US3176936A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control system for aircraft
Assignee: Lockheed Martin Corp
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Filing: 1963-06-17
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Granted: 1965-04-06
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Expires: 1983-06-17
Abstract
No abstract record available.
Inventors
- 👤 Robert G Howard
- 👤 Thomas H Mcclain
- 👤 George C Perrine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:30
CPC Classifications
B; B64; B64C; B64C29/00; B64C29/0091; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20012
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
A CONTROL SYSTEM FOR PRODUCING A PLURALITY OF OUTPUT MOTIONS WHICH IS THE ALGEBRAIC SUM OF A PLURALITY OF INPUT MOTIONS COMPRISING: (A) FIRST FORCE TRANSMITTING MEANS ROTATABLY MOUNTED ON A FIXED AXIS, SAID FIRST FORCE TRANSMITTING MEANS BEING ROTATED ABOUT SAID FIXED AXIS WHEN SUBJECTED TO A FIRST INPUT FORCE; (B) SECOND FORCE TRANSMITTING MEANS ROTATABLY MOUNTED AND SAID FIXED AXIS, SAID SECOND FORCE TRANSMITTING MEANS BEING NORMALLY POSITIONED AT A PREDETERMINED ANGLE TO SAID FIRST FORCE TRANSMITTING MEANS; (C) A BELL CRANK ROTATABLY MOUNTED ON SAID FIRST FORCE TRANSMITTING MEANS, SAID BELL CRANK HAVING A PLURALITY OF ARMS, ONE OF SAID ARMS BEING NORMALLY POSITIONED PARALLEL TO SAID SECOND FORCE TRANSMITTING MEANS; (D) FIRST ROD MEANS CONNECTING SAID SECOND FORCE TRANSMITTING MEANS TO SAID ONE ARM OF SAID BELL CRANK FOR MAINTAINING THEIR PARALLEL RELATIONSHIP WHEN THEY ARE ROTATED DUE TO A SECOND INPUT FORCE; (E) SECOND ROD MEANS CONNECTED TO THE PIVOT POINT OF SAID BELL CRANK FOR TRANSMITTING A FIRST OUTPUT FORCE
Claim 2
Dependent Claim
166 words
A CONTROL SYSTEM FOR PRODUCING A PLURALITY OF OUTPUT MOTIONS WHICH IS THE ALGEBRAIC SUM OF A PLURALITY OF INPUT MOTIONS COMPRISING: (A) FIRST FORCE TRANSMITTING MEANS ROTATABLY MOUNTED ON A FIXED AXIS, SAID FIRST FORCE TRANSMITTING MEANS BEING ROTATED ABOUT SAID FIXED AXIS WHEN SUBJECTED TO A FIRST INPUT FORCE; (B) SECOND FORCE TRANSMITTING MEANS ROTATABLY MOUNTED AND SAID FIXED AXIS, SAID SECOND FORCE TRANSMITTING MEANS BEING NORMALLY POSITIONED AT A PREDETERMINED ANGLE TO SAID FIRST FORCE TRANSMITTING MEANS; (C) A BELL CRANK ROTATABLY MOUNTED ON SAID FIRST FORCE TRANSMITTING MEANS, SAID BELL CRANK HAVING A PLURALITY OF ARMS, ONE OF SAID ARMS BEING NORMALLY POSITIONED PARALLEL TO SAID SECOND FORCE TRANSMITTING MEANS; (D) FIRST ROD MEANS CONNECTING SAID SECOND FORCE TRANSMITTING MEANS TO SAID ONE ARM OF SAID BELL CRANK FOR MAINTAINING THEIR PARALLEL RELATIONSHIP WHEN THEY ARE ROTATED DUE TO A SECOND INPUT FORCE; (E) SECOND ROD MEANS CONNECTED TO THE PIVOT POINT OF SAID BELL CRANK FOR TRANSMITTING A FIRST OUTPUT FORCE
References Cited (Backward Citations)
US3077934A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |