Thepa ea pele ea indasteri ea li-hydraulic le theknoloji e tsoetseng pele ea haeteroliki, tlhahiso ea likaroloana tse kopaneng tsa hinge, tsohle molemong oa ho lelekisa boleng ba ho qetela. Seboka se le seng sa kopano, kopano e sebetsang hantle haholo ea li-hinges tse phethahetseng. Liphutheloana tsohle tsa ho qetela li tlameha ho feta tlhahlobo ea mochini, ka letsoho ea litekanyetso tse tšoanelehang.