JIB CRANE Russian patent published in 2016 - IPC B66C23/36 

FIELD: transport.

SUBSTANCE: jib crane comprises the truck-mounted platform. Turntable and telescopic boom are coupled with said platform. Said telescopic boom consists of the section and the base. The latter is articulated with the front and rear hydraulic cylinders. Lower ends of hydraulic cylinders are articulated with the turntable. Jib crane is provided with the strut composed by the box-like frame. The frame ends feature the U-like shape. The strut top end is articulated with the telescopic boom base by pivots aligned with the front hydraulic cylinder with that of the front hydraulic cylinder. Opposite end of the strut is connected with the turntable by the pivots aligned with that of the rear cylinder.

EFFECT: higher stiffness, enhanced performances and higher reliability.

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