Fiberglass tubular coupling with liner
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United States of America Patent
Stats
-
Feb 16, 1993
Grant Date -
N/A
app pub date -
Oct 9, 1990
filing date -
Oct 9, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A composite fiberglass tubular coupling comprising an elastically deformable liner. The interior surface of the liner is threaded inwardly from each opposite end. A plurality of buttress ridges are located on the exterior surface of the liner and the exterior surface of the liner is overwound with thermoset resin impregnated fiberglass reinforcing fibers.
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Cited Art Landscape
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