US3143882A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid transducer
Assignee: LGL Group Inc
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Filing: 1960-10-27
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Granted: 1964-08-11
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Expires: 1980-10-27
Abstract
No abstract record available.
Inventors
- 👤 Alexander W Brueckner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:56
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/05; G01F1/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
A FLOWMETER COMPRISING A WALL FORMING A HOUSING HAVING A FLUID PASSAGEWAY THEREIN, ROTOR MEANS ROTATABLY MOUNTED IN SAID FLUID PASSAGEWAY HAVING A CENTRAL BODY PORTION AND A PLURALITY OF BLADES THEREON, DIVERTER MEANS UPSTREAM OF SAID ROTOR MEANS FOR DIVERTING A SUBSTANTIAL PORTION OF THE FLUID IN SAID FLUID PASSAGEWAY TO INCLUDE DIVERTING THE FLUID FLOW FROM SAID BODY PORTION, ANNULAR, THIN WALLED SHROUD MEANS HAVING AT LEAST A PORTION THEREOF UPSTREAM OF SAID ROTOR MEANS AND DOWNSTREAM OF AT LEAST A PORTION OF SAID DIVERTER MEANS FOR REDIRECTING THE FLUID FLOW FROM SAID DIVERTER MEANS IN A DIRECTION PRIMARILY PARALLEL TO THE LONGITUDINAL AXIS OF SAID FLUID PASSAGEWAY IN THE VICINITY OF SAID ROTOR MEANS AND MEANS SUPPORTING SAID SHROUD MEANS ADJACENT AN EXTREMITY OF SAID BLADES AND RADIALLY SPACED FROM SAID WALL WHEREBY FLUID
Claim 2
Dependent Claim
137 words
A FLOWMETER COMPRISING A WALL FORMING A HOUSING HAVING A FLUID PASSAGEWAY THEREIN, ROTOR MEANS ROTATABLY MOUNTED IN SAID FLUID PASSAGEWAY HAVING A CENTRAL BODY PORTION AND A PLURALITY OF BLADES THEREON, DIVERTER MEANS UPSTREAM OF SAID ROTOR MEANS FOR DIVERTING A SUBSTANTIAL PORTION OF THE FLUID IN SAID FLUID PASSAGEWAY TO INCLUDE DIVERTING THE FLUID FLOW FROM SAID BODY PORTION, ANNULAR, THIN WALLED SHROUD MEANS HAVING AT LEAST A PORTION THEREOF UPSTREAM OF SAID ROTOR MEANS AND DOWNSTREAM OF AT LEAST A PORTION OF SAID DIVERTER MEANS FOR REDIRECTING THE FLUID FLOW FROM SAID DIVERTER MEANS IN A DIRECTION PRIMARILY PARALLEL TO THE LONGITUDINAL AXIS OF SAID FLUID PASSAGEWAY IN THE VICINITY OF SAID ROTOR MEANS AND MEANS SUPPORTING SAID SHROUD MEANS ADJACENT AN EXTREMITY OF SAID BLADES AND RADIALLY SPACED FROM SAID WALL WHEREBY FLUID
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) | 1967-08-11 | 1968-02-10 | 1968-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-11 | 1972-02-10 | 1972-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-11 | 1976-02-10 | 1976-08-11 | $7700.00 | Window Closed / Lapsed |