Static structures (e.g. – buildings) – Shaped or strengthened by fluid pressure – Fluid pressure is subatmospheric
Patent
1974-07-26
1976-02-24
Bell, J. Karl
Static structures (e.g., buildings)
Shaped or strengthened by fluid pressure
Fluid pressure is subatmospheric
49477, 52173DS, 135 5A, E06B 722
Patent
active
039396142
ABSTRACT:
A loading dock seal embodying an inflatable member disposed in overlying relation to a resilient, compressible pad member.
REFERENCES:
patent: 3501868 (1970-03-01), Ganzinotti
patent: 3601935 (1971-08-01), Cadwell
patent: 3714745 (1973-02-01), O'Neal
Frommelt Cyril P.
Frommelt Sylvan J.
Bell J. Karl
Dubuque Awning & Tent Company
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