APPARATUS FOR COATING APPLICATION ON TYPOGRAPHIC PLATES FOR METALLOGRAPHIC PRINTING Russian patent published in 2017 - IPC B41C3/00 

FIELD: technological processes.

SUBSTANCE: an apparatus for coating the printing plates for intaglio printing is provided; it comprises a vacuum chamber having an inner space provided to accommodate at least one printing plate for intaglio printing, which shall be coated, a vacuum system connected to the vacuum chamber provided to create a vacuum in the inner space of the vacuum chamber, and a system of physical vapor deposition (PVD) provided for implementation of wear resistant coating material in a vacuum on the surface of the engraved printing plate for intaglio printing. System physical vapor deposition comprises at least one target with coating material comprising a source of wear coating material to be deposited on the surface of the engraved printing plate for intaglio printing. The vacuum chamber is disposed so that the printing plates for intaglio printing, which shall be coated; it is disposed substantially vertically in the inner space of the vacuum chamber so that its etched surface is facing the at least one target with coating material. Apparatus for coating a printing plate for intaglio printing also comprises a movable supporting element disposed in the inner space of the vacuum chamber and provided for supporting and moving the cyclic printing plate for intaglio printing in front of and past the at least one target with coating material.

EFFECT: coating apparatus enables reliable and effective coverage of the printing plates for intaglio printing layer of the wear coating material, and is easy to operate and maintain.

20 cl, 8 dwg