Automatic bag closing sewing machine

Claim 1

IN A SEWING MACHINE HAVING A POWER MEANS AND MEANS OPERATED THEREBY FOR STITCHING BAGS OR LIKE ARTICLES SUCCESSIVELY FED THERETHROUGH IN SPACED RELATION, COMPRISING IN COMBINATION: A THREAD CUTTING MEANS; AN ARM PIVOTALLY CONNECTED TO SAID SEWING MACHINE AND NORMALLY POSITIONED ADJACENT SAID CUTTING MEANS IN THE LINE OF TRAVEL OF SAID BAGS AND UPON ENGAGEMENT THEREWITH PIVOTS OUT OF SAID LINE OF TRAVEL; A SPRING MEANS IN ENGAGEMENT WITH SAID ARM FOR YIELDABLY PIVOTING SAID ARM INTO ITS NORMAL POSITION UPON EACH BAG PASSING THROUGH SAID SEWING MACHINE, SAID ARM BEING POSITIONED TO PIVOT INTO ENGAGEMENT WITH THE ARM TRAILING STITCHING THREAD AND MOVE IT INTO CUTTING ENGAGEMENT WITH SAID CUTTING MEANS WHEN SAID ARM MOVES TO ITS NORMAL POSITION; A SWITCH MEANS OPERATIVELY CONNECTED TO SAID ARM AND DURING THE TIME SAID ARM IS IN ENGAGEMENT WITH SAID BAG SAID SWITCH IS CLAOSED THEREBY AS EACH BAG MOVES AWAY FROM SAID ARM AND SAID MACHINE SAID SWITCH IS OPENED; AND A CIRCUIT COMPRISING SAID SWITCH AND SAID POWER MEANS WHEREBY SAID POWER MEANS IS INOPERABLE UPON SAID SWITCH BEING OPENED AND OPERABLE UPON ITS BEING CLOSED.