Iyunithi yomjovo ihlanganisa izingxenye eziyinhloko ezifana nesikulufu, umgqomo, umlomo wombhobho, i-hopper, idivayisi yokulinganisa, idivayisi yokudlulisela, iyunithi yomjovo, nesilinda esisebenza ndawonye esisebenza ndawonye ukuze siqedele ukubumba komjovo wepulasitiki. Idivayisi yokuhlanganisa isikhunta ihlukile-emishinini emibili yokubumba umjovo wepuleti. Iqukethe amapuleti angashintshi angaphambili/angemuva, amapuleti anyakazayo, izinsika zesango (noma izinti zokubopha), amasilinda abamba isikhunta asebenza ngogesi, amasilinda adonsa amanzi anyakazayo, indlela yokukhiya isikhunta, idivayisi yokulungisa isikhunta, kanye nedivayisi yokukhipha umkhiqizo. Lezi zingxenye zisebenza ndawonye ukuze kuqinisekiswe ukunemba nokusebenza kahle kwenqubo yokubumba umjovo.
Imishini emibili-yokubumba umjovo wepuleti isebenzisa indlela yokusebenza yengcindezi eqondile, lapho amasilinda amane{1}}okucindezela isikhunta akhiya umfutho ocindezelayo asebenza ndawonye ukuze adonse izinsika, afake futhi agcine ukucindezela esibunjeni. Inqubo yokukhiqiza izingxenye zepulasitiki ihlanganisa izinyathelo eziningi: ukuqinisa isikhunta kancane, ukubopha isikhunta okusheshayo,{3}}ukucindezela isikhunta esihamba kancane, ukuvala amantongomane ajikelezayo,{4}}ukukhiya isikhunta esicindezelayo sokukhiya isilinda, umjovo, ukubamba ingcindezi, ukukhululwa kwengcindezi ngemva kokubamba,{5}}isikhunta esicindezelayo, ukuvula isikhunta esinensayo,{6} ukuvulwa, ukuvulwa kwesikhunta okunensayo futhi, ukukhishwa komkhiqizo, nokuhoxiswa kwephini lokukhipa. Lezi zinyathelo zakha inqubo yokubumba umjovo ophelele futhi ohlangene.
