Static structures (e.g. – buildings) – Shaped or strengthened by fluid pressure – Fluid pressure is subatmospheric
Patent
1980-01-29
1982-06-22
Bell, J. Karl
Static structures (e.g., buildings)
Shaped or strengthened by fluid pressure
Fluid pressure is subatmospheric
E04B 1345
Patent
active
043355455
ABSTRACT:
This invention relates to an inflatable air celled tent in which the body of the tent consists of a series of air cells each of which has a one way valve, so that if any one of the cells is punctured the entire tent will not collapse.
REFERENCES:
patent: 2754836 (1956-07-01), Darby
patent: 2830606 (1958-04-01), Daugherty
patent: 2900994 (1959-08-01), Igoe
patent: 3059656 (1962-10-01), Seubert et al.
patent: 3332177 (1967-07-01), Sepp
patent: 3899853 (1975-08-01), Wertman
patent: 4012867 (1977-03-01), Lainchburg et al.
Astor Sanford
Bell J. Karl
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