US3254731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle skirt element for ground effect vehicle
Assignee: Ford Motor Co
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Filing: 1962-03-08
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Granted: 1966-06-07
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Expires: 1982-03-08
Abstract
No abstract record available.
Inventors
- 👤 Ralph B Schreiber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:51
CPC Classifications
B; B60; B60V; B60V1/00; B60V1/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
IN AN AIR CUSHION VEHICLE WHEREIN MEANS ARE PROVIDED FOR MAINTAINING A SPACED RELATION BETWEEN THE UNDERSIDE OF SAID VEHICLE AND A SURFACE OVER WHICH THE VEHICLE IS TO HOVER OR TRAVEL, SAID MEANS INCLUDING MEAND FOR CREATING AND MAINTAINING AN AIR CUSHION BENEATH SAID VEHICLE, AND WHEREIN IS PROVIDED A PLURALITY OF DISCRETE FLEXIBLE ELEMENTS ENCLOSING A PORTION OF SAID AIR CUSHION FOR RETAINING THE LATTER AND PASSING SOLID OBJECTS OVER WHICH THE UNDERSIDE OF SAID VEHICLE PASSES, EACH OF SAID DISCRETE FLEXIBLE ELEMENTS COMPRISING MAIN ROD MEANS HAVING EMBEDDED THEREIN AT LEAST TWO REINFORCING RODS, EACH SAID MAIN ROD MEANS HAVING A PAIR OF LATERAL WALL PORTIONS EACH DISPOSED AT AN ACUTE ANGLE WITH RESPECT TO THE OTHER AND CONVERGENT AWAY FROM SAID AIR CUSHION FOR PROVIDING GREATER STABILITY WHEN LOADED BY SAID AIR CUSHION THAN WHEN LOADED BY SAID OBJECTS.
Claim 2
Dependent Claim
143 words
IN AN AIR CUSHION VEHICLE WHEREIN MEANS ARE PROVIDED FOR MAINTAINING A SPACED RELATION BETWEEN THE UNDERSIDE OF SAID VEHICLE AND A SURFACE OVER WHICH THE VEHICLE IS TO HOVER OR TRAVEL, SAID MEANS INCLUDING MEAND FOR CREATING AND MAINTAINING AN AIR CUSHION BENEATH SAID VEHICLE, AND WHEREIN IS PROVIDED A PLURALITY OF DISCRETE FLEXIBLE ELEMENTS ENCLOSING A PORTION OF SAID AIR CUSHION FOR RETAINING THE LATTER AND PASSING SOLID OBJECTS OVER WHICH THE UNDERSIDE OF SAID VEHICLE PASSES, EACH OF SAID DISCRETE FLEXIBLE ELEMENTS COMPRISING MAIN ROD MEANS HAVING EMBEDDED THEREIN AT LEAST TWO REINFORCING RODS, EACH SAID MAIN ROD MEANS HAVING A PAIR OF LATERAL WALL PORTIONS EACH DISPOSED AT AN ACUTE ANGLE WITH RESPECT TO THE OTHER AND CONVERGENT AWAY FROM SAID AIR CUSHION FOR PROVIDING GREATER STABILITY WHEN LOADED BY SAID AIR CUSHION THAN WHEN LOADED BY SAID OBJECTS.
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) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |