Patent ID: 7332033
Filing Date: 2008-02-19
Classification: B05C,D21H

Abstract:
1. A doctor bed for holding a circularly cylindrical metering rod, comprising: a housing of a homogenous material having a cross section at right angles to a cylinder longitudinal axis of the metering rod, said housing having a circularly cylindrical recess that surrounds the metering rod with a form fit of at least 180°, said recess having an entry edge and an exit edge, said housing having at least one groove in said recess running substantially parallel to said cylinder longitudinal axis of the metering rod; at least one wiping strip detachably arranged between the metering rod and the doctor bed; and a washing channel that runs substantially parallel to said cylinder longitudinal axis of the metering rod, said washing channel connected to said circularly cylindrical recess over its entire length, said at least one groove including a first groove and a second groove, said at least one wiping strip including a first wiping strip and a second wiping strip, said first groove positioned upstream of said washing channel in a direction of rotation of the metering rod, said second groove positioned downstream of said washing channel in said direction of rotation, said first wiping strip being at least partially disposed in said first groove, said second wiping strip being at least partially disposed in said second groove.