Izinhlobo ezimbili ezinkulu ze-air spring yi-rolling lobe (ngezinye izikhathi ebizwa ngokuthi umkhono ohlehlayo) kanye ne-convoluted bellow.I-rolling lobe air spring isebenzisa esinyeni senjoloba esisodwa, esigoqeka ngaphakathi futhi sigingqikele ngaphandle, kuye ngokuthi sihamba kude kangakanani nokuthi sihamba ngakuphi.I-rolling lobe air spring iyatholakala nge-stroke ubude obuphezulu obusebenzisekayo-kodwa ilinganiselwe ngamandla ngenxa yokuthambekela kwayo ekuqhumeni, ngakho-ke, inamandla alinganiselwe.I-convoluted air spring yohlobo lwe-bellow isebenzisa insimbi eyodwa ukuya kwezintathu ezimfishane, amayunithi amaningi aqiniswa ihupho yebhande.Iziphethu zomoya ezihlanganisiwe ziyakwazi ukuphinda izikhathi eziyishumi amandla enguqulo ye-rolling lobe kanye nesilinganiso somjikelezo wempilo kabili, kodwa zine-stroke esebenziseka kancane ongasebenza ngayo.