Spiral riboni chosakanizira
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Chosakaniza chodalirika cha riboni cha spiral
Chosakaniza cha Spiral riboni chimapangidwa makamaka ndi shaft yayikulu, riboni yamitundu iwiri kapena yamitundu yambiri.Riboni yozungulira ndi imodzi kunja ndi ina mkati, mosiyana, imakankhira zinthu mmbuyo ndi mtsogolo, ndipo pamapeto pake imakwaniritsa cholinga chosakaniza, chomwe chiri choyenera kusonkhezera zipangizo zowunikira.
