US3195665A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plenum chamber ground effect machine
Assignee: Individual
•
Filing: 1960-11-23
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Granted: 1965-07-20
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Expires: 1980-11-23
Abstract
No abstract record available.
Inventors
- 👤 Melville W Beardsley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:40
CPC Classifications
B; B60; B60V; B60V1/00; B60V1/04; B60V1/046
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
167 words
A VEHICLE ABLE TO SUPPORT ITSELF ABOVE A SURFACE BY FLUID PRESSURE COMPRISING A PLENUM SHELL OPEN TOWARD THE SURFACE AND INCLUDING AN UPPER SURFACE AND DOWNWARDLY AND INWARDLY CURVING SIDES, A FLUID FLOW PUMP LOCATED TO DISCHARGE FLUID INTO SAID SHELL, MEANS FOR DEFLECTING FLUID W%ITHIN SAID PLENUM SHELL LOCATED IN THE PATH OF FLUID FROM SAID FLUID FLOW PUMP AND ADJACENT THERETO AND EXTENDING UPWARDLY AND OUTWARDLY, A WALL SECTION EXTENDING DOWNWARD FROM SAID UPPER SURFACE OF SAID PLENUM SHELL, AND AN EDGE PORTION OF SAID MEANS FOR DEFLECTING FLUID SPACED FROM SAID WALL SECTION IN SUBSTANTIALLY PARALLEL AND OVERLAPPING RELATIONSHIP TO SAID WALL SECTION WHEREBY THE FLUID FROM SAID FLUID FLOW PUMP IS DEFLECTED THROUGH THE SPACING BETWEEN SAID WALL SECTION AND SAID EDGE PORTION OF SAID MEANS FOR DEFLECTING FLUID, SAID DOWNWARDLY CURVING SIDES CURVING INWARDLY AND HAVING A MINIMUM EFFECTIVE RADIUS OF CURVATURE EXCEEDING THE DISTANCE BETWEEN SAID EDGE PORTION OF SAID MEANS FOR DEFLECTING FLUID AND SAID WALL SECTION ADJACENT THERETO.
Claim 2
Dependent Claim
167 words
A VEHICLE ABLE TO SUPPORT ITSELF ABOVE A SURFACE BY FLUID PRESSURE COMPRISING A PLENUM SHELL OPEN TOWARD THE SURFACE AND INCLUDING AN UPPER SURFACE AND DOWNWARDLY AND INWARDLY CURVING SIDES, A FLUID FLOW PUMP LOCATED TO DISCHARGE FLUID INTO SAID SHELL, MEANS FOR DEFLECTING FLUID W%ITHIN SAID PLENUM SHELL LOCATED IN THE PATH OF FLUID FROM SAID FLUID FLOW PUMP AND ADJACENT THERETO AND EXTENDING UPWARDLY AND OUTWARDLY, A WALL SECTION EXTENDING DOWNWARD FROM SAID UPPER SURFACE OF SAID PLENUM SHELL, AND AN EDGE PORTION OF SAID MEANS FOR DEFLECTING FLUID SPACED FROM SAID WALL SECTION IN SUBSTANTIALLY PARALLEL AND OVERLAPPING RELATIONSHIP TO SAID WALL SECTION WHEREBY THE FLUID FROM SAID FLUID FLOW PUMP IS DEFLECTED THROUGH THE SPACING BETWEEN SAID WALL SECTION AND SAID EDGE PORTION OF SAID MEANS FOR DEFLECTING FLUID, SAID DOWNWARDLY CURVING SIDES CURVING INWARDLY AND HAVING A MINIMUM EFFECTIVE RADIUS OF CURVATURE EXCEEDING THE DISTANCE BETWEEN SAID EDGE PORTION OF SAID MEANS FOR DEFLECTING FLUID AND SAID WALL SECTION ADJACENT THERETO.
References Cited (Backward Citations)
US3042129A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |