US3350041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Kite construction
Assignee: Individual
•
Filing: 1965-10-21
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Granted: 1967-10-31
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Expires: 1985-10-21
Abstract
No abstract record available.
Inventors
- 👤 William W English
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:04
CPC Classifications
A; A63; A63H; A63H27/00; A63H27/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
204 words
A KITE CONSTRUCTION COMPRISING: A SHEET OF LIGHT-WEIGHT MATERIAL FOLDED TO DEFINE A SUBSTANTIALLY OBLIGUE CONICAL AIRFOIL, STIFFENING MEANS APPLIED TO SAID AIRFOIL FOR RESILIENTLY MAINTAINING THE CONICAL CONTOURS OF SAID CONICAL AIRFOIL, SAID STIFFENING MEANS CIRCUMSCRIBING THE CIRCUMFERENCE OF SAID CONICAL AIRFOIL IN PARALLEL PLANES TO THE BASE OF SAID CONICAL AIRFOIL, SAID STIFFENING MEANS INCLUDING NORMALLY STRAIGHT PIECES OF FLEXIBLE WIRES HAVING ANGULAR BENT END PORTIONS, SAID WIRES BEING APPLIED TO SAID BLANK, AND SAID WIRES BEING DISPOSED SO THAT IN THE FOLDED POSITION OF SAID BLANK EACH OF SAID WIRES LIES IN A PLANE AND EACH OF THE RESPECTIVE PLANES LIES PARALLEL TO THE BASE OF SAID OBLIQUE CONE, MEANS FOR DETACHABLY SECURING THE BENT END PORTIONS OF SAID WIRES IN THE FOLDED POSITION OF SAID BLANK WHEREBY THE INHERENT RESILIENCY OF SAID WIRES MAINTAINS THE SELF-STABILIZING EFFECT OF THE AIRFOIL DEFINED IN ALL DIRECTIONS ABOUT ITS APEX, SAID LATTER MEANS INCLUDING A TUBULAR LINK THROUGH WHICH THE RESPECTIVE END PORTIONS OF THE WIRES ARE THREADED SO THAT THE RESPECTIVE ENDS OF SAID WIRES ARE MAINTAINED SECURED IN CRISS-CROSS RELATIONSHIP, AND MEANS FORMED ADJACENT THE VERTEX OF SAID AIRFOIL DEFINING A SINGLE POINT OF ATTACHMENT FOR SECURING THERETO A FLYING STRING.
Claim 2
Dependent Claim
204 words
A KITE CONSTRUCTION COMPRISING: A SHEET OF LIGHT-WEIGHT MATERIAL FOLDED TO DEFINE A SUBSTANTIALLY OBLIGUE CONICAL AIRFOIL, STIFFENING MEANS APPLIED TO SAID AIRFOIL FOR RESILIENTLY MAINTAINING THE CONICAL CONTOURS OF SAID CONICAL AIRFOIL, SAID STIFFENING MEANS CIRCUMSCRIBING THE CIRCUMFERENCE OF SAID CONICAL AIRFOIL IN PARALLEL PLANES TO THE BASE OF SAID CONICAL AIRFOIL, SAID STIFFENING MEANS INCLUDING NORMALLY STRAIGHT PIECES OF FLEXIBLE WIRES HAVING ANGULAR BENT END PORTIONS, SAID WIRES BEING APPLIED TO SAID BLANK, AND SAID WIRES BEING DISPOSED SO THAT IN THE FOLDED POSITION OF SAID BLANK EACH OF SAID WIRES LIES IN A PLANE AND EACH OF THE RESPECTIVE PLANES LIES PARALLEL TO THE BASE OF SAID OBLIQUE CONE, MEANS FOR DETACHABLY SECURING THE BENT END PORTIONS OF SAID WIRES IN THE FOLDED POSITION OF SAID BLANK WHEREBY THE INHERENT RESILIENCY OF SAID WIRES MAINTAINS THE SELF-STABILIZING EFFECT OF THE AIRFOIL DEFINED IN ALL DIRECTIONS ABOUT ITS APEX, SAID LATTER MEANS INCLUDING A TUBULAR LINK THROUGH WHICH THE RESPECTIVE END PORTIONS OF THE WIRES ARE THREADED SO THAT THE RESPECTIVE ENDS OF SAID WIRES ARE MAINTAINED SECURED IN CRISS-CROSS RELATIONSHIP, AND MEANS FORMED ADJACENT THE VERTEX OF SAID AIRFOIL DEFINING A SINGLE POINT OF ATTACHMENT FOR SECURING THERETO A FLYING STRING.
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) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |