Patent ID: 8495938

Claim:
An adjustment unit ( 10 ) for the production of a translatory adjustment movement of a knife head ( 12 ) of a cutting machine, the knife head being attachable to the adjustment unit, comprising: a housing assembly ( 14 ); an actuator arranged in the housing assembly ( 14 ) and having a part ( 24 ) stationary in the adjustment direction and a part ( 26 , 32 ) movable in the adjustment direction (A) with respect to the stationary part ( 24 ) for the carrying out of the adjustment movement; and at least one bearing ( 28 , 30 ) which is fastened to the housing assembly ( 14 ), which is elastically deformable in the adjustment direction (A) and at which the movable part ( 26 , 32 ) engages, wherein the at least one bearing ( 28 , 30 ) has a radially outer region and a radially inner region, with the bearing ( 28 , 30 ) being fastened to the housing assembly ( 14 ) at the radially outer region and to the movable part ( 32 ) at the radially inner region, and wherein said at least one bearing is fixed to said housing assembly against rotation around said adjustment direction.