Impact Tests of a Solid Rocket Motor T. Matsunaga, Y. Nakayama, M. Iida, K. Tanaka, M. Kawamura, Y. Hyodo, H. Nakamura, M. Chiba, S. Suzuki, and K. Kosaka [Proceedings of the 19th International Pyrotechnics Seminar, pp.438-444, 1994]