Automatic packaging machines

Claim 1

THE COMBINATION IN AN AUTOMATIC MACHINE TO MAKE PACKAGES CONSISTING OF A PREDETERMINED QUANTITY OF ARTICLES WITHIN A SEALED ENVELOPE OF SHEET MATERIAL OF THE KIND USED FOR WRAPPING PURPOSES, AN ELEVATOR PLATFORM HAVING A SURFACE AREA TO ADMIT ONLY SAID QUANTITY OF ARTICLES THEREON, MOUNTED ON A FRAME FOR MOVEMENT BETWEEN A LOWERED POSITION AND A RAISED POSITION THEREON, A FIRST MEANS TO RECEIVE A CONSTANT SUPPLY OF ARTICLES TO BE PACKAGED IN A PREDETERMINED FORMATION, ADAPTED TO GUIDE AND DISCHARGE SAID ARTICLES ONTO SAID ELEVATOR PLATFORM WHEN THE LATTER IS IN ITS LOWERED POSITION, A SECOND MEANS MOVING WITH SAID ELEVATOR PLATFORM TO HALT THE ARTICLES REMAINING ON SAID FIRST MEANS WHEN SAID ELEVATOR PLATFORM IS AWAY FROM ITS LOWERED POSITION, A PUSHER MEMBER, A CANTILEVER SHELF MOUNTED ON THE FRAME, ADAPTED TO BE STRADDLED BY WRAPPING SHEET MATERIAL WHICH IS A WEB FOLDED LONGITUDINALLY SUBSTANTIALLY IN HALF; THE FIXED END OF THE SHELF BEING ALONG SAID ELEVATOR PLATFORM SO THAT WHEN THE FOLDED SHEET WRAPPING MATERIAL IS SET TO STRADDLE SAID SHELF, THE LONGITUDINAL EDGES OF THE FOLDED WEB ARE ALONG AND AT SAID FIXED END OF SAID SHELF, A SEALING PLATFORM, A SUPPLY TO PRESENT A FOLDED WEB OF WRAPPING SHEET MATERIAL ABOUT SAID SHELF; THE WEB EXTENDING IN SUCH DIRECTION THAT UPON MOVEMENT THEREOF LONGITUDINALLY TO DEPLETE SAID SUPPLY, SAID FOLDED WEB WILL MOVE ONTO SAID SEALING PLATFORM, A THIRD MEANS TO MOVE SAID PUSHER MEMBER ALONG A HORIZONTAL RECTANGULAR PATH WITHOUT TURNING; SAID PUSHER MEMBER, SHELF AND ELEVATOR PLATFORM BEING SO POSITIONED ON THE FRAME THAT WHEN THE PUSHER MEMBER IS AT THE FIRST VERTEX LOCATION IN ITS PATH, SAID ELEVATOR PLATFORM IS INTERMEDIATE SAID PUSHER AND SAID SHELF; SAID PUSHER MEMBER WHEN MOVED FROM THE FIRST TO THE SECOND VERTEX LOCATION IN ITS, PATH, WILL HAVE PASSED OVER THE SAID ELEVATOR PLATFORM AND COME OVER SAID SHELF; SAID PUSHER MEMBER WHEN MOVED FROM THE SECOND TO THE THIRD VERTEX LOCATION OF ITS PATH, WILL HAVE MOVED FROM OVER SAID SHELF AND COME OVER SAID SEALING PLATFORM; SAID PUSHER MEMBER WHEN MOVED FROM THE THIRD TO THE FOURTH VERTEX LOCATION IN ITS PATH, WILL HAVE LEFT ITS POSITION OVER SAID SEALING PLATFORM AND PASS ASIDE AND BEYOND SAID ELEVATOR PLATFORM SO THAT THE NEXT MOVEMENT OF SAID