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Claim 1

A MECHANISM FOR RECEIVING EXTERNALLY GENERATED PERMUTATIVE SIGNALS REPRESENTATIVE TO BRAILLE CELLS AND FOR CONVERTING SUCH SIGNALS INTO EMBOSSMENTS IN A WEB COMPRISING: A DIE BLOCK; A PLURALITY OF PINS FOR COOPERATION WITH THE DIE BLOCK TO FORM THE EMBOSSMENTS IN THE WEB; A PLURALITY OF MOVABLE VANES EXTENDING SUBSTANTIALLY THE ENTIRE WIDTH OF THE WEB TO BE EMBOSSED; MEANS FOR HOLDING THE VANES IN ONE POSITION; SIGNAL RECEIVING MEANS FOR RECEIVING THE CHARACTER REPRESENTING SIGNALS AND FOR MOVING PERMUTATIVE COMBINATIONS OF THE VANES TO A SECOND POSITION IN ACCORDANCE WITH THE SIGNALS RECEIVED; A PLURALITY OF INTERPOSERS NORMALLY HELD IN A FIRST POSITION FOR RELEASE TO A SECOND POSITION BY THE VANES WHEN THE VANES ARE MOVED TO THEIR SECOND POSITION; POWER MEANS FOR ENGAGING THOSE INTERPOSERS WHICH HAVE BEEN RELEASED BY THE VANES AND FOR MOVING THOSE INTERPOSERS TO A THIRD POSITION; A PLURALITY OF PIN ACTUATOR MEANS EACH INDIVIDUAL TO ONE OF THE PINS AND INDIVIDUAL TO ONE OF THE INTERPOSERS FOR ACTUATION BY THOSE INTERPOSERS WHICH HAVE BEEN RELEASED BY THE VANCES AS THE INTERPOSERS ARE MOVED FROM THEIR SECOND POSITION TO THEIR THIRD POSITION BY THE POWER MEANS TO MOVE A PERMUTATION COMBINATION OF THE PINS INTO COOPERATIVE ENGAGEMENT WITH THE DIE BLOCK TO FORM EMBOSSMENTS IN THE WEB; AND SPACING MEANS FOR MOVING THE INTERPOSERS AND THE PUNCH PIN ACTUATING MEANS STEP-BY-STEP TRANSVERSELY ACROSS THE WEB TO EFFECT CHARACTER SPACING FOR THE BRAILLE COPY.