FIELD: construction engineering. SUBSTANCE: device has sectional cantilevers of cradle suspension fastened by hinge 2. Mounted on short part 3 of cantilever is sector 6 provided with number of holes 7 arranged over circumference with its center coinciding with center of hinge 2. Attached to cantilevers is monorail 1 along which movable on wheels 11 is connecting bar 12 with geared motor 13 which through universal joints drives wheels 11 to move cradle in horizontal direction. Control of cradle movement can be effected either from cradle itself or from ground by means of hand-held control unit. EFFECT: high efficiency. 4 cl, 6 dwg
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Authors
Dates
1997-07-10—Published
1994-08-02—Filed