Patent ID: 6471249
Filing Date: 2002-10-29
Classification: F16L

Abstract:
A pipe connector comprising:an extendable pipe structure having a middle, first and second pipe ends and first and second concentric pipe sleeves extending from the first and second pipe ends toward the middle, wherein the concentric pipe sleeves are engaged in a telescopic relationship; an extendable pipe liner having a middle, first and second liner ends and first and second concentric liner sleeves extending from the first and second liner ends toward the middle, wherein the concentric liner sleeves are engaged in a sealed telescopic relationship; and wherein the first and second liner ends are coupled to the first and second pipe ends and extend beyond the first and second pipe ends, wherein the portion of the first and second liner ends extending beyond the first and second pipe ends have one or more sealing members disposed in the outer cylindrical surface thereof, and wherein the first and second liner sleeves are supported by the first and second pipe sleeves.