Printing machine with means to compensate for different areas of different characters

Claim 1

IN A PRINTING MACHINE OF THE TYPE HAVING A MOVABLE PLATFORM FOR CARRYING A PAPERBOARD OR THE LIKE TO BE PRINTED, A MOVABLE TYPE CARRIAGE ASSEMBLY HAVING A PLUSRALITY OF TYPE MEMBERS MOUNTED OVER THE PLATFORM AND A MANUAL OPERATING MECHANISM FOR ACTUATING SAID TYPE MEMBERS, SAID MANUAL OPERATING MECHANISM BEING MOUNTED OVER SAID TYPE CARRIAGE ASSEMBLY AND SAID PLATFORM, SAID MANUAL OPERATING MECHANISM INCLUDING A MANUALLY OPERABLE MEMBER AND A RECIPROCABLE MEMBER, SAID PRINTING MACHINE ALSO HAVING MENS FOR INDEXING SAID PLATFORM IN INCREMENTS EACH TIME SAID OPERATING MECHANISM IS OPERATED TO ACTUATE A TYPE MEMBER, THE IMPROVEMENTS COMPRISING: (A) A FIRST PLURALPITY OF PLATES MOUNTED IN SAID CARRIAGE ASSEMBLY IN SPACED, PARALLEL RELATION; AND (B) A SECOND PLURALITY OF PLATES MOUNTED IN SAID CARRIAGE ASSEMBLY NORMAL TO SAID FIRST PLATES, EACH OF SAID SECOND PLATES HAVING NOTCHES ARRANGED TO COOPERATE WITH SAID RECIPROCABLE MEMBER FOR PREDETERMINING THE MAGNITUDE OF EACH INCREMENT OF INDEXING OF SAID PLATFORM, SAID SECOND PLATES ALSO HAVING SLOTS IN THEIR LOWER PARTS WHICH ENGAGE SAID FIRST PLATES, SAID SECOND PLATES ALSO HAVING RIBS WHICH FRICTIONALLY ENGAGE SAID FIRST PLATES, WHEREBY SAID SECOND PLATES ARE READILY MOVEABLE AND REPLACEABLE BY PLATES HAVING NOTCHES OF DIFFERENT DEPTHS TO ACCOMMODATE DIFFERENT TYPE MEMBERS.