Photoelectrically controlled tape punch

Claim 1

A DATA PROCESSING SYSTEM COMPRISING A PLURALITY OF TAPE PUNCHING PINS ADAPTED FOR EXECUTING TAPE PUNCHING MOVEMENTS, A SPROCKET PIN ADAPTED FOR PUNCHING SPROCKET HOLES IN THE TAPE, TAPE TRANSPORTING MEANS ADAPTED FOR ENGAGING SAID SPROCKET HOLES TO MOVE THE TAPE PAST SAID TAPE PUNCHING PINS, A PLURALITY OF SOLENOIDS COUPLED TO SAID TAPE PUNCHING AND SPROCKET PINS FOR OPERATING THE SAME AND TO SAID TAPE TRANSPORTING MEANS TO OPERATE THE SAME, PHOTOELECTRIC CELLS AND LIGHT SOURCES CORRESPONDING TO SAID TAPE PUNCHING PINS, SHUTTERS INCLUDING MEANS FOR SELECTIVELY ISOLATING SAID CELLS FROM SAID SOURCES, GATES COUPLING SAID CELLS TO THE SOLENOIDS OPERATING SAID TAPE PUNCHING PINS, A FURTHER PHOTOELECTRIC CELL AND LIGHT SOURCE, SAID SHUTTERS INCLUDING MEANS TO ISOLATE SAID FURTHER CELL FROM SAID FURTHER SOURCE AT A TIME DELAYED WITH RESPECT TO THE ISOLATION OF THE FIRST SAID CELLS AND SOURCES, A PULSE SHARPENING DEVICE CONNECTED TO SAID FURTHER CELL, A ONE-SHOT MULTIVIBRATOR COUPLED TO SAID PULSE SHARPENING DEVICE AND RESPONSIVE TO THE SAME FOR GENERATING A PULSE OF PREDETERMINED LENGTH, SAID MULTIVIBRATOR BEING COUPLED TO SAID GATES TO CONDITION THE LATTER TO PASS SIGNALS FROM THE ASSOCIATED CELLS TO THE ASSOCIATED SOLENOIDS IN RESPONSE TO SAID PULSE, A PULSE INVERTER COUPLING SAID MULTIVIBRATOR TO THE SOLENOID OPERATING SAID SPROCKET PIN FOR OPERATING THE SAME SIMULTANEOUSLY WITH SAID TAPE PUNCHING PINS, AND