Patent ID: 8936046
Filing Date: 2015-01-20
Classification: D03D,F16L,Y10T

Abstract:
1. A hose having a first end and a second end configured to extend when an extending force exceeds a retracting force and to retract when the retracting force exceeds the extending force, the hose comprising: a) a tube-shaped outer cover with an extended length and a retracted length, wherein the outer cover can longitudinally extend to the extended length and longitudinally retract to the retracted length; b) an inner elastic hose capable of stretching to at least two times its natural length and having a tendency to return to its natural length when stretched, wherein: c) an input connector attached, at the first end of the hose, to both the outer cover and the inner elastic hose and designed to be removably attached to a source of pressurized fluid; and d) an output connector attached, at the second end of the hose, to both the outer cover and the inner elastic hose and designed to removably connect to a flow restricting device; wherein one or more structures are affixed to the outer cover, wherein each structure from the one or more structures comprises a material having a greater resistance to wear than the outer cover.