Patent US3243149A successfully refreshed from Google Patents.
US3243149A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-aligning landing support apparatus for space vehicles
Assignee: Individual
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Filing: 1964-09-17
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Granted: 1966-03-29
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Expires: 1984-09-17
Abstract
No abstract record available.
Inventors
- 👤 Andrew B Burns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:38
CPC Classifications
B; B64; B64G; B64G1/00; B64G1/22; B64G1/62; B64G1/625
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
217 words
A SELF-ALIGNING LANDING SUPPORT APPARATUS FOR USE ON SPACE VEHICLES AND PROVIDING A SHOCK ABSORBING SELFLEVELING UNDERCARRIAGE STRUCTURE COMPRISING: A PLURALITY OF PARALLELOGRAM STRUCTURES ADAPTED FOR PIVOTALLY JOINING AT THE INNER END TO THE LANDING END OF THE SPACE VEHICLE IN CIRCUMFERENTIALLY SPACED RELATIONSHIP WITH EACH OTHER ABOUT THE VERTICAL AXIS OF THE SPACE VEHICLE, EACH OF SAID PARALLELOGRAM STRUCTURES HAVING AN OUTER MEMBER MOVABLE IN THE PLANE OF THE VERTICAL AXIS OF THE SPACE VEHICLE, AN ACTUATING ROD MEANS RETAINED BY AND LONGITUDINALLY SLIDABLE WITHIN THE OUTER MEMBER OF EACH OF SAID PARALLELOGRAM STRUCTURES IN THE PLANE OF THE VERTICAL AXIS OF THE SPACE VEHICLE AND EXTENDING DOWNWARD FOR ENGAGING THE LANDING SURFACE WHEN LANDING THE SPACE VEHICLE, AN ENERGY ABSORBER MEANS SUPPORTED BY THE OUTER MEMBER OF EACH OF SAID PARALLLELOGRAM STRUCTURES AND ENGAGING THE ADJACENT SAID ACTUATING ROD MEANS FOR ABSORBING THE IMPACT SHOCK ON LANDING THE SPACE VEHICLE, A TELESCOPING BRACE MEANS DIAGONALLY MOUNTED WITHIN EACH OF SAID PARALLELOGRAM STRUCTURES, A NORMALLY OPEN LOCKING MEANS JOINED TO EACH OF SAID TELESCOPING BRACE MEANS, AND ACTUATING MEANS JOINED TO EACH OF SAID LOCKING MEANS FOR SIMULTANEOUSLY ACTUATING SAID LOCKING MEANS AFTER A PREDETERMINED SUMMATION OF UPWARD MOVEMENT OF THE OUTER MEMBERS ON SAID PARALLELOGRAM STRUCTURES TO THUS PREVENT FURTHER MOVEMENT OF SAID PARALLELOGRAM STRUCTURES.
Claim 2
Dependent Claim
217 words
A SELF-ALIGNING LANDING SUPPORT APPARATUS FOR USE ON SPACE VEHICLES AND PROVIDING A SHOCK ABSORBING SELFLEVELING UNDERCARRIAGE STRUCTURE COMPRISING: A PLURALITY OF PARALLELOGRAM STRUCTURES ADAPTED FOR PIVOTALLY JOINING AT THE INNER END TO THE LANDING END OF THE SPACE VEHICLE IN CIRCUMFERENTIALLY SPACED RELATIONSHIP WITH EACH OTHER ABOUT THE VERTICAL AXIS OF THE SPACE VEHICLE, EACH OF SAID PARALLELOGRAM STRUCTURES HAVING AN OUTER MEMBER MOVABLE IN THE PLANE OF THE VERTICAL AXIS OF THE SPACE VEHICLE, AN ACTUATING ROD MEANS RETAINED BY AND LONGITUDINALLY SLIDABLE WITHIN THE OUTER MEMBER OF EACH OF SAID PARALLELOGRAM STRUCTURES IN THE PLANE OF THE VERTICAL AXIS OF THE SPACE VEHICLE AND EXTENDING DOWNWARD FOR ENGAGING THE LANDING SURFACE WHEN LANDING THE SPACE VEHICLE, AN ENERGY ABSORBER MEANS SUPPORTED BY THE OUTER MEMBER OF EACH OF SAID PARALLLELOGRAM STRUCTURES AND ENGAGING THE ADJACENT SAID ACTUATING ROD MEANS FOR ABSORBING THE IMPACT SHOCK ON LANDING THE SPACE VEHICLE, A TELESCOPING BRACE MEANS DIAGONALLY MOUNTED WITHIN EACH OF SAID PARALLELOGRAM STRUCTURES, A NORMALLY OPEN LOCKING MEANS JOINED TO EACH OF SAID TELESCOPING BRACE MEANS, AND ACTUATING MEANS JOINED TO EACH OF SAID LOCKING MEANS FOR SIMULTANEOUSLY ACTUATING SAID LOCKING MEANS AFTER A PREDETERMINED SUMMATION OF UPWARD MOVEMENT OF THE OUTER MEMBERS ON SAID PARALLELOGRAM STRUCTURES TO THUS PREVENT FURTHER MOVEMENT OF SAID PARALLELOGRAM STRUCTURES.
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) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |