Ink fountain for dispensing packaged ink

Claim 1

IN COMBINATION, A ROTARY DUPLICATING MACHINE HAVING: A ROTARY PRINTING CYLINDER, AN ELONGATE FLEXIBLE PACKAGE OF PASTY INK HAVING A DISPENSING MOUTH RUNNING THE LENGTH THEREOF ALONG ONE SIDE, SUBSTANTIALLY EQUAL IN LENGTH TO THE PRINTING CYLINDER, AN INK FOUNTAIN FOR DISPENSING PASTY INK FROM SAID PACKAGE, AND A TRAIN OF PARALLEL INK ROLLS FOR RECEIVING THE INK FROM THE FOUNTAIN AND TRANSMITTING IT DIRECTLY TO THE PRINTING CYLINDER; SAID FOUNTAIN INCLUDING THE FOLLOWING: (A) AN ELONGATE FOUNTAIN ROLLER SUBSTANTIALLY EQUAL IN LENGTH TO THE PRINTING CYLINDER AND PACKAGE MOUTH, AND MEANS FOR ROTATABLY SUPPORTING THE SAME ON A FIXED AXIS ADJACENT AND PARALLEL TO THE INK TRAIN, (B) MEANS FOR SUPPORTING THE INK PACKAGE ADJACENT THE FOUNTAIN ROLLER IS FIXED RELATION THERETO WITH THE FULL LENGTH OF ITS DISPENSING MOUTH IN CONTINUAL CONTACT WITH THE SURFACE OF THE ROLLER AND EXTENDING SUBSTANTIALLY THE LENGTH OF THE ROLLER, (C) ELONGATE PACKAGE RETAINING MEANS SPACED FROM AND PARALLEL TO SAID ROLLER, INCLUDING A CLAMPING MEMBER MOVABLE BETWEEN A PACKAGE RETAINING POSITION AND A PACKAGE RELEASING POSITION FOR GRASPING AND HOLDING THE PACKAGE BY AN ELONGATE MARGIN OF SAID PACKAGE PARALLEL TO AND ON THE OPPOSITE SIDE FROM ITS DISPENSING MOUTH, SAID PACKAGE RETAINING MEANS BEING SO LOCATED AS TO MAINTAIN THE PACKAGE IN A POSITION WITH ITS MOUTH IN DISPENSING CONTACT WITH THE FOUNTAIN ROLLER; (D) MEANS TO EFFECT MOVEMENT OF SAID CLAMPING MEMBER; AND (E) MEANS TO APPLY TO AN INK PACAKGE HELD BY SAID RETAINING MEANS A PROGRESSIVE SQUEEZING ACTION SIMULTANEOUSLY ALONG THE ENTIRE LENGTH OF THE PACKAGE TO DISPENSE INK FROM THE PACKAGE MOUTH ONTO THE SURFACE OF THE FOUNTAIN ROLLER THROUGHOUT SUBSTANTIALLY THE ENTIRE LENGTH THEREOF AND IN SUBSTANTIALLY UNIFORM AMOUNTS THEREALONG.