US3222926A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air mass relative motion meter
Assignee: Boeing Co
•
Filing: 1961-07-10
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Granted: 1965-12-14
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Expires: 1981-07-10
Abstract
No abstract record available.
Inventors
- 👤 Thurman W Carver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:36
CPC Classifications
G; G01; G01S; G01S11/00; G01S11/02; B; B64; B64D; B64D43/00; B64D43/02; G01P; G01P5/00; G01P5/24; G01P5/245; G01S1/00; G01S1/72
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
136 words
APPARATUS FOR MEASURING AIR MASS RELATIVE MOTION FROM AN AIRCRAFT, COMPRISING A TRANSMITTER OF COMPRESSIONAL WAVE PULSE ENERGY MOUNTED ON THE AIRCRAFT IN THE FREE AIRSTREAM, TWO RECEIVERS OF SUCH COMPRESSIONAL WAVE PULSE ENERGY MOUNTED ON THE AIRCRAFT AT PREDETERMINED LOCATIONS IN THE FREE AIRSTREAM DISPLACED REARWARDLY FROM THE TRANSMITTING LOCATION, THE RECEIVING LOCATIONS BEING LATERALLY SPACED FROM EACH OTHER AND FROM A LINE THROUGH THE TRANSMITTING LOCATION PARALLEL TO THE HEADING OF THE AIRCRAFT, TIMING MEANS OPERATIVELY ASSOCIATED WITH SAID TWO RECEIVERS FOR MEASURING THE DIFFERENCE OF TIME LAPSE BETWEEN TRANSMISSION OF WAVE PULSE ENERGY AND RECEPTION OF SUCH WAVE PULSE ENERGY BY SAID TWO RECEIVERS, AND MEANS FOR COMPUTING SAID AIR MASS RELATIVE MOTION FROM SUCH TIME LAPSE DIFFERENCE AT WHICH THE WAVE PULSE ENERGY WAS RECEIVED AT SAID TWO RECEIVERS FROM SAID TRANSMITTER.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |