Patent ID: 6508267
Filing Date: 2003-01-21
Classification: F16L,Y10T

Abstract:
A plumbing tool for repairing a pipe comprising:an unobstructed hollow shaft member which defines a first; and a resilient member mounted to said hollow shaft member, said resilient member extending radially relative to said first axis at one end of said unobstructed hollow shaft member, said resilient member flexible toward the unobstructed hollow shaft to provide a swabbing action during insertion into the pipe and at least partially invertible in response to a retraction of the unobstructed hollow shaft member toward the open end of the pipe to provide a close sealing fit within a portion of the pipe inner diameter to direct a fluid flow into the unobstructed hollow shaft member and having a flexibility to pass through a controllable second inner diameter less than said pipe inner diameter and to provide a swabbing action of said controllable second inner diameter.