Patent ID: 6193282
Filing Date: 2001-02-27
Classification: F16L

Abstract:
In a flexible fluid conveying elastomeric hose having smooth inner and outer annular surfaces and a rigid coupling having a generally cylindrical member inserted into at least one end of said hose; the improvement comprising retaining means formed on said inserted end of said member, reinforcing means comprising a helical spring having a plurality of coils inserted into the interior of said hose just beyond said inserted end of said member and contacting said smooth inner surface of said hose, said retaining means comprising a single right circular annular groove extending into and around the outer surface of said inserted end of said member for securing end coils of said spring, said groove defined by outwardly extending right circular parallel walls perpendicular to said end and being the sole means for retaining said end coils within said groove, and means for compressing said hose around said end coils and against said retaining means to provide stress relief at said at least one end of said hose to avoid kinking and collapsing thereof.