Porogaramu:
Igikonoshwa cyo kugaburira amatungo gikonjesha cyagenewe gukonjesha ibiryo binini binini biva mu mahanga, guhunika ibiryo no kugaburira pellet mu gihingwa cya pellet. Binyuze kuri pendulum ya konte yo gukonjesha, pellet yo kugaburira igabanya ubushyuhe nubushuhe bwo gutunganya ubutaha.