Patent ID: 8974638
Filing Date: 2015-03-10
Classification: D21G

Abstract:
1. A device for retaining a doctor blade, the device comprising: a bottom plate, a top plate pivotally connected to the bottom plate via a pivot bearing, with the doctor blade being attached to a front end of the top plate, the top plate comprising a deflection plate attached to the front end pointing toward the bottom plate at a clamping location for the doctor blade and sealing a gap formed between the bottom plate and the top plate, said gap extending at the front end in a longitudinal direction of the device, an expandable pressure hose disposed between the bottom plate and the top plate on each side of the pivot bearing, a radially supported bearing shaft attached to or formed on either the bottom plate or the top plate, a receptacle for the bearing shaft attached to or formed on either the top plate or the bottom plate, with the bearing shaft and the receptacle forming the pivot bearing, a piping guide chamber disposed at a rear end of the top plate on a side of the top plate facing the doctor blade, a flexible seal attached at a rear end of the bottom plate facing away from the doctor blade and on a side of the bottom plate facing the piping guide chamber and having a free end comprising a piping engaging in the piping guide chamber, wherein the flexible seal seals a gap formed between the bottom plate and the top plate at the respective rear ends of the top plate and the bottom plate.