Record sensing and feeding apparatus

Claim 1

RECORD PROCESSING APPARATUS HAVING RECORD SENSING ELEMENTS NORMALLY BIASED INTO A RECORD CHANNEL THEREBY TO SENSE THE PRESENCE OR ABSENCE OF PERFORATIONS IN A RECORD PASSING THERETHROUGH AND RETRACTABLE FROM SAID RECORD CHANNEL TO PERMIT MOVEMENT OF A RECORD OPERATIVELY POSITIONED THEREIN, COMPRISING MEANS FOR RETRACTING SAID ELEMENTS, CYCLICALLY OPERABLE MEANS, MEANS FOR COUPLING SAID CYCLICALLY OPERABLE MEANS TO SAID RETRACTING MEANS, MEANS IN SAID RECORD CHANNEL DOWNSTREAM OF SAID RECORD SENSING ELEMENTS FOR DETECTINGPASSAGE OF THE EDGE PORTIONS OF SAID RECORD, AUXILIARY RECORD DRIVE MEANS ADAPTED TO BE RENDERED OPERATIVE IN RESPONSE TO THE PASSAGEOF THE TERMINAL EDGE OF A RECORD PAST SAID DETECTING MEANS, AND MEANS ASSOCIATED WITH SAID AUXILIARY RECORD DRIVE MEANS ADAPTED TO MAINTAIN SAID RETRACTING MEANS OPERATIVE FOR AS LONG AS SAID AUXILIARY RECORD DRIVE MEANS IS OPERATIVE, SAID DETECTING MEANS BEING RESPONSIVE TO THE OPERATIVE POSITIONMENT OF A NEW RECORD TO DISABLE SAID RECORD DRIVE MEANS.