Surface welded thermoplastic roofing system
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United States of America Patent
Stats
-
Dec 18, 1990
Grant Date -
N/A
app pub date -
Jun 26, 1989
filing date -
Jun 26, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A surface welded plastic roofing system overlying a roof-supporting deck which bears a layer of thermal insulation, the system including a plurality of thermoplastic fastener plates mounted on top of the thermal insulation and affixed to the deck by means of a suitable fastener that penetrates the thermal insulation, the system including a thermoplastic top membrane overlying all the fastener plates and covering the entire roof, the bottom portion of the top membrane overlying each fastener plate being fused to the fastener plate by means of a welding material.
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International Classification(s)
Cited Art Landscape
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