United thermosetting and folding machines

Claim 1

IN A FOLDING MACHINE HAVING A WORK SUPPORTING SURFACE AND OPERATIVE INSTRUMENTALITIES COMMON TO FOLDING MACHINES, A CEMENT HANDLING APPARATUS COMPRISING A HEATED HOLLOW RECEPTACLE, MEANS PROVIDING A PASSAGEWAY THROUGH WHICH CEMENT MAY BE EXTRUDED UPON A WORK PIECE, PUMP MEANS FOR FORCING MOLTEN CEMENT OUT OF SAID RECEPTACLE AND INTO SAID PASSAGEWAY, VALVE MEANS LOCATED WITHIN SAID PASSAGEWAY TO CONTROL THE INTRODUCTION OF CEMENT TO THE WORK, A SOLENOID FOR CONTROLLING SAID PUMP MEANS AND VALVE MEANS, AND ACTUATING MEANS FOR CONTROLLING SAID SOLENOID, SAID ACTUATING MEANS COMPRISING A LIGHT RESPONSIVE SOLAR CELL EMBEDDED IN SAID WORK SUPPORTING SURFACE IN POSITION TO BE COMPLETELY COVERED BY A WORK PIECE WHEN SUCH IS INTRODUCED TO SAID OPERATIVE INSTRUMENTALITIES, A LIGHT SOURCE LOCATED ABOVE SAID SOLAR CELL, AND ELECTRICAL CIRCUITRY WHICH ENSURES INSTANTANEOUS ACTIVATION OF SAID SOLENOID IN RESPONSE TO THE PRESENCE OF A WORK PIECE.