Patent ID: 8122751
Filing Date: 2012-02-28
Classification: B25B,F16L,Y10T

Abstract:
1. A tool for use on a generally tubular workpiece, said tool comprising: a clamp base having an opening; a first jaw coupled to the clamp base with a first linkage, at least a portion of the first jaw being moveable within the opening, the first jaw comprising a first generally semi-cylindrical portion having a substantially smooth, first curvilinear workpiece contacting surface shaped to complement a selected generally tubular workpiece and bounded by edges, and a first top surface; a second jaw coupled to the clamp base with a second linkage, at least a portion of the second jaw being moveable within the opening; the second jaw comprising a second generally semi-cylindrical portion having a substantially smooth, second curvilinear workpiece contacting surface shaped to complement the selected generally tubular workpiece and bounded by edges, and a second top surface; wherein the first top surface is contiguous with at least a portion of the second top surface substantially throughout movement of the first and second jaws within the opening; either or both of the first and second jaws carries a gel or patch to be applied to the selected workpiece; the first and second jaws are movable within the opening such that, collectively, the first and second workpiece contacting surfaces contact the selected workpiece substantially completely around the outer diameter of the selected workpiece; and the clamp base has a width in a direction substantially parallel to the movement of the jaws, and said width is fixed throughout movement of the jaws.