Patent ID: 6681698
Filing Date: 2004-01-27
Classification: B41F,Y10S

Abstract:
An adjusting mechanism for zonal control of an ink blade in respect of a ductor roller surface in a printing press having a frame, said adjusting mechanism comprising a plurality of moving means in contact with the ink blade and movable in a longitudinal direction towards and away from said ductor roller, whereineach of said moving means comprises: at least one bar of a shape memory material having a length at least partly in said longitudinal direction, a first end of the at least one bar being supported by said frame and a second end thereof adapted to said contact; activating means positioned to provide a magnetic field strength or a temperature or an electrical voltage and current into said at least one bar; and said adjusting mechanism comprises: a control unit supplying a controlled electrical voltage and/or current into the activating means, whereupon the length of said at least one bar is determined by the magnetic field strength or the temperature or the electrical voltage and/or current thereof.