| 摘要 |
<p>The invention falls within the art field of rotary printing machines using an intaglio print cylinder, and relates to a doctor (5) in which the wiper blade (21) is inserted in a cylindrical bar (20) held by a gripping mechanism which can be released and clamped manually so as to permit of swivelling the bar about its own longitudinal axis and varying the angle of the blade in relation to the external surface of the print cylinder.</p> |
