Patent ID: 9050669
Filing Date: 2015-06-09
Classification: B23B,B23D,Y10T

Abstract:
1. A pipe machining apparatus comprising: a frame; a tool carrier coupled to and movable relative to the frame; and a tool support coupled to and movable with the tool carrier relative to the frame, wherein the tool support is adapted to support a tool and move the tool in a first direction toward a pipe at a first increment and move the tool in a second direction away from the pipe at a second increment, the second increment being larger than the first increment; wherein the tool support further includes a feed screw, a tool clamp adapted to engage the tool and coupled to and movable along the feed screw in both the first and second directions, and a worm gear movable between a first position, in which the worm gear couples to the feed screw, and a second position, in which the worm gear is uncoupled from the feed screw.