| 摘要 |
A device for gripping caps, which can be applied to a capping machine, comprising a support having a hollow guide portion, a connection portion, and a bell-shaped portion and a retention element having a hub portion, which is mounted so that it can slide within said guide portion and is movable with respect to the support between a position of gripping and release of the caps and a position for withholding the caps, in which the retention element is provided with a seat for retention of the caps, which is able to expand in a radial direction, and in which the bell-shaped portion of the support has a contrast surface, which, in a position for withholding the caps, blocks the seat for retention of the caps in the withholding position.
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