Patent ID: 8393268

Claim:
A doctor blade support for a machine for printing paste by silk screen printing, the doctor blade support comprising: a doctor blade of substantially square cross-section configured to come into contact with meshes of a silk screen printing screen in order to apply the paste to an element to be printed, the doctor blade being made of an elastomeric material; a first clamping jaw and a second clamping jaw configured to clamp the doctor blade; and at least two means for tightening the first clamping jaw towards the second clamping jaw in order to clamp or withdraw the doctor blade, each tightening means comprising a resilient element applying a force between the two clamping jaws in order to move the two clamping jaws towards each other, and means for regulating the deformation of the resilient element, the resilient elements of the at least two tightening means being arranged such that a constant force is applied by the resilient elements to the doctor blade along the entire length thereof.