| 摘要 |
<p>The control (4) has a handling unit for handling a pallet (12) mounted around a rotation axle (16) between rest and topple positions to grip an opening of a door. The pallet is associated to a lifting button (13), and a boss (21) is formed between the button and the pallet such that pushing of the button causes the pallet to pivot from its rest position. A locking lever (22) subjected to an action of pull off spring (24) is mounted under the pallet so as to maintain the locking of pallet when the button has a boss (25) cooperating with the lever to actuate the lever, and to release the pallet.</p> |
