Diki yekuisa groove, yakanaka yekuisa chisimbiso kuita.
Kuvhiya kwacho kwakanyatso kugadzikana nekuda kweiyo geometry yemuromo wekuvhara iyo inobata iyo lubrication firimu zvakanyanya, uye nekuda kwekushandiswa kwezvinhu zverabha zvakaratidza kuti zvakakodzera pamichina yepneumatic.
Diki chimiro, saka static uye dynamic friction yakadzikira.
Inokodzera mhepo yakaoma uye mhepo isina mafuta, mafuta ekutanga panguva yegungano anoita basa rinokosha muhupenyu hurefu hwekushanda.
Lip seal chimiro chinovimbisa basa rakakodzera.
Zviri nyore kukwana mugirovha yakavharwa.
Izvo zvakakodzerawo kune cushioning cylinders.