I-V-ring VS iwuphawu oluyingqayizivele lwerabha yonke yokuzungezisa.I-V-ring VS iwuphawu oluhle kakhulu lokuvimbela ukuhlasela kokungcola, uthuli, amanzi noma inhlanganisela yale midiya, kuyilapho igcina ngokuphelele amafutha, ngenxa yomklamo nokusebenza kwayo okuyingqayizivele, i-V-ring VS ingasetshenziselwa ububanzi obubanzi. yezinhlobo ezihlukahlukene zama-bearings, ingasetshenziswa futhi njengophawu lwesibili ukuvikela uphawu oluyinhloko.