Kazhinji, mumuchina wekuwachisa madhiramu, tinoona muzvitoro zvemidziyo yepamba, 'kuvhura' kuri pazasi pemuchina wekuwachisa, rudzi urwu rwemuchina wokuwachisa unonzi muchina wekugezesa wemberi.Kuwedzera kune vamwe vagadziri vanoisa chigubhu pamakona kuti vagadzire imwe yakakosha yekuwachisa muchina, ipapo.
Muchina wokuwachisa wepasi rose, chikamu chikuru chayo chaive chigubhu chine shafiti yakatwasuka ine mashizha akafanana nepedhi, shaft yakatenderedzwa nekukwenya crank yakabatana nayo.Zvakadaro, muchina uyu waisashandiswa zvakanyanya nekuti wainetsa kushandisa nekukuvara hembe, asi waimaka beg.