Izixhobo zempethu kwaye i-wheel worm yi-cylindrical, threaded worm shaft ene-helical groove esikwe kumphezulu wayo. I-worm gear livili elinamazinyo elidibana ne-worm, liguqula intshukumo ejikelezayo ye-worm ibe yi-linear motion yegiya. Amazinyo kwi-worm gear asikwe kwi-engile ehambelana ne-engile ye-helical groove kwi-worm.
Kumatshini wokusila, izixhobo zomngundo kunye nezomngundo zisetyenziselwa ukulawula intshukumo yentloko yokusila okanye itafile. I-worm idla ngokuqhutywa yimoto, kwaye njengoko ijikeleza, idibana namazinyo ezixhobo zomngundo, nto leyo ebangela ukuba i-gear ihambe. Olu hambo ludla ngokuba luchaneke kakhulu, nto leyo evumela ukuba intloko yokusila okanye itafile ibekwe ngokuchanekileyo.
Enye inzuzo yokusebenzisa isixhobo seempethu kunye ne-worm kwimishini yokugaya kukuba inika umgangatho ophezulu wenzuzo yoomatshini, ivumela injini encinci ukuba iqhube i-worm ngelixa isaqhuba ngokuchanekileyo. Ukongeza, ngenxa yokuba amazinyo esixhobo seempethu adibana ne-worm kwi-engile enganzulu, akukho kungqubana okuninzi kunye nokuguguleka kwezinto, nto leyo ebangela ukuba inkqubo isebenze ixesha elide.