Patent ID: 7497153
Filing Date: 2009-03-03
Classification: B23D,Y10T

Abstract:
1. A cutting tool, comprising: a non-segmented disc having a lateral face and a peripheral edge, wherein only the peripheral edge includes a cutting or grinding face extending therefrom; a circumferential gutter formed in a lateral face of the disc inboard of the cutting face; and at least one fluid passageway directly communicating the lateral face with the peripheral edge, each fluid passageway having its inlet in the gutter in fluid communication with the gutter and an outlet in the peripheral edge of the disc at or adjacent the cutting face, wherein each inlet and outlet remain in an open configuration; wherein said gutter and the at least one fluid passageway are disposed such that during operation, fluid directed onto the lateral face is caused by rotation of the disc to migrate outwardly into the gutter, and through the inlet of the at least one fluid passageway freely through the fluid passageway and then through the outlet at the peripheral edge of the disc for lubrication at the cutting face.