Patent ID: 6691505
Filing Date: 2004-02-17
Classification: F02K,F05D

Abstract:
A rocket motor comprising:a rocket motor casing comprising a combustion chamber; a propellant contained in the rocket motor casing, the propellant formulated to generate combustion products upon ignition thereof; a nozzle assembly with a restrictive throat and an exit region, the nozzle assembly being operatively engaged with the rocket motor casing to receive the combustion products and to pass the combustion products through the restrictive throat before discharging the combustion products from the exit region; and insulation arranged internally in or externally on at least one member selected from the group consisting of the rocket motor casing and the nozzle assembly for insulating or heat shielding, the insulation comprising a cured elastomer and vapor-grown carbon fibers dispersed in the cured elastomer, the vapor-grown carbon fibers having an internal graphitized tube surrounded by a sheath of vapor-deposited amorphous carbon.