Composite tubing

Details Composite tubing Composite tubing

1975-01-30

1977-03-22

Bell, Jr., Houston S.

Pipes and tubular conduits

Distinct layers

Bonded to each other

138153, 138DIG2, 138DIG7, F16L 5900

Patent

active

040131025

ABSTRACT:
The invention relates to the fabrication of composite rigid tubular structures which include a rigidified tubular core member, an initially open-cell resilient foam material helically wrapped about the core member, a layer of reinforcing elements helically wrapped about and radially compressing said foam material, and a thermoset resinous matrix filling the compressed open-cells of said foam material and encapsulating said reinforcing elements.

REFERENCES:
patent: 2807282 (1957-09-01), Watts et al.
patent: 2815043 (1957-12-01), Kleiner et al.
patent: 3070281 (1962-12-01), Durkin et al.
patent: 3171820 (1965-03-01), Volz
patent: 3728187 (1973-04-01), Martin

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