Patent ID: 7762187
Filing Date: 2010-07-27
Classification: B41F

Abstract:
1. A device for the substitution of a cliché-jacket from a cliché cylinder in a printing machine or the like wherein said cylinder is connected to a motor driving said cylinder into rotation about a longitudinal axis thereof and said cylinder is provided with radial holes connected with an air inlet, said air inlet being apt to be connected with a compressed air supply by means of a delivery means, the device comprising: an automatic means for sensing the position of said air inlet relative to said delivery means and automatic means for positioning said air inlet and said delivery means in a reciprocal coupling position, said automatic sensing and positioning means being connected to a programmable electronic unit which, when said air inlet and said delivery means are coaxial, drives said coupling and switches on an on-off valve which, on a side, is connected to said compressed air supply (