Fluid cushion device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Jan 30, 1990
Grant Date -
N/A
app pub date -
Jul 10, 1987
filing date -
Jul 11, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Fluid cushion equipment comprising a floor having valves supplied by a matrix of fluid supply lines and a fluid cushion platform. Positioning of the platform on or above the valves actively causes them to open to supply fluid beneath the platform which is trapped by flexible hollow tubular skirts. The platforms are driven in the described direction by one or more wheeled drives which are only in contact with the floor when thrust is required.
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