a framed construction erected above the spot where a pile is to be driven into the ground. It is provided with a heavy weight which runs in upright guides and is so arranged that it may fall by gravit, ramm, rammvasar - vaiade rammimise seade. Mehaaniline ramm om malmvalatis (mass kuni 3000 kg), mis tõstetakse vintsiga mõne meetri kõrgusele ja lastakse vabalt langeda. Auru-suruõhu- ja diiselrammi ma