| 摘要 |
The system (40) has an actuator (50) including a motor for rotating a shaft (52), and a fixing device (53) for fixing to a door leaf (20). Another actuator (60) includes a motor for rotating another shaft (62), and another fixing device (63) for fixing to another door leaf (30). A telescopic bar (70) includes a portion (80) that is integral with the former shaft driven by the motor of the former actuator, and another portion (90) that is integral with the latter shaft driven by the motor of the latter actuator. The door leaves is made of wood, aluminum or PVC. An independent claim is also included for an installation for autonomous opening and closing of leaves of a gate, a door, and a window. |
