Cutting by use of rotating axially moving tool – Tool or tool with support – Having axially extending peripheral cutting spur
Reexamination Certificate
2008-02-19
2011-12-06
Gates, Eric A (Department: 3726)
Cutting by use of rotating axially moving tool
Tool or tool with support
Having axially extending peripheral cutting spur
C408S225000, C408S227000
Reexamination Certificate
active
08070397
ABSTRACT:
The self feeding drill bit comprises a shank that has one end adapted to be connected to a chuck of a rotary tool such as a drill or power driver. The opposite end of the shank supports a cutting member where the cutting member is a cup shaped member having a series of teeth formed on the edge thereof. A screw tip is provided for feeding the cutting member into and through the wood. A removable cutting blade is provided for boring the interior of the hole. A kit including a self feed bit and a plurality of replacement bits is also provided.
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Gates Eric A
Irwin Industrial Tool Company
Moore & Van Allen PLLC
Williamson Dennis J.
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