Patent ID: 7406917
Filing Date: 2008-08-05
Classification: B41F

Abstract:
1. A printing cylinder having a central axis, a cylindrical surface, and axially opposite ends, the cylinder further comprising: an axis-parallel channel in the cylinder, the channel narrowing toward the surface to form a slot for receiving the ends of a covering; a clamping member arranged in the channel and urged toward the slot by springs, the clamping member having at least one recess facing a respective at least one wall of the channel; at least one supporting element arranged inside the channel and engaging a respective said at least one recess of the clamping member; and a pair of adjusting elements arranged at the ends of the cylinder and supporting the clamping member so that the clamping member can be radially displaced, said adjusting elements being arranged so that movement of the adjusting elements causes relative movement between said at least one supporting element and the clamping member, whereby the clamping member is caused to move radially for clamping and unclamping the ends of the covering in the slot.