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Publication of NL50230CpublicationCriticalpatent/NL50230C/xx
F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
F42C9/00—Time fuzes; Combined time and percussion or pressure-actuated fuzes; Fuzes for timed self-destruction of ammunition
F42C9/14—Double fuzes; Multiple fuzes
F42C9/142—Double fuzes; Multiple fuzes combined time and percussion fuzes in which the timing is caused by combustion
F42C9/144—Double fuzes; Multiple fuzes combined time and percussion fuzes in which the timing is caused by combustion with ring or spiral combustion elements