Patent ID: 7025384
Filing Date: 2006-04-11
Classification: F16L

Abstract:
1. A pipe assembly, comprising in combination: a tubular member of composite material having a bore and an axial end; a metal connector mounted to the axial end of the tubular member for connecting to other of the pipe assemblies, the connector having a bonding surface to which the tubular member is adhesively bonded, the connector having an open end and a bore containing a seat with a retaining surface; an elastomeric liner extending through the bore of the tubular member into the connector, the liner having an end portion that protrudes past the end of the tubular member and has an inner diameter in direct contact with the seat; and an inner ring separate from the connector that is wholly located within the bore of the connector, the inner ring having an outer diameter with a retaining surface in direct contact with an inner diameter of the end portion of the liner and deforming the end portion of the liner against the seat of the connector, the inner ring and the liner being free of adhesive bonding to the tubular member to enable the liner to be removed without disturbing the adhesive bonding of the tubular member to the connector.