US3332383A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable camber airfoil
Assignee: Individual
•
Filing: 1965-06-24
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Granted: 1967-07-25
•
Expires: 1985-06-24
Abstract
No abstract record available.
Inventors
- 👤 Wright Edward Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:46
CPC Classifications
B; B63; B63H; B63H9/00; B63H9/04; B63H9/06; B63H9/061; B64; B64C; B64C3/00; B64C3/38; B64C3/44; B64C3/48; Y; Y02; Y02T; Y02T50/00; Y02T50/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
219 words
A VARIABLE CAMBER AIRFOIL COMPRISING: A FLEXIBLE SKIN ASSEMBLY FORMING AN ENCLOSURE AND ADAPTED TO ASSUME THE CONTOUR OF AN AIRFOIL, SAID SKIN ASSEMBLY HAVING AN INTERIOR WALL SURFACE; A SUPPORTING STRUCTURE WITHIN SAID FLEXIBLE SKIN ASSEMBLY; FORMING MEANS HAVING AN AIRFOIL-SHAPED PERIPHERY MOUNTED ON SAID SUPPORTING STRUCTURE FOR ENGAGING SAID INTERIOR WALL SURFACE TO URGE SAID FLEXIBLE SKIN ASSEMBLY TO ASSUME THE CONTOUR OF AN AIRFOIL OF A FIRST CAMBER, SAID FORMING MEANS INCLUDING A PLURALITY OF MEMBERS MOVABLE RELATIVE TO EACH OTHER, AT LEAST SOME OF SAID MEMBERS ENGAGING SAID INTERIOR WALL SURFACE AND SHAPING SAID FLEXIBLE SKIN ASSEMBLY; MEANS FOR DISENGAGING AT LEAST SOME OF THE AREA OF ENGAGEMENT BETWEEN AT LEAST ONE OF SAID MEMBERS AND SAID INTERIOR WALL SURFACE; SECOND FORMING MEANS FOR ENGAGING SAID INTERIOR WALL SURFACE TO RESHAPE SAID SKIN ASSEMBLY AND VARY THE CAMBER OF THE AIRFOIL; AND FIRST RESILIENT MEANS CARRIED IN SAID SUPPORTING STRUCTURE AND ENGAGING SAID FLEXIBLE SKIN ASSEMBLY URGING SAID SKIN ASSEMBLY AWAY FROM SAID SUPPORTING STRUCTURE FOR MAINTAINING SAID SKIN ASSEMBLY TAUT; SAID FLEXIBLE SKIN ASSEMBLY INCLUDING SECOND RESILIENT MEANS DISPOSED WITHIN SAID ENCLOSURE URGING SAID SKIN ASSEMBLY TOWARD SAID FORMING MEANS PROVIDING SUBSTANTIALLY CONTINUOUS ENGAGEMENT OF SAID SKIN ASSEMBLY AND FORMING MEANS, WITH SAID SKIN ASSEMBLY SLIDABLY RELATIVE TO SAID FORMING MEANS AND SUPPORTING STRUCTURE.
Claim 2
Dependent Claim
219 words
A VARIABLE CAMBER AIRFOIL COMPRISING: A FLEXIBLE SKIN ASSEMBLY FORMING AN ENCLOSURE AND ADAPTED TO ASSUME THE CONTOUR OF AN AIRFOIL, SAID SKIN ASSEMBLY HAVING AN INTERIOR WALL SURFACE; A SUPPORTING STRUCTURE WITHIN SAID FLEXIBLE SKIN ASSEMBLY; FORMING MEANS HAVING AN AIRFOIL-SHAPED PERIPHERY MOUNTED ON SAID SUPPORTING STRUCTURE FOR ENGAGING SAID INTERIOR WALL SURFACE TO URGE SAID FLEXIBLE SKIN ASSEMBLY TO ASSUME THE CONTOUR OF AN AIRFOIL OF A FIRST CAMBER, SAID FORMING MEANS INCLUDING A PLURALITY OF MEMBERS MOVABLE RELATIVE TO EACH OTHER, AT LEAST SOME OF SAID MEMBERS ENGAGING SAID INTERIOR WALL SURFACE AND SHAPING SAID FLEXIBLE SKIN ASSEMBLY; MEANS FOR DISENGAGING AT LEAST SOME OF THE AREA OF ENGAGEMENT BETWEEN AT LEAST ONE OF SAID MEMBERS AND SAID INTERIOR WALL SURFACE; SECOND FORMING MEANS FOR ENGAGING SAID INTERIOR WALL SURFACE TO RESHAPE SAID SKIN ASSEMBLY AND VARY THE CAMBER OF THE AIRFOIL; AND FIRST RESILIENT MEANS CARRIED IN SAID SUPPORTING STRUCTURE AND ENGAGING SAID FLEXIBLE SKIN ASSEMBLY URGING SAID SKIN ASSEMBLY AWAY FROM SAID SUPPORTING STRUCTURE FOR MAINTAINING SAID SKIN ASSEMBLY TAUT; SAID FLEXIBLE SKIN ASSEMBLY INCLUDING SECOND RESILIENT MEANS DISPOSED WITHIN SAID ENCLOSURE URGING SAID SKIN ASSEMBLY TOWARD SAID FORMING MEANS PROVIDING SUBSTANTIALLY CONTINUOUS ENGAGEMENT OF SAID SKIN ASSEMBLY AND FORMING MEANS, WITH SAID SKIN ASSEMBLY SLIDABLY RELATIVE TO SAID FORMING MEANS AND SUPPORTING STRUCTURE.
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) | 1970-07-24 | 1971-01-23 | 1971-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-24 | 1975-01-23 | 1975-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-24 | 1979-01-23 | 1979-07-25 | $7700.00 | Window Closed / Lapsed |