Patent ID: 9273478
Filing Date: 2016-03-01
CPC Classification: B60P,B62B,B66D,B66F,E04G

Claim Text:
1. A mobile lifting assembly comprising: a body frame with one or more supporting members for transporting a structural member across a supporting surface; a plurality of individually controllable lifting devices connected to the body frame for repositioning of the structural member; and a skid resting on the supporting surface underneath the body frame and being arranged to contact the body frame to distribute forces imparted by the mobile lifting assembly and the structural member across the supporting surface, said forces distributed between at least one of the supporting members of the body frame and the skid during movement of the body frame and the skid to a desired location of the supporting surface, the skid including an upper frame for contacting the body frame and one or more hydraulic rams for adjusting a height of the skid for contacting the body frame and for adjusting a tilt of the upper frame such that the forces distributed across the supporting surface are adjustably distributed.