hydraulic breaker with a spring damper element between weight and schlagmedium, to reduce the unterwasserschall and pfahlermu00fcdung ramming piles

摘要

spring du00e4mpferelement between rammgewicht and schlaghaube a breaker characterised by the fact that between weight and schlaghaube is placed.the kraftimpuls of weight on a schlagmedium and from there directly or through other schlagmedien to the stake to transfer.