The subject innovation is blanked line or automation line, and to maintain the horizontal balance of the lifter in the double-acting Lifting device for lifting an object consists of a lifting mechanism, the housing to give nophyeo the lifting stability left on the base plate, and a separate position right symmetry isomorphic in the lifter device, which is installed in, the rack (7), a horizontal synchronization bar (6) is installed to maintain the horizontal balance on the rack (7), the horizontal synchronization bar (6) formed on the lifting mechanism (5) Im rack (7) maintaining the balance of the double acting type lifter consisting of a pinion gear (8) (8a) installed on both sides symmetrically with the synchronization bar (6) to access the device.
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