Cutting by use of rotating axially moving tool – With work-engaging structure other than tool or tool-support – Adjustable – tool-guiding jig
Reexamination Certificate
2006-10-31
2006-10-31
Howell, Daniel W. (Department: 3722)
Cutting by use of rotating axially moving tool
With work-engaging structure other than tool or tool-support
Adjustable, tool-guiding jig
C408S24100G
Reexamination Certificate
active
07128502
ABSTRACT:
A drilling guide assembly for drilling a bore into a pipe includes a first plate and a second plate. Each of a first panel and a second panel has a perimeter edge with a bottom edge and a top edge. The panels are attached to the first and second plates such that the first and second plates are spaced from each other and the panels are aligned. The bottom edges each have a slot therein. A drill bit guide has a lower section and an upper section. The lower section is positioned between the panels and the upper section is positioned on the top edges. An aperture through the drill bit guide and is alignable with a pipe positioned in the slots. A clamp member is attached to the upper section and selectively positions the drill bit guide on the first panel.
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