Molding apparatus

Claim 1

A MOLDING APPARATUS FOR FOOTWEAR COMPRISING: (A) A SUPPORT TABLE; (B) AN OPEN CAVITY SHOE SOLE MOLD FIXEDLY SUPPORTED IN A SUBSTANTIALLY HORIZONTAL PLANE BY SAID TABLE; (C) A DISPENSER MOUNTED ON SAID TABLE FOR RECIPROCABLE HORIZONTAL MOVEMENT FOR DISPENSING A LIQUID PLASTISOL AT ROOM TEMPERATURE; (D) SAID DISPENSER BEING MOVABLE FROM A POSITION ADJACENT AND CLEAR OF SAID SHOE MOLD ALONG A LINE OF TRAVEL OVER SAID MOLD EXTENDING SUBSTANTIALLY THE LENGTH OF SAID MOLD SO THAT PLASTICOL IS DEPOSITED INSIDE SAID MLD AS THE DISPENSER MOVES THEREOVER; (E) LAST SUPPORT MEANS PIVOTALLY MOUNTED ON SAID TABLE ON A HORIZONTAL AXIS WHICH IS DISPOSED TRANSVERSE TO THE LENGTH OF SAID SHOE MOLD; (F) A LAST MOUNTED ON SAID LAST SUPPORT MEANS AND MOVABLE THEREWITH SO THAT IT CLOSES THE MOLD IN ONE POSITION AND IS MOVED CLEAR THEREOF IN ANOTHER POSITION; (G) HEATING MEANS IN SAID LAST HAVING A HEAT LEVEL CONTROL UNIT TO MAINTAIN TEMPERATURE AT APPROXIMATELY THE GEL TEMPERATURE OF THE PLASTISOL; (H) HEATING MEANS IN SAID MOLD HAVING A HEAT LEVEL CONTROL UNIT WHICH MAINTAINS THE INITIAL TEMPERATURE OF THE MOLD AT SLIGHTLY ABOVE THE MELTING TEMPERATURE OF THE EXPANDING AGENT IN THE PLASTISOL; (I) CONTROL MEANS FOR OPERATING SAID DISPENSER AND SAID LAST SUPPORT ASSEMBLIES; (J) AN OVERALL HEAT CONTROL MEANS CONNECTED TO BOTH OF SAID HEATING MEANS FOR GOVERNING OPERATION THEREOF; AND (K) PROGRAMMING MEANS CONNECTED TO SAID DISPENSER, SAID LAST SUPPORT, AND SAID OVERALL HEAT CONTROL MEANS FOR PROVIDING CYCLIC OPERATION OF SAID UNIT, WHEREBY SAID DISPENSER AND SAID LAST ARE SUCCESSIVELY MOVED INTO OPERATIVE POSITION OVER SAID MOLD, AND APPLICATION OF HEAT TO SAID MOLD AND LAST ASSEMBLIES IS DIRECTLY CONTROLLED.