Raws li cov qauv sib kis:
Cov ntsuas ruaj ruaj sib piv - cov iav hloov mechanism (kheej kheej, khob)
Kev hloov pauv sib txawv ntawm cov qauv - cov qauv zoo ntawm cov tsis siv cav iav (oval iav)
Raws li kev txheeb ze ntawm txoj haujlwm qag
Lub dav hlau iav mechanism, spur iav kis, kis tau sab nraud iav, sab hauv kis tau tus mob, rack thiab pinion kis tau tus mob, helical iav kis tau tus mob, herringbone gear kis tau, qhov chaw iav mechanism, bevel iav kis, staggered ncej helical iav kis tau tus mob, Worm iav tsav
Los ntawm cov txheej txheem
Bevel iav, npliag semi-khoom iav, helical iav, sab hauv iav, spur iav, cab iav
