Patent ID: 8468920

Claim:
A blade guide for a device for the distribution of paper portions, the device having a rotatable cutting roller for guiding a paper web, the cutting roller having a slot formed therein, and a carrier movably disposed in the cutting roller and a blade mounted to the carrier, the blade guide being configured for cutting the paper web during a rotation of the cutting roller, said blade guide comprising: a non-circular cam path fixed with respect to the device inside said cutting roller for controlling a movement of said carrier, to move said blade in and out through said slot only over a part of the rotation of said cutting roller and to thereby cut the paper; and a displacement guide defined by a wall of said slot of said cutting roller; during a rotation of said cutting roller, said carrier rotating in said non-circular cam path and being guided in said displacement guide in said slot; said carrier being so guided in said slot to also roll against said wall of said slot.