Mold for heat curing thermosetting resins

Claim 1

A MOLD FOR HEAT CURING THERMOSETTING RESINS AND THE LIKE, SAID MOLD HAVING AN INNER SURFACE OF A CONFIGURATION CONFORMING TO THAT OF THE ARTICLE TO BE MOLDED AND AN OUTER SURFACE OF GENERALLY SIMILAR CONFIGURATION TO THAT OF SAID INNER SURFACE, METAL TUBING ENGAGED IN INTIMATE LINE CONTACT WITH SAID OUTER SURFACE, SAID TUBING BEING BENT IN A SUITABLE CONFIGURATION TO SUBSTANTIALLY UNIFORMLY OVERLIE SAID OUTER SURFACE WITH PORTIONS OF THE TUBING SUBSTANTIALLY UNIFORMLY SPACED APART AND DISTRIBUTED OVER THE ARE OF SAID OUTER SURFACE, MEANS SECURING SAID TUBING TO SAID OUTER SURFACE AT SPACED INTERVALS ALONG THE LENGTH THEREOF TO HOLD THE SAME IN CONTACT WITH SAID OUTER SURFACE, HEAT CONDUCTING METAL IN THE INTERSPACES BETWEEN SAID TUBING AND SAID OUTER SURFACE ALONG THE RESPECTIVE SIDES OF THE LINE OF CONTACT OF SAID TUBING WITH SAID OUTER SURFACE, SAID HEAT CONDUCTING METAL THUS FORMING FILLETS FOR TRANSFERRING HEAT FROM SAID TUBING TO SAID MOLD, AND A LAYER OF HEAT CONDUCTING METAL OF SUBSTANTIALLY UNIFORM THICKNESS COVERING THE PRODUCTS OF THE TUBING AND SAID OUTER SURFACE WHICH IS NOT ENGAGED BY SAID FILLETS.