Static structures (e.g. – buildings) – Shaped or strengthened by fluid pressure – Fluid pressure is subatmospheric
Patent
1976-04-30
1977-09-06
Faw, Jr., Price C.
Static structures (e.g., buildings)
Shaped or strengthened by fluid pressure
Fluid pressure is subatmospheric
52173DS, 52619, E04B 1345
Patent
active
040459250
ABSTRACT:
An inflatable dock seal for closing the area around a dock opening in a wall with respect to a truck or a trailer has an upper horizontal section and a pair of vertical sections in communication therewith. Elongated uninflated flexible tubular members on each of the vertical sections are slidably engaged over structural members secured to the wall and spaced flexible longitudinal flanges on the upper horizontal section are clampingly secured between distortable clamping members on a mounting strip on the wall.
REFERENCES:
patent: 511472 (1893-12-01), Sumovski
patent: 2935771 (1960-05-01), Hatcher
patent: 2939467 (1960-06-01), Meyer et al.
patent: 3175519 (1965-03-01), Warheit
patent: 3391502 (1968-07-01), O'Neal
patent: 3391503 (1968-07-01), O'Neal
patent: 3714745 (1973-02-01), O'Neal
patent: 3854253 (1974-12-01), Slowbe
patent: 3939614 (1976-02-01), Frommelt et al.
Farber Robert C.
Faw Jr. Price C.
Harpman Webster B.
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