| 摘要 |
The device comprises a main chassis 6 carrying, via articulated parallelograms 9, 10, sub-chassis 11, 12 on which fingers 14 are articulated in a universal manner. Hydraulic actuating cylinders 13, coupled to the connecting rods 7 of the articulated parallelograms 9, 10 allow the fingers 14 to grip items from the outside or from the inside. <IMAGE>
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