US3152478A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature compensated fluid quantity measuring system
Assignee: Texaco Inc
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Filing: 1962-04-13
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Granted: 1964-10-13
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Expires: 1982-04-13
Abstract
No abstract record available.
Inventors
- 👤 Leonard H Hughes
- 👤 Laurence M Hubby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:00
CPC Classifications
G; G01; G01F; G01F11/00; G01F11/28
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
129 words
IN COMBINATION WITH A TEMPERATURE COMPENSATED FLUID QUANTITY MEASURING SYSTEM INCLUDING A PREDETERMINED VOLUME MEASURING TANK HAVING A REDUCED CROSS-SECTION AREA CHIMNEY PORTION FOR CAUSING A RELATIVELY LARGE CHANGE IN FLUID LEVEL FOR A RELATIVELY SMALL CHANGE IN THE MEASURED VOLUME, THE COMBINATION COMPRISING: (A) A FLOAT SUPPORTED BY THE SURFACE OF SAID FLUID AND LOCATED IN SAID CHIMNEY PORTION (B) A LINE ATTACHED TO SAID FLOAT (C) A REEL HAVING SAID LINE WOUND THEREON (D) A SWITCH FOR CONTROLLING ARREST OF THE FLUID LEVEL (E) A LEVER ARM FOR ACTUATING SAID SWITCH (F) A MECHANICAL LINKAGE BETWEEN SAID REEL AND SAID LEVER ARM (G) AND A TEMPERATURE SENSITIVE ELEMENT FOR CHANGING THE RELATIVE POSITION OF SAID SWITCH AND SAID LEVER ARM DEPENDING UPON THE TEMPERATURE OF SAID FLUID.
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) | 1967-10-13 | 1968-04-13 | 1968-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-13 | 1972-04-13 | 1972-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-13 | 1976-04-13 | 1976-10-13 | $7700.00 | Window Closed / Lapsed |