Overhead mlatho wogulitsidwa

Crane ya pamwamba ndi chiwombankhanga cholemera kwambiri, chomwe nthawi zambiri chimagwiritsidwa ntchito ponyamula ndi kunyamula zinthu zolemetsa m'mafakitale.Lili ndi mizati iwiri ikuluikulu yomangika pamiyala yotalikirana pakati pa mizati iwiri.Chingwechi, chomwe nthawi zambiri chimapangidwa ndi chitsulo kapena konkire, chimachirikiza kulemera kwa crane yonse ndipo chimatengera kulemera kwa zinthu zomwe zimakwezedwa ndi crane.Ma cranes apamtunda nthawi zambiri amagwiritsa ntchito ma drive amagetsi, omwe amawongolera kayendedwe ka makina kudzera pamakina ndi zida zamagetsi.Wogwiritsa ntchito amatha kugwiritsa ntchito chogwirira, chowongolera chakutali kapena makina owongolera kuti aziwongolera kuyenda ndi kukweza kwa crane.Ma crane apamtunda ali ndi mawonekedwe a kunyamula kwakukulu, kukhazikika bwino, magwiridwe antchito osinthika, ndi mitundu ingapo yogwiritsira ntchito, motero amagwiritsidwa ntchito kwambiri popanga zinthu, kukonza ndi kupanga, ndi zomangamanga.

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