Flexible hose having reduced fuel vapor permeability and...

Details Flexible hose having reduced fuel vapor permeability and... Flexible hose having reduced fuel vapor permeability and...

2007-06-12

2007-06-12

Hook, James (Department: 3754)

Pipes and tubular conduits

Flexible

Braided, interlaced, knitted or woven

C138S137000, C138S141000, C428S036700, C428S036800, C428S036910, C428S421000, C428S422000

Reexamination Certificate

active

10823893

ABSTRACT:
A flexible fuel hose having improved fuel vapor barrier properties wherein the fuel hose comprises a first fluoropolymer layer forming a first barrier tubular structure and a second fluoropolymer layer forming a second tubular structure around the first barrier tubular structure; and a method for the manufacture of such hose are described.

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DYNEON, Fluorothermoplastics Product Information, two pages, Dec. 2000.

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