Patent US3180144A successfully refreshed from Google Patents.
US3180144A
Expired / Lapsed
US
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Flowmeter electrodes
Assignee: George Kent Stroud Ltd
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Filing: 1961-05-15
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Granted: 1965-04-27
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Expires: 1981-05-15
Abstract
No abstract record available.
Inventors
- 👤 Bennett Leonard Myer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:08
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/56; G01F1/58; G01F1/584; G01N; G01N27/00; G01N27/02; G01N27/023; G01N27/04; G01N27/06; G01N27/07
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
IN COMBINATION, A TUBE HAVING A WALL AND AN INNER LINING WITHIN SAID WALL OF ELECTRICALLY INSULATING MATERIAL COMPATIBLE WITH A LIQUID THE FLOW OF WHICH IS TO BE CONTAINED WITHIN SAID TUBE, AND AN ELECTRODE MOUNTED IN SAID WALL WITH AN INNER END ELECTRODE SURFACE TO PROVIDE AN ELECTRICAL CONTACT WITH THE LIQUID FLOWING ALONG THE TUBE AND PROJECTING EXTERNALLY OF THE TUBE TO PROVIDE AN ELECTRICAL CONNECTION, SAID WALL HAVING A RADIAL BORE WITH AN INTERNAL SCREW THREAD AND THE MATERIAL OF THE WALL IN WHICH SAID BORE IS FORMED BEING ELECTRICALLY INSULATING MATERIAL, AND SAID ELECTRODE HAVING A SCREW THREADED SHANK ENGAGING SAID THREADED BORE WITH A TAPERING INNER END NOSE PORTION WHICH IS OF DECREASING DIAMETER AWAY FROM SAID SHANK SEATS IN A BORE IN THE LINING ALINGED WITH SAID THREADED BORE, AND ANOTHER ELECTRODE EXPOSED TO THE INTERIOR OF THE TUBE ON THE OPPOSITE SIDE OF THE TUBE FROM THE FIRST-NAMED ELECTRODE.
Claim 2
Dependent Claim
157 words
IN COMBINATION, A TUBE HAVING A WALL AND AN INNER LINING WITHIN SAID WALL OF ELECTRICALLY INSULATING MATERIAL COMPATIBLE WITH A LIQUID THE FLOW OF WHICH IS TO BE CONTAINED WITHIN SAID TUBE, AND AN ELECTRODE MOUNTED IN SAID WALL WITH AN INNER END ELECTRODE SURFACE TO PROVIDE AN ELECTRICAL CONTACT WITH THE LIQUID FLOWING ALONG THE TUBE AND PROJECTING EXTERNALLY OF THE TUBE TO PROVIDE AN ELECTRICAL CONNECTION, SAID WALL HAVING A RADIAL BORE WITH AN INTERNAL SCREW THREAD AND THE MATERIAL OF THE WALL IN WHICH SAID BORE IS FORMED BEING ELECTRICALLY INSULATING MATERIAL, AND SAID ELECTRODE HAVING A SCREW THREADED SHANK ENGAGING SAID THREADED BORE WITH A TAPERING INNER END NOSE PORTION WHICH IS OF DECREASING DIAMETER AWAY FROM SAID SHANK SEATS IN A BORE IN THE LINING ALINGED WITH SAID THREADED BORE, AND ANOTHER ELECTRODE EXPOSED TO THE INTERIOR OF THE TUBE ON THE OPPOSITE SIDE OF THE TUBE FROM THE FIRST-NAMED ELECTRODE.
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) | 1968-04-26 | 1968-10-26 | 1969-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-26 | 1972-10-26 | 1973-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-26 | 1976-10-26 | 1977-04-27 | $7700.00 | Window Closed / Lapsed |