US3361972A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic log slope adjustment system
Assignee: United States Department of the Air Force
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Filing: 1964-10-20
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Granted: 1968-01-02
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Expires: 1984-10-20
Abstract
No abstract record available.
Inventors
- 👤 Jerry L Eaves
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:30
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/28; G01S7/285; G01S7/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A SYSTEM FOR AUTOMATICALLY ADJUSTING THE LOG SLOPE OF A LOG RECEIVER TO AN INITIALLY PRESELECTED VALUE UPON A VARIATION THEREFROM COMPRISING A LOG RECEIVER HAVING THE LOG SLOP THEREOF INITIALLY SET TO A PRESELECTED VALUE, SAID LOG RECEIVER RECEIVING A PAIR OF PULSES IN SERIES, ONE OF SAID PULSES OF SAID PAIR DIFFERING IN AMPLITUDE FROM THE OTHER, MEANS INTEGRATED WITH SAID LOG RECEIVER TO VARY SAID LOG SLOPE, A MOTOR INTERCONNECTED WITH SAID VARYING MEANS, MEANS AT THE OUTPUT OF SAID LOG RECEIVER TO PROVIDE AN ERROR SIGNAL WHEN SAID LOG SLOPE VARIES FROM SAID PRESELECTED VALUE, AND MEANS TO INTERCONNECT A DIRECT CURRENT VOLTAGE SOURCE TO SAID MOTOR UNTIL SAID LOG SLOPE RETURNS TO SAID PRESELECTED VALUE, SAID INTERCONNECTING MEANS BEING ACTUATED BY SAID ERROR SIGNAL.
Claim 2
Independent Claim
129 words
A SYSTEM FOR AUTOMATICALLY ADJUSTING THE LOG SLOPE OF A LOG RECEIVER TO AN INITIALLY PRESELECTED VALUE UPON A VARIATION THEREFROM COMPRISING A LOG RECEIVER HAVING THE LOG SLOP THEREOF INITIALLY SET TO A PRESELECTED VALUE, SAID LOG RECEIVER RECEIVING A PAIR OF PULSES IN SERIES, ONE OF SAID PULSES OF SAID PAIR DIFFERING IN AMPLITUDE FROM THE OTHER, MEANS INTEGRATED WITH SAID LOG RECEIVER TO VARY SAID LOG SLOPE, A MOTOR INTERCONNECTED WITH SAID VARYING MEANS, MEANS AT THE OUTPUT OF SAID LOG RECEIVER TO PROVIDE AN ERROR SIGNAL WHEN SAID LOG SLOPE VARIES FROM SAID PRESELECTED VALUE, AND MEANS TO INTERCONNECT A DIRECT CURRENT VOLTAGE SOURCE TO SAID MOTOR UNTIL SAID LOG SLOPE RETURNS TO SAID PRESELECTED VALUE, SAID INTERCONNECTING MEANS BEING ACTUATED BY SAID ERROR SIGNAL.
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) | 1971-01-01 | 1971-07-03 | 1972-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-01 | 1975-07-03 | 1976-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-01 | 1979-07-03 | 1980-01-02 | $7700.00 | Window Closed / Lapsed |