US3272974A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universal turbulence indicator
Assignee: METEOROLOGY RES Inc
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Filing: 1963-04-08
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Granted: 1966-09-13
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Expires: 1983-04-08
Abstract
No abstract record available.
Inventors
- 👤 Jr Paul B Maccready
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:27
CPC Classifications
B; B64; B64D; B64D45/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
APPARATUS FOR MEASURING FLUID TURBULENCE COMPRISING A FLUID VELOCITY SENSOR, ELECTRICAL SIGNAL GENERATOR MEANS CONNECTED TO SAID FLUID VELOCITY SENSOR FOR GENERATING AN ELECTRICAL SIGNAL WHICH IS A PREDETERMINED FUNCTION OF THE FLUID VELOCITY SENSED, SIGNAL FILTER MEANS HAVING AN INPUT AND AN OUTPUT AND OPERABLE TO PASS A BAND OF FREQUENCIES CORRESPONDING TO WAVELENGTHS WITHIN A FIVETHIRDS SPECTRAL POWER RANGE OF FLUID TUBULENCE, AND INDICATOR MEANS CONNECTED TO THE OUTPUT OF THE FILTER MEANS AND OPERABLE IN RESPONSE TO THE ELECTRICAL SIGNAL OUTPUT OF THE FILTER MEANS TO PROVIDE AN INDICATION WHICH IS A FUNCTION OF THE ELECTRICAL SIGNAL OUTPUT OF THE SIGNAL MEANS.
Claim 2
Dependent Claim
105 words
APPARATUS FOR MEASURING FLUID TURBULENCE COMPRISING A FLUID VELOCITY SENSOR, ELECTRICAL SIGNAL GENERATOR MEANS CONNECTED TO SAID FLUID VELOCITY SENSOR FOR GENERATING AN ELECTRICAL SIGNAL WHICH IS A PREDETERMINED FUNCTION OF THE FLUID VELOCITY SENSED, SIGNAL FILTER MEANS HAVING AN INPUT AND AN OUTPUT AND OPERABLE TO PASS A BAND OF FREQUENCIES CORRESPONDING TO WAVELENGTHS WITHIN A FIVETHIRDS SPECTRAL POWER RANGE OF FLUID TUBULENCE, AND INDICATOR MEANS CONNECTED TO THE OUTPUT OF THE FILTER MEANS AND OPERABLE IN RESPONSE TO THE ELECTRICAL SIGNAL OUTPUT OF THE FILTER MEANS TO PROVIDE AN INDICATION WHICH IS A FUNCTION OF THE ELECTRICAL SIGNAL OUTPUT OF THE SIGNAL MEANS.
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) | 1969-09-12 | 1970-03-14 | 1970-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-12 | 1974-03-14 | 1974-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-12 | 1978-03-14 | 1978-09-13 | $7700.00 | Window Closed / Lapsed |