Line spacing device for adding and computing machines

Claim 1

IN A LINE SPACING MECHNISM FOR USE IN ADDING MACHINES, COMPUTING MACHINES AND THE LIKE, A ROTATABLY MOUNTED FIRST SHAFT; A PAPER PLATEN SECURED TO SAID FIRST SHAFT FOR ROTATION THEREWITH, SAID PAPER PLATEN BEING RESTRAINED FROM LATERAL MOVEMENT; FIRST AND SECOND GEAR MEMBERS SECURED TO SAID FIRST SHAFT AT ONE END THEREOF; AND IN COMBINATION THEREWITH MANS FOR LINE SPACING PLATEN COMPRISING: A DRIVE SHAFT; A CRANK ARM SECURED TO SAID DRIVE SHAFT; A PIVOTALLY MOUNTED TRANSFER LEVER ENGAGING SAID CRANK ARM TO EXPERIENCE RECIPROCATING MOVEMENT; A PIVOTALLY MOUNTED LEVER ARM HAVING A FIRST ROLLER MEMBER AT A FIRST END THEREOF AND A PIN AT A SECOND END THEREOF; A RAIL MEMBER PIVOTALLY CONNECTD TO SAID TRANSFER LEVER FOR ENGAGING THE PIN ON SAID LEVER ARM; SAID FIRST ROLLER MEMBER BEING IN SUBSTANTIALLY CONTINUOUS ENGAGEMENT WITH SAID FIRST GEAR MEMBER; FIRST AND SECOND CAMS BEING SECURED TO SAID DRIVE SHAFT; A PIVOTALLY MOUNTED YSHAPED MEMBER HAVING SECOND AND THIRD ROLLER MEMBERS PIVOTALLY MOUNTED TO FIRST AND SECOND ARMS OF SAID Y-SHAPED MEMBER FOR ENGAGING SAID FIRST AND SECOND CAMS, RESPECTIVELY; AND A TRANSPORT RAIL HAVING A FIRST END PIVOTALLY CONNECTED TO THE THIRD ARM OF SAID Y-SHAPED MEMBER AND HAVING A FLANGE AT THE SECOND END THEREOF ENGAGING SAID SECOND GEAR MEMBER AND A CAM SURFACE ADJACENT SAID FLANGE; SAID DRIVE SHAFT ROTATING SAID Y-SHAPED MEMBER CAUSING SAID TRANSPORT LEVER FLANGE TO MOVE SAID PAPER PLATEN IN A FIRST DIRECTION THROUGH A FIRST PREDETERMINED NUMBER OF SHIFT UNITS, AND FURTHER CAUSING SAID CAM SURFACE TO MOVE SAID FIRST ROLLER MEMBER IN A FIRST DIRECTION TO MOVE SAID PAPER PLATEN STILL FURTHER IN SAID FIRST DIRECTION BY A SECOND PREDETERMINED NUMBER OF SHIFT UNITS; SAID CRANK ARM BEING ROTATED TO MOVE SAID TRANSPORT LEVER IN A FIRST DIRECTION CAUSING SAID RAIL MEMBER TO MOVE SAID LEVER ARM PIN THEREBY MOVING SAID ROLLER MEMBER IN A SECOND DIRECTION OPPOSITE SAID FIRST DIRECTION CAUSING SAID PAPER PLATEN TO MOVE IN A SECOND DIRECTION OPPOSITE TO SAD FIRST DIRECTION BY AN AMOUNT EQUAL TO SAID SECOND PREDETERMINED NUMBER OF SHIFT UNITS.