Aerodynamic structural pipe for hang gliders

Details Aerodynamic structural pipe for hang gliders Aerodynamic structural pipe for hang gliders

1988-12-16

1989-10-03

Barefoot, Galen L.

Aeronautics and astronautics

Aircraft structure

Details

244 37, 244900, 244123, 114243, 114 90, B64C 700

Patent

active

048711322

ABSTRACT:
The invention provides an aerodynamically profiled structural pipe (1) comprising a supporting pipe (2) and a rear tapered part (3) of soft material. The tapered part (3) has on both sides beads (15) forced into and captively held by rearwardly open chambers (12) of the supporting pipe (2).

REFERENCES:
patent: 3011235 (1961-12-01), Pacheco
patent: 3227398 (1966-01-01), Struble, Jr.
patent: 3241513 (1966-03-01), Rather et al.
patent: 3352274 (1967-11-01), Calkins
patent: 4655155 (1987-04-01), Folb et al.
patent: 4712500 (1987-12-01), Montandor
patent: 4716369 (1988-01-01), Pollard

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