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US 2018/0094606 A1Published application
Rocket motor with concentric propellant structures for shock mitigation
AssigneeAerojet Rocketdyne, Inc.
InventorPeter J. Cahill, JR.
Life of this patent
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Abstract
A solid rocket motor includes a first solid propellant and a second solid propellant at least partially surrounding the first solid propellant. The second solid propellant is resistant to fragment impact and the first solid propellant has a higher impulse than the second solid propellant.
Claims14
A solid rocket motor comprising:
- a first solid propellant and a second solid propellant at least partially surrounding the first solid propellant, wherein the second solid propellant is resistant to fragment impact and the first solid propellant has a higher impulse than the second solid propellant.
The solid rocket motor as recited in claim 8, wherein the first solid propellant and the second solid propellant have one or more common binder constituent amounts by weight of, respectively, the one or more common binder constituents.
Dependencies are inferred from the claim text.