Vibration dampened drilling tool

Details Vibration dampened drilling tool Vibration dampened drilling tool

2005-07-12

2005-07-12

Howell, Daniel W. (Department: 3722)

Cutting by use of rotating axially moving tool

Tool-carrier with vibration-damping means

C409S141000

Reexamination Certificate

active

06916138

ABSTRACT:
A drilling tool includes a drill body having chip channel formed therein and carrying cutting inserts at front ends of respective chip channels. Disposed in the chip channels at a location spaced from the cutting insert are respective damping elements. Each damping element comprises first and second portions formed of respective materials of different rigidity.

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Abstract for EPO 0090929.

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