urusyo

Ibice byingenzi byakazi nibikoresho byo guhindagura plastike yicyuma kumashanyarazi.Umuzingo ugizwe ahanini numubiri wizunguruka, ijosi ryizunguruka n'umutwe wa shaft.Umubiri uzunguruka nigice cyo hagati cyumuzingo ugira uruhare mubyuma bizunguruka.Ifite silindrike yoroshye cyangwa igororotse.Ijosi ryizunguruka ryashyizwe mubitereko kandi ryohereza imbaraga zo kuzunguruka kumurongo unyuze ku ntebe yo gutwara hamwe nigikoresho cya screwdown.Umutwe wumutwe wihererekanyabubasha uhujwe nintebe yicyuma unyuze mu rufunzo uhuza kugirango uhindure urumuri ruzunguruka rwa moteri kuri muzingo.Umuzingo urashobora gutondekwa muburyo bubiri, butatu, bune cyangwa burenze mumuzingo.