Imvakalelo ethambileyo nethuleyo yenza ikhaya lizive lifudumele kwaye likhululekile. Iimveliso zesilayidi zikaloliwe ezisulungekiswe bubuchwephesha bemveliso yesilayidi sikaloliwe zigqwesile ngokusetyenzwa, zihambelana nesilinda sobunzulu behydraulic esomeleleyo, kwaye ziye zathandwa ngabantu abaninzi basekhaya. Ixhomekeke kwiteknoloji entsha ukulungelelanisa isantya sokuvala sedrowa. Imveliso isebenzisa ubuchwephesha be-hydraulic buffer ukwenza idrowa ivaleke kancinane xa kukho umgama othile ukusuka kumda wedrowa, ukunciphisa amandla empembelelo kunye nokwenza umphumo okhululekileyo xa uvala. Ixhotyiswe ngomzila kaloliwe omanzisa isilayidi. Yenza ifenitshala ibe phezulu, ukunciphisa amandla empembelelo ukwenza umphumo okhululekileyo xa uvaliwe, kwaye uqinisekise ukuba naphantsi kokusetyenziswa kwexesha elide, akukho mfuneko yokugcinwa.