| 摘要 |
The device for positioning a plate-like element on work surfaces includes a pin (2) connected to a pivoting arm (3) which is rotatable by an actuation shaft (6) having keyed thereto a gear (10) which meshes with a rack portion of a stem (16) of a piston (17), in which the pin in its inactive position is arranged to the side of the body (11) of a plate sucker element (1). <IMAGE>
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