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US 2010/0166516 A1Published application
Cutting and Chamfering Router Bit for Pipe
OwnerPhilip Karowinventor
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Abstract
A bit for simultaneously cutting and chamfering a pipe is provided having a shaft defining an axis and having a shank portion at its proximal end and a working portion at its distal end. The working portion has a distal-most depth-cutting portion with at least one axially-offset leading cutting edge at the circumference of the shaft, a substantially axially-parallel lateral cutting edge extending from the distal end along the length of the depth-cutting portion and at least one chamfer-cutting portion between the depth-cutting portion and the shank portion.
Claims5
A bit for simultaneously cutting and chamfering a pipe comprising:
- a shaft defining an axis and having a shank portion at its proximal end and a working portion at its distal end;
- the working portion including:
- a distal-most depth-cutting portion with (a) at least one axially-offset leading cutting edge at the circumference of the shaft and (b) a substantially axially-parallel lateral cutting edge extending from the distal end along the length of the depth-cutting portion;
- and
- at least one chamfer-cutting portion between the depth-cutting portion and the shank portion.
2 more elements
Dependencies are inferred from the claim text.