Patent US3170529A successfully refreshed from Google Patents.
US3170529A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lift augmentation means for ground effect machines
Assignee: Garrett Corp
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Filing: 1960-04-08
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Granted: 1965-02-23
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Expires: 1980-04-08
Abstract
No abstract record available.
Inventors
- 👤 Archibald P Kelley
- 👤 Leslie W Norman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:13
CPC Classifications
B; B60; B60V; B60V1/00; B60V1/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
A GROUND EFFECT MACHINE COMPRISING: A BODY FORMING PASSAGE MEANS WITH AN INLET AND INNER AND OUTER DOWNWARDLY DIRECTED OUTLETS, SAID OUTER OUTLET BEING OF RESTRICTED WIDTH AND DISPOSED TO SURROUND SAID INNER OUTLET, MEANS IN SAID PASSAGE MEANS FOR FORCING AIR FROM SAID INLET THROUGH SAID OUTLETS; AND MEANS CARRIED BY SAID BODY AND COMMUNICATING WITH SAID PASSAGE MEANS FOR SUPPLYING RELATIVELY DENSE FLUID TO A REGION OF SAID PASSAGE MEANS IMMEDIATELY UPSTREAM OF SAID LEADING SOLELY TO SAID OUTER OUTLET.
Claim 2
Dependent Claim
82 words
A GROUND EFFECT MACHINE COMPRISING: A BODY FORMING PASSAGE MEANS WITH AN INLET AND INNER AND OUTER DOWNWARDLY DIRECTED OUTLETS, SAID OUTER OUTLET BEING OF RESTRICTED WIDTH AND DISPOSED TO SURROUND SAID INNER OUTLET, MEANS IN SAID PASSAGE MEANS FOR FORCING AIR FROM SAID INLET THROUGH SAID OUTLETS; AND MEANS CARRIED BY SAID BODY AND COMMUNICATING WITH SAID PASSAGE MEANS FOR SUPPLYING RELATIVELY DENSE FLUID TO A REGION OF SAID PASSAGE MEANS IMMEDIATELY UPSTREAM OF SAID LEADING SOLELY TO SAID OUTER OUTLET.
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) | 1968-02-23 | 1968-08-24 | 1969-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-23 | 1972-08-24 | 1973-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-23 | 1976-08-24 | 1977-02-23 | $7700.00 | Window Closed / Lapsed |