Patent ID: 6510865
Filing Date: 2003-01-28
Classification: F16L,Y10T

Abstract:
A tap for connection to a pipe line comprising:a drum; a handgrip extending from said drum to enable a person to grasp and rotate said drum; a hollow cutting tube, said hollow cutting tube having a first end connected to said drum and a second extending outwardly from said drum; said second end of said tube having an inlet for passage of a fluid through said hollow cutting tube, said second end of said tube having a an axially offset cutting tooth and a second tooth with each tooth extending partially around, the end of said hollow cutting tube, said first cutting tooth projecting outward from said second end so that when said second end of said tube is rotationally driven through a sidewall of a plastic pipe said first cutting tooth partially severs a coupon therefrom while the second tooth tolls thethe coupon into a hinged out-of-the-way condition.