Pombi yesimbi inogoneka inokodzera backnuts emalocknuts

Iyo yekuzvivharira musimboti we nati inotsamira pane friction force inogadzirwa pakati pe nati nebhaudhi.Nekudaro, iyi yekuzvivharira kugona inogona kuve isingavimbike pasi pemitoro ine simba.Kuti uone kuti nut inogona kuvharwa zvakasimba munguva yekukurumidzira, matanho ekudzivirira-kusunungura anofanira kutorwa.Lock nuts imhinduro inoshanda yekudzivirira nzungu kuti dzisasununguke.