US3357243A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flow meters
Assignee: Individual
•
Filing: 1965-04-01
•
Granted: 1967-12-12
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Expires: 1985-04-01
Abstract
No abstract record available.
Inventors
- 👤 Henry J Woodcock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:28
CPC Classifications
G; G01; G01F; G01F1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
214 words
A METER FOR MEASURING THE RATE OF FLOW OF LIQUID THROUGH A CONDUIT COMPRISING AN ELONGATED BARREL ADAPTED TO BE CONNECTED INTO A CONDUIT AND HAVING A BORE OF UNIFORM CROSS-SECTIONAL AREA, RESONANT RINGS FORMED OF RESILIENT MATERIAL SET INTO SAID BARREL AT SPACED APART LOCATIONS ALONG SAID BARREL AND HAVING THEIR INNER SURFACES FLUSH WITH THE SURFACE OF SAID BORE, SAID RESONANT RINGS DIMENSIONED AND TEMPERED TO HAVE A PREDETERMINED NATURAL FREQUENCY, MEANS EFFECTIVE TO IMPART A CYCLIC IMPULSE SIGNAL TO A FIRST ONE OF SAID RESONANT RINGS WHICH COMPLETELY ENCIRCLES THE FLUID MEDIUM PASSING THROUGH THE BARREL WHEREBY VIBRATIONS DUE TO SAID IMPULSE SIGNAL ARE UNIFORMLY TRANSMITTED AROUND THE PERIPHERY OF THE FLUID MEDIUM, MEANS EFFECTIVE TO PICK UP FROM A SECOND ONE OF SAID RESONANT RINGS WHICH COMPLETELY ENCIRCLES THE FLUID MEDIUM AND UNIFORMLY RECEIVE SAID VIBRATIONS AROUND THE PERIPHERY OF THE FLUID MEDIUM DUE TO THE CYCLIC IMPULSE SIGNAL TRANSMITTED FROM SAID FIRST ONE OF SAID RESONANT RINGS TO SAID SECOND ONE OF SAID RESONANT RINGS THROUGH THE BODY OF LIQUID BETWEEN SAID RESONANT RINGS, MEANS EFFECTIVE TO PICK UP THE CYCLIC IMPULSE SIGNAL AT A LOCATION SPACED FROM SAID SECOND ONE OF SAID RESONANT RINGS, AND MEANS EFFECTIVE TO COMPARE THE SIGNALS PICKED UP AT THE SPACED APART LOCATIONS.
Claim 2
Dependent Claim
214 words
A METER FOR MEASURING THE RATE OF FLOW OF LIQUID THROUGH A CONDUIT COMPRISING AN ELONGATED BARREL ADAPTED TO BE CONNECTED INTO A CONDUIT AND HAVING A BORE OF UNIFORM CROSS-SECTIONAL AREA, RESONANT RINGS FORMED OF RESILIENT MATERIAL SET INTO SAID BARREL AT SPACED APART LOCATIONS ALONG SAID BARREL AND HAVING THEIR INNER SURFACES FLUSH WITH THE SURFACE OF SAID BORE, SAID RESONANT RINGS DIMENSIONED AND TEMPERED TO HAVE A PREDETERMINED NATURAL FREQUENCY, MEANS EFFECTIVE TO IMPART A CYCLIC IMPULSE SIGNAL TO A FIRST ONE OF SAID RESONANT RINGS WHICH COMPLETELY ENCIRCLES THE FLUID MEDIUM PASSING THROUGH THE BARREL WHEREBY VIBRATIONS DUE TO SAID IMPULSE SIGNAL ARE UNIFORMLY TRANSMITTED AROUND THE PERIPHERY OF THE FLUID MEDIUM, MEANS EFFECTIVE TO PICK UP FROM A SECOND ONE OF SAID RESONANT RINGS WHICH COMPLETELY ENCIRCLES THE FLUID MEDIUM AND UNIFORMLY RECEIVE SAID VIBRATIONS AROUND THE PERIPHERY OF THE FLUID MEDIUM DUE TO THE CYCLIC IMPULSE SIGNAL TRANSMITTED FROM SAID FIRST ONE OF SAID RESONANT RINGS TO SAID SECOND ONE OF SAID RESONANT RINGS THROUGH THE BODY OF LIQUID BETWEEN SAID RESONANT RINGS, MEANS EFFECTIVE TO PICK UP THE CYCLIC IMPULSE SIGNAL AT A LOCATION SPACED FROM SAID SECOND ONE OF SAID RESONANT RINGS, AND MEANS EFFECTIVE TO COMPARE THE SIGNALS PICKED UP AT THE SPACED APART LOCATIONS.
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) | 1970-12-11 | 1971-06-12 | 1971-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-11 | 1975-06-12 | 1975-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-11 | 1979-06-12 | 1979-12-12 | $7700.00 | Window Closed / Lapsed |