US3098384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flow meter
Assignee: Individual
•
Filing: 1961-05-16
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Granted: 1963-07-23
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Expires: 1981-05-16
Abstract
No abstract record available.
Inventors
- 👤 Wellman E Nusbaum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:45
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/05; G01F1/20; G01F1/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
A FLOW METER ADAPTED TO MEASURE THE FLOW OF LIQUIDS CONTAINING DEBRIS THROUGH A CONDUIT COMPRISING, AN ELONGATED FLOW SENSING BLADE, MEANS FOR FIRMLY SUPPORTING SAID BLADE AT LEAST PARTIALLY SUBMERGED IN THE FLOW OF LIQUID, MEANS ASSOCIATED WITH SAID SENSING BLADE FOR MEASURING LIQUID FLOW AS A FUNCTION OF STRAIN ON SAID SENSING BLADE CAUSED BY LIQUID FLOW, MEANS COOPERATING WITH SAID SUPPORTING MEANS AND ADAPTED TO AUTOMATICALLY PERIODICALLY WITHDRAW SAID BLADE FROM THE LIQUID, AND A WIPING DEVICE ADAPTED TO CLEAN SAID BLADE AS IT IS WITHDRAWN WHEREBY DEBRIS IS REMOVED FROM SAID BLADE.
Claim 2
Dependent Claim
96 words
A FLOW METER ADAPTED TO MEASURE THE FLOW OF LIQUIDS CONTAINING DEBRIS THROUGH A CONDUIT COMPRISING, AN ELONGATED FLOW SENSING BLADE, MEANS FOR FIRMLY SUPPORTING SAID BLADE AT LEAST PARTIALLY SUBMERGED IN THE FLOW OF LIQUID, MEANS ASSOCIATED WITH SAID SENSING BLADE FOR MEASURING LIQUID FLOW AS A FUNCTION OF STRAIN ON SAID SENSING BLADE CAUSED BY LIQUID FLOW, MEANS COOPERATING WITH SAID SUPPORTING MEANS AND ADAPTED TO AUTOMATICALLY PERIODICALLY WITHDRAW SAID BLADE FROM THE LIQUID, AND A WIPING DEVICE ADAPTED TO CLEAN SAID BLADE AS IT IS WITHDRAWN WHEREBY DEBRIS IS REMOVED FROM SAID BLADE.
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) | 1966-07-22 | 1967-01-21 | 1967-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-22 | 1971-01-21 | 1971-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-22 | 1975-01-21 | 1975-07-23 | $7700.00 | Window Closed / Lapsed |