Patent ID: 7404421

Claim:
Knife holder for a knife tool head for holding chipping knives on a periphery face and slabbing knives on an end face, comprising: a holder body with a mounting face for a chipping knife and an adjacent mounting face for a slabbing knife adjacent thereto and with an inclination; and means for detachable mounting of the chipping knife on the chipping knife mounting face and the slabbing knife on the slabbing knife mounting face, wherein both holder body mounting faces have holder contact faces which are inclined with respective V-shaped cross sections, and the means for detachable mounting fasten the chipping knife and the slabbing knife directly on the knives' respective holder body mounting faces, the chipping knife and the slabbing knife each having knife contact faces inclined in a V shape and arranged such that when mounted on the knives' respective holder body mounting faces, the knives' contact faces abut one another along the knives' respective inclined V shape contact faces such that no gap is formed between the contact faces as the knives' cutting edges wear.