Pneumatic pick off for perforated cards

Claim 1

A FEEDER TO EXTRACT AND TRANSPORT INDIVIDUAL PERFORATED FLEXIBLE CARDS FROM A STACK, SAID FEEDER INCLUDING MEANS TO ESTABLISH A FLEXURE AXIS ABOUT WHICH A FIRST PORTION OF THE END CARD OF THE STACK IS BENDABLE WHILE THE REMAINING PORTION OF THE CARD REMAINS IN THE STACK, A SUCTION MEMBER HAVING A CARD-PORTION ENGAGING FLAT SURFACE LOCATED AT A FIRST POSITION LATERALLY SPACED FROM AND AT AN ANGLE TO SAID PORTION OF SAID END CARD, THE ANGULAR POSITION OF SAID SURFACE BEING SUCH THAT THE EDGE OF THE SURFACE NEAREST TO SAID AXIS ESTABLISHING MEANS IS ALSO NEAREST TO SAID CARD, A VACUUM SOURCE CONNECTED WITH SAID MEMBER AND PROVIDING A LOW PRESSURE ZONE BETWEEN THE FACE OF SAID CARD PORTION AND SAID SURFACE, SAID ZONE BEING OF A PRESSURE WHICH IS LOW ENOUGH WITH RESPECT TO THE BENDING RESISTANCE TO MOTION OFFERED BY THE CARD INCLUDING THE IMPERFORATE AREA OF THE CARD PORTION AND THE FLEXIBILITY OF THE MATERIAL OF THE CARD OF RAPIDLY MOVE THE CARD PORTION AGAINST SAID SURFACE BY BENDING ABOUT SAID AXIS, SAID CARD PORTION ACTING TO THROTTLE SAID SUCTION MEMBER AS SAID CARD PORTION IS SUCKED AGAINST SAID SURFACE, AND THE LEAKAGE THROUGH THE PERFORATIONS BEING SUFFICIENT TO ATTRACT THE SECOND CARD OF THE STACK TO SAID SURFACE, MEANS FOR MOVING SAID SUCTION MEMBER WITH THE ADHERED CARD FROM SAID FIRST POSITION TO A SECOND POSITION SPACED FROM THE FIRST POSITION THEREBY CAUSING THE SUCTION MEMBER ITSELF TO MECHANICALLY MOVE SAID CARD PORTION THEREWITH, THE DIRECTION OF MOVEMENT OF SAID SUCTION MEMBER AND THE LENGTH OF THE PATH TRAVELED BY SAID SUCTION MEMBER BEING SUCH AS TO REQUIRE SAID SUCTION MEMBER TO SLIDE THE REMAINING PORTION OF THE CARD OVER THE ADJACENT CARD OF THE STACK AND OUT FROM THE STACK, AND A CARD TAKE-AWAY DEVICE AT SAID SECOND POSITION FOR TRANSPORTING SAID CARD TO A REMOTE LOCATION.