Patent ID: 6832551
Filing Date: 2004-12-21
Classification: B41F

Abstract:
A doctor blade chamber for a rotation printing machine comprising:an anilox roll that rotates around an axis during operation; an elongated doctor blade chamber body that defines an ink chamber on a first side opposite said anilox roll; two wedge-like doctor blades extending from said doctor blade chamber body and set to the anilox roll; two sealing bodies that limit respective end portions of said ink chamber on either side of a dye zone, sealing surfaces of said sealing bodies being set against said anilox roll; two first intermediate walls adjacent said sealing bodies, respectively, each of said walls being arranged between the dye zone and the respective sealing body to create respective first chambers on each side of the ink chamber; and at least one of said doctor blades having a length that ends between one of said intermediate walls and the sealing body on at least one end of said ink chamber.