Aerial sled

Details Aerial sled Aerial sled

1978-08-01

1983-04-12

Halvosa, George E. A.

Aeronautics and astronautics

Safety lowering devices

Parachutes

244DIG1, 244DIG2, B64D 1702

Patent

active

RE0312053

ABSTRACT:
An aerial device in the form of a wing having upper and lower flexible layers and a leading edge and a trailing edge, a wall of the wing having an opening facing outward from the bottom or a side of the wing forming an inlet for flow of pressurized air into the wing, and a normally open flexible valve for the opening closeable by the air pressure to seal the opening when pressurized air is admitted to the wing.

REFERENCES:
patent: Re26427 (1968-07-01), Jalbert
patent: 2759694 (1956-08-01), Lemoigne
patent: 3285546 (1966-11-01), Jalbert
patent: 3524613 (1970-08-01), Reuter et al.
patent: 3558087 (1971-01-01), Barish

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