Conduit and method of forming

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United States of America Patent

PATENT NO 9717874
SERIAL NO

14614209

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Abstract

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A thin ribbon spirally wound polymer conduit and method of forming, wherein a helical reinforcing bead is interposed adjacent overlapping layers of ribbon. Further, a method of continuously forming spirally wound conduit wherein a sacrificial layer, preferably having a different base polymer to that of the conduit, is first applied to the former before the conduit is formed overtop.

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Patent Owner(s)

Patent OwnerAddress
FISHER & PAYKEL HEALTHCARE LTD15 MAURICE PAYKEL PLACE EAST TAMAKI AUCKLAND 2013 2013

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gray, Nathan Lee Auckland, NZ 26 454
Skelton, Blair Victor Pukekohe, NZ 6 158
Smith, Daniel John Auckland, NZ 59 1860

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