Pulley ndi chida chofunikira chonyamulira chomwe chimakhala chosavuta komanso chosavuta. chitsanzo cha kupanga ndi kuchokera 0,3 kuti 320T amene malinga ndi chofunika wosuta.
Pulley block imagwiritsidwa ntchito kwambiri popanga magalimoto osungiramo zinthu, makina opangira zida, zida zoyendera ndi zina, kukweza, kuthandizira zinthu zamakina.
kukweza pulley ndi chida chofunikira chonyamulira chokhala ndi mawonekedwe osavuta komanso kugwiritsa ntchito mosavuta. Ikhoza kusintha njira ya pulley, chingwe chachitsulo ndi katundu wolemera kwambiri, makamaka mndandanda wa pulley kuphatikizapo windlass, mast ndi makina ena okweza. Amagwiritsidwa ntchito kwambiri pakuyika pomanga. Muyezo wake kuchokera 0.03-200T ndi mawilo osapitirira khumi. Zida zathu zonyamulira zikuphatikiza zokowera, mphete za unyolo, mphete zonyamulira, mtengo woperekera. Mukhoza kusankha malinga ndi zosowa zanu.