| 摘要 |
<p>The invention concerns a device comprising a housing (10) designed to be adapted to the door frame (2), locking means comprising a locking member (13, 60) mobile between a locking position wherein it is designed to co-operate with a complementary member (5) borne by the door leaf and an unlocking position wherein the movement of the door leaf (3) is free, means (15) for maneuvering the locking means designed to be actuated by control means borne by a lift car and means (40) for emergency unlocking designed to be externally operated by an operator. The unlocking means are independent of the maneuvering means (15) and are adapted to actuate the locking member only in the unlocking direction.</p> |
