20110127786 | DEVICE FOR GRIPPING AN OBJECT BY TIGHTENING, COMPRISING A MAIN BODY, ARTICULATED JAW HOLDERS, AND ACTUATING MEANS - A clamp-type gripping device for grasping an object by tightening, in particular a food product, including a main body that is suitable for being mounted on a manipulator, movable jaw holders that are suitable for passing, by pivoting, from a first open position, in which the jaws are loosened, to a second closed position, in which said jaws are tightened around the object that is to be grasped, and actuating means, comprising a first piston that is integral with a second piston by means of a screw, whereby the unit can move axially in translation inside the main body and makes it possible to pass the jaw holders from the first position into the second position, and vice versa. The actuating means are arranged completely, and move exclusively, inside the main body, which is hollow. | 06-02-2011 |