Cutting by use of rotating axially moving tool – Tool or tool with support – Having peripherally spaced cutting edges
Reexamination Certificate
2011-07-05
2011-07-05
Howell, Daniel W (Department: 3726)
Cutting by use of rotating axially moving tool
Tool or tool with support
Having peripherally spaced cutting edges
C408S226000, C408S233000, C408S713000
Reexamination Certificate
active
07972094
ABSTRACT:
A rotary cutting tool having a longitudinal axis defining forward and rearward directions and a direction of rotation, includes a cutting head releasably mounted to a front end of a tool shank. The cutting head includes a cap portion and a rearwardly extending tail portion. The cap portion is provided with a plurality of head segments, each head segment having a rotationally leading end facing the direction of rotation and a rotationally trailing end. The trailing end of each head segment is provided with a locking member which extends in a direction opposite the direction of rotation. The tool shank has a forward end provided with a corresponding plurality of locking recesses opening out to the direction of rotation, and a shank pocket recess. In the assembled tool, the tail portion of the cutting head is received into the shank pocket recess and each of the plurality of locking members is received into a corresponding locking recess.
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Men Daniel
Shaheen Philip
Howell Daniel W
Iscar Ltd.
Womble Carlyle
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