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US3104857A Expired / Lapsed US ⏱️ 0.0 years remaining

Glide parachute

Assignee: —
•
Filing: —
•
Granted: 1963-09-24
•
Expires: 1980-09-24
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Abstract

No abstract record available.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 10:10
CPC Classifications
B; B64; B64D; B64D17/00; B64D17/02; B64D17/025

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 185 words
A DEPLOYABLE GLIDE PARACHUTE ASSEMBLY COMPRISING: AN UPPER FLEXIBLE INFLATED CANOPY MEMBER HAVING A CIRCUMFERENTIAL EDGE; A LOWER, DISH SHAPED MEMBER, PARTIALLY ENCLOSING THE UNDERSIDE OF THE CANOPY MEMBER, HAVING AN INNER PERIPHERAL EDGE DEFINING AN APERTURE AND HAVING AN OUTER PERIPHERAL EDGE ATTACHED TO THE CIRCUMFERENTIAL EDGE OF THE CANOPY MEMBER; WHEN DEPLOYED, THE PARACHUTE ASSEMBLY GENERATING AN AIR FOIL CONFIGURATION WITH LEADING AND TRAILING EDGES HAVING A PREDETERMINED CAMBER LINE IN A PLANE OF SYMMETRY EXTENDING BETWEEN THE LEADING AND TRAILING EDGES; THE DISTANCE BETWEEN THE CANOPY MEMBER AND THE LOWER MEMBER NORMAL TO THE CAMBER LINE AND IN THE PLANE OF SYMMETRY CONTINUOUSLY INCREASING AT A FIRST RATE FROM THE LEADING EDGE TO A MAXIMUM INTERMEDIATE THE LEADING AND TRAILING EDGES AND THEREAFTER DECREASING AT A SECOND RATE TO THE TRAILING EDGE; MEANS EXTENDING BETWEEN THE INNER PERIPHERAL EDGE OF THE LOWER MEMBER AND THE CANOPY TO MAINTAIN THE AIR FOIL CONFIGURATION WHEN THE PARACHUTE IS DEPLOYED; AND A PLURALITY OF SUSPENSION LINES SECURED TO THE CANOPY AT SPACED ANGULAR POSITIONS DISPOSED ABOUT THE PERIMETER OF THE CANOPY FOR SUPPORTING A LOAD.
Claim 2
Dependent Claim 185 words
A DEPLOYABLE GLIDE PARACHUTE ASSEMBLY COMPRISING: AN UPPER FLEXIBLE INFLATED CANOPY MEMBER HAVING A CIRCUMFERENTIAL EDGE; A LOWER, DISH SHAPED MEMBER, PARTIALLY ENCLOSING THE UNDERSIDE OF THE CANOPY MEMBER, HAVING AN INNER PERIPHERAL EDGE DEFINING AN APERTURE AND HAVING AN OUTER PERIPHERAL EDGE ATTACHED TO THE CIRCUMFERENTIAL EDGE OF THE CANOPY MEMBER; WHEN DEPLOYED, THE PARACHUTE ASSEMBLY GENERATING AN AIR FOIL CONFIGURATION WITH LEADING AND TRAILING EDGES HAVING A PREDETERMINED CAMBER LINE IN A PLANE OF SYMMETRY EXTENDING BETWEEN THE LEADING AND TRAILING EDGES; THE DISTANCE BETWEEN THE CANOPY MEMBER AND THE LOWER MEMBER NORMAL TO THE CAMBER LINE AND IN THE PLANE OF SYMMETRY CONTINUOUSLY INCREASING AT A FIRST RATE FROM THE LEADING EDGE TO A MAXIMUM INTERMEDIATE THE LEADING AND TRAILING EDGES AND THEREAFTER DECREASING AT A SECOND RATE TO THE TRAILING EDGE; MEANS EXTENDING BETWEEN THE INNER PERIPHERAL EDGE OF THE LOWER MEMBER AND THE CANOPY TO MAINTAIN THE AIR FOIL CONFIGURATION WHEN THE PARACHUTE IS DEPLOYED; AND A PLURALITY OF SUSPENSION LINES SECURED TO THE CANOPY AT SPACED ANGULAR POSITIONS DISPOSED ABOUT THE PERIMETER OF THE CANOPY FOR SUPPORTING A LOAD.

References Cited (Backward Citations)

DE9948C Cited
US1270419A Cited
GB144792A Cited
FR585513A Cited
US1780190A Cited
US2318674A Cited
CH240341A Cited
US2562799A Cited
GB756139A Cited
US2804276A Cited
US2941765A Cited
US2993668A Cited
US3013753A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-09-23 1967-03-25 1967-09-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-09-23 1971-03-25 1971-09-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-09-23 1975-03-25 1975-09-24 $7700.00 Window Closed / Lapsed

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