Apparatus for treating glass roving

Claim 1

IN AN APPARATUS FOR APPLYING RESIN REINFORCED GLASS FIBER ROVING TO AN OBJECT, MEANS TOTATABLY MOUNTING A SPOOL OF ROVING WHICH HAS FIBERS TREATED WITH A BINDING AGENT, MEANS FOR EXERTING A PULL ON SAID ROVING TO REMOVE IT FROM SAID SPOOL, A HEATER DISPOSED BETWEEN SAID SPOOL AND SAID PULLING MEANS, MEANS FOR GUIDING THE ROVING THROUGH SAID HEATER AT A PREDETERMINED ELEVATION, A FIRST GUIDE ROLLER DISPOSED BETWEEN SAID PULLEY AND SAID HEATER AND HAVING A ROVING-RECEIVING GUIDE SURFACE DISPOSED AT A DIFFERENT ELEVATION THAN SAID PREDETERMINED ELEVATION SO THAT THE ROVING WILL BE BENT TO LOOSEN THE BINDING AGENT FROM THE FIBERS BEFORE IT ENTERS SAID HEAT ER, MEANS RESILIENTLY MOUNTING SAID FIRST ROLLER FOR MOVEMENT IN A DIRECTION TO TENSION THE ROVING, A SECOND GUIDE ROLLER DISPOSED ON THE DOWNSTREAM SIDE OF SAID HEATER AND HAVING A ROVING-RECEIVING GUIDE SURFACE DISPOSED AT A DIFFERENT ELEVATION THAN SAID PREDETERMINED ELEVATION SO THAT HEATED ROVING LEAVING SAID HEATER WILL BE TENSIONED AND SPREAD ON SAID GUIDE SURFACE, AND MEANS FOR APPLYING UNCURED RESIN TO THE FIBERS OF SAID ROVING TO CONDITION THE FIBERS FOR APPLICATION TO AN OBJECT.