Worm gear ne shank da ciwon akalla daya cikakken hakori (thread) a kusa da filin filin kuma shi ne direban tsutsotsi dabaran.Worm wheel gear tare da hakora yanke a wani kusurwa da za a kore da tsutsa.The worm gear biyu da ake amfani da aika motsi tsakanin biyu ramummuka wanda suke a 90 ° zuwa juna da kuma kwanta a kan jirgin sama.
Gears na tsutsabelon masana'antuAikace-aikace:
Masu rage saurin gudu,na'urorin da ke hana jujjuyawar kayan aiki suna yin mafi yawan abubuwan da suke kulle kansu, kayan aikin injin, na'urorin ƙididdigewa, shingen sarƙoƙi, janareta masu ɗaukar hoto da sauransu.