Doctor blade mechanism with fluid sealing elements

Claim 1

A PRINTING PRESS COMPRISING SPCED-APART END FRAME MEMBERS, A ROTATABLE PLATE CYLINDER JOURNALED IN THE END FRAME MEMBERS, MEANS FOR SUPPLYING INK TO THE SURFACE OF THE CYLINDER, ADJUSTABLE MEANS CARRYING A DOCTOR BLADE ARRANGED TO LONGITUDINALLY ENGAGE THE SURFACE OF THE PLATE CYLINDER AND REMOVE INK THEREFROM, THE CARRYING MEANS BEING MOUNTED FOR LONGITUDINAL RECIPROCATION TO MOVE THE BLADE AND FORTH ACROSS THE SURFACE OF THE CYLINDER, SEALING MEANS AT EACH END OF THE PLATE CYLINDER FOR PREVENTING THE MATERIAL FROM PASSING BETWEEN THE ADJACENT END OF THE BLADE AND THE ADJACENT END FRAME MEMBER, THE SEALING MEANS INCLUDING A GENERALLY L-SHAPED BRACKET PIVOTALLY MOUNTED ON EACH OF THE END FRAME MEMBERS ADJACENT THE ENDS OF THE PLATE CYLINDER, A DEFLECTOR PLATE CARRIED BY EACH OF THE BRACKETS AND HAVING A FIRST EDGE ABUTTING THE INSIDE SURFACE OF THE ADJACENT FRAME MEMBER, A SECOND EDGE OPPOSITE THE FIRST EDGE AND DISPOSED INWARDLY OF THE ADJACENT END OF THE DOCTOR BLADE, THE PLATE EXTENDING GENERALLY REARWARDLY AND DOWNWARDLY WITH RESPECT TO THE BLADE AND ARRANGED TO DEFLECT MATERIAL IMPINGING UPON ITS LOWER SURFACE TOWARD THE MATERIAL SUPPLYING MEANS, A SEALING ELEMENT MOUNTED ON THE UNDERSURFACE OF EACH OF THE SAID PLATES, THE SEALING ELEMENT HAVING A FIRST FACE SUBSTANTIALLY PARALLLEL TO AND DISPOSED CLOSELY ADJACENT TO THE BACK SURFACE OF THE END OF THE DOCTOR BLADE AND COOPERATING THEREWITH TO PREVENT INK FROM PASSING THEREBETWEEN, A SECOND FACE INTERSECTING THE FIRST FACE AT AN ACUTE ANGLE AND ARRANGED TO DIRECT THE INK REMOVED BY THE BLADE OUTWARDLY TOWARD THE ADJACENT END FRAME MEMBER, AN END FACE ABUTTING THE INNER SURFACE OF THE ADJACENT END FRAME MEMBER AND A LOWER FACE SPACED CLOSELY ADJACENT TO THE SURFACE OF THE CYLINDER AND COOPERATING THEREWITH TO PREVENT MATERIAL FROM PASSING THEREBETWEEN.