Flexible vault structure

Details Flexible vault structure Flexible vault structure

1979-06-22

1981-05-05

Bell, J. Karl

Tent, canopy, umbrella, or cane

Umbrella

Self-opening and closing

52 80, A45F 116

Patent

active

042652600

ABSTRACT:
A flexible vault structure is provided which includes a plurality of stressed poles which are held in their stressed condition by a member, usually a membrane, strung between the poles. The vault structure can be used as a storage vessel, tent, kite or the like.

REFERENCES:
patent: 2938524 (1960-05-01), Benson
patent: 3892094 (1975-07-01), Spray
patent: 3951159 (1976-04-01), Robinson et al.
patent: 3986519 (1976-10-01), Gillis
patent: 4068404 (1978-01-01), Sheldon
patent: 4128104 (1978-12-01), Corey

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