US3198082A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical primary flight control system utilizing redundant channels
Assignee: Lockheed Martin Corp
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Filing: 1962-11-09
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Granted: 1965-08-03
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Expires: 1982-11-09
Abstract
No abstract record available.
Inventors
- 👤 Wolfram Eduard K Kerris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:46
CPC Classifications
B; B64; B64C; B64C13/00; B64C13/24; B64C13/38; B64C13/50; B64C13/505; B64C13/504; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20006; Y10T74/20576; Y10T74/20636
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
AN ELECTRICAL PRIMARY FLIGHT CONTROL SYSTEM COMPRISING: AT LEAST THREE PARALLEL POWER TRANSMITTING CHANNELS; AN ACTUATOR IN EACH OF SAID CHANNELS; A DEVICE FOR SUMMING THE ACTUATOR OUTPUTS OF SAID CHANNELS; AND A DISCONNECE MECHANISM FOR DISCONNECTING A MANFUNCTIONING CHANNEL FROM SAID SUMMING DEVICE, SAID DISCONNECT MECHANISM INCLUDING: A SPINDLE CONNECTED TO THE ACTUATOR OUTPUT ROD AND HAVING AN ANNULAR GROOVE WITH BEVELED SIDES; A SHANK ATTACHED TO THE SUMMING DEVICE AND ADAPTED TO RECEIVE THE SPINDLE; OPPOSING ROLLER MEANS CARRIED BY SAID SHANK AND BEING ADAPTED TO ENGAGE SAID GROOVE DURING NORMAL OPERATION OF THE CHANNEL AND TO BE DISENGAGED FROM SAID GROOVE IN THE EVENT OF A CHANNEL MALFUNCTION; AND A SPRING BIASED KNEE JOINT CONNECTING SAID ROLLER MEANS FOR KEEPING THE ROLLER MEANS DISENGAGED AFTER A MALFUNCTION OF THE CHANNEL HAS OCCURRED.
Claim 2
Dependent Claim
135 words
AN ELECTRICAL PRIMARY FLIGHT CONTROL SYSTEM COMPRISING: AT LEAST THREE PARALLEL POWER TRANSMITTING CHANNELS; AN ACTUATOR IN EACH OF SAID CHANNELS; A DEVICE FOR SUMMING THE ACTUATOR OUTPUTS OF SAID CHANNELS; AND A DISCONNECE MECHANISM FOR DISCONNECTING A MANFUNCTIONING CHANNEL FROM SAID SUMMING DEVICE, SAID DISCONNECT MECHANISM INCLUDING: A SPINDLE CONNECTED TO THE ACTUATOR OUTPUT ROD AND HAVING AN ANNULAR GROOVE WITH BEVELED SIDES; A SHANK ATTACHED TO THE SUMMING DEVICE AND ADAPTED TO RECEIVE THE SPINDLE; OPPOSING ROLLER MEANS CARRIED BY SAID SHANK AND BEING ADAPTED TO ENGAGE SAID GROOVE DURING NORMAL OPERATION OF THE CHANNEL AND TO BE DISENGAGED FROM SAID GROOVE IN THE EVENT OF A CHANNEL MALFUNCTION; AND A SPRING BIASED KNEE JOINT CONNECTING SAID ROLLER MEANS FOR KEEPING THE ROLLER MEANS DISENGAGED AFTER A MALFUNCTION OF THE CHANNEL HAS OCCURRED.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-02 | 1969-02-01 | 1969-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-02 | 1973-02-01 | 1973-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-02 | 1977-02-01 | 1977-08-03 | $7700.00 | Window Closed / Lapsed |