Igice cyo gutera inshinge

- Inkunga ya gari ya moshi isanzwe, irwanya ingendo nto.
- Sisitemu isanzwe yo gutera inshinge, kugororoka kwiza, igihe gito cyo gusubiza inshinge

Igice cyo gufunga

- Imbaraga ebyiri zo gusohora silinderi, ibicuruzwa byo gusohora byoroshye.
- Imiterere idasanzwe yo gushyigikira imiterere, kuzunguruka hejuru ihagaze neza, ihinduka rihamye, ryiza
parallelism yo gupfa hejuru;