MANIPULATOR Russian patent published in 2007 - IPC B60P1/54 

FIELD: cargo hoisting equipment, mainly in agricultural machine engineering.

SUBSTANCE: manipulator includes flat base with brackets of hinged unit and with telescopic supports; supporting-rotary column mounted with possibility of rotation around axis of base and carrying jointly mounted in it: boom, handle and cargo gripping hook; mounted in pairs powered hydraulic cylinders for controlling boom and handle; additional hydraulic cylinders of mechanism for rotating supporting-rotary column. Cargo gripping hook is joined with end of handle through movable rope. On ends of rope upper and lower loops are formed respectively with use of locking members. Lower loop embraces block of П-shaped bracket mounted in fixed axle and joined with front end of handle. Movable portions of rope branches are arranged in movable and stationary blocks mounted in pairs. Second movable pair of blocks is mounted in movable pivot arranged by means of ball joint in end of rod of powered hydraulic cylinder whose base is mounted by means of ball joint, rear pivot and brackets in other end of handle. Movable pivot and rear pivot may move one relative to other and they are kinematically coupled by tie rods.

EFFECT: enhanced efficiency of manipulator.

6 cl, 3 dwg