Patent ID: 9289830
Filing Date: 2016-03-22
CPC Classification: B23B,Y10T

Claim Text:
1. A cutting tool comprising: a carrier tool which has a recess for receiving a cutting insert having a clamping depression on a rake face thereof, a clamping finger for holding the cutting insert in the tool, the clamping finger having a lug, a clamping bolt for securing the clamping finger on the carrier tool in such a manner that when the clamping bolt is tightened the clamping finger pulls the cutting insert into the recess; and a sickle-shaped engagement element for engaging into the clamping depression of the cutting insert being arranged on the lug; wherein the clamping bolt has clamping head which overhangs with respect to its shank, the clamping head is seated on a locating surface of the clamping finger, which locating surface is angled with respect to the axis of the clamping bolt, wherein the lug of the clamping finger has a clamping surface for bearing on the rake face of the cutting insert; wherein a first bore is arranged in a region of a chamfer; wherein in the clamping finger a second bore is arranged at an angle between 0° and 90° to the first bore; and wherein a compression spring is arranged with one end in the first bore and with the other end in the second bore.