US3308662A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Meters for measuring the mass flow of fluids
Assignee: Individual
•
Filing: 1964-05-18
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Granted: 1967-03-14
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Expires: 1984-05-18
Abstract
No abstract record available.
Inventors
- 👤 Maurer Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:14
CPC Classifications
H; H05; H05K; H05K13/00; H05K13/04; H05K13/0495; G; G01; G01F; G01F1/00; G01F1/76; G01F1/78; G01F1/80
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
A METER FOR MEASURING THE MASS FLOW OF A STREAM OF FLUID THERETHROUGH, COMPRISING; MEANS DIRECTING A PORTION OF SAID STREAM ALONG A FIRST PATH; MEANS FOR IMPARTING A SWIRL TO THE FLUID IN SAID FIRST PATH; MEANS DIRECTING THE REMAINDER OF SAID STREAM ALONG A SECOND PATH, BYPASSING SAID FIRST PATH; MEANS DEFINING A MIXING CHAMBER, SAID FIRST AND SECOND PATHS BOTH DISCHARGING INTO SAID MIXING CHAMBER; AN OUTLET LEADING FROM SAID MIXING CHAMBER; SPEED MEASURING MEANS ADJACENT SAID OUTLET FOR MEASURING THE TOTAL SWIRL VELOCITY OF THE ENTIRE FLUID STREAM ENTERING SAID OUTLET; AND MEANS FOR MEASURING THE TORSIONAL REACTION OF SAID FLUID WHEREBY THE TOTAL MASS FLOW MAY BE CALCULATED FROM SAID SPEED AND REACTION MEASUREMENTS.
Claim 2
Dependent Claim
119 words
A METER FOR MEASURING THE MASS FLOW OF A STREAM OF FLUID THERETHROUGH, COMPRISING; MEANS DIRECTING A PORTION OF SAID STREAM ALONG A FIRST PATH; MEANS FOR IMPARTING A SWIRL TO THE FLUID IN SAID FIRST PATH; MEANS DIRECTING THE REMAINDER OF SAID STREAM ALONG A SECOND PATH, BYPASSING SAID FIRST PATH; MEANS DEFINING A MIXING CHAMBER, SAID FIRST AND SECOND PATHS BOTH DISCHARGING INTO SAID MIXING CHAMBER; AN OUTLET LEADING FROM SAID MIXING CHAMBER; SPEED MEASURING MEANS ADJACENT SAID OUTLET FOR MEASURING THE TOTAL SWIRL VELOCITY OF THE ENTIRE FLUID STREAM ENTERING SAID OUTLET; AND MEANS FOR MEASURING THE TORSIONAL REACTION OF SAID FLUID WHEREBY THE TOTAL MASS FLOW MAY BE CALCULATED FROM SAID SPEED AND REACTION MEASUREMENTS.
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) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |