOR RECEIVING FLUID UNDER DIFFERENT PRESSURES, A PRESSURE-SENSITIVE MEMBER DISPOSED WITHIN AND COUPLED TO THE CASING AND DIVIDING THE TWO INTERNAL PRESSURE CHAMBERS ONE FROM THE OTHER, MEANS DEFINING AN ADDITIONAL PRESSURE CHAMBER ABOUT THE EXTERIOR OF THE CASING, MEANS FOR APPLYING FLUID UNDER ONE PRESSURE TO ONE OF THE INTERIOR CHAMBERS AND TO THE CHAMBER ABOUT THE EXTERIOR OF THE CASING, AND MEANS FOR APPLYING FLUID UNDER A DIFFERENT PRESSURE TO THE OTHER INTERIOR CHAMBER.
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) | 1966-10-07 | 1967-04-08 | 1967-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-07 | 1971-04-08 | 1971-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-07 | 1975-04-08 | 1975-10-08 | $7700.00 | Window Closed / Lapsed |