Thermal barrier for thrust vehicle nozzle

Claim 1

A NOZZLE FOR A THRUST VEHICLE, SAID NOZZLE COMPRISING AN ELONGATED HOLLOW MEMBER SUITABLY CONTOURED IN LONGITUDINAL SECTION AND IN CROSS SECTION TO CHANNEL AN EXPANDING HIGH TEMPERATURE GAS THERETHROUGH FOR EFFICIENT THRUST OF SAID VEHICLE, A LAYER OF THERMALLY INSULATIVE MATERIAL LOCATED IN CONTIGUOUS RELATION WITH AT LEAST A PERIPHERAL PORTION OF THE OUTER SURFACE OF SAID MEMBER, SAID PERIPHERAL SURFACE PORTION OF SAID MEMBER BEING SO LOCATED AND SIZED LONGITUDINALLY OF SAID MEMBER AS TO BE CORRELATED THERMALLY WITH AT LEAST THE RELATIVELY HIGHEST TEMPERATURE PORTION OF THE INTERIOR SURFACE OF SAID MEMBER, SAID LINER PORTION HAVING A CONTINUOUS SURFACE THEREON TO PREVENT EXPOSURE OF SAID LAYER TO THE INTERIOR OF SAID NOZZLE, AND COOLING WALL MEANS SECURED RELATIVE TO SAID MEMBER OUTER SURFACE AND OVER SAID INSULATIVE LAYER, SAID WALL MEANS BEING POSITIONED TO CAPTIVATE COMPLETELY SAID INSULATIVE LAYER AGAINST DISLOCATION AND, IN HEAT TRANSFER RELATION THEREWITH FOR COOLING SAID MEMBER DURING OPERATION SAID WALL MEANS INCLUDING A PLURALITY OF COOLANT TUBES SECURED TO AN INNER END OF SAID MEMBER AND EXTENDING LONGITUDINALLY SAID MEMBER AND ADJACENTLY OF EACH OTHER, SAID WALL MEANS ALSO INCLUDING A LENGTH OF WIRE WOUND HELICALLY AGAINST SAID COOLANT TUBES ABOUT SAID MEMBER WITH THE HELICAL AXIS EXTENDING LONGITUDINALLY OF SAID MEMBER, SAID WIRE AND SAID TUBES BEING SO LOCATED AND SO BONDED TOGETHER AS TO FORM CONJUCTIVELY A SUBSTANTIALLY SOLID BARRIER AGAINST DISLOCATION OF SAID INSULATIVE LAYER AND IN ADDITION TO PROVIDE SUBSTANTIAL NOZZLE STRENGTH INTERNAL GAS PRESSURE.