Imishini yethu ye-coil spring ihambisana nobuchwepheshe bakamuva futhi ikwazi ukuhlangabezana nezidingo zabakhiqizi bazo zonke izigaba. Imishini eza nezilungiselelo, imishini elula ukuyisebenzisa, kanye nemishini esebenza ngesivinini esisheshayo ikwazi ukukhiqiza ama-coil spring ngendlela ephumelelayo. Imishini yethu ingamukela izimboni zezimoto, ezokundiza kanye nezimboni ezijwayelekile futhi ihlale ibanga phambili emhlabeni, ngokusebenza okuthembekile.