US3071964A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air speed sensor
Assignee: Unisys Corp
•
Filing: 1961-02-13
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Granted: 1963-01-08
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Expires: 1981-02-13
Abstract
No abstract record available.
Inventors
- 👤 Joan T Hess
- 👤 The Franklin National Bank Isl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:59
CPC Classifications
G; G01; G01P; G01P5/00; G01P5/02; G01P5/06; G01P5/07
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
124 words
APPARATUS FOR MEASURING THE SPEED AND DIRECTION OF A HORIZONTAL RELATIVE WIND COMPRISING A FAN, MEANS ROTATING SAID FAN AT A SUBSTANTIALLY CONSTANT HIGH SPEED AND SUPPORTING SAID FAN IN SUCH A WAY THAT THE PLANE OF ROTATION OF SAID FAN IS ALWAYS HORIZONTAL, THE BLADES OF SAID FAN BEING RESPONSIVE TO A FIRST COMPONENT OF THE WIND TO APPLY A MOMENT TO SAID FAN ABOUT AN AXIS PARALLEL TO THAT COMPONENT AND BEING RESPONSIVE TO A SECOND WIND COMPONENT, ORTHOGONAL TO SAID FIRST WIND COMPONENT, TO APPLY A MOMENT TO SAID FAN ABOUT AN AXIS PARALLEL TO SAID SECOND WIND COMPONENT, MEANS RESPONSIVE TO BOTH SAID MOMENTS TO PRODUCE SIGNALS RESPECTIVELY REPRESENTING THOSE MOMENTS, AND MEANS RECEIVING SAID SIGNALS AND VECTORIALLY ADDING THEM.
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) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |