Cutters – for shaping – Including tool having plural alternatively usable cutting edges
Reexamination Certificate
2006-07-11
2006-07-11
Ashley, Boyer D. (Department: 3722)
Cutters, for shaping
Including tool having plural alternatively usable cutting edges
C407S114000, C407S035000, C407S040000
Reexamination Certificate
active
07073986
ABSTRACT:
A wear insert for a tool holder includes a top surface and a bottom surface with a dimple disposed in the top surface. A boss is disposed within the dimple. The tool holder for releasably securing the wear insert has a tool holder body including an insert-receiving pocket formed at a forward end. The tool holder body has a bottom and at least one side wall for receiving an insert. The tool holder includes an internally threaded clamp-securing bore formed between an inclined surface and the insert-receiving pocket. A clamp is arranged on the tool holder body and including a lower face with a nose portion having a shaped lip and a clamp contour portion. The clamp also has a threaded aperture formed therethrough. A clamp screw is inserted into the threaded aperture of the clamp. The clamp screw has a threaded portion capable of being threaded onto the internally threaded clamp-securing bore of the tool holder body and the threaded aperture of the clamp to bring the nose portion of the clamp into pressing engagement with the boss of the wear insert.
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Ashley Boyer D.
Kennametal Inc.
Meenan Larry R.
Ross Dana
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