High pressure hose for modular fuel delivery system

Fluid handling – Systems – Tank with internally extending flow guide – pipe or conduit

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Details

123514, 137558, 137565, 285239, 285903, F04B 3914

Patent

active

049728750

ABSTRACT:
A high pressure fuel hose for disposition between a tubular stem on a fluid connector on a canister in a fuel tank and tubular stem on a fluid connector on a cover for the fuel tank spaced from the canister. Each of the tubular stems has a fir-tree barb thereon and the high pressure hose includes a convoluted flexible body and a pair of relatively stiff cylindrical ends each of which has a pair of annular inside beads and three annular outside beads between the convoluted body and the inside beads. When the cylindrical ends are press fitted over the fir-tree barbs with force applied at the outside beads, the inside bead seat behind annular shoulders on the barbs for enhanced retention.

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patent: 4706707 (1987-11-01), Betterton et al.
patent: 4718568 (1988-01-01), Dal Palu
patent: 4747388 (1988-05-01), Tuckey
patent: 4793384 (1988-12-01), Lalikos et al.

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