Rig skidding system

摘要

An improved skidding system of the hydraulic cylinder type is provided having thick cover plates with precut holes therethrough fixed to the tops of skid beams and including claws attached to the ends of the hydraulic cylinders having slidably mounted cylinder pins therein for engagement with the holes through the cover plates to anchor the ends of the hydraulic cylinders as the structure attached to the cylinders is skidded across the cover plates.