Patent ID: 7658417

Claim:
A hose hinge assembly for an emergency flotation system, comprising: a first swivel fitting including a pair of elbow components rotatably coupled to each other; a second swivel fitting including a pair of elbow components rotatably coupled to each other; a third swivel fitting including a pair of elbow components rotatably coupled to each other; a feed line extending into a compartment located in the interior of an aircraft body, the compartment having a compartment door; a fill line for an emergency flotation system, the fill line connected to the compartment door; a first rigid line; and a second rigid line; wherein a first end of the first swivel fitting is connected to the feed line, a second end of the first swivel fitting is connected to the first end of the first rigid line and the second swivel fitting is connected to the second end of the first rigid line, and wherein the second rigid line is connected at its first end to the second swivel fitting and is connected at its second end to a first end of the third swivel fitting, and a second end of the third swivel fitting is connected to the fill line such that the feed line, the first swivel fitting, the first rigid line, the second swivel fitting, the second rigid line, the third swivel fitting, and the fill line are connected in series and provide a fluid path from the feed line to the fill line and the fluid path remains intact when any one or more of the feed line, fill line, first rigid line and second rigid line are moved relative to each other.