SELF-PROPELLED JIG CRANE Russian patent published in 2013 - IPC B66C23/36 

FIELD: transport.

SUBSTANCE: invention relates to machine building and can be used for mechanisation of handling and erection jobs in industry and construction. Self-propelled jig crane comprises structural running gear with front and rear bracing jacks, turn platform with working equipment and drive equipment. Structural running gear is composed of automotive special chassis with welded-type structural running frame including lengthwise box-section girder with front and rear transverses girders attached thereto, two rails attached to lengthwise girder front part along girder lengthwise axis and interconnected by crossbars. Crane turn platform is mounted at lengthwise girder and power drive arranged between rails.

EFFECT: decreased weight, higher stiffness load lifting and carrying capacity, simplified servicing, lower repair and reception costs.

10 cl, 3 dwg