Chomera ndi chitoliro, chopindika ndi poyambira guove pansi. Magiya a nyongolotsi ndi gudumu loti azitha ndi nyongolotsi, ndikusintha mayendedwe ozungulira a nyongolotsi kukhala yoyenda m'madzi a zida zamiyala. Mano pa girm gear amadulidwa kumbali yomwe ikufanana ndi poyambira guove pa nyongolotsi pa nyongolotsi.

M'makina ochepera, nyongolotsi ndi mafuta othira zimagwiritsidwa ntchito kuwongolera kayendedwe ka mutu kapena patebulo. Nyongolotsi zimayendetsedwa ndi galimoto, ndipo monga zimazungulira, imayamba ndi mano a girm gear, ndikupangitsa magiya kuti asunthe. Kuyenda uku nthawi zambiri kumakhala kolondola kwambiri, kulola kuti pakhale mutu kapena patebulo kapena tebulo.

Ubwino umodzi wogwiritsa ntchito nyongolotsi ya nyongolotsi ndi makina opera opera ndikuti zimapereka mwayi kwa makina ochulukirapo, kulola kuti magalimoto ang'onoang'ono azitha kuyendetsa nyongolotsiyo akadali olondola. Kuphatikiza apo, chifukwa mano a gemu gear amachita ndi nyongolotsi pakona osaya, pamakhala mikangano yochepa ndikuvala pazinthu zonse, zomwe zimapangitsa kuti pakhale moyo wautali wa dongosolo.