摘要 |
The gripping means comprises in a single retaining frame a plurality of gripper units for gripping the trottles to be emptied, each of which units comprises , mating with the lateral profile of a bottle, a fixed member and a movable member, capable of fitting round a part of the outer surface of the bottle to be emptied, ea ch of the gripper units having associated with it a device for piercing the bottle, equipped with means for the introduction of an expulsion gas and drainage of the contents of the bottle, and also an optical sensor for checking the presence of the bottle a nd checking whether there are contents therein.
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