Valenite, Inc.

Velenite Inc.

James J Robinson

Kenneth A Grech

Larry A Brow

James R Brock

A rotatable cutting tool has a cutting tool body having at least one recess for receiving a replaceable insert. The recess has a wall defined by a deformable clamp extending radially from the tool body, the clamp having a leaf isolated from the tool body except at the base of the leaf by an isolating channel in the tool body. The tool further has an adjustable leaf-bending element for elastically deforming the leaf to retain a replaceable insert in the recess.

Rotatable cutting tool

A rotatable cutting tool has a shank portion for coupling to a tool driving device and a cutting portion to which is attached at least one support member for retention of a replaceable cutting element. The support member is so arranged to permit displacement of at least the portion thereof retaining the cutting element whereby the position of the cutting element relative to the body of the cutting tool may be changed by such displacement. A totally enclosed hydraulic force multiplier is mounted within an internal cavity of the cutting tool. The force multiplier is responsive to a control force to effect the displacement of the support member, the control force advantageously supplied by application of pneumatic pressure.

A rotatable cutting tool comprising a cutting tool body having at least one recess for receiving a replaceable insert. The recess has a wall defined by a deformable clamp extending radially from the tool body, the clamp comprising a leaf isolated from the tool body except at the base of the leaf by an isolating channel in the tool body. The tool further comprising adjustable clamping means for elastically deforming the leaf to retain a replaceable insert in the recess.

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Rochester Hills, MI, United States of America

James J Robinson