Insulation board for plaza deck construction
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United States of America Patent
Stats
-
Dec 6, 1994
Grant Date -
N/A
app pub date -
Aug 30, 1993
filing date -
Aug 30, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The specification discloses foam insulation board for use in plaza deck construction, the upper and lower surfaces of which contain drainage channels. To avoid problems of easy breakage, especially of the kind associated with larger foam insulation boards having upper and lower drainage channels, the present invention discloses orienting the lower surface drainage channels 90.degree. with respect to the upper surface drainage channels, such that the two opposing surfaces of channels are perpendicular to each other.
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- [Patents Count]
Cited Art Landscape
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