Conveyor system and cart

Claim 1

IN A CONVEYOR SYSTEM HAVING AN ELONGATE SUPPORT AND A PLURALITY OF INTERPOSERS ALONG THE LENGTH OF SAID SUPPORT, SELECTED INTERPOSERS ADAPTED TO BE MOVED FROM A FIRST POSITION LATERALLY OUTWARDLY FROM THE SUPPORT CENTER-LINE TO A SECOND POSITION CLOSER TO SAID CENTER-LINE, A PLURALITY OF CARTS, MEANS TO PROPEL SAID CARTS ALONG SAID SUPPORT, EACH CART INCLUDING AN ARTICLE CARRIER ADAPTED TO SELECTIVELY TIP LEFT AND RIGHT TO DISCHARGE AN ARTICLE IN A CORRESPONDING LEFT OR RIGHT DIRECTION, A FRAME, MEANS ON SAID FRAME TO MOUNT THE CART ON SAID ELONGATE SUPPORT, PIVOT MEANS CONNECTING SAID ARTICLE CARRIER TO SAID FRAME, A LATCH HAVING LATCH MEMBERS ON SAID FRAME AND SAID CARRIER RESPECTIVELY AND NORMALLY RETAINING SAID CARRIER IN AN ARTICLE RETAINING POSITION, ONE OF SAID LATCH MEMBERS HAVING CAM MEMBERS EXTENDING FROM THE FRONT TO THE REAR THEREOF WITH RESPECT TO THE DIRECTION OF CART MOTION, SAID CAM MEMBERS EACH HAVING AN UPWARDLY AND REARWARDLY EXTENDING EDGE FORMING A CAM, SAID CAM PROJECTING LATERALLY OUTWARDLY ON BOTH SIDES OF SAID LATCH MEMBER AND RESPONSIVE TO ENGAGEMENT OF THE FRONT EDGE OF SAID CAM WITH A SAID INTERPOSER WHEN IN ITS SAID SECOND POSITION AND THE FORWARD MOTION OF THE CART TO RELEASE SAID LATCH AND PROVIDE AT LEAST THE INITIAL FORCE TO TIP SAID CARRIER IN SAID RIGHT AND LEFT DIRECTIONS WITH THE PIVOTAL MOVEMENTS OF SAID CARRIER BEING ABOUT THE SAME PIVOT AXIS FOR BOTH MOTIONS OF THE ARTICLE CARRIER.