US3587312A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Differential sensor bluff body flowmeter
Assignee: G CORSON ELLIS JR ASSOCIATES Inc A NJ CORP
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Filing: 1968-12-24
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Granted: 1971-06-28
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Expires: 1988-12-24
Abstract
Abstract A FLOWMETER BLUFF BODY ARRANGEMENT IS DISCLOSED WITH DIFFERENTIAL SENSOR APPARATUS MOUNTED ON A BASE SURFACE OF THE BODY WHICH FACES AN INCOMING FLUID FLOW. ELECTRICALLY HEATED SENSORS ARE PROVIDED WITH CERAMIC MATRIALS WHICH ISOLATE HEATABLE GRID ELEMENTS FROM PHYSICAL CONTACT WITH THE FLUID. CIRCUITRY IS DISCLOSED FOR TRANSLATING SENSED OSCILATORY FLOW SIGNALS INTO INDICATIONS OF FLOW RATE THROUGH A PIPELINE.
Inventors
- 👤 Charles L Mcmurtrie
- 👤 Alan E Rodely
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:13
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/05; G01F1/20; G01F1/32; G01F1/3209; G01F1/325; G01F1/3273
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |