US3119262A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flow indicator
Assignee: Individual
•
Filing: 1961-11-08
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Granted: 1964-01-28
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Expires: 1981-11-08
Abstract
No abstract record available.
Inventors
- 👤 Winfield S Wright
- 👤 Robert M Hardison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:45
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/05; G01F1/20; G01F1/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A FLOW INDICATOR FOR MEASURING THE FLOW OF FLUID THROUGH A CONDUIT COMPRISING: A TUBULAR BODY CONNECTED TO SAID CONDUIT IN THE PATH OF SAID FLOW; SHAFT MEANS SUPPORTED IN SAID BODY AND HAVING ITS AXIS SUBSTANTIALLY COINCIDENT WITH THE LONGITUDINAL AXIS OF SAID TUBULAR BODY; DISK-SHAPED VANE MEANS SLIDABLY MOUNTED ON SAID SHAFT MEANS FOR AXIAL MOVEMENT RELATIVE TO SAID BODY, SAID VANE MEANS HAVING A DIAMETER APPROXIMATELY EQUAL TO THE DIAMETER OF SAID CONDUIT AND SAID BODY HAVING A DIAMETER EXCEEDING THE DIAMETERS OF SAID VANE MEANS AND SAID CONDUIT SUFFICIENTLY THAT THE FLOW AREA BETWEEN THE PERIM-
Claim 2
Dependent Claim
100 words
A FLOW INDICATOR FOR MEASURING THE FLOW OF FLUID THROUGH A CONDUIT COMPRISING: A TUBULAR BODY CONNECTED TO SAID CONDUIT IN THE PATH OF SAID FLOW; SHAFT MEANS SUPPORTED IN SAID BODY AND HAVING ITS AXIS SUBSTANTIALLY COINCIDENT WITH THE LONGITUDINAL AXIS OF SAID TUBULAR BODY; DISK-SHAPED VANE MEANS SLIDABLY MOUNTED ON SAID SHAFT MEANS FOR AXIAL MOVEMENT RELATIVE TO SAID BODY, SAID VANE MEANS HAVING A DIAMETER APPROXIMATELY EQUAL TO THE DIAMETER OF SAID CONDUIT AND SAID BODY HAVING A DIAMETER EXCEEDING THE DIAMETERS OF SAID VANE MEANS AND SAID CONDUIT SUFFICIENTLY THAT THE FLOW AREA BETWEEN THE PERIM-
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) | 1967-01-27 | 1967-07-29 | 1968-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-27 | 1971-07-29 | 1972-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-27 | 1975-07-29 | 1976-01-28 | $7700.00 | Window Closed / Lapsed |