Patent US3258080A successfully refreshed from Google Patents.
US3258080A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Horizontally folded skirts for air cushion borne vehicles
Assignee: Vinters Armstrongs Ltd
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Filing: 1963-10-14
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Granted: 1966-06-28
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Expires: 1983-10-14
Abstract
No abstract record available.
Inventors
- 👤 Williams Geoffrey Hugh
- 👤 Bennison Michael Jeremy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:25
CPC Classifications
B; B60; B60V; B60V1/00; B60V1/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
A VEHICLE ADAPTED TO BE BORNE AT LEAST PARTIALLY ON AN AIR CUSHION, THE VEHICLE COMPRISING A VEHICLE BODY, THERE BEING AN AIR CUSHION SPACE BENEATH THE BODY, A SKIRT DEPENDING FROM THE UNDERSIDE OF THE VEHICLE BODY FOR MINIMISING LATERAL ESCAPE OF AIR FROM THE CUSHION, A PART OF THE SKIRT BEING FORMED OF FLEXIBLE SHEET MATERIAL HAVING A PLURALITY OF FOLDS EXTENDING SUBSTANTIALLY HORIZONTALLY WHEREBY WHEN THE LOWER EDGE OF THE SKIRT IS DEFLECTED UP AND DOWN RELATIVE TO THE VEHICLE BODY EACH FOLD CLOSES AND OPENS RESPECTIVELY, A RESILIENT ROD SECURED TO SAID PART OF THE SKIRT AND DISPOSED ALONG EACH FOLD LINE LOCATED ALONG THE JUNCTIONS OF EACH FOLD WITH ADJACENT FOLDS, AND TIES SECURING EACH ROD TO THE UNDERSIDE OF THE VEHICLE BODY.
Claim 2
Dependent Claim
128 words
A VEHICLE ADAPTED TO BE BORNE AT LEAST PARTIALLY ON AN AIR CUSHION, THE VEHICLE COMPRISING A VEHICLE BODY, THERE BEING AN AIR CUSHION SPACE BENEATH THE BODY, A SKIRT DEPENDING FROM THE UNDERSIDE OF THE VEHICLE BODY FOR MINIMISING LATERAL ESCAPE OF AIR FROM THE CUSHION, A PART OF THE SKIRT BEING FORMED OF FLEXIBLE SHEET MATERIAL HAVING A PLURALITY OF FOLDS EXTENDING SUBSTANTIALLY HORIZONTALLY WHEREBY WHEN THE LOWER EDGE OF THE SKIRT IS DEFLECTED UP AND DOWN RELATIVE TO THE VEHICLE BODY EACH FOLD CLOSES AND OPENS RESPECTIVELY, A RESILIENT ROD SECURED TO SAID PART OF THE SKIRT AND DISPOSED ALONG EACH FOLD LINE LOCATED ALONG THE JUNCTIONS OF EACH FOLD WITH ADJACENT FOLDS, AND TIES SECURING EACH ROD TO THE UNDERSIDE OF THE VEHICLE BODY.
References Cited (Backward Citations)
US936395A
Cited
US3082836A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-27 | 1969-12-27 | 1970-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-27 | 1973-12-27 | 1974-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-27 | 1977-12-27 | 1978-06-28 | $7700.00 | Window Closed / Lapsed |