US3260108A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for representing angle of attack and the like
Assignee: Giannini Controls Corp
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Filing: 1963-05-06
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Granted: 1966-07-12
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Expires: 1983-05-06
Abstract
No abstract record available.
Inventors
- 👤 Rimvydas A Kaminskas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:00
CPC Classifications
B; B64; B64D; B64D43/00; B64D43/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A SYSTEM FOR DEVELOPING A SIGNAL REPRESENTING A FLIGHT VARIABLE THAT IS A FUNCTION OF ANGLE OF ATTACK OF AN AIRCRAFT, SAID SYSTEM COMPRISING IN COMBINATION SENSING MEANS RESPONSIVE TO SAID FLIGHT VARIABLE AND ACTING TO DEVELOP A PRIMARY SIGNAL REPRESENTING THE VALUE THEREOF, LOW PASS FILTER MEANS FOR REMOVING FROM SAID SIGNAL FREQUENCY COMPONENTS ABOVE A CRITICAL FREQUENCY, MENS FOR PRODUCING AN AUXILIARY SIGNAL REPRESENTING VARIATIONS IN THE PITCH ANGLE OF THE AIRCRAFT AND INCLUDING FREQUENCY COMPONENTS ABOVE SAID CRITICAL FREQUENCY, MEANS FOR SUMMING THE AUXILIARY SIGNAL AND THE FILTERED PRIMARY SIGNAL TO PRODUCE A COMPOSITE SIGNAL THAT SUBSTANTIALLY REPRESENTS THE FLIGHT VARIABLE AND INCLUDES FREQUENCY COMPONENTS ON BOTH SIDES OF THE CRITICAL FREQUENCY.
Claim 2
Independent Claim
115 words
A SYSTEM FOR DEVELOPING A SIGNAL REPRESENTING A FLIGHT VARIABLE THAT IS A FUNCTION OF ANGLE OF ATTACK OF AN AIRCRAFT, SAID SYSTEM COMPRISING IN COMBINATION SENSING MEANS RESPONSIVE TO SAID FLIGHT VARIABLE AND ACTING TO DEVELOP A PRIMARY SIGNAL REPRESENTING THE VALUE THEREOF, LOW PASS FILTER MEANS FOR REMOVING FROM SAID SIGNAL FREQUENCY COMPONENTS ABOVE A CRITICAL FREQUENCY, MENS FOR PRODUCING AN AUXILIARY SIGNAL REPRESENTING VARIATIONS IN THE PITCH ANGLE OF THE AIRCRAFT AND INCLUDING FREQUENCY COMPONENTS ABOVE SAID CRITICAL FREQUENCY, MEANS FOR SUMMING THE AUXILIARY SIGNAL AND THE FILTERED PRIMARY SIGNAL TO PRODUCE A COMPOSITE SIGNAL THAT SUBSTANTIALLY REPRESENTS THE FLIGHT VARIABLE AND INCLUDES FREQUENCY COMPONENTS ON BOTH SIDES OF THE CRITICAL FREQUENCY.
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) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |