Patent ID: 7063489
Filing Date: 2006-06-20
Classification: B23C,Y10T

Abstract:
1. A tangential cutting insert comprising: two identical opposing end surfaces having a generally rectangular shape in an end view of the cutting insert, a peripheral side surface extending between the two opposing end surfaces, and a peripheral edge formed at the intersection of each end surface and the peripheral side surface, at least two sections of each peripheral edge constituting cutting edges, the peripheral side surface comprising: two opposing major side surfaces having a generally isosceles trapezoidal shape in major side views of the cutting insert, each end surface having four corners, two diagonally opposite raised corners and two diagonally opposite lowered corners, the lowered corners being closer to a median plane M of the cutting insert than the raised corners, the median plane M passing between the two opposing end surfaces of the cutting insert, each end surface being provided with an abutment surface.