US Patent 9267620 Laying machine and a blade assembly

The present disclosure presents a laying machine for laying at least one flexible casing or tube, cable, or wire. The laying machine includes a blade arrangement for making a trench in the ground. The laying machine can also include a consolidation and laying means being arranged behind the blade arrangement for clearing and safeguarding the trench from collapsing while laying at least one flexible casing or tube, cable or wire into the trench. Additionally, a blade assembly including compartments for cooling fluid and air is presented herein.