Iyo yakapetwa-mbiri granry cranry magirazi emashizha uye mapuranga ane maWel-pamwechete zvisikwa zvisina majoini majoini, ane mwero wakakwira wekusimirira uye akatwasuka. Iyo yekufamba mechina yeTrolley inofambiswa nemagetsi, iyo yakapetwa-grantry crane inogona kushatiswa nematambudziko uye zvimwe zvishandiso zvekusimudza midziyo, izvo zvakakodzera kushandiswa kwakasiyana.
Kugona kusimudza kwegondo mbiri Double Beam Gantry Crane inoshandiswa zvakanyanya mukuremekedza kwakanyanya kusimudza.
Double Beam Gantry Crane Ichiratidzo uye inotakurika, uchishandisa makumbo kuti ubate mabhiriji, slings, uye inosimudza. Muzvigadzirwa zvepamusoro-zvekumhanya-madiki-maviri-girlry Ivo havadi zvimwe zvinhu zveBridge matanda uye Runway Systems, saka kuvaka makumbo ekutsigira anofanirwa kutora hanya yekuwedzera. Dour mbiri Gantry Crane inofungidzirwa kuti pane chikonzero chekusanganisira denga renzvimbo, uye dzinotsikwa-mhepiriko dzemhepo dzinogona kuiswa, kana kuti dzinogona kushandiswa pasi peiyo nzvimbo iripo yebhiriji.
Dambudziko-girasi Chimiro chekutanga chegwenzi mbiri