Jack wayimirirandi okhwima jacking chidutswa ngati chipangizo ntchito, kupyolera mu bulaketi pamwamba kapena pansi bulaketi claw mkati ulendo waung'ono kutsegula kulemera kwa kuwala ang'onoang'ono zonyamulira zida. Jack amagwiritsidwa ntchito kwambiri m'mafakitale, migodi, zoyendera ndi madipatimenti ena monga kukonza magalimoto ndi kukweza kwina, kuthandizira ndi ntchito zina. Mapangidwe ake ndi opepuka komanso olimba, osinthika komanso odalirika, ndipo amatha kunyamulidwa ndikuyendetsedwa ndi munthu m'modzi.Tire Balancer amagwiritsidwa ntchito kuyeza kusalinganika kwa rotor, makina ojambulira ndi a makina owongolera olimba, kulimba kwa chimango cha swing ndi chachikulu kwambiri, kusalinganika kwa rotor kumakonzedwa ndi zotsatira zoyeserera zamakina, kuti muchepetse kugwedezeka, kuwongolera magwiridwe antchito ndikusintha mtundu wazinthu, kugwedezeka kwa rotor kapena kugwedezeka kumatha kuchepetsedwa. The Gantry crane ndikusintha kwa crane ya mlatho, yomwe imadziwikanso kutifoldable shopu crane.Amagwiritsidwa ntchito kwambiri pokweza ndi kutsitsa katundu m'bwalo lakunja, bwalo lazinthu komanso katundu wambiri. Crane ya Gantry imagwiritsidwa ntchito kwambiri pamayadi onyamula katundu pamadoko chifukwa cha kuchuluka kwake, kuchuluka kwa magwiridwe antchito, kusinthasintha kwakukulu komanso kusinthasintha kwamphamvu.