US2836066A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Volume compensator for measuring tanks
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1956-12-17
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Granted: 1958-05-27
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Expires: 1976-12-17
Abstract
No abstract record available.
Inventors
- 👤 Stephen S Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:57
CPC Classifications
G; G01; G01F; G01F3/00; G01F3/36; G01F3/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A DEVICE FOR VARYING THE VOLUME OF A LIQUID METERING VESSEL TO COMPENSATE FOR LIQUID TEMPERATURE VARIATIONS COMPRISING A TANK HAVING A CYLINDRICAL MEMBER CONNECTED THERETO AND FLUIDLY COMMUNIATING THEREWITH, SPACED APART PISTONS SLIDABLY ARRANGED IN SAID CYLINDER, A PISTON ROD INTERCONNECTING SAID PISTONS, BIASING MEANS SUPPORTINGLY ARRANGED BETWEEN SAID PISTONS ADAPTED TO URGE SAID PISTONS IN ONE DIRECTION AND MEANS RESPONSIVE TO TEMPERATURE CHANGE IN SAID VESSEL ADAPTED TO SUPPLY FLUID PRESSURE TO ONE OF SAID PISTONS, THE FORCE OF SAID PRESSURE ACTING AGAINST THE URGING OF SAID BIASING MEANS.
Claim 2
Independent Claim
91 words
A DEVICE FOR VARYING THE VOLUME OF A LIQUID METERING VESSEL TO COMPENSATE FOR LIQUID TEMPERATURE VARIATIONS COMPRISING A TANK HAVING A CYLINDRICAL MEMBER CONNECTED THERETO AND FLUIDLY COMMUNIATING THEREWITH, SPACED APART PISTONS SLIDABLY ARRANGED IN SAID CYLINDER, A PISTON ROD INTERCONNECTING SAID PISTONS, BIASING MEANS SUPPORTINGLY ARRANGED BETWEEN SAID PISTONS ADAPTED TO URGE SAID PISTONS IN ONE DIRECTION AND MEANS RESPONSIVE TO TEMPERATURE CHANGE IN SAID VESSEL ADAPTED TO SUPPLY FLUID PRESSURE TO ONE OF SAID PISTONS, THE FORCE OF SAID PRESSURE ACTING AGAINST THE URGING OF SAID BIASING MEANS.
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) | 1961-05-26 | 1961-11-25 | 1962-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-26 | 1965-11-25 | 1966-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-26 | 1969-11-25 | 1970-05-27 | $7700.00 | Window Closed / Lapsed |