HOISTING MACHINE OUTRIGGER Russian patent published in 2007 - IPC B66C23/00 B66C23/78 

FIELD: hoisting and transportation equipment, particularly outriggers therefore.

SUBSTANCE: outrigger comprises fixed beam and sliding beam inserted in guiding means of the fixed beam. Lifting hydraulic cylinder is pivotally connected to the sliding beam. Traction hydraulic cylinder has body fastened to fixed beam and rod secured to sliding beam by means of fastening finger inserted in sliding beam slot. Connected to the slot is profiled strip holder. Profiled strip is installed in guiding means of fixed beam. Fixed beam position with respect to sliding one is retained by composite finger including two members. One member is spring-loaded and arranged in fixed beam. Another member may move in telescopic beam and may be fixed in its extreme positions. Lifting hydraulic cylinder is fixedly connected to holder, which is hinged to fixed beam by means of control-rod.

EFFECT: increased service performance.

3 dwg