ROCK DRILLING RIG

摘要

Rock drilling rig comprising a carrier (1) provided with a service platform (7). The platform is arranged on a boom (6). The carrier (1) is provided with a four link mechanism (8) which is swingable in a plane perpendicular to the longitudinal direction (2) of the carrier. The boom (6) is swingably arranged on a link (9) incorporated in the four link mechanism (8) and arranged at a distance from the carrier (1).