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US 5,038,561 AGranted
Thermal insulators for rocket motors
AssigneeRoyal Ordnance plc
InventorMichael J. Chase
Life of this patent
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Abstract
A thermal insulator for a rocket motor body comprises a member adapted to be fitted as a sleeve on the outer surface of the body the member comprising a composite of cork having on its outer surface a layer of fibre reinforced polymeric material wherein a substantial proportion of the fibre reinforcement comprises fibres of low-conducting material.
Claims6
A thermally insulated rocket motor comprising:
- a rocket motor including a rocket motor body having an outer surface;
- and
- an insulative sleeve member having an inner surface located in thermal contact with said rocket motor body outer surface, said sleeve member comprising:
- an inner layer of cork having an outer surface;
- and
- an outer layer of fiber reinforced polymeric material located on said cork outer surface wherein said outer layer comprises a resin impregnated cloth including fibers having a low thermal conductivity.
3 more elements
Dependencies are inferred from the claim text.