Tanga

Kare kuma1830 nguva pfupi mushure mekuzvarwa kwemota yesteam, vamwe vanhu vaifunga kupa mavhiri emota "nzira" dzehuni nerabha, kuitira kuti mota dzesteam dzinorema dzikwanise kufamba panyika yakapfava, asi mashandiro ekutanga enzira uye mashandiro ekushandisa hazvina kunaka, kusvika muna 1901 apo Lombard muUnited States yakagadzira mota yekukweva masango, yakangogadzira nzira yekutanga ine mhedzisiro yakanaka. Makore matatu gare gare, mainjiniya wekuCalifornia Holt akashandisa chigadzirwa chaLombard kugadzira nekuvaka "77″ steam tractor".

Yaiva tarakita yekutanga pasi rose inoteverwa netrack. Musi wa24 Mbudzi, 1904, tarakita iyi yakaedzwa kekutanga uye yakazoiswa mukugadzirwa kwehuwandu. Muna 1906, kambani yekugadzira matarakita yaHolt yakagadzira tarakita yekutanga yepasi rose inofambiswa nepeturu inopiswa neinjini, iyo yakatanga kugadzirwa nehuwandu gore rakatevera, ndiyo yaive tarakita yakabudirira zvikuru panguva iyoyo, uye yakava muenzaniso wetangi rekutanga pasi rose rakagadzirwa neBritish makore mashoma gare gare. Muna 1915, maBritish akagadzira tangi re "Little Wanderer" rakatevera nzira dzetarakita reAmerican "Brock". Muna 1916, matangi e "Schnad" ne "Saint-Chamonix" akagadzirwa kuFrance akatevera nzira dzetrakita reAmerican "Holt". Matangi e "Crawlers" akapinda munhoroondo yematangi kweanenge makore makumi mapfumbamwe echitubu nematsutso kusvika pari zvino, uye matangi anhasi, pasinei nechimiro chawo kana zvinhu, kugadzirwa, nezvimwewo, ari kugara achipfumisa imba yepfuma yematangi, uye matangi aya akura kuita matangi anogona kutsungirira miedzo yehondo.

Vanoita zvinhu

Matreki icheni dzinochinjika dzinofambiswa nemavhiri anoshanda akakomberedza mavhiri anoshanda, mavhiri ekutakura, mavhiri ekufambisa uye mapurini ekutakura. Matreki anoumbwa neshangu dzenzira nemapini enzira. Mapini enzira anobatanidza matraki kuti agadzire chinongedzo chenzira. Migumo miviri yeshangu dzenzira yakavharika, ine maburi, uye kune mazino anokonzera pakati, anoshandiswa kururamisa nzira nekudzivirira nzira kuti isadonhe kana tangi ratenderedzwa kana kutenderedzwa, uye kune mbabvu yakasimba inodzivirira kutsvedza (inonzi pateni) parutivi rwekubata pasi kuti ivandudze kusimba kweshangu dzenzira uye kunamira kwenzira pasi.