Importance

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Abstract

A hose assembly and method of making the same are provided, the hose assembly having a first fluid passage therein for conveying a volatile liquid in one direction to a container and a second fluid passage therein for returning the vapors of the volatile liquid from the container, the assembly comprising a flexible inner hose having an outer peripheral surface and defining the first fluid passage therein, and a flexible outer hose having an inner peripheral surface and being disposed around the inner hose, the inner peripheral surface of the outer hose and the outer peripheral surface of the inner hose defining the second fluid passage therebetween, the inner hose having a substantially straight Venturi section therein that tends to remove liquid from a certain area of the second fluid passage, the inner hose having adjacent intermediate ends, the Venturi section having opposed ends respectively interconnected to the ends of the inner hose to provide the first fluid passage therewith, the ends of the inner hose being respectively telescopically disposed on the opposed ends of the Venturi section, the Venturi section having a slide member therein to control an inlet port of the Venturi section.

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First Claim