Vibration-suppressing cutting tool

Details Vibration-suppressing cutting tool Vibration-suppressing cutting tool

2004-11-23

2009-02-17

Peterson, Kenneth E. (Department: 3724)

Turning

Lathe

Tool rest

C083S835000

Reexamination Certificate

active

07490536

ABSTRACT:
A holder1has a shank portion2provided with a pocket4having the shape of a nearly rectangular solid. The pocket4is placed at a position relatively close to the tip of the tool. In the cross section of the shank, the pocket4has a width of 50% to 100% of the shank diameter or width, a height of 20% to 50% of the shank height, and a length of 50% to 250% of the shank diameter or height. A weight5is inserted into the pocket4such that the weight is movable but unable to rush out. The weight5has the shape of a nearly rectangular solid and is made of a material having a specific gravity comparable to or greater than that of the material of the shank portion.

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